[ 517.342417][ T31] audit: type=1400 audit(517.290:56): avc: denied { read write } for pid=3091 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 [ 517.363354][ T31] audit: type=1400 audit(517.310:57): avc: denied { open } for pid=3091 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]:64674' (ED25519) to the list of known hosts. [ 549.644849][ T31] audit: type=1400 audit(549.600:58): avc: denied { execute } for pid=3104 comm="sh" name="syz-executor637296932" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 549.658774][ T31] audit: type=1400 audit(549.600:59): avc: denied { execute_no_trans } for pid=3104 comm="sh" path="/syz-executor637296932" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 550.031503][ T31] audit: type=1400 audit(549.980:60): avc: denied { execmem } for pid=3104 comm="syz-executor637" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 550.064682][ T31] audit: type=1400 audit(550.020:61): avc: denied { prog_load } for pid=3105 comm="syz-executor637" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program [ 550.074623][ T31] audit: type=1400 audit(550.030:62): avc: denied { bpf } for pid=3105 comm="syz-executor637" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 550.090089][ T31] audit: type=1400 audit(550.040:63): avc: denied { map_create } for pid=3105 comm="syz-executor637" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 550.108036][ T31] audit: type=1400 audit(550.060:64): avc: denied { map_read map_write } for pid=3105 comm="syz-executor637" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 550.108316][ T31] audit: type=1400 audit(550.060:65): avc: denied { perfmon } for pid=3105 comm="syz-executor637" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 550.149257][ T31] audit: type=1400 audit(550.100:66): avc: denied { prog_run } for pid=3105 comm="syz-executor637" 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 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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 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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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.042769][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.043234][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.043578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.043756][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.044064][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.044788][ T32] Call trace: [ 1324.045008][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.045243][ T32] r10:829188dc r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:83242400 [ 1324.045289][ T32] r4:83242400 [ 1324.045352][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.045400][ T32] r5:83242400 r4:829188d8 [ 1324.045421][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.045484][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.045575][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.045618][ T32] r4:00000000 [ 1324.045653][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.045731][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.045793][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.045834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce300 [ 1324.045857][ T32] r4:00000000 [ 1324.045876][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.045920][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1324.045942][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.046009][ T32] r5:00001000 r4:ebb0b000 [ 1324.046030][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.046070][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.046117][ T32] r5:85a63b8c r4:85a63800 [ 1324.046149][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.046201][ T32] r7:ddde2d80 r6:83018200 r5:85a63b8c r4:830cd080 [ 1324.046222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.046299][ T32] r10:61c88647 r9:83242400 r8:830cd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.046334][ T32] r4:830cd080 [ 1324.046355][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.046400][ T32] r10:00000000 r9:830cd080 r8:8027f5e8 r7:df819d50 r6:830cd100 r5:83242400 [ 1324.046421][ T32] r4:00000001 [ 1324.046471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.046872][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.047053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.047108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.047140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.047194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.047229][ T32] r4:830cb100 [ 1324.048257][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.048375][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.048492][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.048623][ T32] Call trace: [ 1324.048662][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.048717][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.048742][ T32] r4:00000000 [ 1324.048789][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.048876][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.048912][ T32] 1d20: bd9c8000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.048943][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.048976][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.049024][ T32] r5:80000013 r4:80239bb0 [ 1324.049048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.049097][ T32] r4:82ac11e4 [ 1324.049119][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.049190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.049215][ T32] r4:e05e1dc0 [ 1324.049235][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.049278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.049328][ T32] r4:00000000 [ 1324.049379][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.049430][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.049479][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.049526][ T32] r5:00001000 r4:e01f9000 [ 1324.049550][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.049591][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.049633][ T32] r5:84b52f8c r4:84b52c00 [ 1324.049653][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.049728][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.049753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.049801][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.049823][ T32] r4:846ded00 [ 1324.049876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.049926][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.049949][ T32] r4:00000001 [ 1324.050010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.050112][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.050200][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.050261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.050315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.050347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.050370][ T32] r4:84a7ddc0 [ 1324.050455][ T32] INFO: task kworker/1:2:44 blocked for more than 450 seconds. [ 1324.050521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.050552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.050601][ T32] task:kworker/1:2 state:D stack:0 pid:44 tgid:44 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.050678][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.050756][ T32] Call trace: [ 1324.050819][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.050903][ T32] r10:829188dc r9:df915d84 r8:00000002 r7:60000113 r6:df915d8c r5:83813000 [ 1324.050929][ T32] r4:83813000 [ 1324.050949][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.050991][ T32] r5:83813000 r4:829188d8 [ 1324.051037][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.051083][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.051165][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df915e08 [ 1324.051223][ T32] r4:00000000 [ 1324.051245][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.051296][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.051337][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.051378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9fc0 [ 1324.051400][ T32] r4:00000000 [ 1324.051419][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.051464][ T32] r9:83018205 r8:83813000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.051516][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.051593][ T32] r5:00001000 r4:eb9db000 [ 1324.051620][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.051661][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.051702][ T32] r5:85a62b8c r4:85a62800 [ 1324.051722][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.051767][ T32] r7:ddde2d80 r6:83018200 r5:85a62b8c r4:832d8d80 [ 1324.051787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.051832][ T32] r10:61c88647 r9:83813000 r8:832d8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.051883][ T32] r4:832d8d80 [ 1324.051906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.051951][ T32] r10:00000000 r9:832d8d80 r8:8027f5e8 r7:df911e60 r6:83328c00 r5:83813000 [ 1324.052001][ T32] r4:00000001 [ 1324.052025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.052062][ T32] Exception stack(0xdf915fb0 to 0xdf915ff8) [ 1324.052115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.082603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.082686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.082757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.082786][ T32] r4:832d7b00 [ 1324.083306][ T32] INFO: task kworker/1:2:44 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.083377][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.083500][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.083568][ T32] Call trace: [ 1324.083620][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.083678][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.083731][ T32] r4:00000000 [ 1324.083755][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.083833][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.083867][ T32] 1d20: be86d000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.083896][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.083950][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.084007][ T32] r5:80000013 r4:80239bb0 [ 1324.084030][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.084074][ T32] r4:82ac11e4 [ 1324.084131][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.084205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.084261][ T32] r4:e05e1dc0 [ 1324.084311][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.084356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.084406][ T32] r4:00000000 [ 1324.084457][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.084532][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.084557][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.084600][ T32] r5:00001000 r4:e01f9000 [ 1324.084619][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.084657][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.084697][ T32] r5:84b52f8c r4:84b52c00 [ 1324.084717][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.084790][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.084815][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.084891][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.084917][ T32] r4:846ded00 [ 1324.084948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.084997][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.085020][ T32] r4:00000001 [ 1324.085039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.085105][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.085138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.085193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.085225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.085253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.085274][ T32] r4:84a7ddc0 [ 1324.085326][ T32] INFO: task kworker/0:2:725 blocked for more than 450 seconds. [ 1324.085360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.085412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.085437][ T32] task:kworker/0:2 state:D stack:0 pid:725 tgid:725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.085513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.085557][ T32] Call trace: [ 1324.085618][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.085668][ T32] r10:829188dc r9:e052dd84 r8:00000002 r7:60000113 r6:e052dd8c r5:83ada400 [ 1324.085719][ T32] r4:83ada400 [ 1324.085745][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.085792][ T32] r5:83ada400 r4:829188d8 [ 1324.085813][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.085883][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.085930][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e052de08 [ 1324.085953][ T32] r4:00000000 [ 1324.086003][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.086060][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.086103][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.086143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b24440 [ 1324.086194][ T32] r4:00000000 [ 1324.086249][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.086296][ T32] r9:83018005 r8:83ada400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1324.086345][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.086391][ T32] r5:00001000 r4:eac3d000 [ 1324.086410][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.086448][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.086512][ T32] r5:85127b8c r4:85127800 [ 1324.086562][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.086610][ T32] r7:dddced80 r6:83018000 r5:85127b8c r4:83362e80 [ 1324.086631][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.086674][ T32] r10:61c88647 r9:83ada400 r8:83362eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.086725][ T32] r4:83362e80 [ 1324.086748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.086819][ T32] r10:00000000 r9:83362e80 r8:8027f5e8 r7:df83de60 r6:83362f00 r5:83ada400 [ 1324.086846][ T32] r4:00000001 [ 1324.086896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.086933][ T32] Exception stack(0xe052dfb0 to 0xe052dff8) [ 1324.086959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.086986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.087012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.087039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.087060][ T32] r4:83363c80 [ 1324.087427][ T32] INFO: task kworker/0:2:725 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.087493][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.087616][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.087696][ T32] Call trace: [ 1324.087791][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.087858][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.088012][ T32] r4:00000000 [ 1324.088095][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.088148][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.088200][ T32] 1d20: be86d000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.088235][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.088373][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.088402][ T32] r5:80000013 r4:80239bb0 [ 1324.088453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.088498][ T32] r4:82ac11e4 [ 1324.088519][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.088559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.088582][ T32] r4:e05e1dc0 [ 1324.088659][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.088719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.088773][ T32] r4:00000000 [ 1324.088807][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.088856][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.088878][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.088948][ T32] r5:00001000 r4:e01f9000 [ 1324.088983][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.089025][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.089066][ T32] r5:84b52f8c r4:84b52c00 [ 1324.089086][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.089136][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.089189][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.089238][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.089260][ T32] r4:846ded00 [ 1324.089293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.089340][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.089383][ T32] r4:00000001 [ 1324.089408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.089468][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.089499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.089562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.089592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.089621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.089642][ T32] r4:84a7ddc0 [ 1324.089754][ T32] INFO: task kworker/1:1:3090 blocked for more than 450 seconds. [ 1324.089788][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.089812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.089833][ T32] task:kworker/1:1 state:D stack:0 pid:3090 tgid:3090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.089945][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.090053][ T32] Call trace: [ 1324.090105][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.090158][ T32] r10:829188dc r9:df971d84 r8:00000002 r7:60000113 r6:df971d8c r5:842e2400 [ 1324.090181][ T32] r4:842e2400 [ 1324.090228][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.090295][ T32] r5:842e2400 r4:829188d8 [ 1324.090319][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.090359][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.090425][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 [ 1324.090450][ T32] r4:00000000 [ 1324.090469][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.090539][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.090578][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.090621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9bc0 [ 1324.090644][ T32] r4:00000000 [ 1324.090663][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.090706][ T32] r9:83018205 r8:842e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1324.090725][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.090766][ T32] r5:00001000 r4:eb8b3000 [ 1324.090785][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.090850][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.090896][ T32] r5:85a61b8c r4:85a61800 [ 1324.090917][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.090991][ T32] r7:ddde2d80 r6:83018200 r5:85a61b8c r4:848d2180 [ 1324.091015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.091108][ T32] r10:61c88647 r9:842e2400 r8:848d21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.091135][ T32] r4:848d2180 [ 1324.091183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.091230][ T32] r10:00000000 r9:848d2180 r8:8027f5e8 r7:df915e60 r6:848d2500 r5:842e2400 [ 1324.091252][ T32] r4:00000001 [ 1324.091271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.091304][ T32] Exception stack(0xdf971fb0 to 0xdf971ff8) [ 1324.091371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.091404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.091460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.091529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.091554][ T32] r4:84930680 [ 1324.091870][ T32] INFO: task kworker/1:1:3090 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.091904][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.091994][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.092083][ T32] Call trace: [ 1324.117163][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.117285][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.117341][ T32] r4:00000000 [ 1324.117417][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.117494][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.117529][ T32] 1d20: bef43000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.117590][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.117657][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.117713][ T32] r5:80000013 r4:80239bb0 [ 1324.117763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.117822][ T32] r4:82ac11e4 [ 1324.117845][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.117915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.117985][ T32] r4:e05e1dc0 [ 1324.118013][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.118059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.118116][ T32] r4:00000000 [ 1324.118142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.118232][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.118285][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.118362][ T32] r5:00001000 r4:e01f9000 [ 1324.118385][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.118464][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.118539][ T32] r5:84b52f8c r4:84b52c00 [ 1324.118593][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.118655][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.118679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.118725][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.118783][ T32] r4:846ded00 [ 1324.118843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.118890][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.118912][ T32] r4:00000001 [ 1324.118961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.119032][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.119061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.119093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.119120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.119183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.119218][ T32] r4:84a7ddc0 [ 1324.119273][ T32] INFO: task kworker/1:3:3109 blocked for more than 450 seconds. [ 1324.119345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.119404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.119462][ T32] task:kworker/1:3 state:D stack:0 pid:3109 tgid:3109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.119521][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.119599][ T32] Call trace: [ 1324.119674][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.119751][ T32] r10:829188dc r9:df969d84 r8:00000002 r7:60000113 r6:df969d8c r5:838e5400 [ 1324.119804][ T32] r4:838e5400 [ 1324.119827][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.119902][ T32] r5:838e5400 r4:829188d8 [ 1324.119959][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.120001][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.120047][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 [ 1324.120099][ T32] r4:00000000 [ 1324.120151][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.120191][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.120226][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.120294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce000 [ 1324.120319][ T32] r4:00000000 [ 1324.120339][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.120382][ T32] r9:83018205 r8:838e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.120434][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.120477][ T32] r5:00001000 r4:eba99000 [ 1324.120498][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.120534][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.120573][ T32] r5:85a6338c r4:85a63000 [ 1324.120628][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.120673][ T32] r7:ddde2d80 r6:83018200 r5:85a6338c r4:848d2a80 [ 1324.120693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.120736][ T32] r10:61c88647 r9:838e5400 r8:848d2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.120787][ T32] r4:848d2a80 [ 1324.120809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.120853][ T32] r10:00000000 r9:848d2a80 r8:8027f5e8 r7:df915e60 r6:848d2480 r5:838e5400 [ 1324.120911][ T32] r4:00000001 [ 1324.120932][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.120998][ T32] Exception stack(0xdf969fb0 to 0xdf969ff8) [ 1324.121045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.121076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.121106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.121134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.121190][ T32] r4:8469ff80 [ 1324.121731][ T32] INFO: task kworker/1:3:3109 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.121773][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.121905][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.122029][ T32] Call trace: [ 1324.122118][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.153389][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.153458][ T32] r4:00000000 [ 1324.153499][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.153602][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.153661][ T32] 1d20: bf5f7000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.153716][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.153763][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.153810][ T32] r5:80000013 r4:80239bb0 [ 1324.153856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.153935][ T32] r4:82ac11e4 [ 1324.154007][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.154096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.154144][ T32] r4:e05e1dc0 [ 1324.154183][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.154260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.154301][ T32] r4:00000000 [ 1324.154338][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.154423][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.154463][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.154543][ T32] r5:00001000 r4:e01f9000 [ 1324.154581][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.154653][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.154729][ T32] r5:84b52f8c r4:84b52c00 [ 1324.154766][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.154849][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.154889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.154974][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.155016][ T32] r4:846ded00 [ 1324.155052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.155140][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.155181][ T32] r4:00000001 [ 1324.155219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.155286][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.155337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.155391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.155442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.155498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.155539][ T32] r4:84a7ddc0 [ 1324.155841][ T32] INFO: task kworker/0:4:3118 blocked for more than 450 seconds. [ 1324.155911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.155957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.155998][ T32] task:kworker/0:4 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.156100][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.156188][ T32] Call trace: [ 1324.156246][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.156334][ T32] r10:829188dc r9:df9ddd84 r8:00000002 r7:60000113 r6:df9ddd8c r5:83243c00 [ 1324.156377][ T32] r4:83243c00 [ 1324.156415][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.156492][ T32] r5:83243c00 r4:829188d8 [ 1324.156531][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.156606][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.156693][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 [ 1324.156735][ T32] r4:00000000 [ 1324.156772][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.156846][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.156919][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.156995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564fbc0 [ 1324.157036][ T32] r4:00000000 [ 1324.157073][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.157166][ T32] r9:83018005 r8:83243c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.157206][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.157283][ T32] r5:00001000 r4:ebabf000 [ 1324.157321][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.157389][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.157463][ T32] r5:8497cf8c r4:8497cc00 [ 1324.157499][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.157575][ T32] r7:dddced80 r6:83018000 r5:8497cf8c r4:84942500 [ 1324.157612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.157693][ T32] r10:61c88647 r9:83243c00 r8:8494252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.157733][ T32] r4:84942500 [ 1324.157769][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.157852][ T32] r10:00000000 r9:84942500 r8:8027f5e8 r7:eb039e60 r6:84942280 r5:83243c00 [ 1324.157896][ T32] r4:00000001 [ 1324.157933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.212654][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1324.212756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.212792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.212820][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.212852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.212874][ T32] r4:849d7440 [ 1324.213398][ T32] INFO: task kworker/0:4:3118 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.213436][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.213507][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.213597][ T32] Call trace: [ 1324.213670][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.213755][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.213783][ T32] r4:00000000 [ 1324.213840][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.213882][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.213911][ T32] 1d20: c0659000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.213941][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.213990][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.214019][ T32] r5:80000013 r4:80239bb0 [ 1324.214039][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.214083][ T32] r4:82ac11e4 [ 1324.214109][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.214180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.214206][ T32] r4:e05e1dc0 [ 1324.214282][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.214328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.214350][ T32] r4:00000000 [ 1324.214369][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.214437][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.214462][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.214508][ T32] r5:00001000 r4:e01f9000 [ 1324.214530][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.214569][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.214609][ T32] r5:84b52f8c r4:84b52c00 [ 1324.214629][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.214702][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.214726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.214801][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.214854][ T32] r4:846ded00 [ 1324.214877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.214934][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.214984][ T32] r4:00000001 [ 1324.215006][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.215069][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.215105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.215161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.215219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.215250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.215272][ T32] r4:84a7ddc0 [ 1324.215303][ T32] INFO: task kworker/0:6:3124 blocked for more than 450 seconds. [ 1324.215337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.215360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.215380][ T32] task:kworker/0:6 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.215458][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.215536][ T32] Call trace: [ 1324.215571][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.215635][ T32] r10:829188dc r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:83238c00 [ 1324.215661][ T32] r4:83238c00 [ 1324.215681][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.215719][ T32] r5:83238c00 r4:829188d8 [ 1324.215770][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.215840][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.215916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.215969][ T32] r4:00000000 [ 1324.216020][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.216061][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.216139][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.216183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490c340 [ 1324.216205][ T32] r4:00000000 [ 1324.216224][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.216266][ T32] r9:83018005 r8:83238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1324.216313][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.216357][ T32] r5:00001000 r4:e0504000 [ 1324.216377][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.216415][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.216483][ T32] r5:8500838c r4:85008000 [ 1324.216506][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.216549][ T32] r7:dddced80 r6:83018000 r5:8500838c r4:84942680 [ 1324.216599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.216676][ T32] r10:61c88647 r9:83238c00 r8:849426ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.216701][ T32] r4:84942680 [ 1324.216748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.216794][ T32] r10:00000000 r9:84942680 r8:8027f5e8 r7:df9dde60 r6:84942780 r5:83238c00 [ 1324.216815][ T32] r4:00000001 [ 1324.216834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.216907][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.216964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.216995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.217021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.217077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.217108][ T32] r4:849d7840 [ 1324.217420][ T32] INFO: task kworker/0:6:3124 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.217453][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.217542][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.217591][ T32] Call trace: [ 1324.217620][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.217664][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.217686][ T32] r4:00000000 [ 1324.217706][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.217741][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.217767][ T32] 1d20: c0659000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.217825][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.217856][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.217910][ T32] r5:80000013 r4:80239bb0 [ 1324.217961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.218020][ T32] r4:82ac11e4 [ 1324.218041][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.218081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.218108][ T32] r4:e05e1dc0 [ 1324.218127][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.218167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.218217][ T32] r4:00000000 [ 1324.218242][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.218287][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.218359][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.218426][ T32] r5:00001000 r4:e01f9000 [ 1324.218449][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.218517][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.218591][ T32] r5:84b52f8c r4:84b52c00 [ 1324.218646][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.218693][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.218714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.218759][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.218780][ T32] r4:846ded00 [ 1324.218799][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.218877][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.218905][ T32] r4:00000001 [ 1324.218953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.219022][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.219079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.219114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.219141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.219169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.219221][ T32] r4:84a7ddc0 [ 1324.219282][ T32] INFO: task kworker/1:9:3132 blocked for more than 450 seconds. [ 1324.219315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.219339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.219388][ T32] task:kworker/1:9 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.219513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.219590][ T32] Call trace: [ 1324.219644][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.219693][ T32] r10:829188dc r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:8444b000 [ 1324.219715][ T32] r4:8444b000 [ 1324.219763][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.219805][ T32] r5:8444b000 r4:829188d8 [ 1324.219851][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.219892][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.219965][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.220019][ T32] r4:00000000 [ 1324.220042][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.220079][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.220149][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.220220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eb900 [ 1324.220247][ T32] r4:00000000 [ 1324.220269][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.220341][ T32] r9:83018205 r8:8444b000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.220395][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.220467][ T32] r5:00001000 r4:eaa61000 [ 1324.220489][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.220556][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.220620][ T32] r5:852a4f8c r4:852a4c00 [ 1324.220642][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.220716][ T32] r7:ddde2d80 r6:83018200 r5:852a4f8c r4:83328680 [ 1324.220765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.220812][ T32] r10:61c88647 r9:8444b000 r8:833286ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.220864][ T32] r4:83328680 [ 1324.220914][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.220976][ T32] r10:00000000 r9:83328680 r8:8027f5e8 r7:df941e60 r6:84942900 r5:8444b000 [ 1324.221029][ T32] r4:00000001 [ 1324.221078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.221149][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.221180][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.221208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.221234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.221292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.221316][ T32] r4:8443a640 [ 1324.221639][ T32] INFO: task kworker/1:9:3132 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.221702][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.221760][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.221803][ T32] Call trace: [ 1324.221857][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.221903][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.221926][ T32] r4:00000000 [ 1324.221946][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.222023][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.222080][ T32] 1d20: c0659000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.222171][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.252649][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.252732][ T32] r5:80000013 r4:80239bb0 [ 1324.252758][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.252821][ T32] r4:82ac11e4 [ 1324.252874][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.252924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.252948][ T32] r4:e05e1dc0 [ 1324.252969][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.253010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.253032][ T32] r4:00000000 [ 1324.253051][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.253104][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.253126][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.253170][ T32] r5:00001000 r4:e01f9000 [ 1324.253190][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.253228][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.253268][ T32] r5:84b52f8c r4:84b52c00 [ 1324.253318][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.253395][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.253419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.253465][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.253522][ T32] r4:846ded00 [ 1324.253584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.253633][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.253676][ T32] r4:00000001 [ 1324.253699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.253735][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.253762][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.253818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.253853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.253883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.253905][ T32] r4:84a7ddc0 [ 1324.253938][ T32] INFO: task kworker/0:7:3137 blocked for more than 450 seconds. [ 1324.254003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.254045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.254068][ T32] task:kworker/0:7 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.254174][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.254252][ T32] Call trace: [ 1324.254343][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.254395][ T32] r10:829188dc r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:8444e000 [ 1324.254417][ T32] r4:8444e000 [ 1324.254436][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.254503][ T32] r5:8444e000 r4:829188d8 [ 1324.254527][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.254599][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.254648][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.254671][ T32] r4:00000000 [ 1324.254711][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.254751][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.254814][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.254861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490c0c0 [ 1324.254884][ T32] r4:00000000 [ 1324.254903][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.254956][ T32] r9:83018005 r8:8444e000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1324.254981][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.255051][ T32] r5:00001000 r4:e01d9000 [ 1324.255074][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.255146][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.255218][ T32] r5:85008b8c r4:85008800 [ 1324.255243][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.255289][ T32] r7:dddced80 r6:83018000 r5:85008b8c r4:84942a00 [ 1324.255335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.255411][ T32] r10:61c88647 r9:8444e000 r8:84942a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.255435][ T32] r4:84942a00 [ 1324.255481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.255546][ T32] r10:00000000 r9:84942a00 r8:8027f5e8 r7:df9dde60 r6:84942b00 r5:8444e000 [ 1324.255573][ T32] r4:00000001 [ 1324.255593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.255658][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.255723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.255764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.255792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.255853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.255907][ T32] r4:849d7f80 [ 1324.256396][ T32] INFO: task kworker/0:7:3137 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.256431][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.256546][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.256637][ T32] Call trace: [ 1324.256671][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.256719][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.256742][ T32] r4:00000000 [ 1324.256762][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.256798][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.256825][ T32] 1d20: c13ea000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.256853][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.256916][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.256943][ T32] r5:80000013 r4:80239bb0 [ 1324.256964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.257013][ T32] r4:82ac11e4 [ 1324.257036][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.257109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.257168][ T32] r4:e05e1dc0 [ 1324.257217][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.257288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.257341][ T32] r4:00000000 [ 1324.257363][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.257434][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.257459][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.257501][ T32] r5:00001000 r4:e01f9000 [ 1324.257521][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.257559][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.257602][ T32] r5:84b52f8c r4:84b52c00 [ 1324.257623][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.257668][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.257688][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.257733][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.257755][ T32] r4:846ded00 [ 1324.257773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.257816][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.257838][ T32] r4:00000001 [ 1324.257898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.257962][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.258011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.258040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.258070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.258104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.258151][ T32] r4:84a7ddc0 [ 1324.258177][ T32] INFO: task kworker/0:8:3139 blocked for more than 450 seconds. [ 1324.258227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.258275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.258299][ T32] task:kworker/0:8 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.258368][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.258435][ T32] Call trace: [ 1324.258489][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.258534][ T32] r10:829188dc r9:df995d84 r8:00000002 r7:60000113 r6:df995d8c r5:8444d400 [ 1324.258556][ T32] r4:8444d400 [ 1324.258607][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.258649][ T32] r5:8444d400 r4:829188d8 [ 1324.258690][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.258732][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.258775][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df995e08 [ 1324.258796][ T32] r4:00000000 [ 1324.258816][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.258851][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.258885][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.258945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84929ec0 [ 1324.258988][ T32] r4:00000000 [ 1324.259010][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.259053][ T32] r9:83018005 r8:8444d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.259099][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.259144][ T32] r5:00001000 r4:dffb7000 [ 1324.259164][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.259224][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.259277][ T32] r5:84b89b8c r4:84b89800 [ 1324.259302][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.259347][ T32] r7:dddced80 r6:83018000 r5:84b89b8c r4:84942a80 [ 1324.259381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.259463][ T32] r10:61c88647 r9:8444d400 r8:84942aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.259513][ T32] r4:84942a80 [ 1324.259557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.259602][ T32] r10:00000000 r9:84942a80 r8:8027f5e8 r7:df9dde60 r6:84942c00 r5:8444d400 [ 1324.259625][ T32] r4:00000001 [ 1324.259644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.259676][ T32] Exception stack(0xdf995fb0 to 0xdf995ff8) [ 1324.259701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.259754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.259806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.259838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.259859][ T32] r4:849d75c0 [ 1324.260158][ T32] INFO: task kworker/0:8:3139 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.260214][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.260332][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.260378][ T32] Call trace: [ 1324.260432][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.260509][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.260535][ T32] r4:00000000 [ 1324.260555][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.260592][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.260618][ T32] 1d20: c13ea000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.260646][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.260671][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.260736][ T32] r5:80000013 r4:80239bb0 [ 1324.260760][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.260798][ T32] r4:82ac11e4 [ 1324.260840][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.260905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.260953][ T32] r4:e05e1dc0 [ 1324.260974][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.261015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.261057][ T32] r4:00000000 [ 1324.261080][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.261138][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.261187][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.261231][ T32] r5:00001000 r4:e01f9000 [ 1324.261250][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.261308][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.261352][ T32] r5:84b52f8c r4:84b52c00 [ 1324.261372][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.261415][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.261447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.261514][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.261556][ T32] r4:846ded00 [ 1324.261599][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.261669][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.261694][ T32] r4:00000001 [ 1324.261731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.261767][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.261813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.261857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.261906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.261946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.262011][ T32] r4:84a7ddc0 [ 1324.262102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.282453][ T32] INFO: task kworker/0:9:3141 blocked for more than 450 seconds. [ 1324.282548][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.282603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.282655][ T32] task:kworker/0:9 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.282722][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.282784][ T32] Call trace: [ 1324.282816][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.282869][ T32] r10:829188dc r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:8444c800 [ 1324.282903][ T32] r4:8444c800 [ 1324.282928][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.282978][ T32] r5:8444c800 r4:829188d8 [ 1324.283002][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.283041][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.283113][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.283142][ T32] r4:00000000 [ 1324.283172][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.283213][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.283252][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.283303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fbb00 [ 1324.283328][ T32] r4:00000000 [ 1324.283348][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.283394][ T32] r9:83018005 r8:8444c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.283424][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.283469][ T32] r5:00001000 r4:dfb03000 [ 1324.283489][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.283541][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.283586][ T32] r5:84b8a78c r4:84b8a400 [ 1324.283615][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.283674][ T32] r7:dddced80 r6:83018000 r5:84b8a78c r4:84942b80 [ 1324.283698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.283743][ T32] r10:61c88647 r9:8444c800 r8:84942bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.283765][ T32] r4:84942b80 [ 1324.283794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.283842][ T32] r10:00000000 r9:84942b80 r8:8027f5e8 r7:df9dde60 r6:84942c80 r5:8444c800 [ 1324.283864][ T32] r4:00000001 [ 1324.283883][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.283942][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.283992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.284024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.284076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.284123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.284148][ T32] r4:849b6e00 [ 1324.284619][ T32] INFO: task kworker/0:9:3141 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.284652][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.284747][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.284796][ T32] Call trace: [ 1324.284849][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.284900][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.284923][ T32] r4:00000000 [ 1324.284954][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.285006][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.285037][ T32] 1d20: c196d000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.285065][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.285094][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.285119][ T32] r5:80000013 r4:80239bb0 [ 1324.285140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.285180][ T32] r4:82ac11e4 [ 1324.285213][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.285258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.285280][ T32] r4:e05e1dc0 [ 1324.285300][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.285361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.285410][ T32] r4:00000000 [ 1324.285433][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.285477][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.285498][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.285563][ T32] r5:00001000 r4:e01f9000 [ 1324.285607][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.285672][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.285718][ T32] r5:84b52f8c r4:84b52c00 [ 1324.285766][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.285825][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.285851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.285907][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.285932][ T32] r4:846ded00 [ 1324.285952][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.286055][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.286108][ T32] r4:00000001 [ 1324.286133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.286171][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.286210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.286238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.286264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.286301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.286328][ T32] r4:84a7ddc0 [ 1324.286422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.286466][ T32] INFO: task kworker/0:10:3143 blocked for more than 450 seconds. [ 1324.286556][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.286583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.286626][ T32] task:kworker/0:10 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.286673][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.286749][ T32] Call trace: [ 1324.286783][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.286829][ T32] r10:829188dc r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:8444bc00 [ 1324.286873][ T32] r4:8444bc00 [ 1324.286911][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.286952][ T32] r5:8444bc00 r4:829188d8 [ 1324.287003][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.287066][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.287142][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.287168][ T32] r4:00000000 [ 1324.287187][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.287262][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.287300][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.287340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258a80 [ 1324.287362][ T32] r4:00000000 [ 1324.287381][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.287424][ T32] r9:83018005 r8:8444bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.287467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.287532][ T32] r5:00001000 r4:dfa8f000 [ 1324.287569][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.287610][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.287651][ T32] r5:8512778c r4:85127400 [ 1324.287670][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.287711][ T32] r7:dddced80 r6:83018000 r5:8512778c r4:84942d00 [ 1324.287731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.287809][ T32] r10:61c88647 r9:8444bc00 r8:84942d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.287831][ T32] r4:84942d00 [ 1324.287850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.287893][ T32] r10:00000000 r9:84942d00 r8:8027f5e8 r7:df9dde60 r6:84942d80 r5:8444bc00 [ 1324.287914][ T32] r4:00000001 [ 1324.287933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.287998][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.288028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.288077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.288132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.288185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.288210][ T32] r4:8499f040 [ 1324.288510][ T32] INFO: task kworker/0:10:3143 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.288545][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.288623][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.288671][ T32] Call trace: [ 1324.288710][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.288766][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.288792][ T32] r4:00000000 [ 1324.288812][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.288870][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.288902][ T32] 1d20: c196d000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.288930][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.288955][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.288978][ T32] r5:80000013 r4:80239bb0 [ 1324.289006][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.289048][ T32] r4:82ac11e4 [ 1324.289068][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.289194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.289261][ T32] r4:e05e1dc0 [ 1324.289297][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.289368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.289394][ T32] r4:00000000 [ 1324.289415][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.289458][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.289479][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.289519][ T32] r5:00001000 r4:e01f9000 [ 1324.289539][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.289576][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.289615][ T32] r5:84b52f8c r4:84b52c00 [ 1324.289656][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.289705][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.289726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.289791][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.289817][ T32] r4:846ded00 [ 1324.289838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.289886][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.289908][ T32] r4:00000001 [ 1324.289964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.290049][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.290111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.290154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.290183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.290212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.290232][ T32] r4:84a7ddc0 [ 1324.290251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.290307][ T32] INFO: task kworker/1:11:3144 blocked for more than 450 seconds. [ 1324.290339][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.290394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.290417][ T32] task:kworker/1:11 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.290496][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.290563][ T32] Call trace: [ 1324.290593][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.290638][ T32] r10:829188dc r9:dfa31d84 r8:00000002 r7:60000013 r6:dfa31d8c r5:84448c00 [ 1324.290660][ T32] r4:84448c00 [ 1324.290678][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.290716][ T32] r5:84448c00 r4:829188d8 [ 1324.290735][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.290771][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.290815][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.290860][ T32] r4:00000000 [ 1324.290883][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.290922][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.290956][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.290994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c2f00 [ 1324.291026][ T32] r4:00000000 [ 1324.291048][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.291096][ T32] r9:83018205 r8:84448c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.291118][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.291158][ T32] r5:00001000 r4:dfed1000 [ 1324.291190][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.291231][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.291271][ T32] r5:8501e38c r4:8501e000 [ 1324.291291][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.291357][ T32] r7:ddde2d80 r6:83018200 r5:8501e38c r4:83328a00 [ 1324.291401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.291449][ T32] r10:61c88647 r9:84448c00 r8:83328a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.291470][ T32] r4:83328a00 [ 1324.291489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.291552][ T32] r10:00000000 r9:83328a00 r8:8027f5e8 r7:dfa3de60 r6:84942e00 r5:84448c00 [ 1324.291597][ T32] r4:00000001 [ 1324.291620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.291668][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.291696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.291752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.291781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.291834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.291859][ T32] r4:8443ac40 [ 1324.316843][ T32] INFO: task kworker/1:11:3144 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.316963][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.317072][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.317176][ T32] Call trace: [ 1324.317212][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.317268][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.317292][ T32] r4:00000000 [ 1324.317312][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.317351][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.317381][ T32] 1d20: c1e61000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.317409][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.317434][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.317485][ T32] r5:80000013 r4:80239bb0 [ 1324.317509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.317579][ T32] r4:82ac11e4 [ 1324.317603][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.317645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.317666][ T32] r4:e05e1dc0 [ 1324.317711][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.317757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.317787][ T32] r4:00000000 [ 1324.317829][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.317880][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.317901][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.317942][ T32] r5:00001000 r4:e01f9000 [ 1324.317962][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.318054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.318138][ T32] r5:84b52f8c r4:84b52c00 [ 1324.318166][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.318212][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.318233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.318310][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.318344][ T32] r4:846ded00 [ 1324.318365][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.318411][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.318432][ T32] r4:00000001 [ 1324.318451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.318484][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.318509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.318567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.318597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.318625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.318647][ T32] r4:84a7ddc0 [ 1324.318673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.318778][ T32] INFO: task kworker/1:12:3147 blocked for more than 450 seconds. [ 1324.318819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.318847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.318868][ T32] task:kworker/1:12 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.318915][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.318957][ T32] Call trace: [ 1324.319015][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.319064][ T32] r10:829188dc r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:84359800 [ 1324.319124][ T32] r4:84359800 [ 1324.319149][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.319217][ T32] r5:84359800 r4:829188d8 [ 1324.319240][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.319280][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.319324][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.319360][ T32] r4:00000000 [ 1324.319399][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.319438][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.319473][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.319512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a72680 [ 1324.319534][ T32] r4:00000000 [ 1324.319553][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.319596][ T32] r9:83018205 r8:84359800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1324.319616][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.319683][ T32] r5:00001000 r4:eabdf000 [ 1324.319706][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.319747][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.319813][ T32] r5:852a7b8c r4:852a7800 [ 1324.319834][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.319880][ T32] r7:ddde2d80 r6:83018200 r5:852a7b8c r4:83328b80 [ 1324.319900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.319943][ T32] r10:61c88647 r9:84359800 r8:83328bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.319965][ T32] r4:83328b80 [ 1324.319983][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.320025][ T32] r10:00000000 r9:83328b80 r8:8027f5e8 r7:dfa3de60 r6:84942e80 r5:84359800 [ 1324.320072][ T32] r4:00000001 [ 1324.320103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.320138][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.320190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.320248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.320278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.320307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.320328][ T32] r4:8443ae00 [ 1324.320814][ T32] INFO: task kworker/1:12:3147 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.320853][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.320937][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.320984][ T32] Call trace: [ 1324.321044][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.321096][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.321146][ T32] r4:00000000 [ 1324.321170][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.321208][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.321257][ T32] 1d20: c1e61000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.321291][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.321343][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.321370][ T32] r5:80000013 r4:80239bb0 [ 1324.321392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.321431][ T32] r4:82ac11e4 [ 1324.321450][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.321521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.321545][ T32] r4:e05e1dc0 [ 1324.321593][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.321637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.321688][ T32] r4:00000000 [ 1324.321711][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.321755][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.321776][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.321817][ T32] r5:00001000 r4:e01f9000 [ 1324.321835][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.321875][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.321916][ T32] r5:84b52f8c r4:84b52c00 [ 1324.321963][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.322076][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.322116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.330277][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.330317][ T32] r4:846ded00 [ 1324.330347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.330432][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.330457][ T32] r4:00000001 [ 1324.330477][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.330518][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.330548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.330578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.330610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.330641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.330691][ T32] r4:84a7ddc0 [ 1324.330721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.330759][ T32] INFO: task kworker/0:11:3158 blocked for more than 450 seconds. [ 1324.330815][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.330844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.330867][ T32] task:kworker/0:11 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.330935][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.331003][ T32] Call trace: [ 1324.331063][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.331125][ T32] r10:829188dc r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:8435a400 [ 1324.331197][ T32] r4:8435a400 [ 1324.331223][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.331265][ T32] r5:8435a400 r4:829188d8 [ 1324.331314][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.331386][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.331455][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.331491][ T32] r4:00000000 [ 1324.331541][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.331612][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.331656][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.331699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84826740 [ 1324.331748][ T32] r4:00000000 [ 1324.331796][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.331876][ T32] r9:83018005 r8:8435a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1324.331941][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.332015][ T32] r5:00001000 r4:e4949000 [ 1324.332067][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.332135][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.342615][ T32] r5:8497c78c r4:8497c400 [ 1324.342651][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.342715][ T32] r7:dddced80 r6:83018000 r5:8497c78c r4:84942f00 [ 1324.342764][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.342816][ T32] r10:61c88647 r9:8435a400 r8:84942f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.342840][ T32] r4:84942f00 [ 1324.342860][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.342905][ T32] r10:00000000 r9:84942f00 r8:8027f5e8 r7:df9dde60 r6:84942f80 r5:8435a400 [ 1324.342928][ T32] r4:00000001 [ 1324.342972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.343013][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.343053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.343084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.343150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.343188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.343210][ T32] r4:8499f3c0 [ 1324.343731][ T32] INFO: task kworker/0:11:3158 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.343772][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.343843][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.343894][ T32] Call trace: [ 1324.343980][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.344031][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.344055][ T32] r4:00000000 [ 1324.344086][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.344131][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.344159][ T32] 1d20: c2207000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.344187][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.344212][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.344236][ T32] r5:80000013 r4:80239bb0 [ 1324.344282][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.344327][ T32] r4:82ac11e4 [ 1324.344347][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.344387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.344434][ T32] r4:e05e1dc0 [ 1324.344459][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.344534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.344556][ T32] r4:00000000 [ 1324.344576][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.344621][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.344643][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.344683][ T32] r5:00001000 r4:e01f9000 [ 1324.344702][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.344738][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.344805][ T32] r5:84b52f8c r4:84b52c00 [ 1324.344828][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.344877][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.344898][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.344954][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.344991][ T32] r4:846ded00 [ 1324.345011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.345056][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.345078][ T32] r4:00000001 [ 1324.345102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.345137][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.345188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.345220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.345246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.345273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.345294][ T32] r4:84a7ddc0 [ 1324.345315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.345340][ T32] INFO: task kworker/1:13:3159 blocked for more than 450 seconds. [ 1324.345376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.345453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.345480][ T32] task:kworker/1:13 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.345525][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.345623][ T32] Call trace: [ 1324.345671][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.345749][ T32] r10:829188dc r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:83ac2400 [ 1324.345783][ T32] r4:83ac2400 [ 1324.345806][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.345850][ T32] r5:83ac2400 r4:829188d8 [ 1324.345873][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.345915][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.345960][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.346034][ T32] r4:00000000 [ 1324.346068][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.346140][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.346179][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.346220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84811240 [ 1324.346270][ T32] r4:00000000 [ 1324.346298][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.346344][ T32] r9:83018205 r8:83ac2400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.346366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.346406][ T32] r5:00001000 r4:e05cb000 [ 1324.346425][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.346463][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.346536][ T32] r5:8509a38c r4:8509a000 [ 1324.346558][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.346603][ T32] r7:ddde2d80 r6:83018200 r5:8509a38c r4:83328e80 [ 1324.346624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.346668][ T32] r10:61c88647 r9:83ac2400 r8:83328eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.346689][ T32] r4:83328e80 [ 1324.346708][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.346750][ T32] r10:00000000 r9:83328e80 r8:8027f5e8 r7:dfa3de60 r6:838a2a80 r5:83ac2400 [ 1324.346773][ T32] r4:00000001 [ 1324.346791][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.346855][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.346924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.346964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.346991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.347020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.347042][ T32] r4:8499a740 [ 1324.347382][ T32] INFO: task kworker/1:13:3159 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.347425][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.347543][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.347596][ T32] Call trace: [ 1324.347627][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.347674][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.347698][ T32] r4:00000000 [ 1324.347720][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.347789][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.347818][ T32] 1d20: c2207000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.347848][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.347887][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.347954][ T32] r5:80000013 r4:80239bb0 [ 1324.347982][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.348023][ T32] r4:82ac11e4 [ 1324.348043][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.348086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.348116][ T32] r4:e05e1dc0 [ 1324.348135][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.348204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.348232][ T32] r4:00000000 [ 1324.348254][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.348298][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.348342][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.348396][ T32] r5:00001000 r4:e01f9000 [ 1324.348444][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.348515][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.348564][ T32] r5:84b52f8c r4:84b52c00 [ 1324.348612][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.348663][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.348684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.348731][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.348754][ T32] r4:846ded00 [ 1324.348776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.348847][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.348870][ T32] r4:00000001 [ 1324.348917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.348957][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.349011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.349050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.349134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.349196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.349226][ T32] r4:84a7ddc0 [ 1324.349246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.349273][ T32] INFO: task kworker/1:14:3160 blocked for more than 450 seconds. [ 1324.349303][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.349327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.349375][ T32] task:kworker/1:14 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.349453][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.349502][ T32] Call trace: [ 1324.349581][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.349653][ T32] r10:829188dc r9:dfaddd84 r8:00000002 r7:60000113 r6:dfaddd8c r5:83ac1800 [ 1324.349742][ T32] r4:83ac1800 [ 1324.349768][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.349838][ T32] r5:83ac1800 r4:829188d8 [ 1324.349871][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.349910][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.349953][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1324.350021][ T32] r4:00000000 [ 1324.350058][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.350136][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.350209][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.350268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7b200 [ 1324.350291][ T32] r4:00000000 [ 1324.350314][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.350359][ T32] r9:83018205 r8:83ac1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.350381][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.350459][ T32] r5:00001000 r4:eacbf000 [ 1324.350480][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.350521][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.350563][ T32] r5:8509b38c r4:8509b000 [ 1324.350581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.350626][ T32] r7:ddde2d80 r6:83018200 r5:8509b38c r4:830cd280 [ 1324.350647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.350693][ T32] r10:61c88647 r9:83ac1800 r8:830cd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.350714][ T32] r4:830cd280 [ 1324.350733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.350777][ T32] r10:00000000 r9:830cd280 r8:8027f5e8 r7:dfa3de60 r6:8426ed00 r5:83ac1800 [ 1324.350799][ T32] r4:00000001 [ 1324.350828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.350889][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1324.350917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.350946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.350972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.351004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.351053][ T32] r4:8499a740 [ 1324.351343][ T32] INFO: task kworker/1:14:3160 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.351382][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.351441][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.351515][ T32] Call trace: [ 1324.351556][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.351636][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.351662][ T32] r4:00000000 [ 1324.351683][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.351749][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.351784][ T32] 1d20: c2207000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.351814][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.351842][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.351866][ T32] r5:80000013 r4:80239bb0 [ 1324.351887][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.351927][ T32] r4:82ac11e4 [ 1324.351948][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.351996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.352037][ T32] r4:e05e1dc0 [ 1324.352059][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.352107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.352129][ T32] r4:00000000 [ 1324.352181][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.372940][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.373016][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.373278][ T32] r5:00001000 r4:e01f9000 [ 1324.373334][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.373432][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.373814][ T32] r5:84b52f8c r4:84b52c00 [ 1324.373880][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.374013][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.374067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.374175][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.374230][ T32] r4:846ded00 [ 1324.374279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.374379][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.374433][ T32] r4:00000001 [ 1324.374480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.374560][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.374648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.374719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.374780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.374845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.374899][ T32] r4:84a7ddc0 [ 1324.374955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.375019][ T32] INFO: task kworker/1:15:3161 blocked for more than 450 seconds. [ 1324.375158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.375299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.375362][ T32] task:kworker/1:15 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.375484][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.375583][ T32] Call trace: [ 1324.375655][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.376083][ T32] r10:829188dc r9:dfae1d84 r8:00000002 r7:60000013 r6:dfae1d8c r5:83ac0c00 [ 1324.376318][ T32] r4:83ac0c00 [ 1324.376382][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.376830][ T32] r5:83ac0c00 r4:829188d8 [ 1324.377080][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.377189][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.377291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.377344][ T32] r4:00000000 [ 1324.377392][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.377529][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.377627][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.377754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f800 [ 1324.377864][ T32] r4:00000000 [ 1324.377925][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.378092][ T32] r9:83018205 r8:83ac0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.378210][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.378313][ T32] r5:00001000 r4:dffe7000 [ 1324.378363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.378451][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.378543][ T32] r5:8509bf8c r4:8509bc00 [ 1324.378589][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.378686][ T32] r7:ddde2d80 r6:83018200 r5:8509bf8c r4:8426ec80 [ 1324.378741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.378858][ T32] r10:61c88647 r9:83ac0c00 r8:8426ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.379110][ T32] r4:8426ec80 [ 1324.379169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.379271][ T32] r10:00000000 r9:8426ec80 r8:8027f5e8 r7:dfadde60 r6:8426e900 r5:83ac0c00 [ 1324.379325][ T32] r4:00000001 [ 1324.379372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.379449][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.379519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.379588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.379649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.379736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.379794][ T32] r4:8499a740 [ 1324.380659][ T32] INFO: task kworker/1:15:3161 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.380761][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.381097][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.381206][ T32] Call trace: [ 1324.381339][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.381454][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.381511][ T32] r4:00000000 [ 1324.381560][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.381646][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.381717][ T32] 1d20: c2509000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.381790][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.381852][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.381910][ T32] r5:80000013 r4:80239bb0 [ 1324.381963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.382082][ T32] r4:82ac11e4 [ 1324.411589][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.411711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.411738][ T32] r4:e05e1dc0 [ 1324.411770][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.411901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.411955][ T32] r4:00000000 [ 1324.412007][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.412106][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.412194][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.412707][ T32] r5:00001000 r4:e01f9000 [ 1324.412738][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.412788][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.412833][ T32] r5:84b52f8c r4:84b52c00 [ 1324.412854][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.412900][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.412948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.413037][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.413063][ T32] r4:846ded00 [ 1324.413123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.413172][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.413220][ T32] r4:00000001 [ 1324.413243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.413279][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.413309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.413336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.413362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.413390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.413411][ T32] r4:84a7ddc0 [ 1324.413433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.413483][ T32] INFO: task kworker/1:16:3162 blocked for more than 450 seconds. [ 1324.413563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.413591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.413613][ T32] task:kworker/1:16 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.413668][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.413750][ T32] Call trace: [ 1324.413784][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.413836][ T32] r10:829188dc r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:83ae6000 [ 1324.413860][ T32] r4:83ae6000 [ 1324.413880][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.413918][ T32] r5:83ae6000 r4:829188d8 [ 1324.413938][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.414023][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.414084][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1324.414107][ T32] r4:00000000 [ 1324.414126][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.414197][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.414291][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.414342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ab80 [ 1324.414366][ T32] r4:00000000 [ 1324.414438][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.414549][ T32] r9:83018205 r8:83ae6000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.414576][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.414619][ T32] r5:00001000 r4:e89d3000 [ 1324.414712][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.414766][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.414808][ T32] r5:851fdb8c r4:851fd800 [ 1324.414827][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.414887][ T32] r7:ddde2d80 r6:83018200 r5:851fdb8c r4:8426e880 [ 1324.414928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.415002][ T32] r10:61c88647 r9:83ae6000 r8:8426e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.415066][ T32] r4:8426e880 [ 1324.415124][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.415195][ T32] r10:00000000 r9:8426e880 r8:8027f5e8 r7:dfae1e60 r6:84280f80 r5:83ae6000 [ 1324.415268][ T32] r4:00000001 [ 1324.415299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.415337][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1324.415363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.415415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.415446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.415498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.415558][ T32] r4:8499a200 [ 1324.416109][ T32] INFO: task kworker/1:16:3162 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.416179][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.416240][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.416286][ T32] Call trace: [ 1324.416315][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.416361][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.416384][ T32] r4:00000000 [ 1324.416403][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.416439][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.416474][ T32] 1d20: c2774000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.416529][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.416555][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.416579][ T32] r5:80000013 r4:80239bb0 [ 1324.416599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.416637][ T32] r4:82ac11e4 [ 1324.416656][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.416695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.416717][ T32] r4:e05e1dc0 [ 1324.416734][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.416773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.416794][ T32] r4:00000000 [ 1324.416813][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.416863][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.416905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.416949][ T32] r5:00001000 r4:e01f9000 [ 1324.416968][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.417005][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.417071][ T32] r5:84b52f8c r4:84b52c00 [ 1324.417138][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.417188][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.417209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.417254][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.417275][ T32] r4:846ded00 [ 1324.417293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.417365][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.417389][ T32] r4:00000001 [ 1324.417409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.417443][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.417495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.417526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.417568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.417615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.417637][ T32] r4:84a7ddc0 [ 1324.417656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.417707][ T32] INFO: task kworker/1:17:3163 blocked for more than 450 seconds. [ 1324.417739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.417762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.417782][ T32] task:kworker/1:17 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.417864][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.417931][ T32] Call trace: [ 1324.417965][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.418101][ T32] r10:829188dc r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:8382d400 [ 1324.418131][ T32] r4:8382d400 [ 1324.418177][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.418245][ T32] r5:8382d400 r4:829188d8 [ 1324.418274][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.418313][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.418356][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 1324.418378][ T32] r4:00000000 [ 1324.418423][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.418463][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.418523][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.418567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ced40 [ 1324.418590][ T32] r4:00000000 [ 1324.418633][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.418713][ T32] r9:83018205 r8:8382d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.418764][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.418808][ T32] r5:00001000 r4:ec4cd000 [ 1324.418827][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.418872][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.418937][ T32] r5:85a69f8c r4:85a69c00 [ 1324.418983][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.419031][ T32] r7:ddde2d80 r6:83018200 r5:85a69f8c r4:84941000 [ 1324.419051][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.419101][ T32] r10:61c88647 r9:8382d400 r8:8494102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.419124][ T32] r4:84941000 [ 1324.419143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.419227][ T32] r10:00000000 r9:84941000 r8:8027f5e8 r7:dfae5e60 r6:84941080 r5:8382d400 [ 1324.419253][ T32] r4:00000001 [ 1324.419272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.419305][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1324.419356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.419387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.419437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.419479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.419504][ T32] r4:8499a300 [ 1324.419786][ T32] INFO: task kworker/1:17:3163 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.419824][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.419880][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.419924][ T32] Call trace: [ 1324.419953][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.419998][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.420046][ T32] r4:00000000 [ 1324.420070][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.420117][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.420157][ T32] 1d20: c2774000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.420208][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.420234][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.420259][ T32] r5:80000013 r4:80239bb0 [ 1324.420278][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.420317][ T32] r4:82ac11e4 [ 1324.420362][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.420407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.420429][ T32] r4:e05e1dc0 [ 1324.420473][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.420565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.420592][ T32] r4:00000000 [ 1324.420614][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.420668][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.420711][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.420781][ T32] r5:00001000 r4:e01f9000 [ 1324.420804][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.420856][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.420936][ T32] r5:84b52f8c r4:84b52c00 [ 1324.420957][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.421002][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.421022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.421067][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.421108][ T32] r4:846ded00 [ 1324.421131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.421175][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.421196][ T32] r4:00000001 [ 1324.421215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.421252][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.421303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.421333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.421385][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.421444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.421468][ T32] r4:84a7ddc0 [ 1324.421488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.421538][ T32] INFO: task kworker/1:18:3164 blocked for more than 450 seconds. [ 1324.421569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.421593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.421613][ T32] task:kworker/1:18 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.421655][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.421695][ T32] Call trace: [ 1324.421734][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.421803][ T32] r10:829188dc r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:83908c00 [ 1324.421825][ T32] r4:83908c00 [ 1324.421849][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.421887][ T32] r5:83908c00 r4:829188d8 [ 1324.421929][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.422021][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.422084][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1324.422107][ T32] r4:00000000 [ 1324.444921][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.445441][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.445541][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.445627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1c00 [ 1324.445935][ T32] r4:00000000 [ 1324.446023][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.446120][ T32] r9:83018205 r8:83908c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.446162][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.446412][ T32] r5:00001000 r4:dfa89000 [ 1324.446470][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.446551][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.446633][ T32] r5:851fff8c r4:851ffc00 [ 1324.446808][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.446909][ T32] r7:ddde2d80 r6:83018200 r5:851fff8c r4:84941100 [ 1324.447015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.447108][ T32] r10:61c88647 r9:83908c00 r8:8494112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.447155][ T32] r4:84941100 [ 1324.447191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.447280][ T32] r10:00000000 r9:84941100 r8:8027f5e8 r7:dfae9e60 r6:84941180 r5:83908c00 [ 1324.447328][ T32] r4:00000001 [ 1324.447365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.447441][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1324.447494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.447553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.447603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.447832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.447882][ T32] r4:8499a6c0 [ 1324.448639][ T32] INFO: task kworker/1:18:3164 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.448708][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.448840][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.448935][ T32] Call trace: [ 1324.449083][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.449178][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.449355][ T32] r4:00000000 [ 1324.449410][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.449583][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.449642][ T32] 1d20: c2e00000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.449702][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.449793][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.449850][ T32] r5:80000013 r4:80239bb0 [ 1324.449893][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.450016][ T32] r4:82ac11e4 [ 1324.450063][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.450146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.450191][ T32] r4:e05e1dc0 [ 1324.450236][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.450319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.450362][ T32] r4:00000000 [ 1324.450399][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.450482][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.450529][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.450606][ T32] r5:00001000 r4:e01f9000 [ 1324.450645][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.450721][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.450797][ T32] r5:84b52f8c r4:84b52c00 [ 1324.450848][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.451285][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.451346][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.451437][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.451774][ T32] r4:846ded00 [ 1324.451834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.452243][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.485010][ T32] r4:00000001 [ 1324.485083][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.485196][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.485293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.485421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.485491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.485590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.485675][ T32] r4:84a7ddc0 [ 1324.485732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.485793][ T32] INFO: task kworker/1:19:3165 blocked for more than 451 seconds. [ 1324.485863][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.485990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.486070][ T32] task:kworker/1:19 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.486195][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.486315][ T32] Call trace: [ 1324.486407][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.486464][ T32] r10:829188dc r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:83ad4800 [ 1324.486487][ T32] r4:83ad4800 [ 1324.486509][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.486550][ T32] r5:83ad4800 r4:829188d8 [ 1324.486570][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.486663][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.486713][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1324.486735][ T32] r4:00000000 [ 1324.486754][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.486789][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.486831][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.486873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cd800 [ 1324.486894][ T32] r4:00000000 [ 1324.486913][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.486957][ T32] r9:83018205 r8:83ad4800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.487060][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.487109][ T32] r5:00001000 r4:dfabd000 [ 1324.487158][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.487202][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.487245][ T32] r5:8547eb8c r4:8547e800 [ 1324.487264][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.487308][ T32] r7:ddde2d80 r6:83018200 r5:8547eb8c r4:84941200 [ 1324.487355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.487451][ T32] r10:61c88647 r9:83ad4800 r8:8494122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.487476][ T32] r4:84941200 [ 1324.487495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.487538][ T32] r10:00000000 r9:84941200 r8:8027f5e8 r7:dfae9e60 r6:84941280 r5:83ad4800 [ 1324.487580][ T32] r4:00000001 [ 1324.487611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.487667][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1324.487777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.487851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.487892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.487932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.487956][ T32] r4:8499a780 [ 1324.488430][ T32] INFO: task kworker/1:19:3165 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.488464][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.488566][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.488652][ T32] Call trace: [ 1324.488722][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.488772][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.488795][ T32] r4:00000000 [ 1324.488863][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.488906][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.488935][ T32] 1d20: c3505000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.488990][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.489018][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.489042][ T32] r5:80000013 r4:80239bb0 [ 1324.489061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.489099][ T32] r4:82ac11e4 [ 1324.489118][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.489187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.489241][ T32] r4:e05e1dc0 [ 1324.489263][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.489331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.489356][ T32] r4:00000000 [ 1324.489376][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.489418][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.489467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.489512][ T32] r5:00001000 r4:e01f9000 [ 1324.489570][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.489640][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.489713][ T32] r5:84b52f8c r4:84b52c00 [ 1324.489736][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.489782][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.489833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.489884][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.489953][ T32] r4:846ded00 [ 1324.490026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.490079][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.490129][ T32] r4:00000001 [ 1324.490153][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.490189][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.490254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.490285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.490312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.490340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.490361][ T32] r4:84a7ddc0 [ 1324.490381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.490404][ T32] INFO: task kworker/1:20:3166 blocked for more than 451 seconds. [ 1324.490431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.490454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.490489][ T32] task:kworker/1:20 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.490577][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.490619][ T32] Call trace: [ 1324.490691][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.490774][ T32] r10:829188dc r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:83ad3000 [ 1324.490799][ T32] r4:83ad3000 [ 1324.490818][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.490891][ T32] r5:83ad3000 r4:829188d8 [ 1324.490915][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.490955][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.490998][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.491018][ T32] r4:00000000 [ 1324.491059][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.491099][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.491134][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.491173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce500 [ 1324.491194][ T32] r4:00000000 [ 1324.491213][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.491255][ T32] r9:83018205 r8:83ad3000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.491275][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.491313][ T32] r5:00001000 r4:ebb6b000 [ 1324.491332][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.491367][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.491410][ T32] r5:85a5ff8c r4:85a5fc00 [ 1324.491460][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.491535][ T32] r7:ddde2d80 r6:83018200 r5:85a5ff8c r4:84941300 [ 1324.491559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.491605][ T32] r10:61c88647 r9:83ad3000 r8:8494132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.491626][ T32] r4:84941300 [ 1324.491644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.491686][ T32] r10:00000000 r9:84941300 r8:8027f5e8 r7:dfae9e60 r6:84941380 r5:83ad3000 [ 1324.491738][ T32] r4:00000001 [ 1324.491760][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.491794][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.491819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.491891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.491947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.491977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.492066][ T32] r4:8499aa00 [ 1324.504222][ T32] INFO: task kworker/1:20:3166 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.504307][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.504381][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.504496][ T32] Call trace: [ 1324.504533][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.504613][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.504641][ T32] r4:00000000 [ 1324.504661][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.504700][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.504728][ T32] 1d20: c3505000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.504783][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.504813][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.504894][ T32] r5:80000013 r4:80239bb0 [ 1324.504927][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.504971][ T32] r4:82ac11e4 [ 1324.504990][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.505031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.505052][ T32] r4:e05e1dc0 [ 1324.505070][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.505110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.505131][ T32] r4:00000000 [ 1324.505150][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.505206][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.505253][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.505298][ T32] r5:00001000 r4:e01f9000 [ 1324.505318][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.505369][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.505413][ T32] r5:84b52f8c r4:84b52c00 [ 1324.505433][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.505478][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.505499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.505544][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.505566][ T32] r4:846ded00 [ 1324.505586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.505629][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.505650][ T32] r4:00000001 [ 1324.505669][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.505727][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.505760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.505791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.505845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.505915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.505941][ T32] r4:84a7ddc0 [ 1324.505964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.506019][ T32] INFO: task kworker/0:12:3168 blocked for more than 451 seconds. [ 1324.506053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.506129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.506153][ T32] task:kworker/0:12 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.506281][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.506328][ T32] Call trace: [ 1324.506414][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.506462][ T32] r10:829188dc r9:df979d84 r8:00000002 r7:60000113 r6:df979d8c r5:8435ec00 [ 1324.506563][ T32] r4:8435ec00 [ 1324.506605][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.506652][ T32] r5:8435ec00 r4:829188d8 [ 1324.506674][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.506713][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.506812][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df979e08 [ 1324.506852][ T32] r4:00000000 [ 1324.506872][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.506912][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.506947][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.506986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848268c0 [ 1324.507007][ T32] r4:00000000 [ 1324.507026][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.507097][ T32] r9:83018005 r8:8435ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.507122][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.507163][ T32] r5:00001000 r4:e0683000 [ 1324.507210][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.507251][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.507291][ T32] r5:85363b8c r4:85363800 [ 1324.507310][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.507416][ T32] r7:dddced80 r6:83018000 r5:85363b8c r4:84942200 [ 1324.507469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.507516][ T32] r10:61c88647 r9:8435ec00 r8:8494222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.507539][ T32] r4:84942200 [ 1324.507587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.507633][ T32] r10:00000000 r9:84942200 r8:8027f5e8 r7:df9dde60 r6:8387c600 r5:8435ec00 [ 1324.507655][ T32] r4:00000001 [ 1324.507674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.507708][ T32] Exception stack(0xdf979fb0 to 0xdf979ff8) [ 1324.507780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.507813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.507846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.507874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.507914][ T32] r4:8499f300 [ 1324.508301][ T32] INFO: task kworker/0:12:3168 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.508335][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.508392][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.508478][ T32] Call trace: [ 1324.508560][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.508614][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.508639][ T32] r4:00000000 [ 1324.508658][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.508695][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.508735][ T32] 1d20: c3505000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.508820][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.508858][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.508920][ T32] r5:80000013 r4:80239bb0 [ 1324.508944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.509010][ T32] r4:82ac11e4 [ 1324.509076][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.509122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.509186][ T32] r4:e05e1dc0 [ 1324.509208][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.509249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.509301][ T32] r4:00000000 [ 1324.509377][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.509424][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.509472][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.509542][ T32] r5:00001000 r4:e01f9000 [ 1324.509592][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.509659][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.509761][ T32] r5:84b52f8c r4:84b52c00 [ 1324.509785][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.509873][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.509898][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.509956][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.510032][ T32] r4:846ded00 [ 1324.510056][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.510100][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.510149][ T32] r4:00000001 [ 1324.510172][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.510206][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.510232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.510260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.510286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.510340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.510395][ T32] r4:84a7ddc0 [ 1324.510417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.510441][ T32] INFO: task kworker/0:13:3170 blocked for more than 451 seconds. [ 1324.510469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.510490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.510510][ T32] task:kworker/0:13 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.510589][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.510635][ T32] Call trace: [ 1324.510665][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.510708][ T32] r10:829188dc r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:8435b000 [ 1324.510730][ T32] r4:8435b000 [ 1324.510752][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.510822][ T32] r5:8435b000 r4:829188d8 [ 1324.510918][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.510990][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.511097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.511123][ T32] r4:00000000 [ 1324.511143][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.511216][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.511255][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.511294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855340c0 [ 1324.511316][ T32] r4:00000000 [ 1324.511372][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.511425][ T32] r9:83018005 r8:8435b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.511446][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.511485][ T32] r5:00001000 r4:eb755000 [ 1324.511537][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.511578][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.511646][ T32] r5:855eb38c r4:855eb000 [ 1324.511695][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.511769][ T32] r7:dddced80 r6:83018000 r5:855eb38c r4:830b8480 [ 1324.511792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.511841][ T32] r10:61c88647 r9:8435b000 r8:830b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.511863][ T32] r4:830b8480 [ 1324.511883][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.511925][ T32] r10:00000000 r9:830b8480 r8:8027f5e8 r7:df9dde60 r6:830b8700 r5:8435b000 [ 1324.511946][ T32] r4:00000001 [ 1324.511985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.512023][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.512080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.512169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.531602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.531658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.531685][ T32] r4:8499f8c0 [ 1324.532198][ T32] INFO: task kworker/0:13:3170 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.532585][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.532687][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.532750][ T32] Call trace: [ 1324.532782][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.532842][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.532867][ T32] r4:00000000 [ 1324.532887][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.532926][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.532955][ T32] 1d20: c3b91000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.533052][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.533082][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.533106][ T32] r5:80000013 r4:80239bb0 [ 1324.533127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.533168][ T32] r4:82ac11e4 [ 1324.533250][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.533329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.533356][ T32] r4:e05e1dc0 [ 1324.533376][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.533418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.533439][ T32] r4:00000000 [ 1324.533458][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.533502][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.533522][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.533564][ T32] r5:00001000 r4:e01f9000 [ 1324.533584][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.533621][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.533660][ T32] r5:84b52f8c r4:84b52c00 [ 1324.533708][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.533764][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.533784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.533835][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.533858][ T32] r4:846ded00 [ 1324.533877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.533921][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.533942][ T32] r4:00000001 [ 1324.533961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.534039][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.534070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.534126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.534157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.534185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.534221][ T32] r4:84a7ddc0 [ 1324.534297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.534366][ T32] INFO: task kworker/0:14:3172 blocked for more than 451 seconds. [ 1324.534412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.534437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.534460][ T32] task:kworker/0:14 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.534536][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.534579][ T32] Call trace: [ 1324.534659][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.534734][ T32] r10:829188dc r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:84358c00 [ 1324.534759][ T32] r4:84358c00 [ 1324.534779][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.534817][ T32] r5:84358c00 r4:829188d8 [ 1324.534843][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.534883][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.534926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1324.534947][ T32] r4:00000000 [ 1324.534967][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.535013][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.535053][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.535121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577dac0 [ 1324.535146][ T32] r4:00000000 [ 1324.535165][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.535207][ T32] r9:83018005 r8:84358c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.535256][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.535299][ T32] r5:00001000 r4:eb157000 [ 1324.535318][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.535355][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.535395][ T32] r5:8572038c r4:85720000 [ 1324.535414][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.535456][ T32] r7:dddced80 r6:83018000 r5:8572038c r4:830b8780 [ 1324.535475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.535518][ T32] r10:61c88647 r9:84358c00 r8:830b87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.535539][ T32] r4:830b8780 [ 1324.535558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.535598][ T32] r10:00000000 r9:830b8780 r8:8027f5e8 r7:dfafde60 r6:830b8600 r5:84358c00 [ 1324.535620][ T32] r4:00000001 [ 1324.535638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.535670][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1324.535695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.535722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.535749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.535838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.535868][ T32] r4:8499f940 [ 1324.536330][ T32] INFO: task kworker/0:14:3172 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.536362][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.536478][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.536553][ T32] Call trace: [ 1324.536584][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.536629][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.536698][ T32] r4:00000000 [ 1324.536721][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.536787][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.536818][ T32] 1d20: c3b91000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.536853][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.536907][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.536934][ T32] r5:80000013 r4:80239bb0 [ 1324.536993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.537039][ T32] r4:82ac11e4 [ 1324.537093][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.537178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.537238][ T32] r4:e05e1dc0 [ 1324.537261][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.537327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.537410][ T32] r4:00000000 [ 1324.537462][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.537509][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.537551][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.537594][ T32] r5:00001000 r4:e01f9000 [ 1324.537689][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.537759][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.537809][ T32] r5:84b52f8c r4:84b52c00 [ 1324.537861][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.537936][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.537962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.538029][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.538052][ T32] r4:846ded00 [ 1324.538072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.538115][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.538136][ T32] r4:00000001 [ 1324.538199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.538304][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.538362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.538392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.538448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.538530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.538554][ T32] r4:84a7ddc0 [ 1324.538576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.538627][ T32] INFO: task kworker/0:15:3174 blocked for more than 451 seconds. [ 1324.538659][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.538683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.538704][ T32] task:kworker/0:15 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.538805][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.538864][ T32] Call trace: [ 1324.538896][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.538940][ T32] r10:829188dc r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:8435bc00 [ 1324.539030][ T32] r4:8435bc00 [ 1324.539082][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.539133][ T32] r5:8435bc00 r4:829188d8 [ 1324.539158][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.539243][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.539327][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1324.539374][ T32] r4:00000000 [ 1324.539396][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.539458][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.539497][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.539537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564fc80 [ 1324.539559][ T32] r4:00000000 [ 1324.539618][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.539682][ T32] r9:83018005 r8:8435bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1324.539733][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.539779][ T32] r5:00001000 r4:eba2f000 [ 1324.539798][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.539841][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.539882][ T32] r5:8497d38c r4:8497d000 [ 1324.539901][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.539943][ T32] r7:dddced80 r6:83018000 r5:8497d38c r4:830b8400 [ 1324.539962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.540035][ T32] r10:61c88647 r9:8435bc00 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.540064][ T32] r4:830b8400 [ 1324.540085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.540162][ T32] r10:00000000 r9:830b8400 r8:8027f5e8 r7:dfb09e60 r6:830b8500 r5:8435bc00 [ 1324.540205][ T32] r4:00000001 [ 1324.540226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.540261][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1324.540313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.540344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.540422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.540453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.540475][ T32] r4:8499fac0 [ 1324.540803][ T32] INFO: task kworker/0:15:3174 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.540846][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.541008][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.541133][ T32] Call trace: [ 1324.541168][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.541215][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.541248][ T32] r4:00000000 [ 1324.541271][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.541308][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.541335][ T32] 1d20: c3b91000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.541418][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.541474][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.541540][ T32] r5:80000013 r4:80239bb0 [ 1324.541564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.541603][ T32] r4:82ac11e4 [ 1324.541650][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.541695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.541716][ T32] r4:e05e1dc0 [ 1324.541735][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.541774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.541796][ T32] r4:00000000 [ 1324.541815][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.541865][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.541886][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.541926][ T32] r5:00001000 r4:e01f9000 [ 1324.541945][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.542011][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.542053][ T32] r5:84b52f8c r4:84b52c00 [ 1324.542110][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.575953][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.576248][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.576397][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.576452][ T32] r4:846ded00 [ 1324.576499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.576596][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.576904][ T32] r4:00000001 [ 1324.577329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.577556][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.577871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.578006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.578076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.578233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.578548][ T32] r4:84a7ddc0 [ 1324.578663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.578757][ T32] INFO: task kworker/0:16:3177 blocked for more than 451 seconds. [ 1324.578835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.578892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.578971][ T32] task:kworker/0:16 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.579103][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.579521][ T32] Call trace: [ 1324.579605][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.579713][ T32] r10:829188dc r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:8435e000 [ 1324.579959][ T32] r4:8435e000 [ 1324.580018][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.580113][ T32] r5:8435e000 r4:829188d8 [ 1324.580386][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.580479][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.580578][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1324.580804][ T32] r4:00000000 [ 1324.580859][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.581342][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.581442][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.581615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566de00 [ 1324.581676][ T32] r4:00000000 [ 1324.582003][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.582218][ T32] r9:83018005 r8:8435e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.601937][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.602110][ T32] r5:00001000 r4:eb43f000 [ 1324.602153][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.602439][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.602985][ T32] r5:8497d78c r4:8497d400 [ 1324.603019][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.603083][ T32] r7:dddced80 r6:83018000 r5:8497d78c r4:8387c680 [ 1324.603113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.603162][ T32] r10:61c88647 r9:8435e000 r8:8387c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.603196][ T32] r4:8387c680 [ 1324.603237][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.603304][ T32] r10:00000000 r9:8387c680 r8:8027f5e8 r7:dfb09e60 r6:832c5180 r5:8435e000 [ 1324.603348][ T32] r4:00000001 [ 1324.603371][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.603445][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1324.603486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.603573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.603635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.603689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.603738][ T32] r4:8499fc40 [ 1324.604540][ T32] INFO: task kworker/0:16:3177 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.604607][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.604753][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.604853][ T32] Call trace: [ 1324.604918][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.605017][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.605069][ T32] r4:00000000 [ 1324.605114][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.605218][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.605281][ T32] 1d20: c44ea000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.605339][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.605402][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.605454][ T32] r5:80000013 r4:80239bb0 [ 1324.605515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.605602][ T32] r4:82ac11e4 [ 1324.605663][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.605757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.605804][ T32] r4:e05e1dc0 [ 1324.605850][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.605947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.606023][ T32] r4:00000000 [ 1324.606067][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.606182][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.606229][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.606326][ T32] r5:00001000 r4:e01f9000 [ 1324.606376][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.606452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.606533][ T32] r5:84b52f8c r4:84b52c00 [ 1324.606581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.606670][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.606713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.606803][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.606850][ T32] r4:846ded00 [ 1324.606894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.606984][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.607041][ T32] r4:00000001 [ 1324.607092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.607164][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.607223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.607298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.607356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.607418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.607462][ T32] r4:84a7ddc0 [ 1324.607509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.607560][ T32] INFO: task kworker/0:17:3179 blocked for more than 451 seconds. [ 1324.607624][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.607680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.607720][ T32] task:kworker/0:17 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.607849][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.607935][ T32] Call trace: [ 1324.608003][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.608095][ T32] r10:829188dc r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:84358000 [ 1324.608139][ T32] r4:84358000 [ 1324.608186][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.608289][ T32] r5:84358000 r4:829188d8 [ 1324.608334][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.608416][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.608525][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1324.608570][ T32] r4:00000000 [ 1324.608625][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.608697][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.608769][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.608862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85731ac0 [ 1324.608903][ T32] r4:00000000 [ 1324.608949][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.609038][ T32] r9:83018005 r8:84358000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.609083][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.609171][ T32] r5:00001000 r4:dfb5f000 [ 1324.609224][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.609304][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.609386][ T32] r5:85348b8c r4:85348800 [ 1324.609430][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.609514][ T32] r7:dddced80 r6:83018000 r5:85348b8c r4:832c5600 [ 1324.609577][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.609668][ T32] r10:61c88647 r9:84358000 r8:832c562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.609712][ T32] r4:832c5600 [ 1324.609754][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.609841][ T32] r10:00000000 r9:832c5600 r8:8027f5e8 r7:dfb09e60 r6:84551b80 r5:84358000 [ 1324.609885][ T32] r4:00000001 [ 1324.609942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.610035][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1324.610098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.610163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.610221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.610274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.610344][ T32] r4:8499fe00 [ 1324.610849][ T32] INFO: task kworker/0:17:3179 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.610939][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.611063][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.611162][ T32] Call trace: [ 1324.611224][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.611320][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.611373][ T32] r4:00000000 [ 1324.611420][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.611506][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.611568][ T32] 1d20: c44ea000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.611622][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.611677][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.611724][ T32] r5:80000013 r4:80239bb0 [ 1324.611769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.611850][ T32] r4:82ac11e4 [ 1324.611892][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.612004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.612096][ T32] r4:e05e1dc0 [ 1324.633363][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.633565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.633631][ T32] r4:00000000 [ 1324.633680][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.633787][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.633853][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.633988][ T32] r5:00001000 r4:e01f9000 [ 1324.634048][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.634135][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.634219][ T32] r5:84b52f8c r4:84b52c00 [ 1324.634263][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.634361][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.634406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.634498][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.634564][ T32] r4:846ded00 [ 1324.634608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.634700][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.634750][ T32] r4:00000001 [ 1324.634787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.634869][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.634931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.634984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.635051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.635125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.635175][ T32] r4:84a7ddc0 [ 1324.635227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.635291][ T32] INFO: task kworker/0:18:3181 blocked for more than 451 seconds. [ 1324.635358][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.635408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.635452][ T32] task:kworker/0:18 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.635557][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.635663][ T32] Call trace: [ 1324.635813][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.635913][ T32] r10:829188dc r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:8435c800 [ 1324.635965][ T32] r4:8435c800 [ 1324.636008][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.636083][ T32] r5:8435c800 r4:829188d8 [ 1324.636138][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.636215][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.636309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1324.636364][ T32] r4:00000000 [ 1324.636409][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.636479][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.636552][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.636633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589e040 [ 1324.636688][ T32] r4:00000000 [ 1324.636767][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.636862][ T32] r9:83018005 r8:8435c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.636949][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.637038][ T32] r5:00001000 r4:eab17000 [ 1324.637076][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.637162][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.637244][ T32] r5:8534938c r4:85349000 [ 1324.637281][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.637421][ T32] r7:dddced80 r6:83018000 r5:8534938c r4:84921e80 [ 1324.637471][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.637585][ T32] r10:61c88647 r9:8435c800 r8:84921eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.637635][ T32] r4:84921e80 [ 1324.637680][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.637764][ T32] r10:00000000 r9:84921e80 r8:8027f5e8 r7:dfb09e60 r6:84921f80 r5:8435c800 [ 1324.637805][ T32] r4:00000001 [ 1324.637845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.637916][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1324.637986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.638047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.638107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.638160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.638208][ T32] r4:8499ff00 [ 1324.639030][ T32] INFO: task kworker/0:18:3181 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.639113][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.639250][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.639342][ T32] Call trace: [ 1324.639403][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.639518][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.639567][ T32] r4:00000000 [ 1324.639612][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.639686][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.639750][ T32] 1d20: c4826000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.639813][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.639859][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.639911][ T32] r5:80000013 r4:80239bb0 [ 1324.639992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.640077][ T32] r4:82ac11e4 [ 1324.640124][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.640204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.640255][ T32] r4:e05e1dc0 [ 1324.640291][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.640371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.640415][ T32] r4:00000000 [ 1324.640461][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.640540][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.640586][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.640667][ T32] r5:00001000 r4:e01f9000 [ 1324.640711][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.640808][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.640893][ T32] r5:84b52f8c r4:84b52c00 [ 1324.640938][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.641023][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.641063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.641161][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.641200][ T32] r4:846ded00 [ 1324.641246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.641330][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.641376][ T32] r4:00000001 [ 1324.641412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.641481][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.641547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.641614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.641662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.641718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.641793][ T32] r4:84a7ddc0 [ 1324.641840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.641889][ T32] INFO: task kworker/0:19:3182 blocked for more than 451 seconds. [ 1324.641948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.642030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.642074][ T32] task:kworker/0:19 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.642171][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.672785][ T32] Call trace: [ 1324.672862][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.672991][ T32] r10:829188dc r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:84196000 [ 1324.673053][ T32] r4:84196000 [ 1324.673099][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.673181][ T32] r5:84196000 r4:829188d8 [ 1324.673228][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.673305][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.673391][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1324.673438][ T32] r4:00000000 [ 1324.673473][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.673551][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.673631][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.673712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8f100 [ 1324.673754][ T32] r4:00000000 [ 1324.673796][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.673917][ T32] r9:83018005 r8:84196000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1324.673964][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.674125][ T32] r5:00001000 r4:ec609000 [ 1324.674175][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.674269][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.674360][ T32] r5:8534a38c r4:8534a000 [ 1324.674400][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.674501][ T32] r7:dddced80 r6:83018000 r5:8534a38c r4:84921780 [ 1324.674552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.674645][ T32] r10:61c88647 r9:84196000 r8:849217ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.674692][ T32] r4:84921780 [ 1324.674728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.674816][ T32] r10:00000000 r9:84921780 r8:8027f5e8 r7:dfb39e60 r6:84921e00 r5:84196000 [ 1324.674875][ T32] r4:00000001 [ 1324.674949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.675036][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1324.675113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.675169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.675238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.675291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.675338][ T32] r4:8499ff00 [ 1324.676144][ T32] INFO: task kworker/0:19:3182 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.676213][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.676342][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.676434][ T32] Call trace: [ 1324.676522][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.676616][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.676667][ T32] r4:00000000 [ 1324.676729][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.676811][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.676878][ T32] 1d20: c4d00000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.676941][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.677001][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.677052][ T32] r5:80000013 r4:80239bb0 [ 1324.677099][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.677174][ T32] r4:82ac11e4 [ 1324.677241][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.677327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.677380][ T32] r4:e05e1dc0 [ 1324.677426][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.677524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.677570][ T32] r4:00000000 [ 1324.677617][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.677703][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.677747][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.677832][ T32] r5:00001000 r4:e01f9000 [ 1324.677885][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.677963][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.678074][ T32] r5:84b52f8c r4:84b52c00 [ 1324.678128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.678216][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.678265][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.678378][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.678432][ T32] r4:846ded00 [ 1324.678471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.678558][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.678608][ T32] r4:00000001 [ 1324.678647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.678720][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.678784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.678844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.678900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.678956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.679003][ T32] r4:84a7ddc0 [ 1324.679042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.679124][ T32] INFO: task kworker/0:20:3185 blocked for more than 451 seconds. [ 1324.679194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.679244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.679290][ T32] task:kworker/0:20 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.679407][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.679493][ T32] Call trace: [ 1324.679552][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.679646][ T32] r10:829188dc r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:83a18000 [ 1324.679695][ T32] r4:83a18000 [ 1324.679735][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.679818][ T32] r5:83a18000 r4:829188d8 [ 1324.679860][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.679973][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.680062][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 [ 1324.680117][ T32] r4:00000000 [ 1324.680155][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.680231][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.680301][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.680404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdbc0 [ 1324.680461][ T32] r4:00000000 [ 1324.680499][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.680587][ T32] r9:83018005 r8:83a18000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.680634][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.680726][ T32] r5:00001000 r4:e080b000 [ 1324.680785][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.680889][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.680978][ T32] r5:8534878c r4:85348400 [ 1324.681017][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.681104][ T32] r7:dddced80 r6:83018000 r5:8534878c r4:84921d80 [ 1324.681151][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.681238][ T32] r10:61c88647 r9:83a18000 r8:84921dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.681280][ T32] r4:84921d80 [ 1324.681318][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.681400][ T32] r10:00000000 r9:84921d80 r8:8027f5e8 r7:dfa7de60 r6:84921f00 r5:83a18000 [ 1324.681459][ T32] r4:00000001 [ 1324.681501][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.681575][ T32] Exception stack(0xdfb51fb0 to 0xdfb51ff8) [ 1324.681624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.681680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.681731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.681786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.681833][ T32] r4:84916240 [ 1324.702728][ T32] INFO: task kworker/0:20:3185 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.702869][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.703005][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.703140][ T32] Call trace: [ 1324.703212][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.703320][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.703384][ T32] r4:00000000 [ 1324.703427][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.703511][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.703568][ T32] 1d20: c4fc2000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.703629][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.703677][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.703728][ T32] r5:80000013 r4:80239bb0 [ 1324.703768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.703854][ T32] r4:82ac11e4 [ 1324.703904][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.703983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.704033][ T32] r4:e05e1dc0 [ 1324.704072][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.704165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.704235][ T32] r4:00000000 [ 1324.704296][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.704398][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.704474][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.704559][ T32] r5:00001000 r4:e01f9000 [ 1324.704600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.704691][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.704785][ T32] r5:84b52f8c r4:84b52c00 [ 1324.704849][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.704944][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.704984][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.705078][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.705160][ T32] r4:846ded00 [ 1324.705206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.705294][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.705378][ T32] r4:00000001 [ 1324.705422][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.705492][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.705547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.705623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.705688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.705739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.705790][ T32] r4:84a7ddc0 [ 1324.705861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.705922][ T32] INFO: task kworker/0:21:3187 blocked for more than 451 seconds. [ 1324.706015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.706065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.706150][ T32] task:kworker/0:21 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.706262][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.706372][ T32] Call trace: [ 1324.706487][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.706573][ T32] r10:829188dc r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:83a1e000 [ 1324.706621][ T32] r4:83a1e000 [ 1324.706659][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.706739][ T32] r5:83a1e000 r4:829188d8 [ 1324.706781][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.706855][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.706955][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.707006][ T32] r4:00000000 [ 1324.707042][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.707121][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.707196][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.707271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1080 [ 1324.707318][ T32] r4:00000000 [ 1324.707357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.707441][ T32] r9:83018005 r8:83a1e000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1324.707498][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.707604][ T32] r5:00001000 r4:eb9e3000 [ 1324.707663][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.707777][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.707825][ T32] r5:85349b8c r4:85349800 [ 1324.707849][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.707913][ T32] r7:dddced80 r6:83018000 r5:85349b8c r4:84913100 [ 1324.707938][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.707986][ T32] r10:61c88647 r9:83a1e000 r8:8491312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.708008][ T32] r4:84913100 [ 1324.708026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.708068][ T32] r10:00000000 r9:84913100 r8:8027f5e8 r7:dfa7de60 r6:84913080 r5:83a1e000 [ 1324.708106][ T32] r4:00000001 [ 1324.708137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.708174][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.708201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.708229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.708255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.708284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.708324][ T32] r4:84916100 [ 1324.708725][ T32] INFO: task kworker/0:21:3187 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.708759][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.708855][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.708900][ T32] Call trace: [ 1324.708929][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.708974][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.708997][ T32] r4:00000000 [ 1324.709037][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.709078][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.709113][ T32] 1d20: c4fc2000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.709141][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.709167][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.709190][ T32] r5:80000013 r4:80239bb0 [ 1324.709233][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.709275][ T32] r4:82ac11e4 [ 1324.709295][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.709335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.709357][ T32] r4:e05e1dc0 [ 1324.709385][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.709429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.709452][ T32] r4:00000000 [ 1324.709491][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.709538][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.709560][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.709601][ T32] r5:00001000 r4:e01f9000 [ 1324.709654][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.709696][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.709737][ T32] r5:84b52f8c r4:84b52c00 [ 1324.709756][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.709799][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.709819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.709886][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.709931][ T32] r4:846ded00 [ 1324.709957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.710060][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.710092][ T32] r4:00000001 [ 1324.710114][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.710150][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.710177][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.710204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.710230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.710257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.710299][ T32] r4:84a7ddc0 [ 1324.710327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.710352][ T32] INFO: task kworker/0:22:3189 blocked for more than 451 seconds. [ 1324.710395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.710423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.710443][ T32] task:kworker/0:22 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.710488][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.710546][ T32] Call trace: [ 1324.710579][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.710625][ T32] r10:829188dc r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:83a1a400 [ 1324.710647][ T32] r4:83a1a400 [ 1324.710686][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.710762][ T32] r5:83a1a400 r4:829188d8 [ 1324.710787][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.710827][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.710874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1324.710898][ T32] r4:00000000 [ 1324.710917][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.710953][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.710988][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.711056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580cf00 [ 1324.711082][ T32] r4:00000000 [ 1324.711132][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.711179][ T32] r9:83018005 r8:83a1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1324.711201][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.711240][ T32] r5:00001000 r4:ec5a7000 [ 1324.711259][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.711305][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.711350][ T32] r5:858c838c r4:858c8000 [ 1324.711369][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.711412][ T32] r7:dddced80 r6:83018000 r5:858c838c r4:84913000 [ 1324.711452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.711500][ T32] r10:61c88647 r9:83a1a400 r8:8491302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.711522][ T32] r4:84913000 [ 1324.711576][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.711621][ T32] r10:00000000 r9:84913000 r8:8027f5e8 r7:dfa7de60 r6:84913200 r5:83a1a400 [ 1324.711643][ T32] r4:00000001 [ 1324.711683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.711719][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1324.711746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.711775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.711801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.711829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.711854][ T32] r4:84916440 [ 1324.744767][ T32] INFO: task kworker/0:22:3189 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.744873][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.744951][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.745026][ T32] Call trace: [ 1324.745084][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.745152][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.745176][ T32] r4:00000000 [ 1324.745198][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.745237][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.745277][ T32] 1d20: c5a8a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.745310][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.745336][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.745359][ T32] r5:80000013 r4:80239bb0 [ 1324.745379][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.745431][ T32] r4:82ac11e4 [ 1324.745454][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.745496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.745518][ T32] r4:e05e1dc0 [ 1324.745536][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.745577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.745598][ T32] r4:00000000 [ 1324.745617][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.745662][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.745682][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.745724][ T32] r5:00001000 r4:e01f9000 [ 1324.745744][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.745789][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.745830][ T32] r5:84b52f8c r4:84b52c00 [ 1324.745851][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.745895][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.745917][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.745961][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.746012][ T32] r4:846ded00 [ 1324.746032][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.746077][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.746107][ T32] r4:00000001 [ 1324.746159][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.746236][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.746266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.746336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.746365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.746395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.746419][ T32] r4:84a7ddc0 [ 1324.746443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.746472][ T32] INFO: task kworker/0:23:3191 blocked for more than 451 seconds. [ 1324.746504][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.746528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.746547][ T32] task:kworker/0:23 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.746592][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.746663][ T32] Call trace: [ 1324.746698][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.746767][ T32] r10:829188dc r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:83a18c00 [ 1324.746792][ T32] r4:83a18c00 [ 1324.746813][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.746854][ T32] r5:83a18c00 r4:829188d8 [ 1324.746900][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.746944][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.746988][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1324.747009][ T32] r4:00000000 [ 1324.747054][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.747100][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.747164][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.747235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad08c0 [ 1324.747261][ T32] r4:00000000 [ 1324.747295][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.747369][ T32] r9:83018005 r8:83a18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.747394][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.747434][ T32] r5:00001000 r4:eb7a7000 [ 1324.747454][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.747516][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.747560][ T32] r5:8534bf8c r4:8534bc00 [ 1324.747581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.747624][ T32] r7:dddced80 r6:83018000 r5:8534bf8c r4:84913180 [ 1324.747644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.747686][ T32] r10:61c88647 r9:83a18c00 r8:849131ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.747708][ T32] r4:84913180 [ 1324.747727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.747801][ T32] r10:00000000 r9:84913180 r8:8027f5e8 r7:dfa7de60 r6:84913300 r5:83a18c00 [ 1324.747823][ T32] r4:00000001 [ 1324.747875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.747913][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1324.747939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.747967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.747992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.748020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.748041][ T32] r4:849165c0 [ 1324.748525][ T32] INFO: task kworker/0:23:3191 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.748558][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.748648][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.748693][ T32] Call trace: [ 1324.748722][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.748769][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.748791][ T32] r4:00000000 [ 1324.748810][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.748848][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.748875][ T32] 1d20: c5a8a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.748903][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.748927][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.748950][ T32] r5:80000013 r4:80239bb0 [ 1324.748969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.749033][ T32] r4:82ac11e4 [ 1324.749058][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.749105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.749127][ T32] r4:e05e1dc0 [ 1324.749172][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.749215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.749237][ T32] r4:00000000 [ 1324.749257][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.749298][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.749319][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.749359][ T32] r5:00001000 r4:e01f9000 [ 1324.749378][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.749415][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.749455][ T32] r5:84b52f8c r4:84b52c00 [ 1324.749474][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.749545][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.749571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.749644][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.749671][ T32] r4:846ded00 [ 1324.749691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.749988][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.750022][ T32] r4:00000001 [ 1324.750045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.750084][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.750117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.750146][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.750172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.750229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.750256][ T32] r4:84a7ddc0 [ 1324.750276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.750302][ T32] INFO: task kworker/0:24:3192 blocked for more than 451 seconds. [ 1324.750332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.750355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.750375][ T32] task:kworker/0:24 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.750419][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.750462][ T32] Call trace: [ 1324.750492][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.750536][ T32] r10:829188dc r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:83adb000 [ 1324.750559][ T32] r4:83adb000 [ 1324.750579][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.750618][ T32] r5:83adb000 r4:829188d8 [ 1324.750665][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.750709][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.750780][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 [ 1324.750808][ T32] r4:00000000 [ 1324.750829][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.750894][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.750935][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.751002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac5140 [ 1324.751028][ T32] r4:00000000 [ 1324.751050][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.751100][ T32] r9:83018005 r8:83adb000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1324.751122][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.751163][ T32] r5:00001000 r4:eba31000 [ 1324.751182][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.751219][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.751258][ T32] r5:8534ab8c r4:8534a800 [ 1324.751277][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.751320][ T32] r7:dddced80 r6:83018000 r5:8534ab8c r4:84913280 [ 1324.751340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.751383][ T32] r10:61c88647 r9:83adb000 r8:849132ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.751404][ T32] r4:84913280 [ 1324.751423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.751464][ T32] r10:00000000 r9:84913280 r8:8027f5e8 r7:dfb81e60 r6:84913380 r5:83adb000 [ 1324.751498][ T32] r4:00000001 [ 1324.751520][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.751554][ T32] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) [ 1324.751580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.751608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.751635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.751664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.751685][ T32] r4:849165c0 [ 1324.751980][ T32] INFO: task kworker/0:24:3192 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.752013][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.752069][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.752249][ T32] Call trace: [ 1324.762502][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.762631][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.762660][ T32] r4:00000000 [ 1324.762683][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.762728][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.762797][ T32] 1d20: c5a8a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.762832][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.762890][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.762919][ T32] r5:80000013 r4:80239bb0 [ 1324.762942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.763011][ T32] r4:82ac11e4 [ 1324.763037][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.763081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.763116][ T32] r4:e05e1dc0 [ 1324.763137][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.763178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.763200][ T32] r4:00000000 [ 1324.763220][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.763291][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.763319][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.763414][ T32] r5:00001000 r4:e01f9000 [ 1324.763465][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.763510][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.763579][ T32] r5:84b52f8c r4:84b52c00 [ 1324.763603][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.763651][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.763671][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.763716][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.763738][ T32] r4:846ded00 [ 1324.763757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.763800][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.763822][ T32] r4:00000001 [ 1324.763846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.763880][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.763906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.763933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.763960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.763988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.764010][ T32] r4:84a7ddc0 [ 1324.764032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.764091][ T32] INFO: task kworker/0:25:3194 blocked for more than 451 seconds. [ 1324.764129][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.764155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.764176][ T32] task:kworker/0:25 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.764230][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.764300][ T32] Call trace: [ 1324.764335][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.764407][ T32] r10:829188dc r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:83add400 [ 1324.764482][ T32] r4:83add400 [ 1324.764506][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.764588][ T32] r5:83add400 r4:829188d8 [ 1324.764612][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.764653][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.764724][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1324.764750][ T32] r4:00000000 [ 1324.764769][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.764806][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.764874][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.764918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524e9c0 [ 1324.764940][ T32] r4:00000000 [ 1324.764985][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.765032][ T32] r9:83018005 r8:83add400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.765101][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.765148][ T32] r5:00001000 r4:eb993000 [ 1324.765169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.765206][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.765256][ T32] r5:8497ff8c r4:8497fc00 [ 1324.765279][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.765322][ T32] r7:dddced80 r6:83018000 r5:8497ff8c r4:84913400 [ 1324.765368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.765416][ T32] r10:61c88647 r9:83add400 r8:8491342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.765439][ T32] r4:84913400 [ 1324.765458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.765500][ T32] r10:00000000 r9:84913400 r8:8027f5e8 r7:dfb81e60 r6:84913500 r5:83add400 [ 1324.765522][ T32] r4:00000001 [ 1324.765568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.765605][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 1324.765633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.765660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.765686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.765713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.765804][ T32] r4:84916800 [ 1324.766305][ T32] INFO: task kworker/0:25:3194 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.766368][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.766431][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.766476][ T32] Call trace: [ 1324.766505][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.766550][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.766574][ T32] r4:00000000 [ 1324.766593][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.766628][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.766682][ T32] 1d20: c5a8a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.766741][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.766770][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.766793][ T32] r5:80000013 r4:80239bb0 [ 1324.766813][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.766852][ T32] r4:82ac11e4 [ 1324.766872][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.766915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.766939][ T32] r4:e05e1dc0 [ 1324.766958][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.766998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.767019][ T32] r4:00000000 [ 1324.767038][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.767080][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.767106][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.767174][ T32] r5:00001000 r4:e01f9000 [ 1324.767199][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.767238][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.767303][ T32] r5:84b52f8c r4:84b52c00 [ 1324.767327][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.767373][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.767393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.767438][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.767459][ T32] r4:846ded00 [ 1324.767478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.767521][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.767542][ T32] r4:00000001 [ 1324.767561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.767594][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.767619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.767673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.767716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.767778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.767827][ T32] r4:84a7ddc0 [ 1324.767852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.767876][ T32] INFO: task kworker/0:26:3196 blocked for more than 451 seconds. [ 1324.767904][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.767953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.767977][ T32] task:kworker/0:26 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.768021][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.768062][ T32] Call trace: [ 1324.768096][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.768142][ T32] r10:829188dc r9:dfb99d84 r8:00000002 r7:60000113 r6:dfb99d8c r5:83adec00 [ 1324.768164][ T32] r4:83adec00 [ 1324.768210][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.768254][ T32] r5:83adec00 r4:829188d8 [ 1324.768275][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.768339][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.768387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1324.768409][ T32] r4:00000000 [ 1324.768428][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.768489][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.768528][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.768569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d900 [ 1324.768592][ T32] r4:00000000 [ 1324.768611][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.768653][ T32] r9:83018005 r8:83adec00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.768673][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.768712][ T32] r5:00001000 r4:eb5c3000 [ 1324.768731][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.768768][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.768808][ T32] r5:8497eb8c r4:8497e800 [ 1324.768827][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.768868][ T32] r7:dddced80 r6:83018000 r5:8497eb8c r4:84913480 [ 1324.768888][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.768931][ T32] r10:61c88647 r9:83adec00 r8:849134ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.768953][ T32] r4:84913480 [ 1324.768971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.769013][ T32] r10:00000000 r9:84913480 r8:8027f5e8 r7:dfb8de60 r6:84913600 r5:83adec00 [ 1324.769034][ T32] r4:00000001 [ 1324.769053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.769102][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1324.769132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.769191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.769221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.769250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.769272][ T32] r4:84916980 [ 1324.769554][ T32] INFO: task kworker/0:26:3196 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.769586][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.769668][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.769715][ T32] Call trace: [ 1324.769745][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.769789][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.769844][ T32] r4:00000000 [ 1324.769868][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.769906][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.769944][ T32] 1d20: c5a8a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.770000][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.770027][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.770052][ T32] r5:80000013 r4:80239bb0 [ 1324.770072][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.770118][ T32] r4:82ac11e4 [ 1324.770138][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.770209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.770235][ T32] r4:e05e1dc0 [ 1324.770255][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.770296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.770317][ T32] r4:00000000 [ 1324.770361][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.770407][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.770429][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.770470][ T32] r5:00001000 r4:e01f9000 [ 1324.770489][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.770527][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.770567][ T32] r5:84b52f8c r4:84b52c00 [ 1324.770587][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.770642][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.770667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.770713][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.770734][ T32] r4:846ded00 [ 1324.770753][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.770796][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.770818][ T32] r4:00000001 [ 1324.770838][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.770871][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.770897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.770925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.770951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.770978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.770999][ T32] r4:84a7ddc0 [ 1324.771019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.771074][ T32] INFO: task kworker/0:27:3198 blocked for more than 451 seconds. [ 1324.771137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.771166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.771187][ T32] task:kworker/0:27 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.771257][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.771302][ T32] Call trace: [ 1324.771331][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.771375][ T32] r10:829188dc r9:dfba5d84 r8:00000002 r7:60000113 r6:dfba5d8c r5:83ade000 [ 1324.771397][ T32] r4:83ade000 [ 1324.771443][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.771513][ T32] r5:83ade000 r4:829188d8 [ 1324.771537][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.771576][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.771645][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1324.771671][ T32] r4:00000000 [ 1324.771692][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.771729][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.771764][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.771803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553fcc0 [ 1324.771825][ T32] r4:00000000 [ 1324.771874][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.771922][ T32] r9:83018005 r8:83ade000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.771945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.772012][ T32] r5:00001000 r4:eb96f000 [ 1324.772035][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.772073][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.772201][ T32] r5:8497e78c r4:8497e400 [ 1324.805167][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.805271][ T32] r7:dddced80 r6:83018000 r5:8497e78c r4:84913580 [ 1324.805297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.805346][ T32] r10:61c88647 r9:83ade000 r8:849135ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.805370][ T32] r4:84913580 [ 1324.805389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.805445][ T32] r10:00000000 r9:84913580 r8:8027f5e8 r7:dfb8de60 r6:84913700 r5:83ade000 [ 1324.805471][ T32] r4:00000001 [ 1324.805492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.805530][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1324.805590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.805624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.805672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.805727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.805788][ T32] r4:84916b00 [ 1324.806358][ T32] INFO: task kworker/0:27:3198 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.806410][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.806508][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.806561][ T32] Call trace: [ 1324.806649][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.806724][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.806752][ T32] r4:00000000 [ 1324.806773][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.806811][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.806844][ T32] 1d20: c657a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.806873][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.806898][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.806921][ T32] r5:80000013 r4:80239bb0 [ 1324.806941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.806982][ T32] r4:82ac11e4 [ 1324.807001][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.807041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.807063][ T32] r4:e05e1dc0 [ 1324.807082][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.807156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.807184][ T32] r4:00000000 [ 1324.807204][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.807250][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.807298][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.807342][ T32] r5:00001000 r4:e01f9000 [ 1324.807362][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.807427][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.807473][ T32] r5:84b52f8c r4:84b52c00 [ 1324.807493][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.807563][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.807588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.807651][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.807679][ T32] r4:846ded00 [ 1324.807700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.807774][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.807798][ T32] r4:00000001 [ 1324.807829][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.807905][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.807934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.807990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.808030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.808101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.808137][ T32] r4:84a7ddc0 [ 1324.808160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.808199][ T32] INFO: task kworker/0:28:3200 blocked for more than 451 seconds. [ 1324.808234][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.808258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.808278][ T32] task:kworker/0:28 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.808324][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.808367][ T32] Call trace: [ 1324.808397][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.808442][ T32] r10:829188dc r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:83ad8000 [ 1324.808464][ T32] r4:83ad8000 [ 1324.808483][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.808522][ T32] r5:83ad8000 r4:829188d8 [ 1324.808592][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.808637][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.808682][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 1324.808704][ T32] r4:00000000 [ 1324.808749][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.808790][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.808825][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.808865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846a7100 [ 1324.808887][ T32] r4:00000000 [ 1324.808906][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.808948][ T32] r9:83018005 r8:83ad8000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.808969][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.809010][ T32] r5:00001000 r4:ec55f000 [ 1324.809028][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.809103][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.809149][ T32] r5:8473d38c r4:8473d000 [ 1324.809169][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.809212][ T32] r7:dddced80 r6:83018000 r5:8473d38c r4:84913680 [ 1324.809231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.809275][ T32] r10:61c88647 r9:83ad8000 r8:849136ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.809297][ T32] r4:84913680 [ 1324.809315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.809358][ T32] r10:00000000 r9:84913680 r8:8027f5e8 r7:dfba5e60 r6:84913800 r5:83ad8000 [ 1324.809423][ T32] r4:00000001 [ 1324.809447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.809481][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 1324.809526][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.809602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.809632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.809661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.809682][ T32] r4:84916e00 [ 1324.810035][ T32] INFO: task kworker/0:28:3200 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.810074][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.810190][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.810240][ T32] Call trace: [ 1324.810294][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.810350][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.810377][ T32] r4:00000000 [ 1324.810397][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.810435][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.810479][ T32] 1d20: c657a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.810535][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.810563][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.810588][ T32] r5:80000013 r4:80239bb0 [ 1324.810607][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.810645][ T32] r4:82ac11e4 [ 1324.810694][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.810740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.810784][ T32] r4:e05e1dc0 [ 1324.810805][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.810893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.810918][ T32] r4:00000000 [ 1324.810961][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.811008][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.811030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.811093][ T32] r5:00001000 r4:e01f9000 [ 1324.811154][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.811198][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.811255][ T32] r5:84b52f8c r4:84b52c00 [ 1324.811302][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.811355][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.811376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.811447][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.811472][ T32] r4:846ded00 [ 1324.811514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.811572][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.811597][ T32] r4:00000001 [ 1324.811638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.811698][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.811735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.811763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.811845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.811878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.811922][ T32] r4:84a7ddc0 [ 1324.811946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.811971][ T32] INFO: task kworker/0:29:3202 blocked for more than 451 seconds. [ 1324.812010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.812037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.812058][ T32] task:kworker/0:29 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.812118][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.821960][ T32] Call trace: [ 1324.822096][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.822676][ T32] r10:829188dc r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:83ad8c00 [ 1324.822722][ T32] r4:83ad8c00 [ 1324.822746][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.822798][ T32] r5:83ad8c00 r4:829188d8 [ 1324.822819][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.822859][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.822902][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1324.822924][ T32] r4:00000000 [ 1324.822942][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.822978][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.823017][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.823058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85240e80 [ 1324.823079][ T32] r4:00000000 [ 1324.823110][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.823157][ T32] r9:83018005 r8:83ad8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1324.823178][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.823252][ T32] r5:00001000 r4:ec5a1000 [ 1324.823277][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.823317][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.823359][ T32] r5:8497df8c r4:8497dc00 [ 1324.823379][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.823424][ T32] r7:dddced80 r6:83018000 r5:8497df8c r4:84913780 [ 1324.823445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.823490][ T32] r10:61c88647 r9:83ad8c00 r8:849137ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.823511][ T32] r4:84913780 [ 1324.823557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.823607][ T32] r10:00000000 r9:84913780 r8:8027f5e8 r7:dfbb1e60 r6:84913900 r5:83ad8c00 [ 1324.823629][ T32] r4:00000001 [ 1324.823648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.823683][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1324.823712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.823769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.823800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.823830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.823853][ T32] r4:84916ec0 [ 1324.824359][ T32] INFO: task kworker/0:29:3202 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.824399][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.824494][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.824575][ T32] Call trace: [ 1324.824607][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.824680][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.824707][ T32] r4:00000000 [ 1324.824747][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.824831][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.825083][ T32] 1d20: c657a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.825189][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.825232][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.825269][ T32] r5:80000013 r4:80239bb0 [ 1324.825298][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.825369][ T32] r4:82ac11e4 [ 1324.825477][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.825542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.825574][ T32] r4:e05e1dc0 [ 1324.825600][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.825689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.825728][ T32] r4:00000000 [ 1324.825756][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.825819][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.825874][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.826221][ T32] r5:00001000 r4:e01f9000 [ 1324.826251][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.826305][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.826432][ T32] r5:84b52f8c r4:84b52c00 [ 1324.826460][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.826524][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.826551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.826652][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.826770][ T32] r4:846ded00 [ 1324.826889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.826943][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.826966][ T32] r4:00000001 [ 1324.826987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.827024][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.827053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.827193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.827225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.827277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.827302][ T32] r4:84a7ddc0 [ 1324.827327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.827359][ T32] INFO: task kworker/0:30:3204 blocked for more than 451 seconds. [ 1324.827396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.827423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.827694][ T32] task:kworker/0:30 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.827869][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.827915][ T32] Call trace: [ 1324.827947][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.827994][ T32] r10:829188dc r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:83236000 [ 1324.828121][ T32] r4:83236000 [ 1324.828145][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.828230][ T32] r5:83236000 r4:829188d8 [ 1324.828253][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.828362][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.828415][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 [ 1324.828438][ T32] r4:00000000 [ 1324.828470][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.828512][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.828549][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.828591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85637fc0 [ 1324.828613][ T32] r4:00000000 [ 1324.828632][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.828771][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.828797][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.828838][ T32] r5:00001000 r4:ec527000 [ 1324.828865][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.828909][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.828952][ T32] r5:8473c78c r4:8473c400 [ 1324.828972][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.829015][ T32] r7:dddced80 r6:83018000 r5:8473c78c r4:84913880 [ 1324.829036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.829080][ T32] r10:61c88647 r9:83236000 r8:849138ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.829104][ T32] r4:84913880 [ 1324.829172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.829221][ T32] r10:00000000 r9:84913880 r8:8027f5e8 r7:dfbb1e60 r6:84913a00 r5:83236000 [ 1324.829244][ T32] r4:00000001 [ 1324.829263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.829298][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1324.829324][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.829352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.829379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.829407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.829486][ T32] r4:8443a7c0 [ 1324.829842][ T32] INFO: task kworker/0:30:3204 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.829884][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.829944][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.830004][ T32] Call trace: [ 1324.830034][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.830081][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.830214][ T32] r4:00000000 [ 1324.830329][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.830371][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.830413][ T32] 1d20: c657a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.830443][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.830469][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.830492][ T32] r5:80000013 r4:80239bb0 [ 1324.830528][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.830571][ T32] r4:82ac11e4 [ 1324.830591][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.830631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.830668][ T32] r4:e05e1dc0 [ 1324.830691][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.830733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.830756][ T32] r4:00000000 [ 1324.830802][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.830856][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.830879][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.830921][ T32] r5:00001000 r4:e01f9000 [ 1324.830941][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.830978][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.831019][ T32] r5:84b52f8c r4:84b52c00 [ 1324.831074][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.831125][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.831146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.831192][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.831213][ T32] r4:846ded00 [ 1324.831232][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.831276][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.831299][ T32] r4:00000001 [ 1324.831318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.831353][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.831392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.831424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.831452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.831480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.831501][ T32] r4:84a7ddc0 [ 1324.831520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.831543][ T32] INFO: task kworker/0:31:3206 blocked for more than 451 seconds. [ 1324.831570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.831840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.831979][ T32] task:kworker/0:31 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.832032][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.832076][ T32] Call trace: [ 1324.832165][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.870889][ T32] r10:829188dc r9:df985d84 r8:00000002 r7:60000113 r6:df985d8c r5:83236c00 [ 1324.870999][ T32] r4:83236c00 [ 1324.871027][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.871117][ T32] r5:83236c00 r4:829188d8 [ 1324.871154][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.871235][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.871361][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df985e08 [ 1324.871409][ T32] r4:00000000 [ 1324.871451][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.871557][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.871642][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.871724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857719c0 [ 1324.871795][ T32] r4:00000000 [ 1324.871870][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.871966][ T32] r9:83018005 r8:83236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f147000 [ 1324.872010][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.872107][ T32] r5:00001000 r4:eca55000 [ 1324.872151][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.872281][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.873105][ T32] r5:8473e38c r4:8473e000 [ 1324.873160][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.873244][ T32] r7:dddced80 r6:83018000 r5:8473e38c r4:84913b00 [ 1324.873295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.873359][ T32] r10:61c88647 r9:83236c00 r8:84913b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.873433][ T32] r4:84913b00 [ 1324.873491][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.873599][ T32] r10:00000000 r9:84913b00 r8:8027f5e8 r7:dfbc9e60 r6:84913a80 r5:83236c00 [ 1324.873665][ T32] r4:00000001 [ 1324.873715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.873811][ T32] Exception stack(0xdf985fb0 to 0xdf985ff8) [ 1324.873879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.873937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.874043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.874114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.874159][ T32] r4:846a7080 [ 1324.874967][ T32] INFO: task kworker/0:31:3206 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.875049][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.875190][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.875280][ T32] Call trace: [ 1324.875461][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.875556][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.875601][ T32] r4:00000000 [ 1324.875646][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.875716][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.875774][ T32] 1d20: c6be0000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.875937][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.875992][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.876041][ T32] r5:80000013 r4:80239bb0 [ 1324.876084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.876174][ T32] r4:82ac11e4 [ 1324.876211][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.876294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.876337][ T32] r4:e05e1dc0 [ 1324.876383][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.876463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.876509][ T32] r4:00000000 [ 1324.876546][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.876682][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.876729][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.876814][ T32] r5:00001000 r4:e01f9000 [ 1324.876857][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.876938][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.877021][ T32] r5:84b52f8c r4:84b52c00 [ 1324.877059][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.877156][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.877204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.877293][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.877336][ T32] r4:846ded00 [ 1324.877380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.877466][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.877514][ T32] r4:00000001 [ 1324.877552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.877624][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.877703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.877786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.877843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.877899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.877946][ T32] r4:84a7ddc0 [ 1324.878016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.878068][ T32] INFO: task kworker/0:32:3208 blocked for more than 451 seconds. [ 1324.878139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.878193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.878321][ T32] task:kworker/0:32 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.878422][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.878522][ T32] Call trace: [ 1324.878588][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.878742][ T32] r10:829188dc r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:83252400 [ 1324.878810][ T32] r4:83252400 [ 1324.878872][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.878970][ T32] r5:83252400 r4:829188d8 [ 1324.879043][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.879134][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.879253][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1324.879304][ T32] r4:00000000 [ 1324.879341][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.879433][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.879505][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.879580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566e000 [ 1324.879705][ T32] r4:00000000 [ 1324.879752][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.879840][ T32] r9:83018005 r8:83252400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.879880][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.879972][ T32] r5:00001000 r4:ec517000 [ 1324.880015][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.880097][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.880216][ T32] r5:8473db8c r4:8473d800 [ 1324.880273][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.880365][ T32] r7:dddced80 r6:83018000 r5:8473db8c r4:84913b80 [ 1324.880404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.880494][ T32] r10:61c88647 r9:83252400 r8:84913bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.880541][ T32] r4:84913b80 [ 1324.880593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.880680][ T32] r10:00000000 r9:84913b80 r8:8027f5e8 r7:df985e60 r6:84913c80 r5:83252400 [ 1324.880722][ T32] r4:00000001 [ 1324.880763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.880826][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1324.880880][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.880974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.881034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.881110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.881181][ T32] r4:846a7440 [ 1324.881676][ T32] INFO: task kworker/0:32:3208 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.881744][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.881923][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.882182][ T32] Call trace: [ 1324.905365][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.905500][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.905555][ T32] r4:00000000 [ 1324.905594][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.905681][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.905746][ T32] 1d20: c700f000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.905804][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.905860][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.905909][ T32] r5:80000013 r4:80239bb0 [ 1324.905952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.906049][ T32] r4:82ac11e4 [ 1324.906101][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.906183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.906231][ T32] r4:e05e1dc0 [ 1324.906268][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.906352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.906402][ T32] r4:00000000 [ 1324.906438][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.906532][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.906572][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.906676][ T32] r5:00001000 r4:e01f9000 [ 1324.906729][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.906804][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.906886][ T32] r5:84b52f8c r4:84b52c00 [ 1324.906925][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.907011][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.907109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.907225][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.907274][ T32] r4:846ded00 [ 1324.907337][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.907425][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.907475][ T32] r4:00000001 [ 1324.907517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.907596][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.907655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.907715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.907813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.907903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.907955][ T32] r4:84a7ddc0 [ 1324.908001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.908062][ T32] INFO: task kworker/0:33:3210 blocked for more than 451 seconds. [ 1324.908131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.908184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.908223][ T32] task:kworker/0:33 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.908351][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.908444][ T32] Call trace: [ 1324.908536][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.908624][ T32] r10:829188dc r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:842c6000 [ 1324.908666][ T32] r4:842c6000 [ 1324.908779][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.908870][ T32] r5:842c6000 r4:829188d8 [ 1324.908914][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.909014][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.909114][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1324.909163][ T32] r4:00000000 [ 1324.909202][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.909278][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.909347][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.909428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566eb00 [ 1324.909475][ T32] r4:00000000 [ 1324.909521][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.909610][ T32] r9:83018005 r8:842c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.909671][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.909754][ T32] r5:00001000 r4:eb79b000 [ 1324.909798][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.909871][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.910018][ T32] r5:8473c38c r4:8473c000 [ 1324.910065][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.910159][ T32] r7:dddced80 r6:83018000 r5:8473c38c r4:84913c00 [ 1324.910198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.910285][ T32] r10:61c88647 r9:842c6000 r8:84913c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.910338][ T32] r4:84913c00 [ 1324.910374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.910460][ T32] r10:00000000 r9:84913c00 r8:8027f5e8 r7:df985e60 r6:84913d80 r5:842c6000 [ 1324.910528][ T32] r4:00000001 [ 1324.910573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.910635][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1324.910717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.910803][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.910864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.910936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.910985][ T32] r4:846a7080 [ 1324.911766][ T32] INFO: task kworker/0:33:3210 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.912029][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.932897][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.933037][ T32] Call trace: [ 1324.933103][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.933176][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.933258][ T32] r4:00000000 [ 1324.933309][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.933363][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.933422][ T32] 1d20: c72ce000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.933471][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.933523][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.933568][ T32] r5:80000013 r4:80239bb0 [ 1324.933612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.933691][ T32] r4:82ac11e4 [ 1324.933733][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.933903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.933954][ T32] r4:e05e1dc0 [ 1324.934028][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.934117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.934168][ T32] r4:00000000 [ 1324.934206][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.934296][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.934357][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.934445][ T32] r5:00001000 r4:e01f9000 [ 1324.934500][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.934589][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.934694][ T32] r5:84b52f8c r4:84b52c00 [ 1324.934740][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.934836][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.934906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.934998][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.935044][ T32] r4:846ded00 [ 1324.935098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.935203][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.935256][ T32] r4:00000001 [ 1324.935295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.935367][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.935417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.935474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.935525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.935723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.935786][ T32] r4:84a7ddc0 [ 1324.935832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.936092][ T32] INFO: task kworker/0:34:3212 blocked for more than 451 seconds. [ 1324.936161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.936217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.936255][ T32] task:kworker/0:34 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.936348][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.936434][ T32] Call trace: [ 1324.936496][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.936580][ T32] r10:829188dc r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:842c0000 [ 1324.936628][ T32] r4:842c0000 [ 1324.936663][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.936741][ T32] r5:842c0000 r4:829188d8 [ 1324.936784][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.936865][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.936953][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 [ 1324.937001][ T32] r4:00000000 [ 1324.937037][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.937118][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.937190][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.937270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:875305c0 [ 1324.937320][ T32] r4:00000000 [ 1324.937359][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.937444][ T32] r9:83018005 r8:842c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f149000 [ 1324.937509][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.937590][ T32] r5:00001000 r4:ebab1000 [ 1324.937635][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.937720][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.937802][ T32] r5:85c3db8c r4:85c3d800 [ 1324.937853][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.938026][ T32] r7:dddced80 r6:83018000 r5:85c3db8c r4:84913d00 [ 1324.938080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.938180][ T32] r10:61c88647 r9:842c0000 r8:84913d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.938222][ T32] r4:84913d00 [ 1324.938264][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.938380][ T32] r10:00000000 r9:84913d00 r8:8027f5e8 r7:df985e60 r6:84913e80 r5:842c0000 [ 1324.938435][ T32] r4:00000001 [ 1324.938478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.938543][ T32] Exception stack(0xdfa21fb0 to 0xdfa21ff8) [ 1324.938619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.938683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.938736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.938861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.938957][ T32] r4:846a7440 [ 1324.939780][ T32] INFO: task kworker/0:34:3212 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.939853][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.940134][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.940247][ T32] Call trace: [ 1324.940338][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.940459][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.940512][ T32] r4:00000000 [ 1324.940550][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.940627][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.940684][ T32] 1d20: c72ce000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.940742][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.940816][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.940873][ T32] r5:80000013 r4:80239bb0 [ 1324.940909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.940989][ T32] r4:82ac11e4 [ 1324.941028][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.941141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.941202][ T32] r4:e05e1dc0 [ 1324.941270][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.941378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.941450][ T32] r4:00000000 [ 1324.941518][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.941611][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.941653][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.941734][ T32] r5:00001000 r4:e01f9000 [ 1324.941777][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.941855][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.941937][ T32] r5:84b52f8c r4:84b52c00 [ 1324.942080][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.972574][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.972666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.972983][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.973083][ T32] r4:846ded00 [ 1324.973151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.973278][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.973348][ T32] r4:00000001 [ 1324.973428][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.973520][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.973603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.973686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.973756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.973856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.973924][ T32] r4:84a7ddc0 [ 1324.974016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.974084][ T32] INFO: task kworker/0:35:3214 blocked for more than 451 seconds. [ 1324.974170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.974230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.974279][ T32] task:kworker/0:35 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.974405][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.974530][ T32] Call trace: [ 1324.974605][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.974733][ T32] r10:829188dc r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:842c3c00 [ 1324.974796][ T32] r4:842c3c00 [ 1324.974851][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.974933][ T32] r5:842c3c00 r4:829188d8 [ 1324.974973][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.975053][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.975171][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1324.975224][ T32] r4:00000000 [ 1324.975261][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1324.975335][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.975408][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.975489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87530c00 [ 1324.975537][ T32] r4:00000000 [ 1324.975574][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.975664][ T32] r9:83018005 r8:842c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f18b000 [ 1324.975708][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.975792][ T32] r5:00001000 r4:ec8e3000 [ 1324.975924][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.976004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.976093][ T32] r5:85c3d78c r4:85c3d400 [ 1324.976164][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.976252][ T32] r7:dddced80 r6:83018000 r5:85c3d78c r4:84913e00 [ 1324.976292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.976379][ T32] r10:61c88647 r9:842c3c00 r8:84913e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.976435][ T32] r4:84913e00 [ 1324.976481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.976569][ T32] r10:00000000 r9:84913e00 r8:8027f5e8 r7:dfa21e60 r6:84913f80 r5:842c3c00 [ 1324.976611][ T32] r4:00000001 [ 1324.976665][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.976732][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1324.976789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.976879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.976939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.976992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.977044][ T32] r4:846a7380 [ 1324.977893][ T32] INFO: task kworker/0:35:3214 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1324.977993][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.978119][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.978235][ T32] Call trace: [ 1324.978305][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1324.978391][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1324.978444][ T32] r4:00000000 [ 1324.978481][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.978557][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1324.978609][ T32] 1d20: c777b000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1324.978666][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1324.978715][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.978764][ T32] r5:80000013 r4:80239bb0 [ 1324.978800][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.978879][ T32] r4:82ac11e4 [ 1324.978923][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.979002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1324.979083][ T32] r4:e05e1dc0 [ 1324.979141][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.979220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1324.979263][ T32] r4:00000000 [ 1324.979302][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.979422][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.979497][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.979583][ T32] r5:00001000 r4:e01f9000 [ 1324.979632][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.979708][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.979806][ T32] r5:84b52f8c r4:84b52c00 [ 1324.979864][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.979954][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1324.979995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.980116][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.980177][ T32] r4:846ded00 [ 1324.980253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.980357][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1324.980408][ T32] r4:00000001 [ 1324.980444][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.980528][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1324.980585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.980639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.980695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.980752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.980796][ T32] r4:84a7ddc0 [ 1324.980838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.980898][ T32] INFO: task kworker/0:36:3216 blocked for more than 451 seconds. [ 1324.980955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.981005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.981046][ T32] task:kworker/0:36 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.981135][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.981249][ T32] Call trace: [ 1324.981334][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1324.981434][ T32] r10:829188dc r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:842c1800 [ 1324.981486][ T32] r4:842c1800 [ 1324.981525][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1324.981605][ T32] r5:842c1800 r4:829188d8 [ 1324.981660][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.981786][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.981877][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1324.981959][ T32] r4:00000000 [ 1324.982077][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.011122][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.011326][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.011422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87af1940 [ 1325.011473][ T32] r4:00000000 [ 1325.011528][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.011642][ T32] r9:83018005 r8:842c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [ 1325.011689][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.011788][ T32] r5:00001000 r4:ece7d000 [ 1325.011870][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.011954][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.012063][ T32] r5:8473f38c r4:8473f000 [ 1325.012112][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.019250][ T32] r7:dddced80 r6:83018000 r5:8473f38c r4:846b1000 [ 1325.019362][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.019482][ T32] r10:61c88647 r9:842c1800 r8:846b102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.019538][ T32] r4:846b1000 [ 1325.019582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.019716][ T32] r10:00000000 r9:846b1000 r8:8027f5e8 r7:dfa21e60 r6:846b1100 r5:842c1800 [ 1325.019770][ T32] r4:00000001 [ 1325.019808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.019888][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1325.019944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.020003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.020079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.020149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.020193][ T32] r4:846a7a80 [ 1325.020988][ T32] INFO: task kworker/0:36:3216 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.021062][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.021214][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.021347][ T32] Call trace: [ 1325.021418][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.021517][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.021563][ T32] r4:00000000 [ 1325.021617][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.021705][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.021772][ T32] 1d20: c7c05000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.021826][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.021882][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.021928][ T32] r5:80000013 r4:80239bb0 [ 1325.021993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.022095][ T32] r4:82ac11e4 [ 1325.022143][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.036334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.036413][ T32] r4:e05e1dc0 [ 1325.036462][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.036573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.036621][ T32] r4:00000000 [ 1325.036661][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.036750][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.036822][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.036940][ T32] r5:00001000 r4:e01f9000 [ 1325.036993][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.037068][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.037156][ T32] r5:84b52f8c r4:84b52c00 [ 1325.037201][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.037289][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.037329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.037419][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.037462][ T32] r4:846ded00 [ 1325.037530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.037646][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.037699][ T32] r4:00000001 [ 1325.037738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.037815][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.037874][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.037929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.038003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.038058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.038135][ T32] r4:84a7ddc0 [ 1325.038190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.038246][ T32] INFO: task kworker/0:37:3218 blocked for more than 451 seconds. [ 1325.038334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.038444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.038511][ T32] task:kworker/0:37 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.038629][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.038750][ T32] Call trace: [ 1325.038902][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.039008][ T32] r10:829188dc r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:842c0c00 [ 1325.039091][ T32] r4:842c0c00 [ 1325.039165][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.039252][ T32] r5:842c0c00 r4:829188d8 [ 1325.039291][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.039370][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.039456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1325.039532][ T32] r4:00000000 [ 1325.039630][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.039711][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.039796][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.039906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564a040 [ 1325.039959][ T32] r4:00000000 [ 1325.039999][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.040106][ T32] r9:83018005 r8:842c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [ 1325.040182][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.040280][ T32] r5:00001000 r4:ec8a5000 [ 1325.040328][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.040402][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.040488][ T32] r5:85c3e78c r4:85c3e400 [ 1325.040527][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.040613][ T32] r7:dddced80 r6:83018000 r5:85c3e78c r4:846b1200 [ 1325.040662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.040747][ T32] r10:61c88647 r9:842c0c00 r8:846b122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.040818][ T32] r4:846b1200 [ 1325.040867][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.040949][ T32] r10:00000000 r9:846b1200 r8:8027f5e8 r7:dfa39e60 r6:846b1080 r5:842c0c00 [ 1325.040997][ T32] r4:00000001 [ 1325.041060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.041160][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1325.041219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.041275][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.041348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.041426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.041509][ T32] r4:846a79c0 [ 1325.053375][ T32] INFO: task kworker/0:37:3218 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.053507][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.053691][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.053829][ T32] Call trace: [ 1325.053926][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.054057][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.054116][ T32] r4:00000000 [ 1325.054155][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.054236][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.054297][ T32] 1d20: c80df000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.054354][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.054409][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.054478][ T32] r5:80000013 r4:80239bb0 [ 1325.054530][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.054616][ T32] r4:82ac11e4 [ 1325.054663][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.054770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.054835][ T32] r4:e05e1dc0 [ 1325.054890][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.054977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.055028][ T32] r4:00000000 [ 1325.055074][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.055171][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.055230][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.055337][ T32] r5:00001000 r4:e01f9000 [ 1325.055381][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.055478][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.055562][ T32] r5:84b52f8c r4:84b52c00 [ 1325.055610][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.055697][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.055774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.055882][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.055937][ T32] r4:846ded00 [ 1325.056008][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.056108][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.056157][ T32] r4:00000001 [ 1325.056196][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.056267][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.056324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.056402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.056469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.056524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.056574][ T32] r4:84a7ddc0 [ 1325.056618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.056754][ T32] INFO: task kworker/0:38:3220 blocked for more than 451 seconds. [ 1325.056858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.056964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.057025][ T32] task:kworker/0:38 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.057121][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.057275][ T32] Call trace: [ 1325.057370][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.057460][ T32] r10:829188dc r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:842c4800 [ 1325.057510][ T32] r4:842c4800 [ 1325.057548][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.057624][ T32] r5:842c4800 r4:829188d8 [ 1325.057671][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.057745][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.057864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1325.057919][ T32] r4:00000000 [ 1325.057958][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.058051][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.058153][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.058292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564afc0 [ 1325.058343][ T32] r4:00000000 [ 1325.058380][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.058468][ T32] r9:83018005 r8:842c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f211000 [ 1325.058513][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.058597][ T32] r5:00001000 r4:ed0f3000 [ 1325.058641][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.058713][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.058817][ T32] r5:85c3f78c r4:85c3f400 [ 1325.058878][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.058961][ T32] r7:dddced80 r6:83018000 r5:85c3f78c r4:846b1180 [ 1325.059005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.059098][ T32] r10:61c88647 r9:842c4800 r8:846b11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.059154][ T32] r4:846b1180 [ 1325.059197][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.059280][ T32] r10:00000000 r9:846b1180 r8:8027f5e8 r7:dfa39e60 r6:846b1300 r5:842c4800 [ 1325.059331][ T32] r4:00000001 [ 1325.059366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.059482][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1325.059541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.059595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.059652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.059728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.059777][ T32] r4:846a7a80 [ 1325.060487][ T32] INFO: task kworker/0:38:3220 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.060557][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.060714][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.060811][ T32] Call trace: [ 1325.060872][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.060963][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.061036][ T32] r4:00000000 [ 1325.061109][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.061189][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.061246][ T32] 1d20: c80df000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.061330][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.061388][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.061445][ T32] r5:80000013 r4:80239bb0 [ 1325.061484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.061565][ T32] r4:82ac11e4 [ 1325.061603][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.061703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.061799][ T32] r4:e05e1dc0 [ 1325.061882][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.061988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.062045][ T32] r4:00000000 [ 1325.062082][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.087979][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.088136][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.088267][ T32] r5:00001000 r4:e01f9000 [ 1325.088311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.088395][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.088503][ T32] r5:84b52f8c r4:84b52c00 [ 1325.088564][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.088678][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.088724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.088861][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.088914][ T32] r4:846ded00 [ 1325.088974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.089101][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.089150][ T32] r4:00000001 [ 1325.089197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.089289][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.089351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.089408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.089466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.089542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.089591][ T32] r4:84a7ddc0 [ 1325.089638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.089695][ T32] INFO: task kworker/0:39:3222 blocked for more than 451 seconds. [ 1325.089773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.089834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.089886][ T32] task:kworker/0:39 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.090018][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.090171][ T32] Call trace: [ 1325.090281][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.090379][ T32] r10:829188dc r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:83812400 [ 1325.090428][ T32] r4:83812400 [ 1325.090463][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.090543][ T32] r5:83812400 r4:829188d8 [ 1325.090605][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.090684][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.090805][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1325.090860][ T32] r4:00000000 [ 1325.090920][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.090995][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.091075][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.091176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f2280 [ 1325.091220][ T32] r4:00000000 [ 1325.091298][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.091385][ T32] r9:83018005 r8:83812400 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [ 1325.091432][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.091509][ T32] r5:00001000 r4:eb5fb000 [ 1325.091553][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.091626][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.091703][ T32] r5:8473eb8c r4:8473e800 [ 1325.091746][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.091840][ T32] r7:dddced80 r6:83018000 r5:8473eb8c r4:846b1280 [ 1325.091896][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.091989][ T32] r10:61c88647 r9:83812400 r8:846b12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.092084][ T32] r4:846b1280 [ 1325.092222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.102833][ T32] r10:00000000 r9:846b1280 r8:8027f5e8 r7:dfa39e60 r6:846b1400 r5:83812400 [ 1325.102911][ T32] r4:00000001 [ 1325.102993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.103111][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1325.103175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.103257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.103326][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.103386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.103456][ T32] r4:846a7dc0 [ 1325.104275][ T32] INFO: task kworker/0:39:3222 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.104341][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.104600][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.104701][ T32] Call trace: [ 1325.104816][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.104940][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.105012][ T32] r4:00000000 [ 1325.105059][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.105139][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.105191][ T32] 1d20: c865c000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.105250][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.105300][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.105353][ T32] r5:80000013 r4:80239bb0 [ 1325.105435][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.105519][ T32] r4:82ac11e4 [ 1325.105567][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.105736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.105794][ T32] r4:e05e1dc0 [ 1325.105860][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.105995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.106045][ T32] r4:00000000 [ 1325.106109][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.106198][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.106243][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.106351][ T32] r5:00001000 r4:e01f9000 [ 1325.106399][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.106475][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.106603][ T32] r5:84b52f8c r4:84b52c00 [ 1325.106673][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.106770][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.106822][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.106925][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.106972][ T32] r4:846ded00 [ 1325.107016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.107131][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.107185][ T32] r4:00000001 [ 1325.107224][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.107319][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.107377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.107441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.107497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.107549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.107596][ T32] r4:84a7ddc0 [ 1325.107635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.107767][ T32] INFO: task kworker/0:40:3224 blocked for more than 451 seconds. [ 1325.107834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.107890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.107927][ T32] task:kworker/0:40 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.108026][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.108126][ T32] Call trace: [ 1325.108274][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.108417][ T32] r10:829188dc r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:83810000 [ 1325.108476][ T32] r4:83810000 [ 1325.108515][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.108611][ T32] r5:83810000 r4:829188d8 [ 1325.108668][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.108741][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.108827][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1325.108885][ T32] r4:00000000 [ 1325.108929][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.109004][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.109076][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.109183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579b840 [ 1325.109230][ T32] r4:00000000 [ 1325.109288][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.109398][ T32] r9:83018005 r8:83810000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1325.109444][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.109601][ T32] r5:00001000 r4:ed2cf000 [ 1325.109640][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.109721][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.109802][ T32] r5:8588278c r4:85882400 [ 1325.109846][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.109933][ T32] r7:dddced80 r6:83018000 r5:8588278c r4:846b1380 [ 1325.110019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.110166][ T32] r10:61c88647 r9:83810000 r8:846b13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.110218][ T32] r4:846b1380 [ 1325.110276][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.110390][ T32] r10:00000000 r9:846b1380 r8:8027f5e8 r7:dfa6de60 r6:846b1500 r5:83810000 [ 1325.110440][ T32] r4:00000001 [ 1325.110511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.110609][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1325.110677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.110733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.110799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.110861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.110910][ T32] r4:846a7e80 [ 1325.111427][ T32] INFO: task kworker/0:40:3224 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.111498][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.111614][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.111729][ T32] Call trace: [ 1325.111824][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.111925][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.112048][ T32] r4:00000000 [ 1325.112106][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.142738][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.142847][ T32] 1d20: c8cf9000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.142913][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.143002][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.143065][ T32] r5:80000013 r4:80239bb0 [ 1325.143182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.143298][ T32] r4:82ac11e4 [ 1325.143346][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.143427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.143474][ T32] r4:e05e1dc0 [ 1325.143523][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.143608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.143655][ T32] r4:00000000 [ 1325.143720][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.143861][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.143927][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.144017][ T32] r5:00001000 r4:e01f9000 [ 1325.144055][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.144164][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.144264][ T32] r5:84b52f8c r4:84b52c00 [ 1325.144310][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.144399][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.144475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.144568][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.144613][ T32] r4:846ded00 [ 1325.144664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.144748][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.144809][ T32] r4:00000001 [ 1325.144865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.144937][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.145014][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.145072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.145181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.145245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.145289][ T32] r4:84a7ddc0 [ 1325.145338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.145392][ T32] INFO: task kworker/0:41:3226 blocked for more than 451 seconds. [ 1325.145464][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.145508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.145556][ T32] task:kworker/0:41 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.145663][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.145783][ T32] Call trace: [ 1325.145921][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.146033][ T32] r10:829188dc r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:83a13c00 [ 1325.146078][ T32] r4:83a13c00 [ 1325.146134][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.146210][ T32] r5:83a13c00 r4:829188d8 [ 1325.146255][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.146350][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.146442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1325.146484][ T32] r4:00000000 [ 1325.146571][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.146650][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.146721][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.146794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1c23c0 [ 1325.146858][ T32] r4:00000000 [ 1325.146914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.147000][ T32] r9:83018005 r8:83a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f373000 [ 1325.147048][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.147133][ T32] r5:00001000 r4:ed573000 [ 1325.147170][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.147248][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.147327][ T32] r5:87ee038c r4:87ee0000 [ 1325.147366][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.147453][ T32] r7:dddced80 r6:83018000 r5:87ee038c r4:846b1480 [ 1325.147490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.147579][ T32] r10:61c88647 r9:83a13c00 r8:846b14ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.147627][ T32] r4:846b1480 [ 1325.147665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.147777][ T32] r10:00000000 r9:846b1480 r8:8027f5e8 r7:dfa6de60 r6:846b1600 r5:83a13c00 [ 1325.147829][ T32] r4:00000001 [ 1325.147866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.147938][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1325.148013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.148072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.148156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.148219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.148271][ T32] r4:846a7c40 [ 1325.149091][ T32] INFO: task kworker/0:41:3226 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.149174][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.149289][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.149379][ T32] Call trace: [ 1325.149479][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.149596][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.149650][ T32] r4:00000000 [ 1325.149716][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.149796][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.149851][ T32] 1d20: c8cf9000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.149959][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.150090][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.150154][ T32] r5:80000013 r4:80239bb0 [ 1325.150193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.150298][ T32] r4:82ac11e4 [ 1325.150383][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.150471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.150515][ T32] r4:e05e1dc0 [ 1325.150603][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.150716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.150797][ T32] r4:00000000 [ 1325.150845][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.150933][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.150982][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.151060][ T32] r5:00001000 r4:e01f9000 [ 1325.151111][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.151189][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.151268][ T32] r5:84b52f8c r4:84b52c00 [ 1325.151312][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.151402][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.151453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.151546][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.151600][ T32] r4:846ded00 [ 1325.151653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.151750][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.151877][ T32] r4:00000001 [ 1325.151950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.152027][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.152095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.152164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.181473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.181570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.181625][ T32] r4:84a7ddc0 [ 1325.181669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.181758][ T32] INFO: task kworker/0:42:3229 blocked for more than 451 seconds. [ 1325.181858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.181919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.181964][ T32] task:kworker/0:42 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.182196][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.182742][ T32] Call trace: [ 1325.182807][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.182910][ T32] r10:829188dc r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:83a12400 [ 1325.182987][ T32] r4:83a12400 [ 1325.183058][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.183148][ T32] r5:83a12400 r4:829188d8 [ 1325.183287][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.183370][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.183459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.183518][ T32] r4:00000000 [ 1325.183553][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.183654][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.183736][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.183819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0040 [ 1325.183888][ T32] r4:00000000 [ 1325.183962][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.184056][ T32] r9:83018005 r8:83a12400 r7:00000000 r6:83018000 r5:00001000 r4:7f323000 [ 1325.184110][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.184261][ T32] r5:00001000 r4:ed5a1000 [ 1325.184318][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.184391][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.184497][ T32] r5:8473fb8c r4:8473f800 [ 1325.184556][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.184650][ T32] r7:dddced80 r6:83018000 r5:8473fb8c r4:846b1580 [ 1325.184690][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.184783][ T32] r10:61c88647 r9:83a12400 r8:846b15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.184856][ T32] r4:846b1580 [ 1325.184910][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.184995][ T32] r10:00000000 r9:846b1580 r8:8027f5e8 r7:dfbcde60 r6:846b1680 r5:83a12400 [ 1325.185043][ T32] r4:00000001 [ 1325.185103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.185180][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.185240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.185302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.185359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.185414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.185460][ T32] r4:846be080 [ 1325.186309][ T32] INFO: task kworker/0:42:3229 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.186405][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.186674][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.186764][ T32] Call trace: [ 1325.186860][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.186957][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.187029][ T32] r4:00000000 [ 1325.187097][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.187206][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.187291][ T32] 1d20: c91a5000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.187379][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.187448][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.187519][ T32] r5:80000013 r4:80239bb0 [ 1325.187567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.187645][ T32] r4:82ac11e4 [ 1325.187684][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.187795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.187862][ T32] r4:e05e1dc0 [ 1325.187921][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.188038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.188099][ T32] r4:00000000 [ 1325.188140][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.188255][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.188313][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.188404][ T32] r5:00001000 r4:e01f9000 [ 1325.188448][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.188575][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.188712][ T32] r5:84b52f8c r4:84b52c00 [ 1325.188761][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.188858][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.188921][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.189021][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.189071][ T32] r4:846ded00 [ 1325.189129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.189220][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.189312][ T32] r4:00000001 [ 1325.189371][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.189448][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.189506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.189579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.189642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.189725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.189776][ T32] r4:84a7ddc0 [ 1325.189818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.190006][ T32] INFO: task kworker/0:43:3231 blocked for more than 451 seconds. [ 1325.190091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.190161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.190232][ T32] task:kworker/0:43 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.190337][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.190426][ T32] Call trace: [ 1325.190491][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.190586][ T32] r10:829188dc r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:83a16000 [ 1325.190645][ T32] r4:83a16000 [ 1325.190693][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.190771][ T32] r5:83a16000 r4:829188d8 [ 1325.190816][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.190917][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.191004][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1325.191063][ T32] r4:00000000 [ 1325.191131][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.191205][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.191282][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.191367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b19c0 [ 1325.191413][ T32] r4:00000000 [ 1325.191458][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.191545][ T32] r9:83018005 r8:83a16000 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [ 1325.191612][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.191723][ T32] r5:00001000 r4:ed5a9000 [ 1325.191767][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.191849][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.191932][ T32] r5:8874ef8c r4:8874ec00 [ 1325.191971][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.192061][ T32] r7:dddced80 r6:83018000 r5:8874ef8c r4:846b1700 [ 1325.192244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.214387][ T32] r10:61c88647 r9:83a16000 r8:846b172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.214482][ T32] r4:846b1700 [ 1325.214526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.214653][ T32] r10:00000000 r9:846b1700 r8:8027f5e8 r7:dfbcde60 r6:846b1800 r5:83a16000 [ 1325.214710][ T32] r4:00000001 [ 1325.214751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.214862][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1325.214931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.214987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.215043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.215106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.215190][ T32] r4:846be1c0 [ 1325.216056][ T32] INFO: task kworker/0:43:3231 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.216140][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.216303][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.216402][ T32] Call trace: [ 1325.216472][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.216570][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.216617][ T32] r4:00000000 [ 1325.216660][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.216735][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.216797][ T32] 1d20: c93eb000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.216860][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.216934][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.216998][ T32] r5:80000013 r4:80239bb0 [ 1325.217040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.217136][ T32] r4:82ac11e4 [ 1325.217218][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.217306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.217356][ T32] r4:e05e1dc0 [ 1325.217401][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.217482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.217528][ T32] r4:00000000 [ 1325.217566][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.217656][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.217735][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.217821][ T32] r5:00001000 r4:e01f9000 [ 1325.217865][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.217944][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.218055][ T32] r5:84b52f8c r4:84b52c00 [ 1325.218109][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.218195][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.218251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.218361][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.218414][ T32] r4:846ded00 [ 1325.218484][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.218577][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.218627][ T32] r4:00000001 [ 1325.218690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.218765][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.218822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.218908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.219002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.219072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.219144][ T32] r4:84a7ddc0 [ 1325.219211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.219266][ T32] INFO: task kworker/0:44:3233 blocked for more than 451 seconds. [ 1325.219333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.219381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.219428][ T32] task:kworker/0:44 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.219513][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.219679][ T32] Call trace: [ 1325.219748][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.219855][ T32] r10:829188dc r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:83a16c00 [ 1325.219908][ T32] r4:83a16c00 [ 1325.219962][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.220046][ T32] r5:83a16c00 r4:829188d8 [ 1325.220092][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.220198][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.220320][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 [ 1325.220392][ T32] r4:00000000 [ 1325.220527][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.220602][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.220699][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.220791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c0fd840 [ 1325.220854][ T32] r4:00000000 [ 1325.220916][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.221034][ T32] r9:83018005 r8:83a16c00 r7:00000000 r6:83018000 r5:00001000 r4:7f395000 [ 1325.221166][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.221250][ T32] r5:00001000 r4:ed2fd000 [ 1325.221295][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.221367][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.221447][ T32] r5:8ace278c r4:8ace2400 [ 1325.221534][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.221625][ T32] r7:dddced80 r6:83018000 r5:8ace278c r4:846b1780 [ 1325.221667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.221758][ T32] r10:61c88647 r9:83a16c00 r8:846b17ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.221812][ T32] r4:846b1780 [ 1325.221850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.221938][ T32] r10:00000000 r9:846b1780 r8:8027f5e8 r7:dfbcde60 r6:846b1900 r5:83a16c00 [ 1325.222012][ T32] r4:00000001 [ 1325.222050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.222128][ T32] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 1325.252584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.252706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.252779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.252852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.252930][ T32] r4:846be440 [ 1325.253764][ T32] INFO: task kworker/0:44:3233 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.253843][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.254000][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.254126][ T32] Call trace: [ 1325.254192][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.254293][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.254340][ T32] r4:00000000 [ 1325.254378][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.254456][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.254535][ T32] 1d20: c9a35000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.254615][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.254697][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.254753][ T32] r5:80000013 r4:80239bb0 [ 1325.254820][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.254914][ T32] r4:82ac11e4 [ 1325.254959][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.255068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.255121][ T32] r4:e05e1dc0 [ 1325.255167][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.255247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.255294][ T32] r4:00000000 [ 1325.255331][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.255422][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.255489][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.255575][ T32] r5:00001000 r4:e01f9000 [ 1325.255613][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.255714][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.255806][ T32] r5:84b52f8c r4:84b52c00 [ 1325.255857][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.255972][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.256020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.256164][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.256242][ T32] r4:846ded00 [ 1325.256288][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.256377][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.256428][ T32] r4:00000001 [ 1325.256465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.256585][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.256643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.256702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.256766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.256827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.256907][ T32] r4:84a7ddc0 [ 1325.256955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.257031][ T32] INFO: task kworker/0:45:3234 blocked for more than 451 seconds. [ 1325.257104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.257196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.257251][ T32] task:kworker/0:45 state:D stack:0 pid:3234 tgid:3234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.257373][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.257475][ T32] Call trace: [ 1325.257554][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.257639][ T32] r10:829188dc r9:dfbe5d84 r8:00000002 r7:60000113 r6:dfbe5d8c r5:83a13000 [ 1325.257687][ T32] r4:83a13000 [ 1325.257723][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.257802][ T32] r5:83a13000 r4:829188d8 [ 1325.257848][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.257925][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.258064][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1325.258127][ T32] r4:00000000 [ 1325.258165][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.258242][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.258323][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.258404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1c2c40 [ 1325.258451][ T32] r4:00000000 [ 1325.258489][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.258591][ T32] r9:83018005 r8:83a13000 r7:00000000 r6:83018000 r5:00001000 r4:7f381000 [ 1325.258653][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.258735][ T32] r5:00001000 r4:ed395000 [ 1325.258794][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.258878][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.258961][ T32] r5:87ee178c r4:87ee1400 [ 1325.259032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.259176][ T32] r7:dddced80 r6:83018000 r5:87ee178c r4:846b1880 [ 1325.259256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.259347][ T32] r10:61c88647 r9:83a13000 r8:846b18ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.259392][ T32] r4:846b1880 [ 1325.259455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.259545][ T32] r10:00000000 r9:846b1880 r8:8027f5e8 r7:dfbfde60 r6:846b1980 r5:83a13000 [ 1325.259591][ T32] r4:00000001 [ 1325.259651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.259748][ T32] Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) [ 1325.259816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.259881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.259938][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.259992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.260072][ T32] r4:846be440 [ 1325.260608][ T32] INFO: task kworker/0:45:3234 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.260740][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.260922][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.261018][ T32] Call trace: [ 1325.261083][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.261181][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.261264][ T32] r4:00000000 [ 1325.261316][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.261411][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.261472][ T32] 1d20: c9a35000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.261529][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.261585][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.261654][ T32] r5:80000013 r4:80239bb0 [ 1325.261700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.261779][ T32] r4:82ac11e4 [ 1325.261818][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.261903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.261948][ T32] r4:e05e1dc0 [ 1325.262044][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.262192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.290128][ T32] r4:00000000 [ 1325.290247][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.290389][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.290449][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.290541][ T32] r5:00001000 r4:e01f9000 [ 1325.290583][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.290661][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.290790][ T32] r5:84b52f8c r4:84b52c00 [ 1325.290854][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.290949][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.291026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.291124][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.291169][ T32] r4:846ded00 [ 1325.291214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.291302][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.291345][ T32] r4:00000001 [ 1325.291388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.291474][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.291540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.291593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.291669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.291734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.291790][ T32] r4:84a7ddc0 [ 1325.291846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.291921][ T32] INFO: task kworker/0:46:3237 blocked for more than 451 seconds. [ 1325.291987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.292063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.292159][ T32] task:kworker/0:46 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.292916][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.293020][ T32] Call trace: [ 1325.293109][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.293203][ T32] r10:829188dc r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:838f2400 [ 1325.293241][ T32] r4:838f2400 [ 1325.293287][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.293345][ T32] r5:838f2400 r4:829188d8 [ 1325.293389][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.293464][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.293574][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1325.293620][ T32] r4:00000000 [ 1325.293665][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.293734][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.293828][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.293921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1cfec0 [ 1325.293965][ T32] r4:00000000 [ 1325.294044][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.294140][ T32] r9:83018005 r8:838f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f3d3000 [ 1325.294188][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.294272][ T32] r5:00001000 r4:ed5eb000 [ 1325.294309][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.294412][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.294508][ T32] r5:87ee3b8c r4:87ee3800 [ 1325.294557][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.294655][ T32] r7:dddced80 r6:83018000 r5:87ee3b8c r4:846b1a00 [ 1325.294708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.294810][ T32] r10:61c88647 r9:838f2400 r8:846b1a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.294871][ T32] r4:846b1a00 [ 1325.294909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.294999][ T32] r10:00000000 r9:846b1a00 r8:8027f5e8 r7:dfbfde60 r6:846b1a80 r5:838f2400 [ 1325.295049][ T32] r4:00000001 [ 1325.295107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.295231][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.295289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.295347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.295416][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.295489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.295555][ T32] r4:846be940 [ 1325.296372][ T32] INFO: task kworker/0:46:3237 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.296516][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.296695][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.296787][ T32] Call trace: [ 1325.296858][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.297018][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.297075][ T32] r4:00000000 [ 1325.297121][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.297198][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.297268][ T32] 1d20: c9c83000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.297326][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.297384][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.297429][ T32] r5:80000013 r4:80239bb0 [ 1325.297473][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.297546][ T32] r4:82ac11e4 [ 1325.297591][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.297775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.297852][ T32] r4:e05e1dc0 [ 1325.297901][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.298003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.298056][ T32] r4:00000000 [ 1325.298108][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.298192][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.298248][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.298326][ T32] r5:00001000 r4:e01f9000 [ 1325.298383][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.298473][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.298557][ T32] r5:84b52f8c r4:84b52c00 [ 1325.298595][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.298702][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.298759][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.298853][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.298897][ T32] r4:846ded00 [ 1325.298940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.299050][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.299106][ T32] r4:00000001 [ 1325.299166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.299253][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.299309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.299365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.299417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.299476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.299566][ T32] r4:84a7ddc0 [ 1325.299638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.299786][ T32] INFO: task kworker/0:47:3238 blocked for more than 451 seconds. [ 1325.299854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.299925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.299967][ T32] task:kworker/0:47 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.300056][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.300261][ T32] Call trace: [ 1325.300331][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.300557][ T32] r10:829188dc r9:dfc21d84 r8:00000002 r7:60000113 r6:dfc21d8c r5:838f0000 [ 1325.300632][ T32] r4:838f0000 [ 1325.300688][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.300776][ T32] r5:838f0000 r4:829188d8 [ 1325.300827][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.300933][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.301046][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 1325.301100][ T32] r4:00000000 [ 1325.301159][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.301235][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.301332][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.301416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846cbfc0 [ 1325.301463][ T32] r4:00000000 [ 1325.301502][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.301589][ T32] r9:83018005 r8:838f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f435000 [ 1325.301627][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.301754][ T32] r5:00001000 r4:ed46d000 [ 1325.301800][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.301884][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.301991][ T32] r5:87eec38c r4:87eec000 [ 1325.302068][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.332628][ T32] r7:dddced80 r6:83018000 r5:87eec38c r4:846b1b00 [ 1325.332736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.332874][ T32] r10:61c88647 r9:838f0000 r8:846b1b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.332934][ T32] r4:846b1b00 [ 1325.333029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.333141][ T32] r10:00000000 r9:846b1b00 r8:8027f5e8 r7:dfc09e60 r6:846b1c00 r5:838f0000 [ 1325.333193][ T32] r4:00000001 [ 1325.333231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.333308][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1325.333384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.333446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.333500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.333560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.333606][ T32] r4:846be440 [ 1325.334446][ T32] INFO: task kworker/0:47:3238 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.334517][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.334703][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.334812][ T32] Call trace: [ 1325.334901][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.334998][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.335072][ T32] r4:00000000 [ 1325.335131][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.335200][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.335259][ T32] 1d20: ca3c0000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.335319][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.335384][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.335471][ T32] r5:80000013 r4:80239bb0 [ 1325.335515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.335707][ T32] r4:82ac11e4 [ 1325.335758][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.335848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.335900][ T32] r4:e05e1dc0 [ 1325.335934][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.336044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.336103][ T32] r4:00000000 [ 1325.336142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.336232][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.336277][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.336357][ T32] r5:00001000 r4:e01f9000 [ 1325.336431][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.336512][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.336595][ T32] r5:84b52f8c r4:84b52c00 [ 1325.336646][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.336733][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.336775][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.336871][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.336937][ T32] r4:846ded00 [ 1325.336991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.337078][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.337127][ T32] r4:00000001 [ 1325.337189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.337306][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.337365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.337429][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.337481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.337539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.337606][ T32] r4:84a7ddc0 [ 1325.337663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.337716][ T32] INFO: task kworker/0:48:3240 blocked for more than 451 seconds. [ 1325.337829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.337895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.337960][ T32] task:kworker/0:48 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.338115][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.338224][ T32] Call trace: [ 1325.338315][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.338450][ T32] r10:829188dc r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:838f0c00 [ 1325.338511][ T32] r4:838f0c00 [ 1325.338561][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.338638][ T32] r5:838f0c00 r4:829188d8 [ 1325.338685][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.338760][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.338865][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1325.338916][ T32] r4:00000000 [ 1325.338962][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.339073][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.339152][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.339235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ad80 [ 1325.339276][ T32] r4:00000000 [ 1325.339321][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.339449][ T32] r9:83018005 r8:838f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f431000 [ 1325.339499][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.339576][ T32] r5:00001000 r4:ed8dd000 [ 1325.339623][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.339698][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.339776][ T32] r5:8581b78c r4:8581b400 [ 1325.339820][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.339908][ T32] r7:dddced80 r6:83018000 r5:8581b78c r4:846b1b80 [ 1325.339950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.340079][ T32] r10:61c88647 r9:838f0c00 r8:846b1bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.340164][ T32] r4:846b1b80 [ 1325.340203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.340289][ T32] r10:00000000 r9:846b1b80 r8:8027f5e8 r7:dfc21e60 r6:846b1c80 r5:838f0c00 [ 1325.340340][ T32] r4:00000001 [ 1325.340377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.340468][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1325.340542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.340597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.340654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.340707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.340799][ T32] r4:846be940 [ 1325.341348][ T32] INFO: task kworker/0:48:3240 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.341422][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.341565][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.341662][ T32] Call trace: [ 1325.341734][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.341837][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.341904][ T32] r4:00000000 [ 1325.341958][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.342116][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.342181][ T32] 1d20: ca3c0000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.365812][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.365956][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.366058][ T32] r5:80000013 r4:80239bb0 [ 1325.366117][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.366255][ T32] r4:82ac11e4 [ 1325.366329][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.366418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.366488][ T32] r4:e05e1dc0 [ 1325.366585][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.366674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.366733][ T32] r4:00000000 [ 1325.366797][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.366896][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.366941][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.367027][ T32] r5:00001000 r4:e01f9000 [ 1325.367092][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.367173][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.367271][ T32] r5:84b52f8c r4:84b52c00 [ 1325.367314][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.367406][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.367453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.367575][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.367636][ T32] r4:846ded00 [ 1325.367681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.367802][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.367871][ T32] r4:00000001 [ 1325.367926][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.367996][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.368054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.368117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.368192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.368303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.368363][ T32] r4:84a7ddc0 [ 1325.368414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.368485][ T32] INFO: task kworker/0:49:3243 blocked for more than 451 seconds. [ 1325.368555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.368634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.368685][ T32] task:kworker/0:49 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.368826][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.368965][ T32] Call trace: [ 1325.369059][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.369168][ T32] r10:829188dc r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:838f3c00 [ 1325.369227][ T32] r4:838f3c00 [ 1325.369277][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.369351][ T32] r5:838f3c00 r4:829188d8 [ 1325.369395][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.369474][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.369559][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1325.369606][ T32] r4:00000000 [ 1325.369641][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.369739][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.369814][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.369893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846cb700 [ 1325.370019][ T32] r4:00000000 [ 1325.370093][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.370181][ T32] r9:83018005 r8:838f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f44b000 [ 1325.370228][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.370310][ T32] r5:00001000 r4:ed683000 [ 1325.370354][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.370430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.370506][ T32] r5:849bdb8c r4:849bd800 [ 1325.370574][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.370664][ T32] r7:dddced80 r6:83018000 r5:849bdb8c r4:846b1d00 [ 1325.370707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.370792][ T32] r10:61c88647 r9:838f3c00 r8:846b1d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.370845][ T32] r4:846b1d00 [ 1325.370881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.370966][ T32] r10:00000000 r9:846b1d00 r8:8027f5e8 r7:dfc21e60 r6:846b1d80 r5:838f3c00 [ 1325.371070][ T32] r4:00000001 [ 1325.371124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.371189][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1325.371244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.371309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.371363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.371421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.371463][ T32] r4:846bedc0 [ 1325.392769][ T32] INFO: task kworker/0:49:3243 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.392925][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.393102][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.393255][ T32] Call trace: [ 1325.393327][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.393436][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.393480][ T32] r4:00000000 [ 1325.393527][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.393601][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.393661][ T32] 1d20: cac46000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.393764][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.393825][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.393876][ T32] r5:80000013 r4:80239bb0 [ 1325.393922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.394040][ T32] r4:82ac11e4 [ 1325.394080][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.394170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.394230][ T32] r4:e05e1dc0 [ 1325.394285][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.394371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.394457][ T32] r4:00000000 [ 1325.394546][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.394645][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.394709][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.394834][ T32] r5:00001000 r4:e01f9000 [ 1325.394906][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.394997][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.395095][ T32] r5:84b52f8c r4:84b52c00 [ 1325.395137][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.395225][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.395272][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.395383][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.395432][ T32] r4:846ded00 [ 1325.395475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.395573][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.395626][ T32] r4:00000001 [ 1325.395671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.395735][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.395804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.395863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.395916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.395973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.396040][ T32] r4:84a7ddc0 [ 1325.396101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.396176][ T32] INFO: task kworker/0:50:3245 blocked for more than 451 seconds. [ 1325.396243][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.396312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.396382][ T32] task:kworker/0:50 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.396505][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.396609][ T32] Call trace: [ 1325.396687][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.396771][ T32] r10:829188dc r9:dfc45d84 r8:00000002 r7:60000113 r6:dfc45d8c r5:838f6000 [ 1325.396848][ T32] r4:838f6000 [ 1325.396893][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.396982][ T32] r5:838f6000 r4:829188d8 [ 1325.397038][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.397120][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.397206][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc45e08 [ 1325.397278][ T32] r4:00000000 [ 1325.397337][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.397409][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.397514][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.397604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8c00 [ 1325.397653][ T32] r4:00000000 [ 1325.397698][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.397838][ T32] r9:83018005 r8:838f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f51f000 [ 1325.397898][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.398031][ T32] r5:00001000 r4:edc51000 [ 1325.398074][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.398157][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.398245][ T32] r5:8d55bb8c r4:8d55b800 [ 1325.398319][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.398408][ T32] r7:dddced80 r6:83018000 r5:8d55bb8c r4:846b1e00 [ 1325.398454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.398561][ T32] r10:61c88647 r9:838f6000 r8:846b1e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.398637][ T32] r4:846b1e00 [ 1325.398681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.398763][ T32] r10:00000000 r9:846b1e00 r8:8027f5e8 r7:dfc21e60 r6:846b1f00 r5:838f6000 [ 1325.398810][ T32] r4:00000001 [ 1325.398846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.398917][ T32] Exception stack(0xdfc45fb0 to 0xdfc45ff8) [ 1325.398980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.399040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.399096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.399153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.399197][ T32] r4:846bef80 [ 1325.399943][ T32] INFO: task kworker/0:50:3245 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.400034][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.400172][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.400317][ T32] Call trace: [ 1325.400417][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.400505][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.400565][ T32] r4:00000000 [ 1325.400620][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.400702][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.400760][ T32] 1d20: cac46000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.400812][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.400869][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.400915][ T32] r5:80000013 r4:80239bb0 [ 1325.400959][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.401056][ T32] r4:82ac11e4 [ 1325.401104][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.401213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.401269][ T32] r4:e05e1dc0 [ 1325.401305][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.401387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.401438][ T32] r4:00000000 [ 1325.401481][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.401562][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.401607][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.401693][ T32] r5:00001000 r4:e01f9000 [ 1325.401729][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.401831][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.401919][ T32] r5:84b52f8c r4:84b52c00 [ 1325.402002][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.402098][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.402198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.429566][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.429647][ T32] r4:846ded00 [ 1325.429696][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.429820][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.429892][ T32] r4:00000001 [ 1325.429997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.430095][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.430168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.430228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.430311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.430373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.430419][ T32] r4:84a7ddc0 [ 1325.430489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.430552][ T32] INFO: task kworker/0:51:3247 blocked for more than 451 seconds. [ 1325.430647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.430699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.430758][ T32] task:kworker/0:51 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.430878][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.430972][ T32] Call trace: [ 1325.431043][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.431142][ T32] r10:829188dc r9:dfc51d84 r8:00000002 r7:60000113 r6:dfc51d8c r5:838f5400 [ 1325.431186][ T32] r4:838f5400 [ 1325.431230][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.431308][ T32] r5:838f5400 r4:829188d8 [ 1325.431399][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.431483][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.431572][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1325.431632][ T32] r4:00000000 [ 1325.431695][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.431789][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.431874][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.431983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e3b40 [ 1325.432046][ T32] r4:00000000 [ 1325.432084][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.442626][ T32] r9:83018005 r8:838f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f477000 [ 1325.442739][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.442865][ T32] r5:00001000 r4:ed60f000 [ 1325.442911][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.442993][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.443073][ T32] r5:87eecb8c r4:87eec800 [ 1325.443155][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.443249][ T32] r7:dddced80 r6:83018000 r5:87eecb8c r4:846b1e80 [ 1325.443302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.443416][ T32] r10:61c88647 r9:838f5400 r8:846b1eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.443487][ T32] r4:846b1e80 [ 1325.443539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.443637][ T32] r10:00000000 r9:846b1e80 r8:8027f5e8 r7:dfc45e60 r6:846b1f80 r5:838f5400 [ 1325.443716][ T32] r4:00000001 [ 1325.443761][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.443865][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1325.443949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.444021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.444095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.444153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.444202][ T32] r4:846a7f80 [ 1325.445002][ T32] INFO: task kworker/0:51:3247 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.445072][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.445203][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.445318][ T32] Call trace: [ 1325.445488][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.445583][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.445632][ T32] r4:00000000 [ 1325.445703][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.445805][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.445870][ T32] 1d20: cb1f9000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.445924][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.446043][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.446105][ T32] r5:80000013 r4:80239bb0 [ 1325.446148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.446229][ T32] r4:82ac11e4 [ 1325.446269][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.446351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.446392][ T32] r4:e05e1dc0 [ 1325.446436][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.446528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.446573][ T32] r4:00000000 [ 1325.446618][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.446715][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.446774][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.446853][ T32] r5:00001000 r4:e01f9000 [ 1325.446896][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.446972][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.447068][ T32] r5:84b52f8c r4:84b52c00 [ 1325.447119][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.447243][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.447294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.447406][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.447465][ T32] r4:846ded00 [ 1325.447534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.447638][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.447712][ T32] r4:00000001 [ 1325.447782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.447850][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.447910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.447963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.448018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.448071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.448123][ T32] r4:84a7ddc0 [ 1325.448165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.448244][ T32] INFO: task kworker/0:52:3249 blocked for more than 451 seconds. [ 1325.448312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.448359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.448450][ T32] task:kworker/0:52 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.448548][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.448659][ T32] Call trace: [ 1325.448730][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.448816][ T32] r10:829188dc r9:dfc5dd84 r8:00000002 r7:60000113 r6:dfc5dd8c r5:84a88000 [ 1325.448862][ T32] r4:84a88000 [ 1325.448906][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.449002][ T32] r5:84a88000 r4:829188d8 [ 1325.449048][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.449387][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.449580][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 [ 1325.449672][ T32] r4:00000000 [ 1325.449730][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.449823][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.449933][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.450069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8bc0 [ 1325.450169][ T32] r4:00000000 [ 1325.450251][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.450391][ T32] r9:83018005 r8:84a88000 r7:00000000 r6:83018000 r5:00001000 r4:7f547000 [ 1325.450466][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.450587][ T32] r5:00001000 r4:edcad000 [ 1325.450643][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.450751][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.450838][ T32] r5:87eecf8c r4:87eecc00 [ 1325.450900][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.451014][ T32] r7:dddced80 r6:83018000 r5:87eecf8c r4:846d3100 [ 1325.451069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.451163][ T32] r10:61c88647 r9:84a88000 r8:846d312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.451214][ T32] r4:846d3100 [ 1325.451251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.451337][ T32] r10:00000000 r9:846d3100 r8:8027f5e8 r7:dfc45e60 r6:846d3000 r5:84a88000 [ 1325.451379][ T32] r4:00000001 [ 1325.451422][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.451509][ T32] Exception stack(0xdfc5dfb0 to 0xdfc5dff8) [ 1325.451589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.451652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.451704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.451764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.451806][ T32] r4:846d5280 [ 1325.476295][ T32] INFO: task kworker/0:52:3249 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.476446][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.476585][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.476738][ T32] Call trace: [ 1325.476836][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.476949][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.476999][ T32] r4:00000000 [ 1325.477041][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.477130][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.477187][ T32] 1d20: cb52c000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.477260][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.477327][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.477377][ T32] r5:80000013 r4:80239bb0 [ 1325.477422][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.477504][ T32] r4:82ac11e4 [ 1325.477544][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.477638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.477689][ T32] r4:e05e1dc0 [ 1325.477730][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.477838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.477898][ T32] r4:00000000 [ 1325.477953][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.478097][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.478158][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.478263][ T32] r5:00001000 r4:e01f9000 [ 1325.478307][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.478402][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.478488][ T32] r5:84b52f8c r4:84b52c00 [ 1325.478582][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.478686][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.478747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.478846][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.478916][ T32] r4:846ded00 [ 1325.478965][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.479052][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.479095][ T32] r4:00000001 [ 1325.479139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.479218][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.479285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.479344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.479398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.479449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.479495][ T32] r4:84a7ddc0 [ 1325.479541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.479598][ T32] INFO: task kworker/0:53:3251 blocked for more than 451 seconds. [ 1325.479669][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.479732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.479800][ T32] task:kworker/0:53 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.479908][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.480006][ T32] Call trace: [ 1325.480122][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.480211][ T32] r10:829188dc r9:dfc69d84 r8:00000002 r7:60000013 r6:dfc69d8c r5:84a88c00 [ 1325.480261][ T32] r4:84a88c00 [ 1325.480299][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.480378][ T32] r5:84a88c00 r4:829188d8 [ 1325.480417][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.480493][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.480582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 [ 1325.480628][ T32] r4:00000000 [ 1325.480691][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.480769][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.480844][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.480918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d57c0 [ 1325.480965][ T32] r4:00000000 [ 1325.481001][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.481087][ T32] r9:83018005 r8:84a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5ad000 [ 1325.481134][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.481210][ T32] r5:00001000 r4:ed56b000 [ 1325.481255][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.481374][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.481461][ T32] r5:849bf38c r4:849bf000 [ 1325.481499][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.481583][ T32] r7:dddced80 r6:83018000 r5:849bf38c r4:846d3080 [ 1325.481630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.481714][ T32] r10:61c88647 r9:84a88c00 r8:846d30ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.481760][ T32] r4:846d3080 [ 1325.481796][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.481885][ T32] r10:00000000 r9:846d3080 r8:8027f5e8 r7:dfc5de60 r6:846d3200 r5:84a88c00 [ 1325.481933][ T32] r4:00000001 [ 1325.481988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.482056][ T32] Exception stack(0xdfc69fb0 to 0xdfc69ff8) [ 1325.482173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.492817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.492907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.492971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.493012][ T32] r4:846d5380 [ 1325.493903][ T32] INFO: task kworker/0:53:3251 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.494015][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.494172][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.494299][ T32] Call trace: [ 1325.494374][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.494476][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.494537][ T32] r4:00000000 [ 1325.494579][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.494660][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.494738][ T32] 1d20: cb52c000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.494801][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.494858][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.494908][ T32] r5:80000013 r4:80239bb0 [ 1325.494957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.495040][ T32] r4:82ac11e4 [ 1325.495086][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.495179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.495235][ T32] r4:e05e1dc0 [ 1325.495276][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.495359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.495425][ T32] r4:00000000 [ 1325.495474][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.495589][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.495651][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.495736][ T32] r5:00001000 r4:e01f9000 [ 1325.495810][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.495913][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.496030][ T32] r5:84b52f8c r4:84b52c00 [ 1325.496081][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.496176][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.496216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.496310][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.496360][ T32] r4:846ded00 [ 1325.496401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.496488][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.496528][ T32] r4:00000001 [ 1325.496571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.496652][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.496710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.496794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.496867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.496961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.497057][ T32] r4:84a7ddc0 [ 1325.497106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.497167][ T32] INFO: task kworker/0:54:3252 blocked for more than 452 seconds. [ 1325.497229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.497275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.497344][ T32] task:kworker/0:54 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.497477][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.497581][ T32] Call trace: [ 1325.497662][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.497752][ T32] r10:829188dc r9:dfc81d84 r8:00000002 r7:60000013 r6:dfc81d8c r5:83826000 [ 1325.497819][ T32] r4:83826000 [ 1325.497876][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.498005][ T32] r5:83826000 r4:829188d8 [ 1325.498049][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.498131][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.498226][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1325.498267][ T32] r4:00000000 [ 1325.498309][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.498379][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.498451][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.498531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:90024740 [ 1325.498576][ T32] r4:00000000 [ 1325.498622][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.498728][ T32] r9:83018005 r8:83826000 r7:00000000 r6:83018000 r5:00001000 r4:7f5b9000 [ 1325.498771][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.498860][ T32] r5:00001000 r4:edc23000 [ 1325.498914][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.498984][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.499065][ T32] r5:87ef438c r4:87ef4000 [ 1325.499113][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.499194][ T32] r7:dddced80 r6:83018000 r5:87ef438c r4:846d3180 [ 1325.499241][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.499342][ T32] r10:61c88647 r9:83826000 r8:846d31ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.499413][ T32] r4:846d3180 [ 1325.499465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.499546][ T32] r10:00000000 r9:846d3180 r8:8027f5e8 r7:dfc69e60 r6:84941400 r5:83826000 [ 1325.499597][ T32] r4:00000001 [ 1325.499632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.499702][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1325.499751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.499807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.499868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.499930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.499980][ T32] r4:846d5380 [ 1325.500506][ T32] INFO: task kworker/0:54:3252 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.500599][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.500712][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.500800][ T32] Call trace: [ 1325.500984][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.501071][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.501123][ T32] r4:00000000 [ 1325.501186][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.501262][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.501315][ T32] 1d20: cb52c000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.501397][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.501453][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.501520][ T32] r5:80000013 r4:80239bb0 [ 1325.501570][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.501656][ T32] r4:82ac11e4 [ 1325.501711][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.501796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.501848][ T32] r4:e05e1dc0 [ 1325.501886][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.501990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.502199][ T32] r4:00000000 [ 1325.528651][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.528910][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.528977][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.529072][ T32] r5:00001000 r4:e01f9000 [ 1325.529114][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.529193][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.529276][ T32] r5:84b52f8c r4:84b52c00 [ 1325.529316][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.529406][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.529446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.529560][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.529629][ T32] r4:846ded00 [ 1325.529678][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.529763][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.529808][ T32] r4:00000001 [ 1325.529879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.529952][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.530050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.530120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.530181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.530242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.530282][ T32] r4:84a7ddc0 [ 1325.530335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.530435][ T32] INFO: task kworker/0:55:3254 blocked for more than 452 seconds. [ 1325.530530][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.530616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.530666][ T32] task:kworker/0:55 state:D stack:0 pid:3254 tgid:3254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.530781][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.530896][ T32] Call trace: [ 1325.531024][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.531140][ T32] r10:829188dc r9:dfc89d84 r8:00000002 r7:60000013 r6:dfc89d8c r5:83820000 [ 1325.531191][ T32] r4:83820000 [ 1325.531228][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.531309][ T32] r5:83820000 r4:829188d8 [ 1325.531352][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.531426][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.531522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1325.531574][ T32] r4:00000000 [ 1325.531622][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.531722][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.531800][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.531915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:90024380 [ 1325.531987][ T32] r4:00000000 [ 1325.532032][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.532118][ T32] r9:83018005 r8:83820000 r7:00000000 r6:83018000 r5:00001000 r4:7f5b3000 [ 1325.532167][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.552873][ T32] r5:00001000 r4:edbf5000 [ 1325.552920][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.553040][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.553121][ T32] r5:849be38c r4:849be000 [ 1325.553171][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.553241][ T32] r7:dddced80 r6:83018000 r5:849be38c r4:846d3280 [ 1325.553287][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.553371][ T32] r10:61c88647 r9:83820000 r8:846d32ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.553437][ T32] r4:846d3280 [ 1325.553491][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.553576][ T32] r10:00000000 r9:846d3280 r8:8027f5e8 r7:dfc69e60 r6:84941480 r5:83820000 [ 1325.553625][ T32] r4:00000001 [ 1325.553663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.553738][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1325.553814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.553883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.553962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.554060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.554109][ T32] r4:846d5540 [ 1325.554937][ T32] INFO: task kworker/0:55:3254 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.555010][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.555179][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.555274][ T32] Call trace: [ 1325.555343][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.555438][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.555482][ T32] r4:00000000 [ 1325.555524][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.555620][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.555680][ T32] 1d20: cbf1c000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.555747][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.555805][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.555864][ T32] r5:80000013 r4:80239bb0 [ 1325.555918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.556002][ T32] r4:82ac11e4 [ 1325.556049][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.556129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.556176][ T32] r4:e05e1dc0 [ 1325.556245][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.556330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.556382][ T32] r4:00000000 [ 1325.556427][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.556514][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.556559][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.556637][ T32] r5:00001000 r4:e01f9000 [ 1325.556681][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.556754][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.556852][ T32] r5:84b52f8c r4:84b52c00 [ 1325.556902][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.556988][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.557054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.557147][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.557196][ T32] r4:846ded00 [ 1325.557236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.557325][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.557366][ T32] r4:00000001 [ 1325.557431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.557518][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.557597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.557658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.557736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.557796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.557871][ T32] r4:84a7ddc0 [ 1325.557923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.558003][ T32] INFO: task kworker/0:56:3256 blocked for more than 452 seconds. [ 1325.558075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.558129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.558166][ T32] task:kworker/0:56 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.558259][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.558399][ T32] Call trace: [ 1325.558466][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.558554][ T32] r10:829188dc r9:dfc95d84 r8:00000002 r7:60000013 r6:dfc95d8c r5:83823000 [ 1325.558603][ T32] r4:83823000 [ 1325.558641][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.558744][ T32] r5:83823000 r4:829188d8 [ 1325.558795][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.558902][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.558989][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc95e08 [ 1325.559051][ T32] r4:00000000 [ 1325.559090][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.559165][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.559257][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.559362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:900240c0 [ 1325.559413][ T32] r4:00000000 [ 1325.559454][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.559539][ T32] r9:83018005 r8:83823000 r7:00000000 r6:83018000 r5:00001000 r4:7f5b1000 [ 1325.559590][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.559671][ T32] r5:00001000 r4:edb7f000 [ 1325.559736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.559820][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.559918][ T32] r5:849be78c r4:849be400 [ 1325.559955][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.560043][ T32] r7:dddced80 r6:83018000 r5:849be78c r4:846d3380 [ 1325.560084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.560171][ T32] r10:61c88647 r9:83823000 r8:846d33ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.560242][ T32] r4:846d3380 [ 1325.560284][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.560369][ T32] r10:00000000 r9:846d3380 r8:8027f5e8 r7:dfc69e60 r6:84941500 r5:83823000 [ 1325.560421][ T32] r4:00000001 [ 1325.560456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.560528][ T32] Exception stack(0xdfc95fb0 to 0xdfc95ff8) [ 1325.560602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.560687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.560775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.560843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.560917][ T32] r4:846d5800 [ 1325.561451][ T32] INFO: task kworker/0:56:3256 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.561520][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.561679][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.561769][ T32] Call trace: [ 1325.561854][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.561948][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.562052][ T32] r4:00000000 [ 1325.562098][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.562228][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.585579][ T32] 1d20: cc27a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.585741][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.585804][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.585869][ T32] r5:80000013 r4:80239bb0 [ 1325.585922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.586052][ T32] r4:82ac11e4 [ 1325.586104][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.586207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.586258][ T32] r4:e05e1dc0 [ 1325.586336][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.586427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.586484][ T32] r4:00000000 [ 1325.586525][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.586617][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.586660][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.586746][ T32] r5:00001000 r4:e01f9000 [ 1325.586803][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.586884][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.586969][ T32] r5:84b52f8c r4:84b52c00 [ 1325.587031][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.587122][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.587204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.587328][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.587411][ T32] r4:846ded00 [ 1325.587456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.587544][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.587602][ T32] r4:00000001 [ 1325.587674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.587785][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.587892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.587968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.588028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.588098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.588151][ T32] r4:84a7ddc0 [ 1325.588193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.588298][ T32] INFO: task kworker/0:57:3258 blocked for more than 452 seconds. [ 1325.588381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.588441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.588485][ T32] task:kworker/0:57 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.588620][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.588762][ T32] Call trace: [ 1325.588868][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.588964][ T32] r10:829188dc r9:dfca1d84 r8:00000002 r7:60000013 r6:dfca1d8c r5:83ad0000 [ 1325.589024][ T32] r4:83ad0000 [ 1325.589081][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.589182][ T32] r5:83ad0000 r4:829188d8 [ 1325.589229][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.589313][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.589413][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1325.589469][ T32] r4:00000000 [ 1325.589516][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.589587][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.589679][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.589764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663b00 [ 1325.589817][ T32] r4:00000000 [ 1325.589873][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.589961][ T32] r9:83018005 r8:83ad0000 r7:00000000 r6:83018000 r5:00001000 r4:7f5a5000 [ 1325.590032][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.590114][ T32] r5:00001000 r4:ed3c7000 [ 1325.590151][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.590230][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.590312][ T32] r5:87eef38c r4:87eef000 [ 1325.590379][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.590468][ T32] r7:dddced80 r6:83018000 r5:87eef38c r4:846d3400 [ 1325.590536][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.590644][ T32] r10:61c88647 r9:83ad0000 r8:846d342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.590698][ T32] r4:846d3400 [ 1325.590746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.590833][ T32] r10:00000000 r9:846d3400 r8:8027f5e8 r7:dfc69e60 r6:84941580 r5:83ad0000 [ 1325.590915][ T32] r4:00000001 [ 1325.590981][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.591101][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1325.591167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.591226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.591276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.591335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.591380][ T32] r4:846d5640 [ 1325.602644][ T32] INFO: task kworker/0:57:3258 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.602779][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.602935][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.603054][ T32] Call trace: [ 1325.603168][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.603297][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.603373][ T32] r4:00000000 [ 1325.603440][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.603545][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.603618][ T32] 1d20: cc27a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.603681][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.603737][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.603785][ T32] r5:80000013 r4:80239bb0 [ 1325.603828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.603923][ T32] r4:82ac11e4 [ 1325.603962][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.604046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.604096][ T32] r4:e05e1dc0 [ 1325.604137][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.604223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.604264][ T32] r4:00000000 [ 1325.604309][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.604395][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.604441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.604522][ T32] r5:00001000 r4:e01f9000 [ 1325.604561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.604641][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.604753][ T32] r5:84b52f8c r4:84b52c00 [ 1325.604798][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.604917][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.605008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.605113][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.605167][ T32] r4:846ded00 [ 1325.605205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.605298][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.605346][ T32] r4:00000001 [ 1325.605395][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.605517][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.605584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.605637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.605704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.605765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.605813][ T32] r4:84a7ddc0 [ 1325.605865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.605945][ T32] INFO: task kworker/0:58:3260 blocked for more than 452 seconds. [ 1325.606064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.606120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.606172][ T32] task:kworker/0:58 state:D stack:0 pid:3260 tgid:3260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.606300][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.606426][ T32] Call trace: [ 1325.606492][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.606602][ T32] r10:829188dc r9:dfb11d84 r8:00000002 r7:60000013 r6:dfb11d8c r5:83ac6c00 [ 1325.606732][ T32] r4:83ac6c00 [ 1325.606779][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.606870][ T32] r5:83ac6c00 r4:829188d8 [ 1325.606912][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.607010][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.607127][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1325.607181][ T32] r4:00000000 [ 1325.607227][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.607301][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.607460][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.607543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d5900 [ 1325.607593][ T32] r4:00000000 [ 1325.607629][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.607764][ T32] r9:83018005 r8:83ac6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5ab000 [ 1325.607821][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.607911][ T32] r5:00001000 r4:edb35000 [ 1325.607955][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.608036][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.608116][ T32] r5:849bf78c r4:849bf400 [ 1325.608161][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.608246][ T32] r7:dddced80 r6:83018000 r5:849bf78c r4:846d3480 [ 1325.608309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.608407][ T32] r10:61c88647 r9:83ac6c00 r8:846d34ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.608478][ T32] r4:846d3480 [ 1325.608542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.608636][ T32] r10:00000000 r9:846d3480 r8:8027f5e8 r7:dfca1e60 r6:84941600 r5:83ac6c00 [ 1325.608680][ T32] r4:00000001 [ 1325.608748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.608842][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1325.608900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.608958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.609011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.609068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.609116][ T32] r4:846d58c0 [ 1325.609934][ T32] INFO: task kworker/0:58:3260 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.610029][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.610204][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.610295][ T32] Call trace: [ 1325.610376][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.610495][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.610552][ T32] r4:00000000 [ 1325.610612][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.610720][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.610818][ T32] 1d20: cc27a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.610891][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.610974][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.611032][ T32] r5:80000013 r4:80239bb0 [ 1325.611095][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.611177][ T32] r4:82ac11e4 [ 1325.611224][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.611304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.611347][ T32] r4:e05e1dc0 [ 1325.611388][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.611469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.611519][ T32] r4:00000000 [ 1325.611558][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.611669][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.611730][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.611812][ T32] r5:00001000 r4:e01f9000 [ 1325.611881][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.611963][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.612046][ T32] r5:84b52f8c r4:84b52c00 [ 1325.612084][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.642665][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.642799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.642909][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.642960][ T32] r4:846ded00 [ 1325.643025][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.643118][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.643168][ T32] r4:00000001 [ 1325.643204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.643295][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.643371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.643430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.643512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.643583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.643640][ T32] r4:84a7ddc0 [ 1325.643691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.643785][ T32] INFO: task kworker/0:59:3262 blocked for more than 452 seconds. [ 1325.643886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.643982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.644061][ T32] task:kworker/0:59 state:D stack:0 pid:3262 tgid:3262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.644244][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.644338][ T32] Call trace: [ 1325.644415][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.644508][ T32] r10:829188dc r9:dfb41d84 r8:00000002 r7:60000013 r6:dfb41d8c r5:84a00000 [ 1325.644553][ T32] r4:84a00000 [ 1325.644609][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.644690][ T32] r5:84a00000 r4:829188d8 [ 1325.644729][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.644808][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.644904][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1325.644981][ T32] r4:00000000 [ 1325.645025][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.645101][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.645174][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.645272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663f00 [ 1325.645332][ T32] r4:00000000 [ 1325.645371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.645461][ T32] r9:83018005 r8:84a00000 r7:00000000 r6:83018000 r5:00001000 r4:7f5a9000 [ 1325.645511][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.645614][ T32] r5:00001000 r4:edab3000 [ 1325.645658][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.645730][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.645817][ T32] r5:849bff8c r4:849bfc00 [ 1325.645942][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.646067][ T32] r7:dddced80 r6:83018000 r5:849bff8c r4:846d3300 [ 1325.646116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.646228][ T32] r10:61c88647 r9:84a00000 r8:846d332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.646287][ T32] r4:846d3300 [ 1325.646325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.646411][ T32] r10:00000000 r9:846d3300 r8:8027f5e8 r7:dfca1e60 r6:84941680 r5:84a00000 [ 1325.646451][ T32] r4:00000001 [ 1325.646493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.646581][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1325.646646][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.646715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.646775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.646894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.646957][ T32] r4:846d5880 [ 1325.647788][ T32] INFO: task kworker/0:59:3262 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.647877][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.648036][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.648129][ T32] Call trace: [ 1325.648218][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.648311][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.648358][ T32] r4:00000000 [ 1325.648424][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.648502][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.648554][ T32] 1d20: cc6e9000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.648614][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.648664][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.648737][ T32] r5:80000013 r4:80239bb0 [ 1325.648787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.648872][ T32] r4:82ac11e4 [ 1325.648912][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.649018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.649110][ T32] r4:e05e1dc0 [ 1325.649158][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.649238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.649286][ T32] r4:00000000 [ 1325.649346][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.649450][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.649502][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.649584][ T32] r5:00001000 r4:e01f9000 [ 1325.649648][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.649729][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.649813][ T32] r5:84b52f8c r4:84b52c00 [ 1325.649859][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.649998][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.650049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.650158][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.650212][ T32] r4:846ded00 [ 1325.650251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.650343][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.650401][ T32] r4:00000001 [ 1325.650437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.650511][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.650561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.650623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.650749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.650809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.650863][ T32] r4:84a7ddc0 [ 1325.650902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.650960][ T32] INFO: task kworker/0:60:3264 blocked for more than 452 seconds. [ 1325.651015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.651116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.651167][ T32] task:kworker/0:60 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.651265][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.651345][ T32] Call trace: [ 1325.651403][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.651491][ T32] r10:829188dc r9:dfb71d84 r8:00000002 r7:60000013 r6:dfb71d8c r5:84a00c00 [ 1325.651535][ T32] r4:84a00c00 [ 1325.651577][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.651655][ T32] r5:84a00c00 r4:829188d8 [ 1325.651724][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.651804][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.651897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.651963][ T32] r4:00000000 [ 1325.652039][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.652119][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.652185][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.671443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663d00 [ 1325.671609][ T32] r4:00000000 [ 1325.671672][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.671815][ T32] r9:83018005 r8:84a00c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5a7000 [ 1325.671903][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.672020][ T32] r5:00001000 r4:ed98b000 [ 1325.672098][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.672518][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.672610][ T32] r5:87eefb8c r4:87eef800 [ 1325.672634][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.672682][ T32] r7:dddced80 r6:83018000 r5:87eefb8c r4:846d3500 [ 1325.672727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.672806][ T32] r10:61c88647 r9:84a00c00 r8:846d352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.672848][ T32] r4:846d3500 [ 1325.672879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.672951][ T32] r10:00000000 r9:846d3500 r8:8027f5e8 r7:dfca1e60 r6:84941700 r5:84a00c00 [ 1325.672993][ T32] r4:00000001 [ 1325.673035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.673100][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.673171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.673250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.673309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.673368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.673411][ T32] r4:846d58c0 [ 1325.674240][ T32] INFO: task kworker/0:60:3264 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.674315][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.674475][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.674603][ T32] Call trace: [ 1325.674679][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.674821][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.674902][ T32] r4:00000000 [ 1325.674972][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.675053][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.675110][ T32] 1d20: ccb68000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.675168][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.675221][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.675267][ T32] r5:80000013 r4:80239bb0 [ 1325.675330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.675412][ T32] r4:82ac11e4 [ 1325.675459][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.675536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.675586][ T32] r4:e05e1dc0 [ 1325.675623][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.675720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.675789][ T32] r4:00000000 [ 1325.675845][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.675939][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.675989][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.676081][ T32] r5:00001000 r4:e01f9000 [ 1325.676131][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.676224][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.676308][ T32] r5:84b52f8c r4:84b52c00 [ 1325.676348][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.676436][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.676483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.676606][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.676682][ T32] r4:846ded00 [ 1325.676759][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.676867][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.676916][ T32] r4:00000001 [ 1325.676954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.677025][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.677144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.677210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.677262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.677323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.677409][ T32] r4:84a7ddc0 [ 1325.677458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.677532][ T32] INFO: task kworker/0:61:3266 blocked for more than 452 seconds. [ 1325.677619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.677677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.677726][ T32] task:kworker/0:61 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.677817][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.677910][ T32] Call trace: [ 1325.678007][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.678099][ T32] r10:829188dc r9:dfca9d84 r8:00000002 r7:60000013 r6:dfca9d8c r5:84a01800 [ 1325.678149][ T32] r4:84a01800 [ 1325.678185][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.678267][ T32] r5:84a01800 r4:829188d8 [ 1325.678307][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.678398][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.678501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca9e08 [ 1325.678551][ T32] r4:00000000 [ 1325.678598][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.678702][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.678785][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.678872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663900 [ 1325.678915][ T32] r4:00000000 [ 1325.678976][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.679077][ T32] r9:83018005 r8:84a01800 r7:00000000 r6:83018000 r5:00001000 r4:7f5a3000 [ 1325.679146][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.679231][ T32] r5:00001000 r4:eda61000 [ 1325.679276][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.679361][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.679441][ T32] r5:87eeeb8c r4:87eee800 [ 1325.679486][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.679571][ T32] r7:dddced80 r6:83018000 r5:87eeeb8c r4:846d3600 [ 1325.679610][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.679704][ T32] r10:61c88647 r9:84a01800 r8:846d362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.679747][ T32] r4:846d3600 [ 1325.679796][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.679893][ T32] r10:00000000 r9:846d3600 r8:8027f5e8 r7:dfca1e60 r6:84941780 r5:84a01800 [ 1325.679942][ T32] r4:00000001 [ 1325.679988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.680074][ T32] Exception stack(0xdfca9fb0 to 0xdfca9ff8) [ 1325.680133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.680187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.680245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.680299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.680347][ T32] r4:846d5c80 [ 1325.680879][ T32] INFO: task kworker/0:61:3266 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.680949][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.681111][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.681258][ T32] Call trace: [ 1325.681359][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.681468][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.681541][ T32] r4:00000000 [ 1325.681589][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.681667][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.681719][ T32] 1d20: ccb68000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.681782][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.681829][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.681937][ T32] r5:80000013 r4:80239bb0 [ 1325.682006][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.682085][ T32] r4:82ac11e4 [ 1325.682184][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.714944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.715047][ T32] r4:e05e1dc0 [ 1325.715099][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.715218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.715300][ T32] r4:00000000 [ 1325.715361][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.715454][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.715506][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.715595][ T32] r5:00001000 r4:e01f9000 [ 1325.715649][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.715764][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.715864][ T32] r5:84b52f8c r4:84b52c00 [ 1325.715911][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.716035][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.716111][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.716227][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.716279][ T32] r4:846ded00 [ 1325.716346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.716439][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.716489][ T32] r4:00000001 [ 1325.716534][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.716616][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.716684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.716782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.716878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.716968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.717017][ T32] r4:84a7ddc0 [ 1325.717130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.717204][ T32] INFO: task kworker/0:62:3268 blocked for more than 452 seconds. [ 1325.717271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.717326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.717376][ T32] task:kworker/0:62 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.717536][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.717625][ T32] Call trace: [ 1325.717710][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.717809][ T32] r10:829188dc r9:dfcadd84 r8:00000002 r7:60000013 r6:dfcadd8c r5:84a02400 [ 1325.717867][ T32] r4:84a02400 [ 1325.717939][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.718043][ T32] r5:84a02400 r4:829188d8 [ 1325.718093][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.718181][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.718293][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1325.718362][ T32] r4:00000000 [ 1325.718413][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.718488][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.718564][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.718643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663700 [ 1325.718694][ T32] r4:00000000 [ 1325.718733][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.718819][ T32] r9:83018005 r8:84a02400 r7:00000000 r6:83018000 r5:00001000 r4:7f5a1000 [ 1325.718902][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.719001][ T32] r5:00001000 r4:ed8eb000 [ 1325.719041][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.719121][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.719228][ T32] r5:87eee38c r4:87eee000 [ 1325.719278][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.719427][ T32] r7:dddced80 r6:83018000 r5:87eee38c r4:846d3680 [ 1325.719478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.719571][ T32] r10:61c88647 r9:84a02400 r8:846d36ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.719615][ T32] r4:846d3680 [ 1325.719655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.719737][ T32] r10:00000000 r9:846d3680 r8:8027f5e8 r7:dfca9e60 r6:84941800 r5:84a02400 [ 1325.719785][ T32] r4:00000001 [ 1325.719839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.719912][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1325.719968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.720020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.720111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.720176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.720219][ T32] r4:846d5c40 [ 1325.721055][ T32] INFO: task kworker/0:62:3268 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.721127][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.721285][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.721387][ T32] Call trace: [ 1325.721453][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.721553][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.721624][ T32] r4:00000000 [ 1325.721682][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.721764][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.721817][ T32] 1d20: cd0d2000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.721883][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.721935][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.722008][ T32] r5:80000013 r4:80239bb0 [ 1325.722048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.722138][ T32] r4:82ac11e4 [ 1325.722187][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.753680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.753777][ T32] r4:e05e1dc0 [ 1325.753849][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.753992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.754038][ T32] r4:00000000 [ 1325.754181][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.754286][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.754341][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.754430][ T32] r5:00001000 r4:e01f9000 [ 1325.754471][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.754575][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.754671][ T32] r5:84b52f8c r4:84b52c00 [ 1325.754715][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.754805][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.754854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.754944][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.754995][ T32] r4:846ded00 [ 1325.755050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.755176][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.755255][ T32] r4:00000001 [ 1325.755320][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.755397][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.755457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.755520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.755599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.755675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.755722][ T32] r4:84a7ddc0 [ 1325.755777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.755916][ T32] INFO: task kworker/0:63:3270 blocked for more than 452 seconds. [ 1325.755987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.756089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.756146][ T32] task:kworker/0:63 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.756256][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.756370][ T32] Call trace: [ 1325.756432][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.756528][ T32] r10:829188dc r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84a03000 [ 1325.756580][ T32] r4:84a03000 [ 1325.756645][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.756735][ T32] r5:84a03000 r4:829188d8 [ 1325.756777][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.756867][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.756979][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 [ 1325.757032][ T32] r4:00000000 [ 1325.757071][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.757149][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.757236][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.757314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663500 [ 1325.757362][ T32] r4:00000000 [ 1325.757417][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.757513][ T32] r9:83018005 r8:84a03000 r7:00000000 r6:83018000 r5:00001000 r4:7f59f000 [ 1325.757580][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.757666][ T32] r5:00001000 r4:ed843000 [ 1325.757728][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.757808][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.757897][ T32] r5:87eedb8c r4:87eed800 [ 1325.757954][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.758094][ T32] r7:dddced80 r6:83018000 r5:87eedb8c r4:846d3700 [ 1325.758171][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.758273][ T32] r10:61c88647 r9:84a03000 r8:846d372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.758326][ T32] r4:846d3700 [ 1325.758362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.758448][ T32] r10:00000000 r9:846d3700 r8:8027f5e8 r7:dfcade60 r6:84941880 r5:84a03000 [ 1325.758500][ T32] r4:00000001 [ 1325.758557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.758631][ T32] Exception stack(0xdfcb1fb0 to 0xdfcb1ff8) [ 1325.758692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.758750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.758802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.758865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.758914][ T32] r4:846d7080 [ 1325.759711][ T32] INFO: task kworker/0:63:3270 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.759781][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.759902][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.759994][ T32] Call trace: [ 1325.760058][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.760148][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.760196][ T32] r4:00000000 [ 1325.760259][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.760337][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.760408][ T32] 1d20: cd791000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.760466][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.760530][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.760608][ T32] r5:80000013 r4:80239bb0 [ 1325.760651][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.760784][ T32] r4:82ac11e4 [ 1325.760848][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.760927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.760973][ T32] r4:e05e1dc0 [ 1325.761012][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.761095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.761191][ T32] r4:00000000 [ 1325.761258][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.761346][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.761435][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.761536][ T32] r5:00001000 r4:e01f9000 [ 1325.761587][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.761661][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.761742][ T32] r5:84b52f8c r4:84b52c00 [ 1325.761832][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.761938][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.762007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.762095][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.762141][ T32] r4:846ded00 [ 1325.786790][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.787013][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.787092][ T32] r4:00000001 [ 1325.787159][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.787245][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.787305][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.787365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.787415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.787477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.787521][ T32] r4:84a7ddc0 [ 1325.787571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.787625][ T32] INFO: task kworker/0:64:3273 blocked for more than 452 seconds. [ 1325.787693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.787782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.787841][ T32] task:kworker/0:64 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.787951][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.788045][ T32] Call trace: [ 1325.788112][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.788214][ T32] r10:829188dc r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:84a05400 [ 1325.788261][ T32] r4:84a05400 [ 1325.788299][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.788382][ T32] r5:84a05400 r4:829188d8 [ 1325.788427][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.788504][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.788614][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 [ 1325.788693][ T32] r4:00000000 [ 1325.788771][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.788858][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.788935][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.789016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:89b69600 [ 1325.789070][ T32] r4:00000000 [ 1325.789111][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.789271][ T32] r9:83018005 r8:84a05400 r7:00000000 r6:83018000 r5:00001000 r4:7f7a5000 [ 1325.789323][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.789406][ T32] r5:00001000 r4:eceeb000 [ 1325.789444][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.789527][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.789609][ T32] r5:847cc78c r4:847cc400 [ 1325.789676][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.789799][ T32] r7:dddced80 r6:83018000 r5:847cc78c r4:846d3580 [ 1325.789864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.789998][ T32] r10:61c88647 r9:84a05400 r8:846d35ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.790054][ T32] r4:846d3580 [ 1325.790089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.790180][ T32] r10:00000000 r9:846d3580 r8:8027f5e8 r7:dfcade60 r6:84941900 r5:84a05400 [ 1325.790227][ T32] r4:00000001 [ 1325.790267][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.790363][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1325.790419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.790475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.790531][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.790587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.790635][ T32] r4:846d7080 [ 1325.791453][ T32] INFO: task kworker/0:64:3273 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.791524][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.791641][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.791784][ T32] Call trace: [ 1325.791853][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.791952][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.792005][ T32] r4:00000000 [ 1325.792092][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.802663][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.802802][ T32] 1d20: cdb05000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.802872][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.802913][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.803004][ T32] r5:80000013 r4:80239bb0 [ 1325.803104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.803215][ T32] r4:82ac11e4 [ 1325.803260][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.803346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.803390][ T32] r4:e05e1dc0 [ 1325.803437][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.803519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.803572][ T32] r4:00000000 [ 1325.803638][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.803777][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.803832][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.803941][ T32] r5:00001000 r4:e01f9000 [ 1325.804003][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.804088][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.804173][ T32] r5:84b52f8c r4:84b52c00 [ 1325.804220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.804308][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.804357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.804472][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.804525][ T32] r4:846ded00 [ 1325.804585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.804676][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.804725][ T32] r4:00000001 [ 1325.804807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.804912][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.804990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.805052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.805115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.805172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.805216][ T32] r4:84a7ddc0 [ 1325.805262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.805317][ T32] INFO: task kworker/0:65:3275 blocked for more than 452 seconds. [ 1325.805389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.805454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.805498][ T32] task:kworker/0:65 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.805651][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.805743][ T32] Call trace: [ 1325.805852][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.805951][ T32] r10:829188dc r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84a03c00 [ 1325.806059][ T32] r4:84a03c00 [ 1325.806107][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.806194][ T32] r5:84a03c00 r4:829188d8 [ 1325.806232][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.806311][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.806399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 [ 1325.806478][ T32] r4:00000000 [ 1325.806570][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.806658][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.806733][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.806826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85694a80 [ 1325.806881][ T32] r4:00000000 [ 1325.806919][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.807008][ T32] r9:83018005 r8:84a03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5a1000 [ 1325.807056][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.807135][ T32] r5:00001000 r4:dfac7000 [ 1325.807177][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.807255][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.807413][ T32] r5:87ef578c r4:87ef5400 [ 1325.807463][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.807606][ T32] r7:dddced80 r6:83018000 r5:87ef578c r4:846d3800 [ 1325.807656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.807776][ T32] r10:61c88647 r9:84a03c00 r8:846d382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.807841][ T32] r4:846d3800 [ 1325.807892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.807980][ T32] r10:00000000 r9:846d3800 r8:8027f5e8 r7:dfcbde60 r6:84941980 r5:84a03c00 [ 1325.808023][ T32] r4:00000001 [ 1325.808065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.808131][ T32] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1325.808217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.808290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.808373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.808471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.808525][ T32] r4:846d71c0 [ 1325.809326][ T32] INFO: task kworker/0:65:3275 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.809422][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.809615][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.809710][ T32] Call trace: [ 1325.809800][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.809917][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.810062][ T32] r4:00000000 [ 1325.810137][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.810229][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.810311][ T32] 1d20: cdb05000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.810368][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.810424][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.810491][ T32] r5:80000013 r4:80239bb0 [ 1325.810553][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.810635][ T32] r4:82ac11e4 [ 1325.810675][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.810756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.810806][ T32] r4:e05e1dc0 [ 1325.810867][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.810954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.811002][ T32] r4:00000000 [ 1325.811051][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1325.811186][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.811279][ T32] r5:00001000 r4:e01f9000 [ 1325.811326][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.811493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.811578][ T32] r5:84b52f8c r4:84b52c00 [ 1325.811632][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.811722][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.811787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.811890][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.811939][ T32] r4:846ded00 [ 1325.811991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.812092][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.812181][ T32] r4:00000001 [ 1325.836743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.836899][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.836990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.837050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.837392][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1325.838312][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1325.839226][ T32] r5:00001000 r4:ee163000 [ 1325.839272][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.839429][ T32] r5:91a0c38c r4:91a0c000 ** 4 printk messages dropped ** [ 1325.839761][ T32] r4:846d3880 ** 4 printk messages dropped ** [ 1325.840091][ T32] Exception stack(0xdfccdfb0 to 0xdfccdff8) ** 6 printk messages dropped ** [ 1325.841348][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.866753][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1325.867384][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.867755][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1325.868316][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1325.868798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.869299][ T32] task:kworker/0:67 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.870378][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.871027][ T32] r5:00001000 r4:ecde3000 [ 1325.871064][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.871291][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1325.872072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.883442][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 7 printk messages dropped ** [ 1325.884018][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.884114][ T32] r4:82ac11e4 [ 1325.884163][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.884247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.884305][ T32] r4:e05e1dc0 [ 1325.884412][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.884502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.884551][ T32] r4:00000000 [ 1325.884592][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.884681][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.884761][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.884878][ T32] r5:00001000 r4:e01f9000 [ 1325.884927][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.885005][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.885119][ T32] r5:84b52f8c r4:84b52c00 [ 1325.885167][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.885281][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.885328][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.885416][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.885466][ T32] r4:846ded00 [ 1325.885502][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.885591][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.885644][ T32] r4:00000001 [ 1325.885682][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.885753][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.885838][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.885937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.886016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.886074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.886149][ T32] r4:84a7ddc0 [ 1325.886212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.886273][ T32] INFO: task kworker/0:68:3280 blocked for more than 452 seconds. [ 1325.886332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.886381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.886438][ T32] task:kworker/0:68 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.886529][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.886643][ T32] Call trace: [ 1325.886742][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.886836][ T32] r10:829188dc r9:dfcd9d84 r8:00000002 r7:60000013 r6:dfcd9d8c r5:84a09800 [ 1325.886885][ T32] r4:84a09800 [ 1325.886943][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.887037][ T32] r5:84a09800 r4:829188d8 [ 1325.887090][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.887174][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.887286][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1325.887348][ T32] r4:00000000 [ 1325.887391][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.887468][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.887544][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.887627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:89b693c0 [ 1325.887670][ T32] r4:00000000 [ 1325.887774][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.887878][ T32] r9:83018005 r8:84a09800 r7:00000000 r6:83018000 r5:00001000 r4:7f7a3000 [ 1325.887940][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.888022][ T32] r5:00001000 r4:eceb3000 [ 1325.888094][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.888176][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.888288][ T32] r5:847ccb8c r4:847cc800 [ 1325.888350][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.888465][ T32] r7:dddced80 r6:83018000 r5:847ccb8c r4:846d3980 [ 1325.888513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.888631][ T32] r10:61c88647 r9:84a09800 r8:846d39ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.888687][ T32] r4:846d3980 [ 1325.888724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.888809][ T32] r10:00000000 r9:846d3980 r8:8027f5e8 r7:dfcd5e60 r6:84941b00 r5:84a09800 [ 1325.888876][ T32] r4:00000001 [ 1325.888920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.889049][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1325.889120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.889239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.889317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.889408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1325.890468][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.891207][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1325.891854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.925661][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.926339][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.926731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1325.927646][ T32] r4:84a08000 ** 5 printk messages dropped ** [ 1325.928153][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.928475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:89b69080 ** 4 printk messages dropped ** [ 1325.928796][ T32] r5:00001000 r4:ece5b000 ** 4 printk messages dropped ** [ 1325.929152][ T32] r7:dddced80 r6:83018000 r5:847ccf8c r4:846d3a00 [ 1325.929190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.929279][ T32] r10:61c88647 r9:84a08000 r8:846d3a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.929328][ T32] r4:846d3a00 [ 1325.929366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.929454][ T32] r10:00000000 r9:846d3a00 r8:8027f5e8 r7:dfcd5e60 r6:84941b80 r5:84a08000 [ 1325.929523][ T32] r4:00000001 [ 1325.929567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.929634][ T32] Exception stack(0xdfce1fb0 to 0xdfce1ff8) [ 1325.929692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.929744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.929840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.929932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.930001][ T32] r4:846d7200 [ 1325.930800][ T32] INFO: task kworker/0:69:3282 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.930873][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.930987][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.931215][ T32] Call trace: [ 1325.931276][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.931373][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.931446][ T32] r4:00000000 [ 1325.931489][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.931561][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.931624][ T32] 1d20: cecb2000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.931678][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.931758][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.931849][ T32] r5:80000013 r4:80239bb0 [ 1325.931919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.932030][ T32] r4:82ac11e4 [ 1325.932176][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.945199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1325.945290][ T32] r4:e05e1dc0 [ 1325.945342][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.945441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1325.945497][ T32] r4:00000000 [ 1325.945538][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.945628][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1325.945697][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.945803][ T32] r5:00001000 r4:e01f9000 [ 1325.945861][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.945938][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.946051][ T32] r5:84b52f8c r4:84b52c00 [ 1325.946103][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.946194][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1325.946235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.946325][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.946429][ T32] r4:846ded00 [ 1325.946480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.946573][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1325.946620][ T32] r4:00000001 [ 1325.946742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.946856][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.946919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.946993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.947052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.947113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.947158][ T32] r4:84a7ddc0 [ 1325.947201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.947288][ T32] INFO: task kworker/0:70:3284 blocked for more than 452 seconds. ** 1 printk messages dropped ** [ 1325.947419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.948256][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.949038][ T32] r5:00001000 r4:ece4b000 [ 1325.949081][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.949161][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.949505][ T32] r10:61c88647 r9:84a0bc00 r8:846d3aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.950288][ T32] r4:846d7940 ** 5 printk messages dropped ** [ 1325.951498][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 6 printk messages dropped ** [ 1325.951988][ T32] r5:80000013 r4:80239bb0 ** 9 printk messages dropped ** [ 1325.973366][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 7 printk messages dropped ** [ 1325.973959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.974336][ T32] r4:00000001 [ 1325.974387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.974494][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.974557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.974617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.974668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.974727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.974768][ T32] r4:84a7ddc0 [ 1325.974863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.974945][ T32] INFO: task kworker/0:71:3286 blocked for more than 452 seconds. [ 1325.975016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.975064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.975117][ T32] task:kworker/0:71 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.975228][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.975315][ T32] Call trace: [ 1325.975378][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1325.975470][ T32] r10:829188dc r9:dfcf1d84 r8:00000002 r7:60000113 r6:dfcf1d8c r5:84a0c800 [ 1325.975518][ T32] r4:84a0c800 [ 1325.975563][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1325.975638][ T32] r5:84a0c800 r4:829188d8 [ 1325.975709][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.975791][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.975879][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf1e08 [ 1325.975986][ T32] r4:00000000 [ 1325.976041][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1325.976121][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.976196][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.976289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0480 [ 1325.976336][ T32] r4:00000000 [ 1325.976380][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.976465][ T32] r9:83018005 r8:84a0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f79d000 [ 1325.976526][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.976608][ T32] r5:00001000 r4:ece3b000 [ 1325.976653][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.976726][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.976834][ T32] r5:847cd78c r4:847cd400 [ 1325.976892][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.976983][ T32] r7:dddced80 r6:83018000 r5:847cd78c r4:846d3b00 [ 1325.977041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.977163][ T32] r10:61c88647 r9:84a0c800 r8:846d3b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.977265][ T32] r4:846d3b00 [ 1325.977315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.977398][ T32] r10:00000000 r9:846d3b00 r8:8027f5e8 r7:dfcd5e60 r6:84941c80 r5:84a0c800 [ 1325.977446][ T32] r4:00000001 [ 1325.977498][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.977571][ T32] Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) [ 1325.977625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.977695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.977755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.977823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.977910][ T32] r4:846d7c40 [ 1325.978755][ T32] INFO: task kworker/0:71:3286 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1325.978851][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.978977][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.979100][ T32] Call trace: [ 1325.979167][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1325.979264][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1325.979314][ T32] r4:00000000 [ 1325.979368][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.979446][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1325.979503][ T32] 1d20: cf127000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1325.979559][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1325.979610][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.979658][ T32] r5:80000013 r4:80239bb0 [ 1325.979699][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.979776][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1325.979911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1325.980591][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1325.980906][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1325.981353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.981879][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.016157][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf5e08 ** 9 printk messages dropped ** [ 1326.016896][ T32] r5:00001000 r4:dfa51000 [ 1326.016965][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.017442][ T32] r10:61c88647 r9:84a0b000 r8:846d37ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.018095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.019610][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1326.020191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1326.020905][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1326.021262][ T32] r4:846ded00 ** 7 printk messages dropped ** [ 1326.021856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.043397][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.044311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd01e08 ** 4 printk messages dropped ** [ 1326.044670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:91a39940 [ 1326.044719][ T32] r4:00000000 [ 1326.044755][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.044886][ T32] r9:83018005 r8:84a0ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f72f000 [ 1326.044958][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.045043][ T32] r5:00001000 r4:ed65f000 [ 1326.045086][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.045187][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.045280][ T32] r5:87ef5f8c r4:87ef5c00 [ 1326.045321][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.045408][ T32] r7:dddced80 r6:83018000 r5:87ef5f8c r4:846d3c00 [ 1326.045455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.045541][ T32] r10:61c88647 r9:84a0ec00 r8:846d3c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.045607][ T32] r4:846d3c00 [ 1326.045664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.045812][ T32] r10:00000000 r9:846d3c00 r8:8027f5e8 r7:dfcf5e60 r6:84941d80 r5:84a0ec00 [ 1326.045905][ T32] r4:00000001 [ 1326.045948][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.046072][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) [ 1326.046138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.046193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.046263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.046390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.046444][ T32] r4:846d5480 [ 1326.047237][ T32] INFO: task kworker/0:73:3291 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.047317][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.047445][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.047584][ T32] Call trace: [ 1326.047654][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.047775][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.047847][ T32] r4:00000000 [ 1326.047915][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.047999][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.048075][ T32] 1d20: cfb5b000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.048139][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.048203][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.048247][ T32] r5:80000013 r4:80239bb0 [ 1326.048386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.048467][ T32] r4:82ac11e4 [ 1326.048558][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.048656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.048706][ T32] r4:e05e1dc0 [ 1326.048741][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.048825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.048873][ T32] r4:00000000 [ 1326.048914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.049023][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.049107][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.049192][ T32] r5:00001000 r4:e01f9000 [ 1326.049259][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.049346][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.049428][ T32] r5:84b52f8c r4:84b52c00 [ 1326.049473][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.049560][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.049608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.049695][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.049741][ T32] r4:846ded00 [ 1326.049779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.049916][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.050022][ T32] r4:00000001 [ 1326.050101][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.050178][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.050257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.050319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.050368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.050427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.050468][ T32] r4:84a7ddc0 [ 1326.050515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.050568][ T32] INFO: task kworker/0:74:3292 blocked for more than 452 seconds. ** 2 printk messages dropped ** [ 1326.050704][ T32] task:kworker/0:74 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.051760][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.076457][ T32] r5:00001000 r4:dfb7d000 [ 1326.076526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.076774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.077189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.078036][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.078383][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1326.078643][ T32] r5:00001000 r4:e01f9000 ** 6 printk messages dropped ** [ 1326.079143][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.079505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.079885][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.080236][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.080685][ T32] r5:00001000 r4:ed633000 [ 1326.080709][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.080889][ T32] r7:dddced80 r6:83018000 r5:87ef638c r4:846d3c80 ** 7 printk messages dropped ** [ 1326.081188][ T32] Exception stack(0xdfcedfb0 to 0xdfcedff8) [ 1326.081234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.081267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.081294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.081322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.081366][ T32] r4:846d7c40 [ 1326.081706][ T32] INFO: task kworker/0:75:3294 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.081752][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.081853][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.081919][ T32] Call trace: [ 1326.082038][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.082097][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.082150][ T32] r4:00000000 [ 1326.102766][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.102882][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.102930][ T32] 1d20: d04b5000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.102965][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.103001][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.103031][ T32] r5:80000013 r4:80239bb0 [ 1326.103075][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.103147][ T32] r4:82ac11e4 [ 1326.103199][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.103245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.103270][ T32] r4:e05e1dc0 [ 1326.103299][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.103353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.103379][ T32] r4:00000000 [ 1326.103422][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.103476][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.103499][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.103577][ T32] r5:00001000 r4:e01f9000 [ 1326.103602][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.103642][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.103705][ T32] r5:84b52f8c r4:84b52c00 [ 1326.103729][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.103776][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.103797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.103841][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.103863][ T32] r4:846ded00 [ 1326.103883][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.103947][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.104000][ T32] r4:00000001 [ 1326.104045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.104091][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.104120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.104170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.104202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.104231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.104297][ T32] r4:84a7ddc0 [ 1326.104325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.104365][ T32] INFO: task kworker/0:76:3297 blocked for more than 452 seconds. [ 1326.104398][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.104423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.104454][ T32] task:kworker/0:76 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.104556][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.104628][ T32] Call trace: [ 1326.104665][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.104710][ T32] r10:829188dc r9:dfd0dd84 r8:00000002 r7:60000113 r6:dfd0dd8c r5:84a06c00 [ 1326.104732][ T32] r4:84a06c00 [ 1326.104752][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.104791][ T32] r5:84a06c00 r4:829188d8 [ 1326.104812][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.104877][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.104949][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1326.104996][ T32] r4:00000000 [ 1326.105043][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.105087][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.105124][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.105188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0f40 ** 3 printk messages dropped ** [ 1326.105340][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.105384][ T32] r5:00001000 r4:ecdd3000 [ 1326.105406][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.105579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.105998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.106958][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.107182][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1326.107537][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.107884][ T32] r5:84b52f8c r4:84b52c00 ** 3 printk messages dropped ** [ 1326.108084][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.108409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.108756][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.109087][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 ** 9 printk messages dropped ** [ 1326.109496][ T32] r5:00001000 r4:ecdbf000 [ 1326.109536][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.109695][ T32] r7:dddced80 r6:83018000 r5:847cef8c r4:846d3e00 ** 8 printk messages dropped ** [ 1326.110039][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.110781][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1326.111149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1326.111681][ T32] r5:84b52f8c r4:84b52c00 ** 1 printk messages dropped ** [ 1326.111772][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.111797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.111854][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.111911][ T32] r4:846ded00 [ 1326.111941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.111987][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.112011][ T32] r4:00000001 [ 1326.112053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.112096][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.112124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.134291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.134371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.134428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.134475][ T32] r4:84a7ddc0 [ 1326.134503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.134533][ T32] INFO: task kworker/0:78:3301 blocked for more than 452 seconds. [ 1326.134566][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.134614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.134659][ T32] task:kworker/0:78 state:D stack:0 pid:3301 tgid:3301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.134744][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.134802][ T32] Call trace: [ 1326.134859][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.134924][ T32] r10:829188dc r9:dfd25d84 r8:00000002 r7:60000113 r6:dfd25d8c r5:84a11800 [ 1326.134972][ T32] r4:84a11800 [ 1326.134996][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.135038][ T32] r5:84a11800 r4:829188d8 [ 1326.135060][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.135106][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.135151][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd25e08 [ 1326.135198][ T32] r4:00000000 [ 1326.135242][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.135284][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.135346][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.135392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0b40 [ 1326.135424][ T32] r4:00000000 [ 1326.135456][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.135506][ T32] r9:83018005 r8:84a11800 r7:00000000 r6:83018000 r5:00001000 r4:7f795000 [ 1326.135528][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.135590][ T32] r5:00001000 r4:ecda7000 [ 1326.135635][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.135698][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.135767][ T32] r5:847ceb8c r4:847ce800 [ 1326.135810][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.135866][ T32] r7:dddced80 r6:83018000 r5:847ceb8c r4:846d3e80 [ 1326.135889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.135957][ T32] r10:61c88647 r9:84a11800 r8:846d3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.135984][ T32] r4:846d3e80 [ 1326.136004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.136049][ T32] r10:00000000 r9:846d3e80 r8:8027f5e8 r7:dfcf5e60 r6:846f6000 r5:84a11800 [ 1326.136072][ T32] r4:00000001 [ 1326.136096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.136159][ T32] Exception stack(0xdfd25fb0 to 0xdfd25ff8) [ 1326.136191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.136220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.136937][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.137226][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 8 printk messages dropped ** [ 1326.137609][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1326.137854][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.138261][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1326.138470][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.138881][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.139347][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd31e08 ** 8 printk messages dropped ** [ 1326.139729][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.139773][ T32] r5:00001000 r4:ecd2f000 ** 4 printk messages dropped ** [ 1326.139962][ T32] r7:dddced80 r6:83018000 r5:847cff8c r4:846d3f00 ** 7 printk messages dropped ** [ 1326.140272][ T32] Exception stack(0xdfd31fb0 to 0xdfd31ff8) ** 6 printk messages dropped ** [ 1326.140763][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.141449][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.141685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 11 printk messages dropped ** [ 1326.157945][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.158330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.158693][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.158972][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.159454][ T32] r5:00001000 r4:ecd47000 [ 1326.159474][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.159512][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.159553][ T32] r5:847cf78c r4:847cf400 [ 1326.159595][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.159673][ T32] r7:dddced80 r6:83018000 r5:847cf78c r4:846d3f80 [ 1326.159720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.159770][ T32] r10:61c88647 r9:84a12400 r8:846d3fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.159828][ T32] r4:846d3f80 [ 1326.159851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.159896][ T32] r10:00000000 r9:846d3f80 r8:8027f5e8 r7:dfd31e60 r6:846f6100 r5:84a12400 [ 1326.159919][ T32] r4:00000001 [ 1326.159937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.160002][ T32] Exception stack(0xdfd39fb0 to 0xdfd39ff8) [ 1326.160053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.160089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.160117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.160155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.160191][ T32] r4:846e7540 [ 1326.160648][ T32] INFO: task kworker/0:80:3305 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.160704][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.160789][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.160864][ T32] Call trace: [ 1326.160942][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.161053][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.161085][ T32] r4:00000000 [ 1326.161107][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.161166][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.161198][ T32] 1d20: d0a8d000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.161250][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.161291][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.161326][ T32] r5:80000013 r4:80239bb0 [ 1326.161349][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.161389][ T32] r4:82ac11e4 [ 1326.161408][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.161474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.161537][ T32] r4:e05e1dc0 [ 1326.161628][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.161680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.161730][ T32] r4:00000000 [ 1326.161754][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.161799][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.161820][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.161867][ T32] r5:00001000 r4:e01f9000 [ 1326.161887][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.161952][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.162025][ T32] r5:84b52f8c r4:84b52c00 [ 1326.162070][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.162126][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.162148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.162224][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.174982][ T32] r4:846ded00 [ 1326.175031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.175101][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.175127][ T32] r4:00000001 [ 1326.175148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.175230][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.175294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.175327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.175354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.175383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.175426][ T32] r4:84a7ddc0 [ 1326.175453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1326.175676][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.175982][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.176485][ T32] r5:00001000 r4:ecd67000 [ 1326.176524][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.176701][ T32] r7:dddced80 r6:83018000 r5:847cf38c r4:846d3d00 ** 8 printk messages dropped ** [ 1326.177014][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.178035][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1326.178517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1326.178936][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1326.179162][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1326.179409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.179827][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.180090][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.180135][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd49e08 [ 1326.180158][ T32] r4:00000000 [ 1326.180197][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.180238][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.180294][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.180359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87af1400 [ 1326.180385][ T32] r4:00000000 [ 1326.180406][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.180471][ T32] r9:83018005 r8:84a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f783000 [ 1326.180496][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.180537][ T32] r5:00001000 r4:dfd29000 [ 1326.180578][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.180641][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.180696][ T32] r5:87ef738c r4:87ef7000 [ 1326.180719][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.180763][ T32] r7:dddced80 r6:83018000 r5:87ef738c r4:846f8100 [ 1326.180783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.180827][ T32] r10:61c88647 r9:84a13c00 r8:846f812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.180849][ T32] r4:846f8100 [ 1326.180888][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.180936][ T32] r10:00000000 r9:846f8100 r8:8027f5e8 r7:dfd31e60 r6:846f6200 r5:84a13c00 [ 1326.180959][ T32] r4:00000001 [ 1326.180977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.181010][ T32] Exception stack(0xdfd49fb0 to 0xdfd49ff8) [ 1326.181036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.181087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.181119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.181148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.181191][ T32] r4:846e7800 [ 1326.181498][ T32] INFO: task kworker/0:82:3309 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.181604][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.181718][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.181765][ T32] Call trace: [ 1326.181820][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.181934][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.181990][ T32] r4:00000000 [ 1326.182015][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.182089][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.182171][ T32] 1d20: d10f4000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.182245][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.211208][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.211348][ T32] r5:80000013 r4:80239bb0 [ 1326.211438][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.211565][ T32] r4:82ac11e4 [ 1326.211664][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.211764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.211816][ T32] r4:e05e1dc0 [ 1326.211875][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.211964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.212013][ T32] r4:00000000 [ 1326.212058][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.212735][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.212835][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.212953][ T32] r5:00001000 r4:e01f9000 [ 1326.213046][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.213169][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.213270][ T32] r5:84b52f8c r4:84b52c00 [ 1326.213329][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.213432][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.213478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.213591][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.213646][ T32] r4:846ded00 [ 1326.213704][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.213802][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 5 printk messages dropped ** [ 1326.214271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.214983][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.215595][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd51e08 ** 7 printk messages dropped ** [ 1326.216157][ T32] r9:83018005 r8:84a16000 r7:00000000 r6:83018000 r5:00001000 r4:7f787000 ** 1 printk messages dropped ** [ 1326.216358][ T32] r5:00001000 r4:ecc97000 ** 4 printk messages dropped ** [ 1326.216759][ T32] r7:dddced80 r6:83018000 r5:87ef7b8c r4:846f8000 ** 8 printk messages dropped ** [ 1326.217397][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.218840][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.219347][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1326.219748][ T32] r4:82ac11e4 [ 1326.219812][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.219906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.219986][ T32] r4:e05e1dc0 [ 1326.220036][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.220132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.220184][ T32] r4:00000000 [ 1326.220228][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.220317][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.220364][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.220455][ T32] r5:00001000 r4:e01f9000 [ 1326.220513][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.220597][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.220683][ T32] r5:84b52f8c r4:84b52c00 [ 1326.220727][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.220817][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.220867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.220963][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.221018][ T32] r4:846ded00 [ 1326.221105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.221205][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.221254][ T32] r4:00000001 [ 1326.221298][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.221373][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.221454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.221521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.221578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.221637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.221684][ T32] r4:84a7ddc0 [ 1326.221742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.221838][ T32] INFO: task kworker/0:84:3313 blocked for more than 452 seconds. [ 1326.221933][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.222019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.222065][ T32] task:kworker/0:84 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.246841][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.247044][ T32] Call trace: [ 1326.247130][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.247262][ T32] r10:829188dc r9:dfd59d84 r8:00000002 r7:60000113 r6:dfd59d8c r5:84a15400 [ 1326.247319][ T32] r4:84a15400 [ 1326.247365][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.247449][ T32] r5:84a15400 r4:829188d8 [ 1326.247496][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.247586][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.247679][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd59e08 [ 1326.247730][ T32] r4:00000000 [ 1326.247807][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.247896][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.247976][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.248071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87af1040 [ 1326.248132][ T32] r4:00000000 [ 1326.248219][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.248325][ T32] r9:83018005 r8:84a15400 r7:00000000 r6:83018000 r5:00001000 r4:7f78d000 [ 1326.248388][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.248504][ T32] r5:00001000 r4:ecd17000 [ 1326.248569][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.248657][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.248743][ T32] r5:847cdf8c r4:847cdc00 [ 1326.248787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.249056][ T32] r10:61c88647 r9:84a15400 r8:846f81ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1326.250910][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.270262][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1326.270834][ T32] r5:00001000 r4:e01f9000 ** 5 printk messages dropped ** [ 1326.271275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.272012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.283291][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.283813][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.284673][ T32] r5:00001000 r4:eccef000 [ 1326.284746][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.285153][ T32] r7:dddced80 r6:83018000 r5:847cd38c r4:846f8200 [ 1326.285216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.285325][ T32] r10:61c88647 r9:84a14800 r8:846f822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.285411][ T32] r4:846f8200 [ 1326.285465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.285562][ T32] r10:00000000 r9:846f8200 r8:8027f5e8 r7:dfd51e60 r6:846f6380 r5:84a14800 [ 1326.285606][ T32] r4:00000001 [ 1326.285644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.285710][ T32] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1326.285762][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.285818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.285897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.285958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.286028][ T32] r4:846e7d80 [ 1326.286888][ T32] INFO: task kworker/0:85:3315 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.286985][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.287147][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.287237][ T32] Call trace: [ 1326.287335][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.287429][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.287488][ T32] r4:00000000 [ 1326.287528][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.287596][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.287649][ T32] 1d20: d1b50000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.287728][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.287812][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.287881][ T32] r5:80000013 r4:80239bb0 [ 1326.287925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.287999][ T32] r4:82ac11e4 [ 1326.288037][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.288120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.288189][ T32] r4:e05e1dc0 [ 1326.288247][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.288367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.288440][ T32] r4:00000000 [ 1326.288484][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.288566][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.288634][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.288715][ T32] r5:00001000 r4:e01f9000 [ 1326.288774][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.289144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1326.289660][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.290374][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.290951][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.291734][ T32] r5:00001000 r4:eccaf000 [ 1326.291794][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.291894][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.320693][ T32] r4:846f8280 ** 5 printk messages dropped ** [ 1326.321185][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.323427][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.323926][ T32] 1d20: d1f24000 e01b7000 00000001 80239b98 7f157000 00000001 ** 7 printk messages dropped ** [ 1326.324500][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1326.324920][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.325655][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1326.326102][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.326857][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.327234][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1326.327932][ T32] r9:83018005 r8:84a18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f785000 ** 1 printk messages dropped ** [ 1326.328073][ T32] r5:00001000 r4:ecc6f000 ** 4 printk messages dropped ** [ 1326.328395][ T32] r7:dddced80 r6:83018000 r5:87ef778c r4:846f8380 ** 8 printk messages dropped ** [ 1326.328901][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.330229][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.330607][ T32] 1d20: d1f24000 e01b7000 00000001 80239b98 7f157000 00000001 ** 8 printk messages dropped ** [ 1326.331121][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1326.331384][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.331431][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.331509][ T32] r5:00001000 r4:e01f9000 [ 1326.331549][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.331622][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.331699][ T32] r5:84b52f8c r4:84b52c00 [ 1326.331763][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.331855][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.331897][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.331981][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.332045][ T32] r4:846ded00 [ 1326.332094][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.332261][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.356395][ T32] r4:00000001 [ 1326.356434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.356491][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.356542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.356592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.356631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.356671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.356714][ T32] r4:84a7ddc0 [ 1326.356741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.356772][ T32] INFO: task kworker/1:21:3328 blocked for more than 452 seconds. [ 1326.356805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.356829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.356850][ T32] task:kworker/1:21 state:D stack:0 pid:3328 tgid:3328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.356905][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.356952][ T32] Call trace: [ 1326.357005][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.357086][ T32] r10:829188dc r9:dfd7dd84 r8:00000002 r7:60000013 r6:dfd7dd8c r5:84a1b000 [ 1326.357137][ T32] r4:84a1b000 [ 1326.357162][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.357230][ T32] r5:84a1b000 r4:829188d8 [ 1326.357255][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.357330][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.357402][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd7de08 [ 1326.357450][ T32] r4:00000000 [ 1326.357482][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.357523][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.357584][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.357631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ce780 [ 1326.357653][ T32] r4:00000000 [ 1326.357673][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.357717][ T32] r9:83018205 r8:84a1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1326.357760][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.357817][ T32] r5:00001000 r4:ebba9000 [ 1326.357841][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.357881][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.357921][ T32] r5:85a6878c r4:85a68400 [ 1326.358008][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.358095][ T32] r7:ddde2d80 r6:83018200 r5:85a6878c r4:846f6600 [ 1326.358124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.358192][ T32] r10:61c88647 r9:84a1b000 r8:846f662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.358219][ T32] r4:846f6600 [ 1326.358239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.358283][ T32] r10:00000000 r9:846f6600 r8:8027f5e8 r7:dfae9e60 r6:846f6680 r5:84a1b000 [ 1326.358305][ T32] r4:00000001 [ 1326.358333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.358392][ T32] Exception stack(0xdfd7dfb0 to 0xdfd7dff8) [ 1326.358431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.358463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.358491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.358541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.358567][ T32] r4:846efc80 [ 1326.359021][ T32] INFO: task kworker/1:21:3328 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.359058][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.359144][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.359237][ T32] Call trace: [ 1326.359316][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.359388][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.359416][ T32] r4:00000000 [ 1326.359436][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.359494][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.359535][ T32] 1d20: d232f000 e01b7000 00000001 80239b98 7f157000 00000001 ** 4 printk messages dropped ** [ 1326.359676][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.359869][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.360094][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.360429][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.360655][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1326.360849][ T32] task:kworker/1:22 state:D stack:0 pid:3330 tgid:3330 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.361340][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.361723][ T32] r5:00001000 r4:ebc57000 ** 1 printk messages dropped ** [ 1326.361785][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.374277][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1326.374367][ T32] Exception stack(0xdfc39fb0 to 0xdfc39ff8) [ 1326.374396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.374426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.374453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.374483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.374516][ T32] r4:846eff00 [ 1326.374949][ T32] INFO: task kworker/1:22:3330 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.375007][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.375127][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.375242][ T32] Call trace: [ 1326.375310][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.375365][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.375390][ T32] r4:00000000 [ 1326.375433][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.375474][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.375503][ T32] 1d20: d27f9000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.375553][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.375583][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.375630][ T32] r5:80000013 r4:80239bb0 [ 1326.375654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.375695][ T32] r4:82ac11e4 [ 1326.375716][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.375771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.375799][ T32] r4:e05e1dc0 [ 1326.375829][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.375875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.375898][ T32] r4:00000000 [ 1326.375928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.376021][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.376047][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.376112][ T32] r5:00001000 r4:e01f9000 [ 1326.376144][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.376197][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.376240][ T32] r5:84b52f8c r4:84b52c00 [ 1326.376260][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.376328][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.376353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.376400][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1326.376506][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 11 printk messages dropped ** [ 1326.377024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1326.377449][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.377947][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.378011][ T32] r5:00001000 r4:ec493000 [ 1326.378066][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.378288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1326.378725][ T32] r4:84a7c440 ** 3 printk messages dropped ** [ 1326.379197][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.379399][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1326.379666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1326.380177][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1326.380348][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1326.380630][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.381006][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.381254][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.381763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.381870][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.406275][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) ** 7 printk messages dropped ** [ 1326.407347][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1326.407631][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.407671][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.407722][ T32] 1d20: d2d21000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.407783][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.407810][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.407834][ T32] r5:80000013 r4:80239bb0 [ 1326.407870][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.407914][ T32] r4:82ac11e4 [ 1326.407956][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.408003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.408056][ T32] r4:e05e1dc0 [ 1326.408079][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.408152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.408190][ T32] r4:00000000 [ 1326.408211][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.408272][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.408318][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.408373][ T32] r5:00001000 r4:e01f9000 [ 1326.408418][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.408467][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.408519][ T32] r5:84b52f8c r4:84b52c00 [ 1326.408543][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.408590][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.408632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.408704][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.408730][ T32] r4:846ded00 [ 1326.408776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.408824][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.408856][ T32] r4:00000001 [ 1326.408877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.408933][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.408976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.409006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.409032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.409060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.409083][ T32] r4:84a7ddc0 [ 1326.409246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.409499][ T32] INFO: task kworker/0:187:3763 blocked for more than 452 seconds. [ 1326.409574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.409612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.409641][ T32] task:kworker/0:187 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.409723][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.409869][ T32] Call trace: [ 1326.409916][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.410007][ T32] r10:829188dc r9:e0569d84 r8:00000002 r7:60000013 r6:e0569d8c r5:850c0000 [ 1326.410038][ T32] r4:850c0000 [ 1326.410094][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.410150][ T32] r5:850c0000 r4:829188d8 [ 1326.410193][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.410247][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.410306][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0569e08 [ 1326.410362][ T32] r4:00000000 [ 1326.410390][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.410438][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.410485][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.410540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fbf40 [ 1326.410568][ T32] r4:00000000 [ 1326.410679][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.410729][ T32] r9:83018005 r8:850c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1326.410816][ T32] r5:00001000 r4:e00a3000 [ 1326.410837][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.410994][ T32] r7:dddced80 r6:83018000 r5:84b8b38c r4:84a70a00 ** 5 printk messages dropped ** [ 1326.411314][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.411637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.427102][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.427344][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1326.427626][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1326.428077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1326.428359][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.428873][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.429146][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1326.429756][ T32] r5:00001000 r4:e069f000 [ 1326.429804][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.430168][ T32] r7:ddde2d80 r6:83018200 r5:84b5638c r4:846de500 ** 7 printk messages dropped ** [ 1326.430482][ T32] Exception stack(0xe0571fb0 to 0xe0571ff8) ** 6 printk messages dropped ** [ 1326.431139][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.432306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1326.445039][ T32] r5:84b52f8c r4:84b52c00 ** 3 printk messages dropped ** [ 1326.445195][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.445495][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.445545][ T32] r4:84a7ddc0 [ 1326.445569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.445624][ T32] INFO: task kworker/0:189:3785 blocked for more than 452 seconds. [ 1326.445682][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.445746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.445781][ T32] task:kworker/0:189 state:D stack:0 pid:3785 tgid:3785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.445849][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.445898][ T32] Call trace: [ 1326.445958][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.446036][ T32] r10:829188dc r9:e05a5d84 r8:00000002 r7:60000113 r6:e05a5d8c r5:84a39800 [ 1326.446083][ T32] r4:84a39800 [ 1326.446107][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.446148][ T32] r5:84a39800 r4:829188d8 [ 1326.446181][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.446224][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.446279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 [ 1326.446314][ T32] r4:00000000 [ 1326.446337][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.446390][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.446460][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.446505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84929840 [ 1326.446527][ T32] r4:00000000 [ 1326.446547][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.446612][ T32] r9:83018005 r8:84a39800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.446636][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.446678][ T32] r5:00001000 r4:e05c5000 [ 1326.446698][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.446736][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.446798][ T32] r5:84b8938c r4:84b89000 [ 1326.446821][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.446875][ T32] r7:dddced80 r6:83018000 r5:84b8938c r4:84a6ef80 [ 1326.446906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.446955][ T32] r10:61c88647 r9:84a39800 r8:84a6efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.447033][ T32] r4:84a6ef80 [ 1326.447079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.447126][ T32] r10:00000000 r9:84a6ef80 r8:8027f5e8 r7:e0569e60 r6:84ab3000 r5:84a39800 [ 1326.447148][ T32] r4:00000001 [ 1326.447168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.447204][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1326.447230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.447258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.447285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.447346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.447372][ T32] r4:84ab5700 [ 1326.447921][ T32] INFO: task kworker/0:189:3785 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.447983][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.448056][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.448102][ T32] Call trace: [ 1326.448132][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.448179][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.448203][ T32] r4:00000000 [ 1326.448247][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.448291][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.448330][ T32] 1d20: d3325000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.448362][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.448410][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.448438][ T32] r5:80000013 r4:80239bb0 [ 1326.448481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.448524][ T32] r4:82ac11e4 [ 1326.448544][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.448586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.448609][ T32] r4:e05e1dc0 [ 1326.448665][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.448709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.448758][ T32] r4:00000000 [ 1326.448783][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.448848][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1326.449017][ T32] r5:84b52f8c r4:84b52c00 ** 3 printk messages dropped ** [ 1326.449150][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.449558][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1326.449748][ T32] task:kworker/1:153 state:D stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1326.449897][ T32] Call trace: [ 1326.449942][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.450017][ T32] r10:829188dc r9:e05e5d84 r8:00000002 r7:60000113 r6:e05e5d8c r5:84a3e000 [ 1326.450042][ T32] r4:84a3e000 [ 1326.450062][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.450102][ T32] r5:84a3e000 r4:829188d8 [ 1326.450143][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.450187][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.450232][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e5e08 [ 1326.450254][ T32] r4:00000000 [ 1326.450295][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.450346][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.450712][ T32] r5:00001000 r4:e050d000 [ 1326.450732][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.450779][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.451033][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.451482][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1326.452147][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1326.472950][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.473150][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.473512][ T32] r5:84b52f8c r4:84b52c00 ** 3 printk messages dropped ** [ 1326.473663][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.474088][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1326.474301][ T32] task:kworker/1:154 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.474867][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.475224][ T32] r5:00001000 r4:e05e9000 ** 1 printk messages dropped ** [ 1326.475307][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.475699][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.475906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.476769][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1326.477226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 11 printk messages dropped ** [ 1326.477652][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.477963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1326.478064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.478098][ T32] INFO: task kworker/1:155:3806 blocked for more than 452 seconds. [ 1326.478130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.478153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.478183][ T32] task:kworker/1:155 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.478229][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.478296][ T32] Call trace: [ 1326.478340][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.478384][ T32] r10:829188dc r9:e05f5d84 r8:00000002 r7:60000113 r6:e05f5d8c r5:850c8c00 [ 1326.478408][ T32] r4:850c8c00 [ 1326.478438][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.478503][ T32] r5:850c8c00 r4:829188d8 [ 1326.478546][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.478589][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.478659][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1326.478686][ T32] r4:00000000 [ 1326.478726][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.478804][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.478850][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.478914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a75440 [ 1326.478962][ T32] r4:00000000 [ 1326.478995][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.479049][ T32] r9:83018205 r8:850c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1326.479083][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.479130][ T32] r5:00001000 r4:e05f9000 [ 1326.479173][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.479236][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.479303][ T32] r5:84b5378c r4:84b53400 [ 1326.479327][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.479374][ T32] r7:ddde2d80 r6:83018200 r5:84b5378c r4:846dee80 [ 1326.479395][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.479440][ T32] r10:61c88647 r9:850c8c00 r8:846deeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.479463][ T32] r4:846dee80 [ 1326.479482][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.479526][ T32] r10:00000000 r9:846dee80 r8:8027f5e8 r7:e0571e60 r6:84ab3580 r5:850c8c00 [ 1326.479551][ T32] r4:00000001 [ 1326.479580][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.479618][ T32] Exception stack(0xe05f5fb0 to 0xe05f5ff8) [ 1326.479666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.479718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.479749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.479790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.479831][ T32] r4:84a75240 [ 1326.480134][ T32] INFO: task kworker/1:155:3806 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.480168][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.480224][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.480300][ T32] Call trace: [ 1326.480335][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.480392][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.480440][ T32] r4:00000000 [ 1326.480483][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.480524][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.480592][ T32] 1d20: d3746000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.480624][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.480659][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.480686][ T32] r5:80000013 r4:80239bb0 [ 1326.480706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.480746][ T32] r4:82ac11e4 [ 1326.480787][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.480856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.480883][ T32] r4:e05e1dc0 [ 1326.480924][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.480969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.480991][ T32] r4:00000000 [ 1326.481033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.481107][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.481155][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.481200][ T32] r5:00001000 r4:e01f9000 [ 1326.481220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.481310][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1326.481552][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1326.481779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.508773][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.509269][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.510124][ T32] r5:00001000 r4:e0601000 [ 1326.510150][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.510438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.511255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.526515][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.526985][ T32] r4:e05e1dc0 [ 1326.527079][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.527185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.527212][ T32] r4:00000000 [ 1326.527304][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.527428][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.527455][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.527545][ T32] r5:00001000 r4:e01f9000 [ 1326.527601][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.527846][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.527932][ T32] r5:84b52f8c r4:84b52c00 [ 1326.527965][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.528192][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.528224][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.528315][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.528472][ T32] r4:846ded00 [ 1326.528525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.528620][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.528720][ T32] r4:00000001 [ 1326.528744][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.528779][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.528808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.528852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.528941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.528976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.528998][ T32] r4:84a7ddc0 [ 1326.529022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.529162][ T32] INFO: task kworker/1:157:3810 blocked for more than 453 seconds. [ 1326.529200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.529225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.529289][ T32] task:kworker/1:157 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.529351][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.529397][ T32] Call trace: [ 1326.529604][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.529755][ T32] r10:829188dc r9:e01edd84 r8:00000002 r7:60000013 r6:e01edd8c r5:84b6d400 [ 1326.529801][ T32] r4:84b6d400 [ 1326.529855][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.529990][ T32] r5:84b6d400 r4:829188d8 [ 1326.530091][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.530148][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.530208][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01ede08 [ 1326.530237][ T32] r4:00000000 [ 1326.530260][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.530336][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.530394][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.530444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a75700 ** 3 printk messages dropped ** [ 1326.530676][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.530719][ T32] r5:00001000 r4:e0611000 [ 1326.530876][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.531533][ T32] r10:61c88647 r9:84b6d400 r8:84a4c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.532154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.544666][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.545085][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1326.545313][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.545462][ T32] r5:84b52f8c r4:84b52c00 [ 1326.545482][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.545527][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.545560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.545630][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.545656][ T32] r4:846ded00 [ 1326.545700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.545785][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.545842][ T32] r4:00000001 [ 1326.545889][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.545933][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.545999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.546067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.546099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.546130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.546153][ T32] r4:84a7ddc0 [ 1326.546186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.546239][ T32] INFO: task kworker/1:158:3812 blocked for more than 453 seconds. [ 1326.546277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.546301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.546323][ T32] task:kworker/1:158 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.546394][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.546459][ T32] Call trace: [ 1326.546493][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.546538][ T32] r10:829188dc r9:e060dd84 r8:00000002 r7:60000013 r6:e060dd8c r5:84b6c800 [ 1326.546562][ T32] r4:84b6c800 [ 1326.546599][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.546644][ T32] r5:84b6c800 r4:829188d8 [ 1326.546673][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.546716][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.546782][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e060de08 [ 1326.546808][ T32] r4:00000000 [ 1326.546828][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.546873][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.546908][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.547123][ T32] r5:00001000 r4:e061d000 [ 1326.547143][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.547292][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.547610][ T32] Exception stack(0xe060dfb0 to 0xe060dff8) [ 1326.547639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.547667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.547693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.547777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.547804][ T32] r4:84a75480 [ 1326.548156][ T32] INFO: task kworker/1:158:3812 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.548215][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.548283][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.548329][ T32] Call trace: [ 1326.548358][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.548404][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.548427][ T32] r4:00000000 [ 1326.548446][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.548482][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.548510][ T32] 1d20: d3df6000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.548561][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.548591][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.548639][ T32] r5:80000013 r4:80239bb0 [ 1326.548663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.548714][ T32] r4:82ac11e4 [ 1326.548737][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.548779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.548824][ T32] r4:e05e1dc0 [ 1326.548853][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.548896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 6 printk messages dropped ** [ 1326.549219][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.549571][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.549784][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1326.550032][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.550286][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1326.550804][ T32] r5:00001000 r4:e063d000 [ 1326.550861][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.550904][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.550945][ T32] r5:84b54b8c r4:84b54800 [ 1326.550989][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.551038][ T32] r7:ddde2d80 r6:83018200 r5:84b54b8c r4:84a4c180 [ 1326.551081][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.551174][ T32] r10:61c88647 r9:84b6ec00 r8:84a4c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.551201][ T32] r4:84a4c180 [ 1326.551221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.551340][ T32] r10:00000000 r9:84a4c180 r8:8027f5e8 r7:e0571e60 r6:84a4c300 r5:84b6ec00 [ 1326.551367][ T32] r4:00000001 [ 1326.551386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.551444][ T32] Exception stack(0xe0619fb0 to 0xe0619ff8) [ 1326.551473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.551502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.551529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.551600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.551626][ T32] r4:84a756c0 [ 1326.551945][ T32] INFO: task kworker/1:159:3814 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.552000][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.552060][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.552103][ T32] Call trace: [ 1326.552147][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1326.573153][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1326.573536][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 8 printk messages dropped ** [ 1326.574005][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.574418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.574770][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.575136][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.575455][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.575496][ T32] r5:00001000 r4:e064b000 ** 2 printk messages dropped ** [ 1326.575618][ T32] r5:84b5538c r4:84b55000 ** 3 printk messages dropped ** [ 1326.575796][ T32] r10:61c88647 r9:84bc5400 r8:84a4c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.576156][ T32] r4:84a756c0 ** 3 printk messages dropped ** [ 1326.576820][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.577079][ T32] 1d20: d448f000 e01b7000 00000001 80239b98 7f157000 00000001 ** 10 printk messages dropped ** [ 1326.577489][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.577792][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1326.578020][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1326.578332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.578636][ T32] Call trace: ** 3 printk messages dropped ** [ 1326.578795][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1326.578902][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.578942][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.578986][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1326.579009][ T32] r4:00000000 [ 1326.579028][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.579064][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.579098][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.579160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a75bc0 [ 1326.579196][ T32] r4:00000000 [ 1326.579219][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.579265][ T32] r9:83018205 r8:84b70000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1326.579286][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.579326][ T32] r5:00001000 r4:e0657000 [ 1326.579345][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.579403][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.579470][ T32] r5:84b5578c r4:84b55400 [ 1326.579493][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.579538][ T32] r7:ddde2d80 r6:83018200 r5:84b5578c r4:84a4c380 [ 1326.579560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.579606][ T32] r10:61c88647 r9:84b70000 r8:84a4c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.579649][ T32] r4:84a4c380 [ 1326.579671][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.579715][ T32] r10:00000000 r9:84a4c380 r8:8027f5e8 r7:e0571e60 r6:84a4c500 r5:84b70000 [ 1326.579737][ T32] r4:00000001 [ 1326.579755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.579788][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.579851][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.579885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.579912][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.579949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.579993][ T32] r4:84a75c80 [ 1326.580300][ T32] INFO: task kworker/1:161:3818 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.580353][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.580414][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.580459][ T32] Call trace: [ 1326.580502][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.580561][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.580587][ T32] r4:00000000 [ 1326.580608][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.580667][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.580698][ T32] 1d20: d448f000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.580727][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.580754][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.580798][ T32] r5:80000013 r4:80239bb0 [ 1326.580863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.580929][ T32] r4:82ac11e4 [ 1326.580953][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.581004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.581053][ T32] r4:e05e1dc0 [ 1326.581075][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.581133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.581174][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.581335][ T32] r5:00001000 r4:e01f9000 ** 5 printk messages dropped ** [ 1326.581570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.581789][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1326.582155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.615501][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.616061][ T32] r5:00001000 r4:e0663000 [ 1326.616109][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.616261][ T32] r7:ddde2d80 r6:83018200 r5:84b55f8c r4:84a4c480 ** 7 printk messages dropped ** [ 1326.616650][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) ** 6 printk messages dropped ** [ 1326.617459][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.618255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1326.618818][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1326.619100][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1326.619350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.619966][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.620265][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.620468][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.620535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab5e00 [ 1326.620561][ T32] r4:00000000 [ 1326.620583][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.620652][ T32] r9:83018205 r8:84b71800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1326.620676][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.620739][ T32] r5:00001000 r4:e067f000 [ 1326.620764][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.620804][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.620855][ T32] r5:84b55b8c r4:84b55800 [ 1326.620897][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.620948][ T32] r7:ddde2d80 r6:83018200 r5:84b55b8c r4:84a4c580 [ 1326.620969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.621036][ T32] r10:61c88647 r9:84b71800 r8:84a4c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.621062][ T32] r4:84a4c580 [ 1326.621103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.621151][ T32] r10:00000000 r9:84a4c580 r8:8027f5e8 r7:e0571e60 r6:84a4c700 r5:84b71800 [ 1326.621175][ T32] r4:00000001 [ 1326.621193][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.621258][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1326.621288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.621317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.621345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.621418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.621444][ T32] r4:84a75c80 [ 1326.621739][ T32] INFO: task kworker/1:163:3823 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.621772][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.622003][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.622115][ T32] Call trace: [ 1326.622242][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.642854][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.642908][ T32] r4:00000000 [ 1326.642932][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.643038][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.643141][ T32] 1d20: d50e8000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.643181][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.643247][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.643277][ T32] r5:80000013 r4:80239bb0 [ 1326.643298][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.643355][ T32] r4:82ac11e4 [ 1326.643379][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.643421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.643465][ T32] r4:e05e1dc0 [ 1326.643552][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.643685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.643711][ T32] r4:00000000 [ 1326.643742][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.643813][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.643848][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.643895][ T32] r5:00001000 r4:e01f9000 [ 1326.643916][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.643976][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.644022][ T32] r5:84b52f8c r4:84b52c00 [ 1326.644044][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.644089][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.644168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.644240][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.644267][ T32] r4:846ded00 [ 1326.644307][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.644378][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.644448][ T32] r4:00000001 [ 1326.644471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.644507][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.644556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.644589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.644617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.644689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.644720][ T32] r4:84a7ddc0 [ 1326.644745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1326.644871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1326.645587][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 ** 7 printk messages dropped ** [ 1326.646011][ T32] r9:83018205 r8:84b72400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 3 printk messages dropped ** [ 1326.646216][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.646647][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.646962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.647991][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1326.648353][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1326.649036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.649459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.649952][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.650255][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.650945][ T32] r5:00001000 r4:e06d7000 [ 1326.650969][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.651113][ T32] r7:ddde2d80 r6:83018200 r5:84b5678c r4:84a4c780 [ 1326.651133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.651200][ T32] r10:61c88647 r9:84b73000 r8:84a4c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.651225][ T32] r4:84a4c780 [ 1326.651244][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.651287][ T32] r10:00000000 r9:84a4c780 r8:8027f5e8 r7:e06a9e60 r6:84a4c900 r5:84b73000 [ 1326.651310][ T32] r4:00000001 [ 1326.651330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.651363][ T32] Exception stack(0xe06b1fb0 to 0xe06b1ff8) [ 1326.651389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.651439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.651469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.651497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.651531][ T32] r4:846dd100 [ 1326.651826][ T32] INFO: task kworker/1:165:3827 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.651911][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.651972][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.652088][ T32] Call trace: [ 1326.652123][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.672613][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.672694][ T32] r4:00000000 [ 1326.672745][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.672813][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.672853][ T32] 1d20: d5550000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.672885][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.672921][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.672949][ T32] r5:80000013 r4:80239bb0 [ 1326.672992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.673069][ T32] r4:82ac11e4 [ 1326.673104][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.673173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.673199][ T32] r4:e05e1dc0 [ 1326.673220][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.673262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.673284][ T32] r4:00000000 [ 1326.673304][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.673349][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.673413][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.673463][ T32] r5:00001000 r4:e01f9000 [ 1326.673511][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.673560][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.673646][ T32] r5:84b52f8c r4:84b52c00 [ 1326.673671][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.673718][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.673764][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.673847][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.673874][ T32] r4:846ded00 [ 1326.673895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.673965][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.674019][ T32] r4:00000001 [ 1326.674040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.674100][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.674130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.674160][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.674229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.674268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.674291][ T32] r4:84a7ddc0 [ 1326.674337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.674370][ T32] INFO: task kworker/1:166:3828 blocked for more than 453 seconds. [ 1326.674443][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.674492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.674537][ T32] task:kworker/1:166 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.674599][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.674666][ T32] Call trace: [ 1326.674746][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1326.674996][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.675645][ T32] r5:00001000 r4:e06cb000 [ 1326.675669][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.675709][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.676002][ T32] r10:61c88647 r9:84b73c00 r8:84a4c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.676448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.677465][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.677807][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1326.678172][ T32] r5:00001000 r4:e01f9000 ** 6 printk messages dropped ** [ 1326.678531][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1326.679048][ T32] INFO: task kworker/1:167:3831 blocked for more than 453 seconds. ** 8 printk messages dropped ** [ 1326.679504][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1326.680059][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.680224][ T32] r5:00001000 r4:e06e3000 ** 1 printk messages dropped ** [ 1326.680378][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.680899][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) ** 7 printk messages dropped ** [ 1326.681497][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.681922][ T32] 1d20: d5550000 e01b7000 00000001 80239b98 7f157000 00000001 ** 10 printk messages dropped ** [ 1326.707192][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.707551][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 ** 6 printk messages dropped ** [ 1326.707855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1326.707955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.707982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.708010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.708033][ T32] r4:84a7ddc0 [ 1326.708069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.708114][ T32] INFO: task kworker/1:168:3832 blocked for more than 453 seconds. [ 1326.708170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.708208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.708239][ T32] task:kworker/1:168 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.708325][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.708420][ T32] Call trace: [ 1326.708454][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.708519][ T32] r10:829188dc r9:e06e1d84 r8:00000002 r7:60000013 r6:e06e1d8c r5:84b75400 [ 1326.708592][ T32] r4:84b75400 [ 1326.708617][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.708660][ T32] r5:84b75400 r4:829188d8 [ 1326.708680][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.708741][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.708857][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1326.708884][ T32] r4:00000000 [ 1326.708904][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.708984][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.709023][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.709076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846dd7c0 [ 1326.709123][ T32] r4:00000000 [ 1326.709168][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.709216][ T32] r9:83018205 r8:84b75400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.709238][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.709300][ T32] r5:00001000 r4:e06ef000 [ 1326.709323][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.709377][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.709422][ T32] r5:84b57b8c r4:84b57800 [ 1326.709491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.709538][ T32] r7:ddde2d80 r6:83018200 r5:84b57b8c r4:84a4cb00 [ 1326.709559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.709605][ T32] r10:61c88647 r9:84b75400 r8:84a4cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.709627][ T32] r4:84a4cb00 [ 1326.709645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.709689][ T32] r10:00000000 r9:84a4cb00 r8:8027f5e8 r7:e06d5e60 r6:84a4cb80 r5:84b75400 [ 1326.709712][ T32] r4:00000001 [ 1326.709731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.709765][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1326.709792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.709821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.709877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.709910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.709932][ T32] r4:846dd1c0 [ 1326.710439][ T32] INFO: task kworker/1:168:3832 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.710520][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.710583][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.710630][ T32] Call trace: [ 1326.710659][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.710705][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.710728][ T32] r4:00000000 [ 1326.710748][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.710785][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.710812][ T32] 1d20: d58e8000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.710847][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.710895][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.710923][ T32] r5:80000013 r4:80239bb0 [ 1326.710944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1326.711302][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.711565][ T32] r5:84b52f8c r4:84b52c00 ** 3 printk messages dropped ** [ 1326.711705][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1326.725081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1326.725546][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1326.725943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846dd980 ** 4 printk messages dropped ** [ 1326.726134][ T32] r5:00001000 r4:e06fb000 ** 4 printk messages dropped ** [ 1326.726327][ T32] r7:ddde2d80 r6:83018200 r5:84b5738c r4:84a4cc00 ** 9 printk messages dropped ** [ 1326.726684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.727540][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1326.727869][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.728078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 10 printk messages dropped ** [ 1326.728504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.728717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.728752][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.728789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.728841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.728873][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.728934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.728960][ T32] r4:84a7ddc0 [ 1326.728981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.729008][ T32] INFO: task kworker/1:170:3837 blocked for more than 453 seconds. [ 1326.729039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.729063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.729124][ T32] task:kworker/1:170 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.729183][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.729232][ T32] Call trace: [ 1326.729286][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.729335][ T32] r10:829188dc r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84b76c00 [ 1326.729359][ T32] r4:84b76c00 [ 1326.729379][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.729419][ T32] r5:84b76c00 r4:829188d8 [ 1326.729439][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.729491][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.729540][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1326.729576][ T32] r4:00000000 [ 1326.729609][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.729672][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.729712][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.729753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ddbc0 [ 1326.729786][ T32] r4:00000000 [ 1326.729810][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.729863][ T32] r9:83018205 r8:84b76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1326.729886][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.729929][ T32] r5:00001000 r4:e0717000 [ 1326.729952][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.730024][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.730067][ T32] r5:8500038c r4:85000000 [ 1326.730088][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.730132][ T32] r7:ddde2d80 r6:83018200 r5:8500038c r4:84a4cc80 [ 1326.730166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.730218][ T32] r10:61c88647 r9:84b76c00 r8:84a4ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.730242][ T32] r4:84a4cc80 [ 1326.730272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.730319][ T32] r10:00000000 r9:84a4cc80 r8:8027f5e8 r7:e056de60 r6:84a4ce00 r5:84b76c00 [ 1326.730343][ T32] r4:00000001 [ 1326.730365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.730400][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1326.730448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.730482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.730544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.730577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.730626][ T32] r4:846dd780 [ 1326.730948][ T32] INFO: task kworker/1:170:3837 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.730995][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.731085][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.731147][ T32] Call trace: [ 1326.731193][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.731243][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.731269][ T32] r4:00000000 [ 1326.731301][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.731368][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.731400][ T32] 1d20: d5f12000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.731431][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.731457][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.731482][ T32] r5:80000013 r4:80239bb0 [ 1326.731503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.731543][ T32] r4:82ac11e4 [ 1326.731564][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1326.731862][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.754857][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1326.755165][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.755793][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.756188][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 ** 7 printk messages dropped ** [ 1326.756537][ T32] r9:83018205 r8:850cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 1 printk messages dropped ** [ 1326.756609][ T32] r5:00001000 r4:e0707000 ** 5 printk messages dropped ** [ 1326.756823][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.757220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.758234][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.758468][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1326.758667][ T32] r4:e05e1dc0 [ 1326.758687][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.758748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.758775][ T32] r4:00000000 [ 1326.758795][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.758882][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.758908][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.758952][ T32] r5:00001000 r4:e01f9000 [ 1326.758973][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.759010][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.759052][ T32] r5:84b52f8c r4:84b52c00 [ 1326.759095][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.759144][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.759182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.759246][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.759273][ T32] r4:846ded00 [ 1326.759294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.759360][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.759388][ T32] r4:00000001 [ 1326.759408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.759452][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.759505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.759538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.759565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.759615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.759641][ T32] r4:84a7ddc0 [ 1326.759706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.759744][ T32] INFO: task kworker/1:172:3841 blocked for more than 453 seconds. [ 1326.759777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.759801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.759871][ T32] task:kworker/1:172 state:D stack:0 pid:3841 tgid:3841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.759921][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.759998][ T32] Call trace: [ 1326.760064][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.760135][ T32] r10:829188dc r9:e0725d84 r8:00000002 r7:60000113 r6:e0725d8c r5:850cc800 [ 1326.760161][ T32] r4:850cc800 [ 1326.760182][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.760223][ T32] r5:850cc800 r4:829188d8 [ 1326.760243][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.760310][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.760368][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 [ 1326.760410][ T32] r4:00000000 [ 1326.760434][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.760478][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.760513][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.760574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846f59c0 [ 1326.760601][ T32] r4:00000000 [ 1326.760622][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.760665][ T32] r9:83018205 r8:850cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1326.760709][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.760827][ T32] r5:00001000 r4:dfa17000 [ 1326.760866][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.760915][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.760964][ T32] r5:84b8978c r4:84b89400 ** 1 printk messages dropped ** [ 1326.761063][ T32] r7:ddde2d80 r6:83018200 r5:84b8978c r4:84a4cf00 ** 5 printk messages dropped ** [ 1326.761280][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.761501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.783554][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1326.784264][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.784504][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.784822][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1326.785397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.785868][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1326.786284][ T32] task:kworker/1:173 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.786980][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.787204][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.787368][ T32] r5:00001000 r4:e072b000 ** 1 printk messages dropped ** [ 1326.787457][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.787928][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.788281][ T32] r4:846ddc00 ** 2 printk messages dropped ** [ 1326.788968][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.789400][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 11 printk messages dropped ** [ 1326.789891][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 6 printk messages dropped ** [ 1326.790299][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.790415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.790465][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.790490][ T32] r4:846ded00 [ 1326.790509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.790554][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.790576][ T32] r4:00000001 [ 1326.790626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.790664][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.790694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.790723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.790753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.790841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.790944][ T32] r4:84a7ddc0 [ 1326.790968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.791052][ T32] INFO: task kworker/1:174:3844 blocked for more than 453 seconds. [ 1326.791086][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.791167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.791282][ T32] task:kworker/1:174 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.791418][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.791571][ T32] Call trace: [ 1326.791698][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.791842][ T32] r10:829188dc r9:e0741d84 r8:00000002 r7:60000013 r6:e0741d8c r5:850ce000 [ 1326.792076][ T32] r4:850ce000 [ 1326.792118][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.812557][ T32] r5:850ce000 r4:829188d8 [ 1326.812674][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.812748][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.812796][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0741e08 [ 1326.812842][ T32] r4:00000000 [ 1326.812868][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.812931][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.812977][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.813052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ddf80 [ 1326.813091][ T32] r4:00000000 [ 1326.813115][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.813190][ T32] r9:83018205 r8:850ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1326.813241][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.813290][ T32] r5:00001000 r4:df97f000 [ 1326.813310][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.813348][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.813435][ T32] r5:85000f8c r4:85000c00 [ 1326.813469][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.813542][ T32] r7:ddde2d80 r6:83018200 r5:85000f8c r4:84a4ce80 [ 1326.813567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.813613][ T32] r10:61c88647 r9:850ce000 r8:84a4ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.813644][ T32] r4:84a4ce80 [ 1326.813667][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.813713][ T32] r10:00000000 r9:84a4ce80 r8:8027f5e8 r7:e0725e60 r6:84ab3800 r5:850ce000 [ 1326.813736][ T32] r4:00000001 [ 1326.813766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.813835][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) ** 2 printk messages dropped ** [ 1326.814020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.814964][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 5 printk messages dropped ** [ 1326.815179][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1326.815522][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.815771][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.816129][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.816328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.816353][ T32] r4:84a7ddc0 [ 1326.816376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.816417][ T32] INFO: task kworker/1:175:3846 blocked for more than 453 seconds. [ 1326.816452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.816509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.816534][ T32] task:kworker/1:175 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.816591][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.816647][ T32] Call trace: [ 1326.816681][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.816727][ T32] r10:829188dc r9:e0745d84 r8:00000002 r7:60000113 r6:e0745d8c r5:850ca400 [ 1326.816749][ T32] r4:850ca400 [ 1326.816769][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.816837][ T32] r5:850ca400 r4:829188d8 [ 1326.816865][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.816905][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.816950][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1326.816972][ T32] r4:00000000 [ 1326.817012][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.817054][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.817105][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.817192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846bb200 [ 1326.817219][ T32] r4:00000000 [ 1326.817250][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.817318][ T32] r9:83018205 r8:850ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1326.817343][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.817407][ T32] r5:00001000 r4:dfd33000 [ 1326.817432][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.817471][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.817511][ T32] r5:8500178c r4:85001400 [ 1326.817531][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.817574][ T32] r7:ddde2d80 r6:83018200 r5:8500178c r4:846def80 [ 1326.817616][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.817664][ T32] r10:61c88647 r9:850ca400 r8:846defac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.817686][ T32] r4:846def80 [ 1326.817706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.817748][ T32] r10:00000000 r9:846def80 r8:8027f5e8 r7:e0725e60 r6:84ab3880 r5:850ca400 [ 1326.817787][ T32] r4:00000001 [ 1326.817837][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.817880][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1326.817934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.817992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.818109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.818143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1326.818576][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.818928][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 3 printk messages dropped ** [ 1326.819063][ T32] r4:82ac11e4 [ 1326.819110][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.819158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.819204][ T32] r4:e05e1dc0 [ 1326.819248][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.819302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.819327][ T32] r4:00000000 [ 1326.819347][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.819390][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.819411][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.819473][ T32] r5:00001000 r4:e01f9000 [ 1326.819537][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.819626][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.819685][ T32] r5:84b52f8c r4:84b52c00 [ 1326.819771][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.819858][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.819927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1326.820033][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1326.820297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.820616][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.820979][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.821465][ T32] r5:00001000 r4:dfbd3000 [ 1326.821505][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.821556][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.821861][ T32] r10:61c88647 r9:850cec00 r8:846deb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.852882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1326.853929][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1326.854610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1326.854963][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1326.855241][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.855495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1326.855805][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.856266][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 ** 8 printk messages dropped ** [ 1326.856714][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.856759][ T32] r5:00001000 r4:dfcdb000 [ 1326.856778][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.856815][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.856864][ T32] r5:8500138c r4:85001000 [ 1326.856886][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.856940][ T32] r7:ddde2d80 r6:83018200 r5:8500138c r4:846ba000 [ 1326.856965][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.857032][ T32] r10:61c88647 r9:850cd400 r8:846ba02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.857080][ T32] r4:846ba000 [ 1326.857122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.857168][ T32] r10:00000000 r9:846ba000 r8:8027f5e8 r7:e0745e60 r6:84ab3900 r5:850cd400 [ 1326.857192][ T32] r4:00000001 [ 1326.857211][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.857245][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 1326.857270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.857299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.857355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.857409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.857434][ T32] r4:846dd580 [ 1326.857738][ T32] INFO: task kworker/1:177:3850 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.857771][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.857883][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.857965][ T32] Call trace: [ 1326.858040][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.858092][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.858116][ T32] r4:00000000 [ 1326.858136][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.858199][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.858232][ T32] 1d20: d70e8000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.858261][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.858308][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.858336][ T32] r5:80000013 r4:80239bb0 [ 1326.858378][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.858430][ T32] r4:82ac11e4 [ 1326.858476][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.858525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.858549][ T32] r4:e05e1dc0 [ 1326.858589][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.858634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.858658][ T32] r4:00000000 [ 1326.858678][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.858742][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.858789][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.858871][ T32] r5:00001000 r4:e01f9000 [ 1326.858912][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.858954][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.859018][ T32] r5:84b52f8c r4:84b52c00 [ 1326.859052][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.859105][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.859144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.859218][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.859244][ T32] r4:846ded00 [ 1326.859265][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.859309][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.859352][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.859541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.859759][ T32] task:kworker/1:178 state:D stack:0 pid:3852 tgid:3852 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.860237][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 ** 9 printk messages dropped ** [ 1326.860638][ T32] r5:00001000 r4:dfda7000 [ 1326.860658][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.860736][ T32] r5:85001b8c r4:85001800 ** 3 printk messages dropped ** [ 1326.860925][ T32] r10:61c88647 r9:850d8c00 r8:846ba12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.861251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.861884][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1326.880754][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.880983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 10 printk messages dropped ** [ 1326.881425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.881578][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.881931][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1326.882129][ T32] task:kworker/1:179 state:D stack:0 pid:3854 tgid:3854 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.894790][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.895032][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1326.895175][ T32] r5:00001000 r4:dfdd9000 ** 3 printk messages dropped ** [ 1326.895311][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.895599][ T32] r4:00000001 [ 1326.895641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.895689][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) [ 1326.895721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.895750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.895804][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.895842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.895875][ T32] r4:846bb040 [ 1326.896350][ T32] INFO: task kworker/1:179:3854 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.896407][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.896497][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.896543][ T32] Call trace: [ 1326.896574][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.896634][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.896683][ T32] r4:00000000 [ 1326.896727][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.896787][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.896829][ T32] 1d20: d7918000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.896888][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.896940][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.896988][ T32] r5:80000013 r4:80239bb0 [ 1326.897034][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.897076][ T32] r4:82ac11e4 [ 1326.897107][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.897152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.897198][ T32] r4:e05e1dc0 [ 1326.897222][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.897263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.897307][ T32] r4:00000000 [ 1326.897348][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.897395][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.897418][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.897468][ T32] r5:00001000 r4:e01f9000 [ 1326.897492][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.897553][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.897649][ T32] r5:84b52f8c r4:84b52c00 [ 1326.897676][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.897744][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.897774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.897821][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.897848][ T32] r4:846ded00 [ 1326.897868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.897913][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.897934][ T32] r4:00000001 [ 1326.897953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.898016][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.898045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.898096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.898148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.898180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.898224][ T32] r4:84a7ddc0 [ 1326.898250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.898279][ T32] INFO: task kworker/1:180:3856 blocked for more than 453 seconds. [ 1326.898311][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.898357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.898382][ T32] task:kworker/1:180 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.898462][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.898530][ T32] Call trace: [ 1326.898587][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.898664][ T32] r10:829188dc r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:850d9800 [ 1326.898692][ T32] r4:850d9800 [ 1326.898733][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.898786][ T32] r5:850d9800 r4:829188d8 [ 1326.898846][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.898989][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.899183][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.899339][ T32] r5:00001000 r4:dfe61000 [ 1326.899358][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.899396][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.899651][ T32] r10:61c88647 r9:850d9800 r8:846ba22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.899966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1326.900709][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1326.900980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 11 printk messages dropped ** [ 1326.901379][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.901777][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1326.902104][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1326.922929][ T32] r10:829188dc r9:e0771d84 r8:00000002 r7:60000013 r6:e0771d8c r5:850da400 ** 6 printk messages dropped ** [ 1326.923187][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.923374][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.923551][ T32] r5:00001000 r4:dfe1f000 [ 1326.923583][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.923736][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.924185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.924247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.924269][ T32] r4:846bb280 [ 1326.924744][ T32] INFO: task kworker/1:181:3858 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.924778][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.924884][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.924972][ T32] Call trace: [ 1326.925025][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.925076][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.925122][ T32] r4:00000000 [ 1326.925148][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.925208][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.925262][ T32] 1d20: d7dcd000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.925294][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.925320][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.925375][ T32] r5:80000013 r4:80239bb0 [ 1326.925415][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.925459][ T32] r4:82ac11e4 [ 1326.925500][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.925557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.925603][ T32] r4:e05e1dc0 [ 1326.925647][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.925691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.925727][ T32] r4:00000000 [ 1326.925751][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.925800][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.925822][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.925869][ T32] r5:00001000 r4:e01f9000 [ 1326.925913][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.925956][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.926024][ T32] r5:84b52f8c r4:84b52c00 [ 1326.926056][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.926124][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.926149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.926204][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.926251][ T32] r4:846ded00 [ 1326.926274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.926319][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1326.926341][ T32] r4:00000001 [ 1326.926361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.926420][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.926450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.926487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.926517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.926546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.926577][ T32] r4:84a7ddc0 [ 1326.926601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.926642][ T32] INFO: task kworker/1:182:3860 blocked for more than 453 seconds. [ 1326.926714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.926760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.926785][ T32] task:kworker/1:182 state:D stack:0 pid:3860 tgid:3860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.926848][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.926894][ T32] Call trace: [ 1326.926945][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.926994][ T32] r10:829188dc r9:e0779d84 r8:00000002 r7:60000113 r6:e0779d8c r5:850db000 [ 1326.927040][ T32] r4:850db000 [ 1326.927086][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.927137][ T32] r5:850db000 r4:829188d8 [ 1326.927161][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.927201][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.927245][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 [ 1326.927289][ T32] r4:00000000 [ 1326.927314][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.927374][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1326.927590][ T32] r9:83018205 r8:850db000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 1 printk messages dropped ** [ 1326.927650][ T32] r5:00001000 r4:dfedd000 [ 1326.927670][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.927920][ T32] r10:61c88647 r9:850db000 r8:846ba32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.928272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.928927][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1326.929230][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.929450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 9 printk messages dropped ** [ 1326.929903][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 ** 5 printk messages dropped ** [ 1326.930170][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.930380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1326.930761][ T32] r10:829188dc r9:e0781d84 r8:00000002 r7:60000013 r6:e0781d8c r5:850dbc00 [ 1326.930783][ T32] r4:850dbc00 [ 1326.930867][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.930936][ T32] r5:850dbc00 r4:829188d8 [ 1326.930962][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.931001][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.931044][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0781e08 [ 1326.931066][ T32] r4:00000000 [ 1326.931086][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.931122][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.931178][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.931230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846bb880 [ 1326.931279][ T32] r4:00000000 [ 1326.931312][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.931359][ T32] r9:83018205 r8:850dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1326.931380][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.931422][ T32] r5:00001000 r4:dfe99000 [ 1326.931442][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.931501][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.931563][ T32] r5:85002b8c r4:85002800 [ 1326.931586][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.931630][ T32] r7:ddde2d80 r6:83018200 r5:85002b8c r4:846ba380 [ 1326.931651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.931694][ T32] r10:61c88647 r9:850dbc00 r8:846ba3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.931715][ T32] r4:846ba380 [ 1326.931734][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.931797][ T32] r10:00000000 r9:846ba380 r8:8027f5e8 r7:e0779e60 r6:84ab3c80 r5:850dbc00 [ 1326.931825][ T32] r4:00000001 [ 1326.931874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.931923][ T32] Exception stack(0xe0781fb0 to 0xe0781ff8) [ 1326.931973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.932006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.932033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.932085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.932201][ T32] r4:846bb540 [ 1326.955170][ T32] INFO: task kworker/1:183:3862 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1326.955249][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.955370][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.955473][ T32] Call trace: [ 1326.955556][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1326.955616][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1326.955650][ T32] r4:00000000 [ 1326.955674][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.955716][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1326.955747][ T32] 1d20: d82c7000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1326.955782][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1326.955844][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.955874][ T32] r5:80000013 r4:80239bb0 [ 1326.955896][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.955938][ T32] r4:82ac11e4 [ 1326.955958][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.955999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1326.956043][ T32] r4:e05e1dc0 [ 1326.956104][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.956161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1326.956205][ T32] r4:00000000 [ 1326.956229][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.956297][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.956343][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.956390][ T32] r5:00001000 r4:e01f9000 [ 1326.956433][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.956475][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.956527][ T32] r5:84b52f8c r4:84b52c00 [ 1326.956563][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.956613][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1326.956635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.956702][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.956729][ T32] r4:846ded00 [ 1326.956770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.956819][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 2 printk messages dropped ** [ 1326.956915][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1326.957164][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.957598][ T32] r4:850de000 ** 4 printk messages dropped ** [ 1326.957784][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 ** 9 printk messages dropped ** [ 1326.958244][ T32] r5:00001000 r4:dffab000 [ 1326.958264][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.958302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.958532][ T32] r10:61c88647 r9:850de000 r8:846ba42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.958845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.959491][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1326.959870][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.960058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 10 printk messages dropped ** [ 1326.960429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.960659][ T32] r4:00000001 [ 1326.960679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.960734][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.960764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.960802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.960831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.960864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.960896][ T32] r4:84a7ddc0 [ 1326.960918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.960944][ T32] INFO: task kworker/1:185:3866 blocked for more than 453 seconds. [ 1326.960972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.961005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.961029][ T32] task:kworker/1:185 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.961105][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.961150][ T32] Call trace: [ 1326.961195][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1326.961240][ T32] r10:829188dc r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:850dec00 [ 1326.961263][ T32] r4:850dec00 [ 1326.961282][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1326.961332][ T32] r5:850dec00 r4:829188d8 [ 1326.961356][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.961417][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.961466][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1326.961490][ T32] r4:00000000 [ 1326.961509][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1326.961546][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.961582][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.961621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846bbc40 [ 1326.961643][ T32] r4:00000000 [ 1326.961684][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.961730][ T32] r9:83018205 r8:850dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.961752][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.961791][ T32] r5:00001000 r4:dff5d000 [ 1326.961834][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.961893][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.962015][ T32] r5:8500378c r4:85003400 [ 1326.962041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.962113][ T32] r7:ddde2d80 r6:83018200 r5:8500378c r4:846ba480 [ 1326.962211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.984532][ T32] r10:61c88647 r9:850dec00 r8:846ba4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.984605][ T32] r4:846ba480 [ 1326.984635][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.984704][ T32] r10:00000000 r9:846ba480 r8:8027f5e8 r7:e0789e60 r6:84ab3d80 r5:850dec00 [ 1326.984727][ T32] r4:00000001 [ 1326.984747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.984785][ T32] Exception stack(0xe0791fb0 to 0xe0791ff8) [ 1326.984816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.984855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.984907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.984941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.984975][ T32] r4:846bb940 [ 1326.985791][ T32] INFO: task kworker/1:185:3866 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 4 printk messages dropped ** [ 1326.986347][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1326.986854][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1326.987193][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1326.987558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.988045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.988378][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.988746][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.989227][ T32] r5:00001000 r4:dff73000 [ 1326.989246][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.989375][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.989907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.990791][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.990971][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1326.991563][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.991855][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.015274][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.015476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1327.015962][ T32] r10:829188dc r9:e0799d84 r8:00000002 r7:60000013 r6:e0799d8c r5:850dc800 ** 6 printk messages dropped ** [ 1327.016287][ T32] r4:00000000 [ 1327.016307][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.016356][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.016399][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.016440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846bbe80 [ 1327.016483][ T32] r4:00000000 [ 1327.016507][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.016574][ T32] r9:83018205 r8:850dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1327.016622][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.016700][ T32] r5:00001000 r4:dff8d000 [ 1327.016736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.016778][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.016819][ T32] r5:85003f8c r4:85003c00 [ 1327.016859][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.016907][ T32] r7:ddde2d80 r6:83018200 r5:85003f8c r4:846ba500 [ 1327.016950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.017009][ T32] r10:61c88647 r9:850dc800 r8:846ba52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.017034][ T32] r4:846ba500 [ 1327.017054][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.017119][ T32] r10:00000000 r9:846ba500 r8:8027f5e8 r7:e0789e60 r6:84ab3e80 r5:850dc800 [ 1327.017145][ T32] r4:00000001 [ 1327.017164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.017198][ T32] Exception stack(0xe0799fb0 to 0xe0799ff8) [ 1327.017224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.017273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.017304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.017355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.017403][ T32] r4:846bbe40 [ 1327.017924][ T32] INFO: task kworker/1:187:3870 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.017990][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.018093][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.018139][ T32] Call trace: [ 1327.018194][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.018241][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.018307][ T32] r4:00000000 [ 1327.018331][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.018370][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.018399][ T32] 1d20: d8d3a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.018438][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.018467][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.018491][ T32] r5:80000013 r4:80239bb0 [ 1327.018532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.018577][ T32] r4:82ac11e4 [ 1327.018597][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.018659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.018686][ T32] r4:e05e1dc0 [ 1327.018706][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.018748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.018770][ T32] r4:00000000 [ 1327.018789][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.018861][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.018887][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.018930][ T32] r5:00001000 r4:e01f9000 [ 1327.018965][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.019006][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.019047][ T32] r5:84b52f8c r4:84b52c00 [ 1327.019067][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.019111][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.019132][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.019199][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.019249][ T32] r4:846ded00 ** 2 printk messages dropped ** [ 1327.019363][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.019513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.019957][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.020340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 ** 9 printk messages dropped ** [ 1327.020791][ T32] r5:00001000 r4:dffe9000 [ 1327.020839][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.020987][ T32] r7:ddde2d80 r6:83018200 r5:8500438c r4:846ba580 ** 7 printk messages dropped ** [ 1327.021249][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) ** 6 printk messages dropped ** [ 1327.021769][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.033104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1327.033589][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.033962][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.034159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.034438][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.034821][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.035281][ T32] r5:00001000 r4:e0031000 [ 1327.035300][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.035338][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.035378][ T32] r5:8500478c r4:85004400 [ 1327.035424][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.035472][ T32] r7:ddde2d80 r6:83018200 r5:8500478c r4:846ba600 [ 1327.035493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.035539][ T32] r10:61c88647 r9:847c0c00 r8:846ba62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.035561][ T32] r4:846ba600 [ 1327.035580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.035622][ T32] r10:00000000 r9:846ba600 r8:8027f5e8 r7:e078de60 r6:84ab3f80 r5:847c0c00 [ 1327.035644][ T32] r4:00000001 [ 1327.035662][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.035697][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) [ 1327.035723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.035752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.035784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.035813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.035856][ T32] r4:846bbd40 [ 1327.036362][ T32] INFO: task kworker/1:189:3874 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.036400][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.036497][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.036544][ T32] Call trace: [ 1327.036584][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.036658][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.036705][ T32] r4:00000000 [ 1327.036750][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.036792][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.036848][ T32] 1d20: d8d3a000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.036882][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.036938][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.036976][ T32] r5:80000013 r4:80239bb0 [ 1327.037000][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.037040][ T32] r4:82ac11e4 [ 1327.037060][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.037100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.037145][ T32] r4:e05e1dc0 [ 1327.037189][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.037255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.037281][ T32] r4:00000000 [ 1327.037302][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.037350][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.037402][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.037465][ T32] r5:00001000 r4:e01f9000 [ 1327.037485][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.037535][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.037580][ T32] r5:84b52f8c r4:84b52c00 [ 1327.037635][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.037714][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.037762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.037845][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.037888][ T32] r4:846ded00 [ 1327.037932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.038025][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.038053][ T32] r4:00000001 [ 1327.038087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.038125][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.038152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.038201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.038255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.038290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.038336][ T32] r4:84a7ddc0 [ 1327.038360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.038387][ T32] INFO: task kworker/1:190:3876 blocked for more than 453 seconds. [ 1327.038416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.038448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.038474][ T32] task:kworker/1:190 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.038546][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.038590][ T32] Call trace: [ 1327.038643][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.038693][ T32] r10:829188dc r9:e07a1d84 r8:00000002 r7:60000013 r6:e07a1d8c r5:847c1800 ** 5 printk messages dropped ** [ 1327.038943][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a1e08 ** 9 printk messages dropped ** [ 1327.039365][ T32] r5:00001000 r4:dfb4d000 [ 1327.039385][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.039498][ T32] r5:85004f8c r4:85004c00 ** 3 printk messages dropped ** [ 1327.039675][ T32] r10:61c88647 r9:847c1800 r8:846ba72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.040044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.040591][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.040905][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1327.041273][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.041539][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.041998][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.075241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.075426][ T32] INFO: task kworker/1:191:3878 blocked for more than 453 seconds. [ 1327.075460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.075495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.075521][ T32] task:kworker/1:191 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.075604][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.075677][ T32] Call trace: [ 1327.075735][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.075794][ T32] r10:829188dc r9:e07a5d84 r8:00000002 r7:60000013 r6:e07a5d8c r5:847c2400 [ 1327.075833][ T32] r4:847c2400 [ 1327.075861][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.075904][ T32] r5:847c2400 r4:829188d8 [ 1327.075925][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.075987][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.076036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 [ 1327.076058][ T32] r4:00000000 [ 1327.076099][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.076141][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.076180][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.076221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7dc0 [ 1327.076244][ T32] r4:00000000 [ 1327.076264][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.076320][ T32] r9:83018205 r8:847c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1327.076345][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.076410][ T32] r5:00001000 r4:df9ff000 [ 1327.076434][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.076473][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.076515][ T32] r5:85004b8c r4:85004800 [ 1327.076535][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.076581][ T32] r7:ddde2d80 r6:83018200 r5:85004b8c r4:846ba780 [ 1327.076624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.076674][ T32] r10:61c88647 r9:847c2400 r8:846ba7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.076706][ T32] r4:846ba780 [ 1327.076729][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.076786][ T32] r10:00000000 r9:846ba780 r8:8027f5e8 r7:e07a1e60 r6:8457c080 r5:847c2400 [ 1327.076846][ T32] r4:00000001 [ 1327.076893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.076933][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1327.076970][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.077022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.077061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.077099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.077121][ T32] r4:846dddc0 [ 1327.077624][ T32] INFO: task kworker/1:191:3878 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.077662][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.077767][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.077873][ T32] Call trace: [ 1327.077908][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.077955][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.078005][ T32] r4:00000000 [ 1327.078050][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.078095][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.078124][ T32] 1d20: d97fb000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.078154][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.078179][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.078212][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1327.078391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1327.078795][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1327.078956][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1327.079109][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1327.079374][ T32] INFO: task kworker/1:192:3880 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.079950][ T32] r5:847c3000 r4:829188d8 ** 6 printk messages dropped ** [ 1327.080200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.080508][ T32] r5:00001000 r4:dfab9000 ** 2 printk messages dropped ** [ 1327.080731][ T32] r5:8500538c r4:85005000 ** 3 printk messages dropped ** [ 1327.080942][ T32] r10:61c88647 r9:847c3000 r8:846ba82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.081251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.081904][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.082151][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1327.093947][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1327.094381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.094430][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.094463][ T32] r4:846ded00 [ 1327.094486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.094553][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.094579][ T32] r4:00000001 [ 1327.094601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.094638][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.094668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.094697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.094748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.094805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.094845][ T32] r4:84a7ddc0 [ 1327.094871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.094924][ T32] INFO: task kworker/1:193:3882 blocked for more than 453 seconds. [ 1327.094961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.094985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.095008][ T32] task:kworker/1:193 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.095095][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.095214][ T32] Call trace: [ 1327.095250][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.095300][ T32] r10:829188dc r9:e05ddd84 r8:00000002 r7:60000113 r6:e05ddd8c r5:847c3c00 [ 1327.095324][ T32] r4:847c3c00 [ 1327.095344][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.095383][ T32] r5:847c3c00 r4:829188d8 [ 1327.095404][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.095468][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.095518][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05dde08 [ 1327.095550][ T32] r4:00000000 [ 1327.095572][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.095611][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.095646][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.095686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84693640 [ 1327.095732][ T32] r4:00000000 [ 1327.095783][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.095837][ T32] r9:83018205 r8:847c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1327.095860][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.095901][ T32] r5:00001000 r4:dfc5f000 [ 1327.095921][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.095981][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.096040][ T32] r5:85005f8c r4:85005c00 [ 1327.096094][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.096144][ T32] r7:ddde2d80 r6:83018200 r5:85005f8c r4:846ba880 ** 4 printk messages dropped ** [ 1327.096333][ T32] r10:00000000 r9:846ba880 r8:8027f5e8 r7:e07a1e60 r6:8457c180 r5:847c3c00 ** 9 printk messages dropped ** [ 1327.097120][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.097744][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.097956][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.098278][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.098670][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 7 printk messages dropped ** [ 1327.098927][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1327.099175][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.099571][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.099960][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1327.100021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.100449][ T32] r10:00000000 r9:846ba900 r8:8027f5e8 r7:e05dde60 r6:8457c200 r5:847c4800 ** 9 printk messages dropped ** [ 1327.101087][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.101662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 4 printk messages dropped ** [ 1327.101872][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.101916][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.101960][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.102027][ T32] r5:00001000 r4:e01f9000 [ 1327.102057][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.102101][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.132610][ T32] r5:84b52f8c r4:84b52c00 [ 1327.132713][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.132799][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.132832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.132884][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.132908][ T32] r4:846ded00 [ 1327.132944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.132994][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.133019][ T32] r4:00000001 [ 1327.133039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.133076][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.133106][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.133155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.133207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.133251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.133299][ T32] r4:84a7ddc0 [ 1327.133337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.133373][ T32] INFO: task kworker/1:195:3886 blocked for more than 453 seconds. [ 1327.133418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.133469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.133495][ T32] task:kworker/1:195 state:D stack:0 pid:3886 tgid:3886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.133553][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.133598][ T32] Call trace: [ 1327.133630][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.133681][ T32] r10:829188dc r9:e0651d84 r8:00000002 r7:60000113 r6:e0651d8c r5:847c5400 [ 1327.133704][ T32] r4:847c5400 [ 1327.133723][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.133762][ T32] r5:847c5400 r4:829188d8 [ 1327.133792][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.133845][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.133890][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 [ 1327.133913][ T32] r4:00000000 [ 1327.133956][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.134032][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1327.134176][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.134326][ T32] r5:00001000 r4:e00ab000 [ 1327.134355][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.134396][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.134458][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.134893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.135887][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1327.136336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 13 printk messages dropped ** [ 1327.136901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.137349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.137666][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.138173][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.138428][ T32] r9:83018205 r8:847c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 2 printk messages dropped ** [ 1327.138540][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1327.138998][ T32] Exception stack(0xe065dfb0 to 0xe065dff8) ** 6 printk messages dropped ** [ 1327.139565][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.140274][ T32] r4:e05e1dc0 ** 9 printk messages dropped ** [ 1327.140635][ T32] r5:84b52f8c r4:84b52c00 ** 5 printk messages dropped ** [ 1327.140869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1327.141167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.141218][ T32] r4:84a7ddc0 [ 1327.141274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.141325][ T32] INFO: task kworker/1:197:3892 blocked for more than 453 seconds. [ 1327.141358][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.141382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.141433][ T32] task:kworker/1:197 state:D stack:0 pid:3892 tgid:3892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.141504][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.141594][ T32] Call trace: [ 1327.141649][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.141716][ T32] r10:829188dc r9:e06ddd84 r8:00000002 r7:60000113 r6:e06ddd8c r5:850e9800 [ 1327.141742][ T32] r4:850e9800 [ 1327.141763][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.141810][ T32] r5:850e9800 r4:829188d8 [ 1327.141848][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.141909][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.141957][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1327.142047][ T32] r4:00000000 [ 1327.142090][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.157912][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.158058][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.158109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84693f80 [ 1327.158135][ T32] r4:00000000 [ 1327.158168][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.158218][ T32] r9:83018205 r8:850e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1327.158240][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.158284][ T32] r5:00001000 r4:e018d000 [ 1327.158304][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.158343][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.158406][ T32] r5:85007b8c r4:85007800 [ 1327.158442][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.158493][ T32] r7:ddde2d80 r6:83018200 r5:85007b8c r4:846baa80 [ 1327.158515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.158560][ T32] r10:61c88647 r9:850e9800 r8:846baaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.158583][ T32] r4:846baa80 [ 1327.158602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.158646][ T32] r10:00000000 r9:846baa80 r8:8027f5e8 r7:e0651e60 r6:8457c380 r5:850e9800 [ 1327.158692][ T32] r4:00000001 [ 1327.158715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.158752][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1327.158782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.158820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.158859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.158898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.158925][ T32] r4:84693780 [ 1327.159402][ T32] INFO: task kworker/1:197:3892 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.159461][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.159537][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.159633][ T32] Call trace: [ 1327.159693][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.159742][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.159768][ T32] r4:00000000 [ 1327.159810][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.159862][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.159893][ T32] 1d20: da352000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.159933][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.159964][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.160015][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1327.160104][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1327.160515][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1327.160991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1327.161550][ T32] r4:850ea400 ** 8 printk messages dropped ** [ 1327.161858][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.162218][ T32] r5:00001000 r4:e00dd000 ** 2 printk messages dropped ** [ 1327.174730][ T32] r5:8500678c r4:85006400 ** 1 printk messages dropped ** [ 1327.174835][ T32] r7:ddde2d80 r6:83018200 r5:8500678c r4:846bab00 ** 9 printk messages dropped ** [ 1327.175313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.176328][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 8 printk messages dropped ** [ 1327.176645][ T32] r4:e05e1dc0 ** 9 printk messages dropped ** [ 1327.177082][ T32] r5:84b52f8c r4:84b52c00 ** 7 printk messages dropped ** [ 1327.177404][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.177726][ T32] INFO: task kworker/1:199:3894 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1327.178328][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.178371][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 1327.178414][ T32] r4:00000000 [ 1327.178458][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.178500][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.178536][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.178576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84693b00 [ 1327.178619][ T32] r4:00000000 [ 1327.178643][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.178688][ T32] r9:83018205 r8:850e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1327.178709][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.178759][ T32] r5:00001000 r4:e010b000 [ 1327.178806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.178856][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.178908][ T32] r5:85006f8c r4:85006c00 [ 1327.178931][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.178977][ T32] r7:ddde2d80 r6:83018200 r5:85006f8c r4:846ba680 [ 1327.179019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.179071][ T32] r10:61c88647 r9:850e8000 r8:846ba6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.179116][ T32] r4:846ba680 [ 1327.179141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.179188][ T32] r10:00000000 r9:846ba680 r8:8027f5e8 r7:e06dde60 r6:8457c480 r5:850e8000 [ 1327.179212][ T32] r4:00000001 [ 1327.179231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.179266][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1327.179293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.179337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.179388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.179420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.179444][ T32] r4:84693800 [ 1327.179757][ T32] INFO: task kworker/1:199:3894 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.179791][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.179917][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.180013][ T32] Call trace: [ 1327.180047][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.180094][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.180118][ T32] r4:00000000 [ 1327.180138][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.180174][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.180223][ T32] 1d20: da980000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.180256][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.180283][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.180306][ T32] r5:80000013 r4:80239bb0 [ 1327.180338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.180382][ T32] r4:82ac11e4 [ 1327.180416][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.180458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.180511][ T32] r4:e05e1dc0 [ 1327.180556][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.180601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.180645][ T32] r4:00000000 [ 1327.180677][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.180723][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.180744][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.180786][ T32] r5:00001000 r4:e01f9000 [ 1327.180806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.181046][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1327.181573][ T32] task:kworker/1:200 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1327.205488][ T32] r9:83018205 r8:850e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 5 printk messages dropped ** [ 1327.205781][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1327.206940][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1327.207969][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 10 printk messages dropped ** [ 1327.208494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1327.208820][ T32] INFO: task kworker/1:201:3898 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1327.209246][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.209665][ T32] r5:00001000 r4:e0151000 [ 1327.209686][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.209745][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.209789][ T32] r5:8500738c r4:85007000 [ 1327.209831][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.209881][ T32] r7:ddde2d80 r6:83018200 r5:8500738c r4:846bac80 [ 1327.209902][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.209947][ T32] r10:61c88647 r9:850eb000 r8:846bacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.209993][ T32] r4:846bac80 [ 1327.210015][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.210092][ T32] r10:00000000 r9:846bac80 r8:8027f5e8 r7:e06dde60 r6:8457c580 r5:850eb000 [ 1327.210121][ T32] r4:00000001 [ 1327.210141][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.210175][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1327.210202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.210240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.210270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.210299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.210338][ T32] r4:84693b40 [ 1327.210643][ T32] INFO: task kworker/1:201:3898 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.210677][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.210797][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.210878][ T32] Call trace: [ 1327.210909][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.210985][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.211012][ T32] r4:00000000 [ 1327.211053][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.211095][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.211123][ T32] 1d20: dad78000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.211153][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.211200][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.211236][ T32] r5:80000013 r4:80239bb0 [ 1327.211267][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.211328][ T32] r4:82ac11e4 [ 1327.211353][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.211397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.211420][ T32] r4:e05e1dc0 [ 1327.211439][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.211501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.211527][ T32] r4:00000000 [ 1327.211556][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.211608][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.211630][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.211671][ T32] r5:00001000 r4:e01f9000 [ 1327.211690][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.211730][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.211793][ T32] r5:84b52f8c r4:84b52c00 [ 1327.211817][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.211891][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.211916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.211972][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.211998][ T32] r4:846ded00 [ 1327.212027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.212090][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.212161][ T32] r4:00000001 [ 1327.226967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.227139][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.227201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.227256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.227309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.227389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.227418][ T32] r4:84a7ddc0 [ 1327.227442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1327.227672][ T32] task:kworker/1:202 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.227980][ T32] r4:850ebc00 ** 2 printk messages dropped ** [ 1327.228105][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.228321][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.228487][ T32] r9:83018205 r8:850ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 1 printk messages dropped ** [ 1327.228614][ T32] r5:00001000 r4:e017b000 [ 1327.228649][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.228693][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.228790][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.228847][ T32] r7:ddde2d80 r6:83018200 r5:8500778c r4:846bad00 [ 1327.228868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.228914][ T32] r10:61c88647 r9:850ebc00 r8:846bad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.228936][ T32] r4:846bad00 [ 1327.228992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.229040][ T32] r10:00000000 r9:846bad00 r8:8027f5e8 r7:e06dde60 r6:8457c600 r5:850ebc00 [ 1327.229062][ T32] r4:00000001 [ 1327.229081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.229163][ T32] Exception stack(0xe0731fb0 to 0xe0731ff8) [ 1327.229194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.229243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.229273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.229302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.229325][ T32] r4:84693d00 [ 1327.229821][ T32] INFO: task kworker/1:202:3900 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.229933][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.230068][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.230151][ T32] Call trace: [ 1327.230196][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.230243][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.230306][ T32] r4:00000000 [ 1327.230356][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.230398][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.230427][ T32] 1d20: daf3c000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.230477][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.230528][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.230556][ T32] r5:80000013 r4:80239bb0 [ 1327.230598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.230642][ T32] r4:82ac11e4 [ 1327.230750][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.230857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.230885][ T32] r4:e05e1dc0 [ 1327.230905][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.230947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.230983][ T32] r4:00000000 [ 1327.231016][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.231094][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.231120][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.231163][ T32] r5:00001000 r4:e01f9000 [ 1327.231183][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.231221][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.231272][ T32] r5:84b52f8c r4:84b52c00 [ 1327.231295][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.231351][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.231385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.231498][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.231547][ T32] r4:846ded00 [ 1327.231612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.231661][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.231683][ T32] r4:00000001 [ 1327.231703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.231757][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.231809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.231864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.231918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.231948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.231996][ T32] r4:84a7ddc0 [ 1327.232046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.232075][ T32] INFO: task kworker/1:203:3902 blocked for more than 453 seconds. [ 1327.232140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.249315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.249406][ T32] task:kworker/1:203 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.249474][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.249560][ T32] Call trace: [ 1327.249627][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.249705][ T32] r10:829188dc r9:e07add84 r8:00000002 r7:60000013 r6:e07add8c r5:850ec800 [ 1327.249756][ T32] r4:850ec800 [ 1327.249779][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.249821][ T32] r5:850ec800 r4:829188d8 [ 1327.249858][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.249924][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.250006][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 [ 1327.250040][ T32] r4:00000000 [ 1327.250060][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.250099][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.250138][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.250217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490cb80 [ 1327.250243][ T32] r4:00000000 [ 1327.250264][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.250310][ T32] r9:83018205 r8:850ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1327.250332][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.250372][ T32] r5:00001000 r4:e05a1000 [ 1327.250392][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.250452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.250498][ T32] r5:8500938c r4:85009000 [ 1327.250541][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.250592][ T32] r7:ddde2d80 r6:83018200 r5:8500938c r4:846bad80 [ 1327.250638][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.250688][ T32] r10:61c88647 r9:850ec800 r8:846badac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.250721][ T32] r4:846bad80 [ 1327.250744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.250789][ T32] r10:00000000 r9:846bad80 r8:8027f5e8 r7:e06dde60 r6:8457c680 r5:850ec800 [ 1327.250812][ T32] r4:00000001 [ 1327.250840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.250879][ T32] Exception stack(0xe07adfb0 to 0xe07adff8) [ 1327.250924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.250978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.251008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.251038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.251059][ T32] r4:84693c80 [ 1327.251554][ T32] INFO: task kworker/1:203:3902 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.251594][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.251678][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.251724][ T32] Call trace: [ 1327.251810][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.251877][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.251927][ T32] r4:00000000 [ 1327.251953][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.252024][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.252067][ T32] 1d20: db570000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.252100][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.252155][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.259033][ T32] r5:80000013 r4:80239bb0 [ 1327.259101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.259162][ T32] r4:82ac11e4 [ 1327.259208][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.259256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.259279][ T32] r4:e05e1dc0 [ 1327.259300][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.259343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.259365][ T32] r4:00000000 [ 1327.259408][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.259479][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.259526][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.259596][ T32] r5:00001000 r4:e01f9000 [ 1327.259620][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.259659][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.259723][ T32] r5:84b52f8c r4:84b52c00 [ 1327.259747][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.259803][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.259836][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.259885][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.259932][ T32] r4:846ded00 [ 1327.259955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.260001][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.260023][ T32] r4:00000001 [ 1327.260043][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.260078][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.260107][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.260135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.260183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.260216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.260260][ T32] r4:84a7ddc0 [ 1327.260308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.260344][ T32] INFO: task kworker/1:204:3904 blocked for more than 453 seconds. [ 1327.260379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.260403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.260423][ T32] task:kworker/1:204 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.260478][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.260570][ T32] Call trace: [ 1327.260605][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.260664][ T32] r10:829188dc r9:e07b5d84 r8:00000002 r7:60000013 r6:e07b5d8c r5:850ed400 [ 1327.260691][ T32] r4:850ed400 [ 1327.260713][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.260753][ T32] r5:850ed400 r4:829188d8 [ 1327.260774][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.260812][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.260864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1327.260887][ T32] r4:00000000 [ 1327.260906][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.260943][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.260977][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.261038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846afdc0 [ 1327.261065][ T32] r4:00000000 [ 1327.261087][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.261149][ T32] r9:83018205 r8:850ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.261186][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.261274][ T32] r5:00001000 r4:e01a3000 [ 1327.261297][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.261357][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.261402][ T32] r5:85007f8c r4:85007c00 [ 1327.261486][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.261534][ T32] r7:ddde2d80 r6:83018200 r5:85007f8c r4:846bae00 [ 1327.261555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.261600][ T32] r10:61c88647 r9:850ed400 r8:846bae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.261671][ T32] r4:846bae00 [ 1327.261695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.261739][ T32] r10:00000000 r9:846bae00 r8:8027f5e8 r7:e07ade60 r6:8457c700 r5:850ed400 [ 1327.261761][ T32] r4:00000001 [ 1327.261780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.261814][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) [ 1327.261878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.261938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.261988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.262041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.262067][ T32] r4:84693c80 [ 1327.274987][ T32] INFO: task kworker/1:204:3904 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.275083][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.275220][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.275284][ T32] Call trace: [ 1327.275317][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.275391][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.275420][ T32] r4:00000000 [ 1327.275504][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.275578][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.275617][ T32] 1d20: db980000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.275665][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.275719][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.275748][ T32] r5:80000013 r4:80239bb0 [ 1327.275776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.275843][ T32] r4:82ac11e4 [ 1327.275892][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.276011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.276037][ T32] r4:e05e1dc0 [ 1327.276057][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.276100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.276122][ T32] r4:00000000 [ 1327.276183][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.276233][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.276264][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.276309][ T32] r5:00001000 r4:e01f9000 [ 1327.276330][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.276391][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.276458][ T32] r5:84b52f8c r4:84b52c00 [ 1327.276504][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.276563][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.276588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.276634][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.276656][ T32] r4:846ded00 [ 1327.276675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.276718][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.276740][ T32] r4:00000001 [ 1327.276759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.276793][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.276820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.276876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.276923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.276955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.277001][ T32] r4:84a7ddc0 [ 1327.277028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.277084][ T32] INFO: task kworker/1:205:3906 blocked for more than 453 seconds. [ 1327.277143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.277171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.277193][ T32] task:kworker/1:205 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.277261][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.277331][ T32] Call trace: [ 1327.277362][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.277451][ T32] r10:829188dc r9:e07b9d84 r8:00000002 r7:60000113 r6:e07b9d8c r5:850eec00 [ 1327.277486][ T32] r4:850eec00 [ 1327.277525][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.277589][ T32] r5:850eec00 r4:829188d8 [ 1327.277613][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.277653][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.277697][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b9e08 [ 1327.277720][ T32] r4:00000000 [ 1327.277738][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.277776][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.277810][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.277855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7980 [ 1327.277887][ T32] r4:00000000 [ 1327.277932][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.278040][ T32] r9:83018205 r8:850eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1327.278067][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.278109][ T32] r5:00001000 r4:e01bf000 [ 1327.278138][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.278179][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.278255][ T32] r5:8500878c r4:85008400 [ 1327.278280][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.278346][ T32] r7:ddde2d80 r6:83018200 r5:8500878c r4:846bae80 [ 1327.278370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.278415][ T32] r10:61c88647 r9:850eec00 r8:846baeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.278437][ T32] r4:846bae80 [ 1327.278473][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.278543][ T32] r10:00000000 r9:846bae80 r8:8027f5e8 r7:e07ade60 r6:8457c780 r5:850eec00 [ 1327.278568][ T32] r4:00000001 [ 1327.278597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.278641][ T32] Exception stack(0xe07b9fb0 to 0xe07b9ff8) [ 1327.278692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.278740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.278771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.278800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.278849][ T32] r4:846f5480 [ 1327.279184][ T32] INFO: task kworker/1:205:3906 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.279221][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.279278][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.279322][ T32] Call trace: [ 1327.279351][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.279396][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.279419][ T32] r4:00000000 [ 1327.279439][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.279475][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.279528][ T32] 1d20: db980000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.279560][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.279612][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.279661][ T32] r5:80000013 r4:80239bb0 [ 1327.279693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.279735][ T32] r4:82ac11e4 [ 1327.279756][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.279817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.279850][ T32] r4:e05e1dc0 [ 1327.279870][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.279935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.279961][ T32] r4:00000000 [ 1327.279982][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.280026][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.280048][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.280098][ T32] r5:00001000 r4:e01f9000 [ 1327.280120][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.280159][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.280199][ T32] r5:84b52f8c r4:84b52c00 [ 1327.280231][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.280302][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.280326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.280372][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.280396][ T32] r4:846ded00 [ 1327.280426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.280495][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.280541][ T32] r4:00000001 [ 1327.280563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.280599][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.280624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.280652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.280678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.280706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.280741][ T32] r4:84a7ddc0 [ 1327.280766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.280792][ T32] INFO: task kworker/1:206:3908 blocked for more than 453 seconds. [ 1327.280820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.280856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.280879][ T32] task:kworker/1:206 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.280970][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.281016][ T32] Call trace: [ 1327.281136][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.281194][ T32] r10:829188dc r9:e07bdd84 r8:00000002 r7:60000013 r6:e07bdd8c r5:850ee000 [ 1327.281220][ T32] r4:850ee000 [ 1327.281248][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.281291][ T32] r5:850ee000 r4:829188d8 [ 1327.281313][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.281351][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.281395][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1327.281417][ T32] r4:00000000 [ 1327.281459][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.281500][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.281579][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.281641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490c580 [ 1327.281687][ T32] r4:00000000 [ 1327.281710][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.281797][ T32] r9:83018205 r8:850ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1327.281848][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.281917][ T32] r5:00001000 r4:e0515000 [ 1327.281964][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.282046][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.282091][ T32] r5:85008f8c r4:85008c00 [ 1327.282125][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.302691][ T32] r7:ddde2d80 r6:83018200 r5:85008f8c r4:846baf00 [ 1327.302773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.302853][ T32] r10:61c88647 r9:850ee000 r8:846baf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.302878][ T32] r4:846baf00 [ 1327.302944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.302997][ T32] r10:00000000 r9:846baf00 r8:8027f5e8 r7:e07ade60 r6:8457c800 r5:850ee000 [ 1327.303021][ T32] r4:00000001 [ 1327.303042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.303079][ T32] Exception stack(0xe07bdfb0 to 0xe07bdff8) [ 1327.303109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.303138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.303179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.303324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.303373][ T32] r4:846afe40 [ 1327.303861][ T32] INFO: task kworker/1:206:3908 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.303919][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.304043][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.304186][ T32] Call trace: [ 1327.304312][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.304451][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.304503][ T32] r4:00000000 [ 1327.304549][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.304634][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.304687][ T32] 1d20: dbd53000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.304740][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.304769][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.304840][ T32] r5:80000013 r4:80239bb0 [ 1327.304866][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.304910][ T32] r4:82ac11e4 [ 1327.304930][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.304971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.305015][ T32] r4:e05e1dc0 [ 1327.305039][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.305081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.305125][ T32] r4:00000000 [ 1327.305149][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.305195][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.305239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.305291][ T32] r5:00001000 r4:e01f9000 [ 1327.305336][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.305416][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.305523][ T32] r5:84b52f8c r4:84b52c00 [ 1327.305562][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.305631][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.305657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.305727][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.305762][ T32] r4:846ded00 [ 1327.305832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.305886][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.305931][ T32] r4:00000001 [ 1327.305960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.306023][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.306050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.306079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.306152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.306187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.306210][ T32] r4:84a7ddc0 [ 1327.306233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.306271][ T32] INFO: task kworker/1:207:3912 blocked for more than 453 seconds. [ 1327.306308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.306333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.306372][ T32] task:kworker/1:207 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.306453][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.306524][ T32] Call trace: [ 1327.306564][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.306612][ T32] r10:829188dc r9:e06f9d84 r8:00000002 r7:60000013 r6:e06f9d8c r5:84b7a400 [ 1327.306636][ T32] r4:84b7a400 [ 1327.306655][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.306720][ T32] r5:84b7a400 r4:829188d8 [ 1327.306753][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.306817][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.306919][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1327.306948][ T32] r4:00000000 [ 1327.306990][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.307041][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.307100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.307145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490c780 [ 1327.307168][ T32] r4:00000000 [ 1327.307218][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.307329][ T32] r9:83018205 r8:84b7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1327.307397][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.307442][ T32] r5:00001000 r4:e0529000 [ 1327.307507][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.307570][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.307659][ T32] r5:8500978c r4:85009400 [ 1327.307688][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.307789][ T32] r7:ddde2d80 r6:83018200 r5:8500978c r4:8493b100 [ 1327.307815][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.307868][ T32] r10:61c88647 r9:84b7a400 r8:8493b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.307890][ T32] r4:8493b100 [ 1327.307909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.307973][ T32] r10:00000000 r9:8493b100 r8:8027f5e8 r7:e07ade60 r6:8493b000 r5:84b7a400 [ 1327.308064][ T32] r4:00000001 [ 1327.308087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.308147][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 1327.308198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.308253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.308283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.308333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.308359][ T32] r4:8490c4c0 [ 1327.308715][ T32] INFO: task kworker/1:207:3912 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.308752][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.308890][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.308940][ T32] Call trace: ** 1 printk messages dropped ** [ 1327.309069][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1327.309547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 18 printk messages dropped ** [ 1327.310329][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1327.310763][ T32] task:kworker/1:208 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1327.311639][ T32] r5:00001000 r4:e0575000 [ 1327.311662][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1327.311996][ T32] r4:8493b180 ** 8 printk messages dropped ** [ 1327.332843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1327.333902][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 1 printk messages dropped ** [ 1327.334013][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.334041][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.334088][ T32] r5:80000013 r4:80239bb0 [ 1327.334137][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.334208][ T32] r4:82ac11e4 [ 1327.334233][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.334297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.334323][ T32] r4:e05e1dc0 [ 1327.334344][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.334387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.334429][ T32] r4:00000000 [ 1327.334468][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.334539][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.334573][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.334640][ T32] r5:00001000 r4:e01f9000 [ 1327.334664][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.334704][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.334767][ T32] r5:84b52f8c r4:84b52c00 [ 1327.334791][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.334849][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.334872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.334942][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.334969][ T32] r4:846ded00 [ 1327.334990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.335056][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.335104][ T32] r4:00000001 [ 1327.335149][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.335187][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.335244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.335297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.335341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.335394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.335430][ T32] r4:84a7ddc0 [ 1327.335476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.335509][ T32] INFO: task kworker/1:209:3917 blocked for more than 453 seconds. [ 1327.335542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.335566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.335588][ T32] task:kworker/1:209 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.335661][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.335717][ T32] Call trace: [ 1327.335821][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.335877][ T32] r10:829188dc r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:84b7b000 [ 1327.335901][ T32] r4:84b7b000 [ 1327.335922][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.335961][ T32] r5:84b7b000 r4:829188d8 ** 3 printk messages dropped ** [ 1327.336190][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.336455][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1327.336626][ T32] r5:00001000 r4:df9b4000 [ 1327.336698][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.336998][ T32] r10:61c88647 r9:84b7b000 r8:8493b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.337526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1327.338218][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1327.338464][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1327.338754][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 9 printk messages dropped ** [ 1327.339185][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1327.339384][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1327.339763][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.340104][ T32] r4:84b7bc00 ** 4 printk messages dropped ** [ 1327.340291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07cde08 ** 9 printk messages dropped ** [ 1327.340746][ T32] r5:00001000 r4:e05b5000 [ 1327.340829][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.341014][ T32] r7:ddde2d80 r6:83018200 r5:8500a38c r4:8493b280 ** 9 printk messages dropped ** [ 1327.341433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1327.373187][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1327.373543][ T32] r5:00001000 r4:e01f9000 ** 6 printk messages dropped ** [ 1327.373819][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.374151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.374363][ T32] task:kworker/1:211 state:D stack:0 pid:3921 tgid:3921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.374453][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.374499][ T32] Call trace: [ 1327.374539][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.374588][ T32] r10:829188dc r9:e075dd84 r8:00000002 r7:60000013 r6:e075dd8c r5:84b7d400 [ 1327.374611][ T32] r4:84b7d400 [ 1327.374631][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.374692][ T32] r5:84b7d400 r4:829188d8 [ 1327.374716][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.374757][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.374802][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e075de08 [ 1327.374854][ T32] r4:00000000 [ 1327.374880][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.374935][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.374973][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.375035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7f00 [ 1327.375061][ T32] r4:00000000 [ 1327.375081][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.375146][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1327.375172][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.375231][ T32] r5:00001000 r4:dfa3f000 [ 1327.375254][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.375313][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.375358][ T32] r5:8500ab8c r4:8500a800 [ 1327.375378][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.375444][ T32] r7:ddde2d80 r6:83018200 r5:8500ab8c r4:8493b380 [ 1327.375468][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.375513][ T32] r10:61c88647 r9:84b7d400 r8:8493b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.375560][ T32] r4:8493b380 [ 1327.375582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.375657][ T32] r10:00000000 r9:8493b380 r8:8027f5e8 r7:e07c9e60 r6:8493b580 r5:84b7d400 [ 1327.375682][ T32] r4:00000001 [ 1327.375704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.375738][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) [ 1327.375768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.375817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.375853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.375904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.375930][ T32] r4:8490cd40 [ 1327.376415][ T32] INFO: task kworker/1:211:3921 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.376448][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.376542][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.376610][ T32] Call trace: [ 1327.376664][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.376714][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.376737][ T32] r4:00000000 [ 1327.376779][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.376819][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.376868][ T32] 1d20: dc970000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.376900][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.376942][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.376985][ T32] r5:80000013 r4:80239bb0 [ 1327.377008][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.377071][ T32] r4:82ac11e4 [ 1327.377117][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.377162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.377185][ T32] r4:e05e1dc0 [ 1327.377227][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.377270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.377311][ T32] r4:00000000 [ 1327.377334][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.377399][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.377445][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1327.377510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1327.377813][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1327.378043][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1327.378258][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.378529][ T32] r4:84b7e000 ** 4 printk messages dropped ** [ 1327.378713][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 ** 9 printk messages dropped ** [ 1327.379079][ T32] r5:00001000 r4:dfdaf000 [ 1327.379099][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.379304][ T32] r7:ddde2d80 r6:83018200 r5:85009f8c r4:8493b480 ** 7 printk messages dropped ** [ 1327.379628][ T32] Exception stack(0xe07c1fb0 to 0xe07c1ff8) ** 4 printk messages dropped ** [ 1327.379763][ T32] r4:8490cc00 ** 2 printk messages dropped ** [ 1327.380184][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1327.380329][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.380353][ T32] r4:00000000 [ 1327.380372][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.380430][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.380461][ T32] 1d20: dc970000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.380490][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.380515][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.380540][ T32] r5:80000013 r4:80239bb0 [ 1327.380560][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.380598][ T32] r4:82ac11e4 [ 1327.380617][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.380657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.380679][ T32] r4:e05e1dc0 [ 1327.380697][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.380736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.380757][ T32] r4:00000000 [ 1327.380776][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.380818][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.380850][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.380893][ T32] r5:00001000 r4:e01f9000 [ 1327.380935][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.380978][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.381029][ T32] r5:84b52f8c r4:84b52c00 [ 1327.381074][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.381123][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.381145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.381214][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.381271][ T32] r4:846ded00 [ 1327.381294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.381362][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.381389][ T32] r4:00000001 [ 1327.381409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.381444][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.381495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.381528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.381555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.381584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.381605][ T32] r4:84a7ddc0 [ 1327.381625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.381649][ T32] INFO: task kworker/1:213:3925 blocked for more than 453 seconds. [ 1327.381676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.381700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.381720][ T32] task:kworker/1:213 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.381763][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.381824][ T32] Call trace: [ 1327.381864][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.381909][ T32] r10:829188dc r9:e07d1d84 r8:00000002 r7:60000013 r6:e07d1d8c r5:84b7c800 [ 1327.381932][ T32] r4:84b7c800 [ 1327.381952][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.382047][ T32] r5:84b7c800 r4:829188d8 [ 1327.382071][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.382202][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.404391][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d1e08 [ 1327.404441][ T32] r4:00000000 [ 1327.404488][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.404585][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.404632][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.404674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846afe00 [ 1327.404719][ T32] r4:00000000 [ 1327.404743][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1327.404903][ T32] r5:00001000 r4:dfc27000 [ 1327.404924][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.405006][ T32] r5:8500af8c r4:8500ac00 ** 3 printk messages dropped ** [ 1327.405185][ T32] r10:61c88647 r9:84b7c800 r8:8493b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.405476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.406449][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 4 printk messages dropped ** [ 1327.406644][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 11 printk messages dropped ** [ 1327.407113][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 7 printk messages dropped ** [ 1327.407434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.407730][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1327.408045][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.408382][ T32] r4:84b7ec00 ** 4 printk messages dropped ** [ 1327.408569][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 ** 6 printk messages dropped ** [ 1327.408860][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1327.408983][ T32] r5:00001000 r4:dfd2d000 [ 1327.409011][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.409050][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.409112][ T32] r5:8500b38c r4:8500b000 [ 1327.409135][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.409190][ T32] r7:ddde2d80 r6:83018200 r5:8500b38c r4:8493b600 [ 1327.409222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.409286][ T32] r10:61c88647 r9:84b7ec00 r8:8493b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.409311][ T32] r4:8493b600 [ 1327.409339][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.409387][ T32] r10:00000000 r9:8493b600 r8:8027f5e8 r7:e07c1e60 r6:8493b780 r5:84b7ec00 [ 1327.409431][ T32] r4:00000001 [ 1327.409476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.409513][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1327.409539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.409567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.409614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.409647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.409669][ T32] r4:8490c100 [ 1327.409987][ T32] INFO: task kworker/1:214:3927 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.410024][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.410081][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.410125][ T32] Call trace: [ 1327.410155][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.410201][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.410224][ T32] r4:00000000 [ 1327.410245][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.410282][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.410311][ T32] 1d20: dcea4000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.410340][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.410376][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.410425][ T32] r5:80000013 r4:80239bb0 [ 1327.410450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.410490][ T32] r4:82ac11e4 [ 1327.410511][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.410573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.410600][ T32] r4:e05e1dc0 [ 1327.410628][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.410672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.410717][ T32] r4:00000000 [ 1327.410739][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.410783][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.410855][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.410903][ T32] r5:00001000 r4:e01f9000 [ 1327.410946][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.410990][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.411031][ T32] r5:84b52f8c r4:84b52c00 [ 1327.411073][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.411142][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.411168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.411245][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.411283][ T32] r4:846ded00 [ 1327.411312][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.411358][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.411410][ T32] r4:00000001 [ 1327.411434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.411470][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.411498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.411526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.411562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.411593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.411616][ T32] r4:84a7ddc0 [ 1327.411635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.411659][ T32] INFO: task kworker/1:215:3930 blocked for more than 453 seconds. [ 1327.411708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.411757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.411782][ T32] task:kworker/1:215 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.411859][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.411902][ T32] Call trace: [ 1327.411945][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.412015][ T32] r10:829188dc r9:e07b1d84 r8:00000002 r7:60000113 r6:e07b1d8c r5:84b78000 [ 1327.412042][ T32] r4:84b78000 [ 1327.412063][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.412123][ T32] r5:84b78000 r4:829188d8 [ 1327.435018][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.435168][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.435247][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1327.435276][ T32] r4:00000000 [ 1327.435297][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.435337][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.435378][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.435441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490d680 [ 1327.435469][ T32] r4:00000000 [ 1327.435489][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.435536][ T32] r9:83018205 r8:84b78000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.435572][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.435621][ T32] r5:00001000 r4:dfe41000 [ 1327.435661][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.435729][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.435800][ T32] r5:8500bb8c r4:8500b800 [ 1327.435859][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.435934][ T32] r7:ddde2d80 r6:83018200 r5:8500bb8c r4:8493b800 [ 1327.435961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.436007][ T32] r10:61c88647 r9:84b78000 r8:8493b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.436050][ T32] r4:8493b800 [ 1327.436074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.436120][ T32] r10:00000000 r9:8493b800 r8:8027f5e8 r7:e07c1e60 r6:8493b880 r5:84b78000 [ 1327.436142][ T32] r4:00000001 [ 1327.436162][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.436207][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1327.436262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.436295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.436333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.436366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.436409][ T32] r4:8490d2c0 [ 1327.436918][ T32] INFO: task kworker/1:215:3930 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.436981][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.437079][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.437129][ T32] Call trace: [ 1327.437194][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1327.437327][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1327.437596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1327.438053][ T32] r5:84b52f8c r4:84b52c00 ** 3 printk messages dropped ** [ 1327.438229][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.438530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.438869][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.439177][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.439656][ T32] r5:00001000 r4:dfe09000 [ 1327.439676][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.439795][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.440076][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.440292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1327.440636][ T32] INFO: task kworker/1:216:3931 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.440669][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.440726][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.440786][ T32] Call trace: [ 1327.440821][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.440878][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.440901][ T32] r4:00000000 [ 1327.440931][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.440972][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.441010][ T32] 1d20: dd3a2000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.441042][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.441077][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.441141][ T32] r5:80000013 r4:80239bb0 [ 1327.441165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.441205][ T32] r4:82ac11e4 [ 1327.441225][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.441265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.441301][ T32] r4:e05e1dc0 [ 1327.441323][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.441364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.441385][ T32] r4:00000000 [ 1327.441405][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.441447][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.441491][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.441536][ T32] r5:00001000 r4:e01f9000 [ 1327.441556][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.441594][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.441634][ T32] r5:84b52f8c r4:84b52c00 [ 1327.441654][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.441736][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.441762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.441834][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.441866][ T32] r4:846ded00 [ 1327.441917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.442048][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.442319][ T32] r4:00000001 [ 1327.462834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.462983][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.463025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.463122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.463157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.463201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.463250][ T32] r4:84a7ddc0 [ 1327.463317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.463354][ T32] INFO: task kworker/1:217:3934 blocked for more than 453 seconds. [ 1327.463389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.463415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.463437][ T32] task:kworker/1:217 state:D stack:0 pid:3934 tgid:3934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.463527][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.463578][ T32] Call trace: [ 1327.463611][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.463662][ T32] r10:829188dc r9:e07d9d84 r8:00000002 r7:60000113 r6:e07d9d8c r5:850a0000 [ 1327.463685][ T32] r4:850a0000 [ 1327.463705][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.463756][ T32] r5:850a0000 r4:829188d8 [ 1327.463783][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.463825][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.463870][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 [ 1327.463892][ T32] r4:00000000 [ 1327.463911][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.463949][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.463987][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.464297][ T32] r5:00001000 r4:dff4d000 [ 1327.464322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.464416][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.464734][ T32] r4:8493ba00 ** 6 printk messages dropped ** [ 1327.464962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.465694][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1327.466195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1327.466737][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.466960][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1327.467236][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 4 printk messages dropped ** [ 1327.467511][ T32] r4:84a7ddc0 ** 2 printk messages dropped ** [ 1327.467646][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.467725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.467815][ T32] task:kworker/1:218 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.467900][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.467979][ T32] Call trace: [ 1327.468098][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.468145][ T32] r10:829188dc r9:e07ddd84 r8:00000002 r7:60000013 r6:e07ddd8c r5:850a0c00 [ 1327.468169][ T32] r4:850a0c00 [ 1327.468201][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.468251][ T32] r5:850a0c00 r4:829188d8 [ 1327.468302][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.468363][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.468411][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 [ 1327.468463][ T32] r4:00000000 [ 1327.468492][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.468532][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.468568][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.468638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490d880 [ 1327.468682][ T32] r4:00000000 [ 1327.468705][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.468750][ T32] r9:83018205 r8:850a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.468772][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.468827][ T32] r5:00001000 r4:dfea5000 [ 1327.468850][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.468927][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.468972][ T32] r5:8501438c r4:85014000 [ 1327.469021][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.469079][ T32] r7:ddde2d80 r6:83018200 r5:8501438c r4:8493bb00 [ 1327.469106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.469180][ T32] r10:61c88647 r9:850a0c00 r8:8493bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.469320][ T32] r4:8493bb00 [ 1327.469344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.469390][ T32] r10:00000000 r9:8493bb00 r8:8027f5e8 r7:e07d9e60 r6:8493bb80 r5:850a0c00 [ 1327.469429][ T32] r4:00000001 [ 1327.469452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.469543][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1327.469658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.469694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.469724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.469753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.469776][ T32] r4:8490d5c0 [ 1327.470100][ T32] INFO: task kworker/1:218:3935 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.470135][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.470523][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1327.470736][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.471071][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.471232][ T32] r5:00001000 r4:e01f9000 ** 6 printk messages dropped ** [ 1327.471497][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1327.471806][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1327.472019][ T32] INFO: task kworker/1:219:3937 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.487420][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.487890][ T32] r5:00001000 r4:dff99000 [ 1327.487911][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.488215][ T32] r7:ddde2d80 r6:83018200 r5:85014f8c r4:8493bc00 ** 7 printk messages dropped ** [ 1327.488634][ T32] Exception stack(0xe07e9fb0 to 0xe07e9ff8) ** 6 printk messages dropped ** [ 1327.489509][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.490308][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.490573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 7 printk messages dropped ** [ 1327.490875][ T32] r5:84b52f8c r4:84b52c00 [ 1327.490896][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.490940][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.490961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.491006][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.491029][ T32] r4:846ded00 [ 1327.491075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.491128][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.491152][ T32] r4:00000001 [ 1327.491171][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.491205][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.491232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.491260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.491288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.491332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.491359][ T32] r4:84a7ddc0 [ 1327.491381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.491409][ T32] INFO: task kworker/1:220:3939 blocked for more than 454 seconds. [ 1327.491439][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.491466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.491487][ T32] task:kworker/1:220 state:D stack:0 pid:3939 tgid:3939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.491569][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.491654][ T32] Call trace: [ 1327.491746][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.491850][ T32] r10:829188dc r9:e07edd84 r8:00000002 r7:60000113 r6:e07edd8c r5:850a2400 [ 1327.491884][ T32] r4:850a2400 [ 1327.491905][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.491945][ T32] r5:850a2400 r4:829188d8 [ 1327.491967][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.492005][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.492049][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1327.492071][ T32] r4:00000000 [ 1327.492090][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.508817][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.508920][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.508972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490dac0 [ 1327.509010][ T32] r4:00000000 [ 1327.509035][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.509127][ T32] r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1327.509155][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.509203][ T32] r5:00001000 r4:dff6f000 [ 1327.509332][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.509482][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.509667][ T32] r5:85014b8c r4:85014800 [ 1327.509703][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.509783][ T32] r7:ddde2d80 r6:83018200 r5:85014b8c r4:8493bd00 [ 1327.509809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.509856][ T32] r10:61c88647 r9:850a2400 r8:8493bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.509878][ T32] r4:8493bd00 [ 1327.509898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.509948][ T32] r10:00000000 r9:8493bd00 r8:8027f5e8 r7:e07e9e60 r6:8493bd80 r5:850a2400 [ 1327.510012][ T32] r4:00000001 [ 1327.510063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.510112][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1327.510190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.510260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.510291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.510376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.510404][ T32] r4:8490d9c0 [ 1327.510852][ T32] INFO: task kworker/1:220:3939 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.510887][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.510953][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.511001][ T32] Call trace: [ 1327.511034][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.511080][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.511111][ T32] r4:00000000 [ 1327.511132][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.511169][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.511198][ T32] 1d20: dda6d000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.511229][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.511268][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.511297][ T32] r5:80000013 r4:80239bb0 [ 1327.511318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.511357][ T32] r4:82ac11e4 [ 1327.511377][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.511432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.511460][ T32] r4:e05e1dc0 [ 1327.511481][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.511523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.511545][ T32] r4:00000000 [ 1327.511576][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.511656][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.511685][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.511749][ T32] r5:00001000 r4:e01f9000 [ 1327.511774][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.511842][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.511891][ T32] r5:84b52f8c r4:84b52c00 [ 1327.511912][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.511975][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.512036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.512087][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.512168][ T32] r4:846ded00 [ 1327.525404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.525492][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.525532][ T32] r4:00000001 [ 1327.525554][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.525592][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.525623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.525653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.525708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.525915][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1327.526357][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1327.526617][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.526851][ T32] r5:00001000 r4:e05d3000 [ 1327.526876][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.526927][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.527115][ T32] r10:61c88647 r9:850a3c00 r8:8493be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.527435][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.528187][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1327.528291][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.528339][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.528364][ T32] r4:00000000 [ 1327.528385][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.528448][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.528507][ T32] 1d20: ddf4f000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.528540][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.528577][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.528616][ T32] r5:80000013 r4:80239bb0 [ 1327.528644][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.528685][ T32] r4:82ac11e4 [ 1327.528705][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.528804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.528838][ T32] r4:e05e1dc0 [ 1327.528861][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.528904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.528926][ T32] r4:00000000 [ 1327.528946][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.529007][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.529033][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.529075][ T32] r5:00001000 r4:e01f9000 [ 1327.529101][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.529140][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.529180][ T32] r5:84b52f8c r4:84b52c00 [ 1327.529201][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.529247][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.529292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.529343][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.529371][ T32] r4:846ded00 [ 1327.529392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.529436][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.529478][ T32] r4:00000001 [ 1327.529592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.529631][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.529659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.529688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.529715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.529773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.529810][ T32] r4:84a7ddc0 [ 1327.529859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.529888][ T32] INFO: task kworker/1:222:3944 blocked for more than 454 seconds. [ 1327.529919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.529942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.529963][ T32] task:kworker/1:222 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.530164][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.530216][ T32] Call trace: [ 1327.530305][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.530432][ T32] r10:829188dc r9:e07fdd84 r8:00000002 r7:60000113 r6:e07fdd8c r5:850a3000 [ 1327.530509][ T32] r4:850a3000 [ 1327.530534][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.530574][ T32] r5:850a3000 r4:829188d8 ** 2 printk messages dropped ** [ 1327.530704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 ** 8 printk messages dropped ** [ 1327.531085][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.531138][ T32] r5:00001000 r4:e002f000 [ 1327.531159][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.531300][ T32] r7:ddde2d80 r6:83018200 r5:8501538c r4:8493bf00 ** 10 printk messages dropped ** [ 1327.531773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.552993][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1327.553545][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.553755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 11 printk messages dropped ** [ 1327.554323][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.554712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.555022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.555354][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.555793][ T32] r9:83018005 r8:84778000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 1 printk messages dropped ** [ 1327.555866][ T32] r5:00001000 r4:e06d9000 ** 4 printk messages dropped ** [ 1327.556116][ T32] r7:dddced80 r6:83018000 r5:84b8a38c r4:8457c880 ** 8 printk messages dropped ** [ 1327.556432][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.557062][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.557129][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.557176][ T32] Call trace: [ 1327.557297][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.557383][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.557411][ T32] r4:00000000 [ 1327.557433][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.557471][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.557510][ T32] 1d20: de2ae000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.557556][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.557612][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.557641][ T32] r5:80000013 r4:80239bb0 [ 1327.557662][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.557729][ T32] r4:82ac11e4 [ 1327.557753][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.557795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.557830][ T32] r4:e05e1dc0 [ 1327.557858][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.557899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.557923][ T32] r4:00000000 [ 1327.557942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.558019][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.558045][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.558088][ T32] r5:00001000 r4:e01f9000 [ 1327.558116][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.558155][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.558210][ T32] r5:84b52f8c r4:84b52c00 [ 1327.558235][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.558281][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.558302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.558386][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.558414][ T32] r4:846ded00 [ 1327.558514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.558564][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.558734][ T32] r4:00000001 [ 1327.558758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.558798][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.558827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.558856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.558883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.558910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.558932][ T32] r4:84a7ddc0 [ 1327.558971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.559111][ T32] INFO: task kworker/1:223:3947 blocked for more than 454 seconds. [ 1327.559144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.559168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.559334][ T32] task:kworker/1:223 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.559386][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.559499][ T32] Call trace: [ 1327.559573][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.559729][ T32] r10:829188dc r9:e0801d84 r8:00000002 r7:60000113 r6:e0801d8c r5:84779800 [ 1327.559756][ T32] r4:84779800 [ 1327.559788][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.559831][ T32] r5:84779800 r4:829188d8 [ 1327.559853][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.559894][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.559938][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0801e08 [ 1327.559960][ T32] r4:00000000 [ 1327.559990][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.560030][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.560105][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.560181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d0340 [ 1327.560207][ T32] r4:00000000 [ 1327.560256][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.560305][ T32] r9:83018205 r8:84779800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1327.560328][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.560406][ T32] r5:00001000 r4:e05ed000 [ 1327.560430][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.560470][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.560511][ T32] r5:85015f8c r4:85015c00 [ 1327.560530][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.560628][ T32] r7:ddde2d80 r6:83018200 r5:85015f8c r4:84439100 [ 1327.560652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.560726][ T32] r10:61c88647 r9:84779800 r8:8443912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.560752][ T32] r4:84439100 [ 1327.560772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.560815][ T32] r10:00000000 r9:84439100 r8:8027f5e8 r7:e07f5e60 r6:8457c980 r5:84779800 [ 1327.560856][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.561027][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.561673][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.562055][ T32] 1d20: de2ae000 e01b7000 00000001 80239b98 7f157000 00000001 ** 9 printk messages dropped ** [ 1327.583152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 11 printk messages dropped ** [ 1327.583901][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.584299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1327.584600][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.584997][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1327.585339][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.585494][ T32] r5:00001000 r4:dfa8b000 [ 1327.585518][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.585661][ T32] r7:ddde2d80 r6:83018200 r5:8501c38c r4:84439000 ** 5 printk messages dropped ** [ 1327.586024][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.586268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.586301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.586325][ T32] r4:849d0100 [ 1327.586868][ T32] INFO: task kworker/1:224:3949 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.586927][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.587052][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.587125][ T32] Call trace: [ 1327.587158][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.587207][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.587231][ T32] r4:00000000 [ 1327.587252][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.587309][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.587341][ T32] 1d20: de4cf000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.587371][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.587397][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.587473][ T32] r5:80000013 r4:80239bb0 [ 1327.587526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.587569][ T32] r4:82ac11e4 [ 1327.587589][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.587657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.587684][ T32] r4:e05e1dc0 [ 1327.587704][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.587765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.587788][ T32] r4:00000000 [ 1327.587808][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.587852][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.587874][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.587915][ T32] r5:00001000 r4:e01f9000 [ 1327.587935][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.587984][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.588031][ T32] r5:84b52f8c r4:84b52c00 [ 1327.588051][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.588128][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.588156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.588204][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.588240][ T32] r4:846ded00 [ 1327.588263][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.588338][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.588365][ T32] r4:00000001 [ 1327.588414][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.588481][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.588511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.588539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.588565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.588594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.588615][ T32] r4:84a7ddc0 [ 1327.588636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.588661][ T32] INFO: task kworker/1:225:3951 blocked for more than 454 seconds. [ 1327.588688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.588712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.588743][ T32] task:kworker/1:225 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.588809][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.588875][ T32] Call trace: [ 1327.588910][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.589001][ T32] r10:829188dc r9:e0811d84 r8:00000002 r7:60000113 r6:e0811d8c r5:8477c800 [ 1327.589103][ T32] r4:8477c800 [ 1327.589141][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.589278][ T32] r5:8477c800 r4:829188d8 [ 1327.589303][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.589370][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.589419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0811e08 [ 1327.589456][ T32] r4:00000000 [ 1327.589479][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.589516][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.589550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1327.589636][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.589823][ T32] r5:00001000 r4:e05ff000 [ 1327.589842][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.590025][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.590539][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.591456][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1327.591815][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1327.615091][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1327.615175][ T32] r5:00001000 r4:e01f9000 [ 1327.615196][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.615458][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.615511][ T32] r5:84b52f8c r4:84b52c00 [ 1327.615532][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.615583][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.615608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.615656][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.615680][ T32] r4:846ded00 [ 1327.615700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.615777][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.615860][ T32] r4:00000001 [ 1327.615942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.615984][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.616015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.616069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.616134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.616169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.616192][ T32] r4:84a7ddc0 [ 1327.616243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.616306][ T32] INFO: task kworker/1:226:3953 blocked for more than 454 seconds. [ 1327.616343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.616423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.616502][ T32] task:kworker/1:226 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.616645][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.616723][ T32] Call trace: [ 1327.616757][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.616807][ T32] r10:829188dc r9:e0825d84 r8:00000002 r7:60000113 r6:e0825d8c r5:8477d400 [ 1327.616835][ T32] r4:8477d400 [ 1327.616885][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.616930][ T32] r5:8477d400 r4:829188d8 [ 1327.616950][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.617018][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.617099][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0825e08 [ 1327.617133][ T32] r4:00000000 [ 1327.617154][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.617191][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.617226][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.617294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d00c0 [ 1327.617322][ T32] r4:00000000 [ 1327.617368][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.617417][ T32] r9:83018205 r8:8477d400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1327.617439][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.617512][ T32] r5:00001000 r4:e061b000 [ 1327.617592][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.617636][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.617678][ T32] r5:8501638c r4:85016000 [ 1327.617697][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.617740][ T32] r7:ddde2d80 r6:83018200 r5:8501638c r4:84439080 [ 1327.617787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.617836][ T32] r10:61c88647 r9:8477d400 r8:844390ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.617859][ T32] r4:84439080 [ 1327.617880][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.617941][ T32] r10:00000000 r9:84439080 r8:8027f5e8 r7:e0809e60 r6:8457cb00 r5:8477d400 [ 1327.617994][ T32] r4:00000001 [ 1327.618030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.618099][ T32] Exception stack(0xe0825fb0 to 0xe0825ff8) [ 1327.618132][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.618364][ T32] r4:849d0400 ** 5 printk messages dropped ** [ 1327.619180][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1327.619554][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.619871][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1327.620068][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.620569][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1327.621050][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1327.621245][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.621519][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.622041][ T32] r5:00001000 r4:e063f000 [ 1327.622065][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.640596][ T32] r7:ddde2d80 r6:83018200 r5:8501678c r4:84439200 ** 4 printk messages dropped ** [ 1327.640824][ T32] r10:00000000 r9:84439200 r8:8027f5e8 r7:e0809e60 r6:8457cb80 r5:8477a400 ** 9 printk messages dropped ** [ 1327.641949][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1327.656002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1327.656365][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.656522][ T32] r5:84b52f8c r4:84b52c00 [ 1327.656547][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.656608][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.656633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.656693][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.656721][ T32] r4:846ded00 [ 1327.656745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.656841][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.656870][ T32] r4:00000001 [ 1327.656895][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.656934][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.656986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.657019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.657047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.657101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.657154][ T32] r4:84a7ddc0 [ 1327.657182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.657225][ T32] INFO: task kworker/1:228:3957 blocked for more than 454 seconds. [ 1327.657261][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.657293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.657317][ T32] task:kworker/1:228 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.657375][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.657441][ T32] Call trace: [ 1327.657492][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.657567][ T32] r10:829188dc r9:e0839d84 r8:00000002 r7:60000113 r6:e0839d8c r5:8477bc00 [ 1327.657594][ T32] r4:8477bc00 [ 1327.657615][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.657667][ T32] r5:8477bc00 r4:829188d8 [ 1327.657691][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.657733][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.657790][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0839e08 [ 1327.657817][ T32] r4:00000000 [ 1327.657837][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.657880][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.657916][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.657987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d0800 [ 1327.658027][ T32] r4:00000000 [ 1327.658055][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.658124][ T32] r9:83018205 r8:8477bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.658149][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.658193][ T32] r5:00001000 r4:e0659000 [ 1327.658224][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.658291][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.658337][ T32] r5:85016b8c r4:85016800 [ 1327.658357][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.658443][ T32] r7:ddde2d80 r6:83018200 r5:85016b8c r4:84439280 [ 1327.658468][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.658515][ T32] r10:61c88647 r9:8477bc00 r8:844392ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.658537][ T32] r4:84439280 [ 1327.658557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.658613][ T32] r10:00000000 r9:84439280 r8:8027f5e8 r7:e0809e60 r6:8457cc00 r5:8477bc00 [ 1327.658641][ T32] r4:00000001 [ 1327.658662][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.658696][ T32] Exception stack(0xe0839fb0 to 0xe0839ff8) [ 1327.658737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.658768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.658795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.658828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.658851][ T32] r4:849d0400 [ 1327.659316][ T32] INFO: task kworker/1:228:3957 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.659351][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.659918][ T32] 1d20: dedd5000 e01b7000 00000001 80239b98 7f157000 00000001 ** 9 printk messages dropped ** [ 1327.660259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 11 printk messages dropped ** [ 1327.660957][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.661289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.661656][ T32] task:kworker/1:229 state:D stack:0 pid:3959 tgid:3959 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1327.673711][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.674072][ T32] r5:00001000 r4:e0681000 ** 1 printk messages dropped ** [ 1327.674145][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.674584][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.674797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1327.675800][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1327.676003][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.676165][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.676376][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.676708][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 3 printk messages dropped ** [ 1327.676813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.676873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.676904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.676963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.677006][ T32] r4:84a7ddc0 [ 1327.677031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.677082][ T32] INFO: task kworker/1:230:3961 blocked for more than 454 seconds. [ 1327.677150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.677179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.677201][ T32] task:kworker/1:230 state:D stack:0 pid:3961 tgid:3961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.677267][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.677350][ T32] Call trace: [ 1327.677423][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.677479][ T32] r10:829188dc r9:e0855d84 r8:00000002 r7:60000013 r6:e0855d8c r5:8477ec00 [ 1327.677514][ T32] r4:8477ec00 [ 1327.677536][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.677577][ T32] r5:8477ec00 r4:829188d8 [ 1327.677622][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.677665][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.677709][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0855e08 [ 1327.677732][ T32] r4:00000000 [ 1327.677751][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.677816][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.677867][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.677909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d0a80 [ 1327.677931][ T32] r4:00000000 [ 1327.677951][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.678031][ T32] r9:83018205 r8:8477ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.678056][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.678098][ T32] r5:00001000 r4:e06bd000 [ 1327.678117][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.678157][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.678208][ T32] r5:8501738c r4:85017000 [ 1327.678232][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.678300][ T32] r7:ddde2d80 r6:83018200 r5:8501738c r4:84439400 [ 1327.678324][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.678383][ T32] r10:61c88647 r9:8477ec00 r8:8443942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.678417][ T32] r4:84439400 [ 1327.678442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.678489][ T32] r10:00000000 r9:84439400 r8:8027f5e8 r7:e0809e60 r6:8457cd00 r5:8477ec00 [ 1327.678512][ T32] r4:00000001 [ 1327.678532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.678566][ T32] Exception stack(0xe0855fb0 to 0xe0855ff8) [ 1327.678604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.678636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.678686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.678719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.678742][ T32] r4:849d0040 [ 1327.679060][ T32] INFO: task kworker/1:230:3961 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.679119][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.679180][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.679237][ T32] Call trace: [ 1327.679281][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.679344][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.679370][ T32] r4:00000000 [ 1327.679391][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.679442][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.679496][ T32] 1d20: dedd5000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.679529][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.679555][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.679580][ T32] r5:80000013 r4:80239bb0 [ 1327.679603][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.679643][ T32] r4:82ac11e4 [ 1327.679663][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.679704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.679726][ T32] r4:e05e1dc0 [ 1327.679745][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.679797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 3 printk messages dropped ** [ 1327.679937][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.680281][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.680681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1327.680779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.680803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.680856][ T32] task:kworker/0:191 state:D stack:0 pid:3964 tgid:3964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.680927][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.680970][ T32] Call trace: [ 1327.681022][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.681070][ T32] r10:829188dc r9:e07f9d84 r8:00000002 r7:60000113 r6:e07f9d8c r5:8477e000 [ 1327.681093][ T32] r4:8477e000 [ 1327.681122][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.681175][ T32] r5:8477e000 r4:829188d8 [ 1327.681199][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.681239][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.681283][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1327.681315][ T32] r4:00000000 [ 1327.681359][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.681443][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.681494][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.681560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fb840 [ 1327.681586][ T32] r4:00000000 [ 1327.681609][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.681675][ T32] r9:83018005 r8:8477e000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1327.681700][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.681742][ T32] r5:00001000 r4:e0739000 [ 1327.681761][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.681799][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.681862][ T32] r5:84b89f8c r4:84b89c00 [ 1327.681885][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.681930][ T32] r7:dddced80 r6:83018000 r5:84b89f8c r4:8457cd80 [ 1327.681993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.682071][ T32] r10:61c88647 r9:8477e000 r8:8457cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.682107][ T32] r4:8457cd80 [ 1327.682204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.703893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.704792][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1327.705192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1327.706077][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.706406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.706677][ T32] task:kworker/1:231 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.707208][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.707510][ T32] r5:00001000 r4:e0703000 [ 1327.707533][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.707844][ T32] r10:61c88647 r9:85130000 r8:844394ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1327.708234][ T32] r4:849d0980 ** 4 printk messages dropped ** [ 1327.708770][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1327.709084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1327.709439][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 8 printk messages dropped ** [ 1327.709796][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.709819][ T32] r4:846ded00 [ 1327.709846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.709890][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.709912][ T32] r4:00000001 [ 1327.709954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.710044][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.710085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.710127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.710166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.710207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.710232][ T32] r4:84a7ddc0 [ 1327.710273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.710304][ T32] INFO: task kworker/1:232:3967 blocked for more than 454 seconds. [ 1327.710333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.710379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.710403][ T32] task:kworker/1:232 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.710448][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.710489][ T32] Call trace: [ 1327.710529][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.710608][ T32] r10:829188dc r9:e085dd84 r8:00000002 r7:60000113 r6:e085dd8c r5:85130c00 [ 1327.710635][ T32] r4:85130c00 [ 1327.710687][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.710731][ T32] r5:85130c00 r4:829188d8 [ 1327.710761][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.710846][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.710924][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e085de08 [ 1327.710962][ T32] r4:00000000 [ 1327.710991][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.711061][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.711101][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.711172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d0e00 [ 1327.711198][ T32] r4:00000000 [ 1327.711241][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.711293][ T32] r9:83018205 r8:85130c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1327.711316][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.711357][ T32] r5:00001000 r4:e071f000 [ 1327.711378][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.711427][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.711485][ T32] r5:85017f8c r4:85017c00 [ 1327.711528][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.711576][ T32] r7:ddde2d80 r6:83018200 r5:85017f8c r4:84439380 [ 1327.711597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.711644][ T32] r10:61c88647 r9:85130c00 r8:844393ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.711666][ T32] r4:84439380 [ 1327.711699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.711754][ T32] r10:00000000 r9:84439380 r8:8027f5e8 r7:e0809e60 r6:8457cf00 r5:85130c00 [ 1327.711780][ T32] r4:00000001 [ 1327.711800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.711840][ T32] Exception stack(0xe085dfb0 to 0xe085dff8) [ 1327.711868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.711917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.711947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.711978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1327.745163][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.745622][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.745904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 9 printk messages dropped ** [ 1327.746314][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 ** 7 printk messages dropped ** [ 1327.746601][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1327.746958][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.747389][ T32] r4:850a6c00 ** 4 printk messages dropped ** [ 1327.747616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0805e08 ** 8 printk messages dropped ** [ 1327.748107][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.748175][ T32] r5:00001000 r4:e0773000 ** 3 printk messages dropped ** [ 1327.748395][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.748727][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.749644][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1327.750070][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.750310][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.750652][ T32] r5:84b52f8c r4:84b52c00 ** 4 printk messages dropped ** [ 1327.750893][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1327.751101][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1327.751534][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.751841][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.764972][ T32] r5:00001000 r4:e0763000 [ 1327.765007][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.765234][ T32] r7:dddced80 r6:83018000 r5:84b8ab8c r4:84790100 [ 1327.765256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.765303][ T32] r10:61c88647 r9:850a6000 r8:8479012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.765326][ T32] r4:84790100 [ 1327.765346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.765391][ T32] r10:00000000 r9:84790100 r8:8027f5e8 r7:e0569e60 r6:84439500 r5:850a6000 [ 1327.765416][ T32] r4:00000001 [ 1327.765438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.765477][ T32] Exception stack(0xe0879fb0 to 0xe0879ff8) [ 1327.765510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.765564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.765601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.765631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.765675][ T32] r4:847fb880 [ 1327.766216][ T32] INFO: task kworker/0:192:3971 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.766257][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.766328][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.766402][ T32] Call trace: [ 1327.766478][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.766533][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.766557][ T32] r4:00000000 [ 1327.766603][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.766671][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.766703][ T32] 1d20: dfba6000 e01b7000 00000001 80239b98 7f157000 00000001 [ 1327.766733][ T32] 1d40: 82ac05a0 7f157000 e01b7000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.766768][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.766795][ T32] r5:80000013 r4:80239bb0 [ 1327.766841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.766896][ T32] r4:82ac11e4 [ 1327.766925][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.766992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.767023][ T32] r4:e05e1dc0 [ 1327.767064][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.767115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.767160][ T32] r4:00000000 [ 1327.767184][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.767229][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.767251][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.767303][ T32] r5:00001000 r4:e01f9000 [ 1327.767347][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.767389][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.767431][ T32] r5:84b52f8c r4:84b52c00 [ 1327.767450][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.767527][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.767552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.767600][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.767645][ T32] r4:846ded00 [ 1327.767668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.767773][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.767808][ T32] r4:00000001 [ 1327.767830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.767871][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.767898][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.767928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.767965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.767997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.768020][ T32] r4:84a7ddc0 [ 1327.768042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.768104][ T32] INFO: task kworker/0:193:3973 blocked for more than 454 seconds. [ 1327.768170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.768199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.768606][ T32] r5:85131800 r4:829188d8 ** 5 printk messages dropped ** [ 1327.768908][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.769168][ T32] r5:00001000 r4:dfba7000 [ 1327.769187][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.769286][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.769621][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.770453][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1327.770949][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.771150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 ** 11 printk messages dropped ** [ 1327.771594][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.771896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1327.794213][ T32] r4:85132400 ** 5 printk messages dropped ** [ 1327.794476][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.794642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c2880 ** 4 printk messages dropped ** [ 1327.794878][ T32] r5:00001000 r4:dfa49000 ** 3 printk messages dropped ** [ 1327.795052][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.795445][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.796276][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.796681][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1327.796795][ T32] r4:82ac11e4 [ 1327.796845][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.796940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.796969][ T32] r4:e05e1dc0 [ 1327.797010][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.797079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a780 [ 1327.797115][ T32] r4:00000000 [ 1327.797137][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.797183][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.797205][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.797247][ T32] r5:00001000 r4:e01f9000 [ 1327.797288][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.797331][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.797397][ T32] r5:84b52f8c r4:84b52c00 [ 1327.797427][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.797473][ T32] r7:ddde2d80 r6:83018200 r5:84b52f8c r4:846ded00 [ 1327.797604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.797724][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.797772][ T32] r4:846ded00 [ 1327.797817][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.797915][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.797941][ T32] r4:00000001 [ 1327.797962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.798079][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.798147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.798192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.798223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.798282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.798311][ T32] r4:84a7ddc0 [ 1327.798346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.798379][ T32] INFO: task kworker/1:235:3979 blocked for more than 454 seconds. [ 1327.798436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.798504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.798538][ T32] task:kworker/1:235 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.798606][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.798679][ T32] Call trace: [ 1327.798735][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.798785][ T32] r10:829188dc r9:e088dd84 r8:00000002 r7:60000113 r6:e088dd8c r5:850a4800 [ 1327.798817][ T32] r4:850a4800 [ 1327.798845][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.798886][ T32] r5:850a4800 r4:829188d8 [ 1327.798928][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.798996][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.799048][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e088de08 [ 1327.799073][ T32] r4:00000000 [ 1327.799127][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.799192][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.799232][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.799274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c2600 [ 1327.799297][ T32] r4:00000000 [ 1327.799318][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.799363][ T32] r9:83018205 r8:850a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1327.799405][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.799459][ T32] r5:00001000 r4:e89b9000 [ 1327.799481][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.799543][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.799611][ T32] r5:8501c78c r4:8501c400 [ 1327.799634][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.799682][ T32] r7:ddde2d80 r6:83018200 r5:8501c78c r4:84439700 [ 1327.799711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.799767][ T32] r10:61c88647 r9:850a4800 r8:8443972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.799792][ T32] r4:84439700 ** 2 printk messages dropped ** [ 1327.799887][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.800124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1327.800866][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.801106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1327.801621][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.801999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1327.823131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1327.823540][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.824089][ T32] r5:00001000 r4:dfc6b000 [ 1327.824110][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.824279][ T32] r7:dddced80 r6:83018000 r5:84b8b78c r4:84790280 ** 8 printk messages dropped ** [ 1327.824731][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.825890][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1327.826443][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.826653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1327.827188][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.827602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1327.827931][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.828240][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.828289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0899e08 [ 1327.828311][ T32] r4:00000000 [ 1327.828331][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.828368][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.828413][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.828493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d0b40 [ 1327.828518][ T32] r4:00000000 [ 1327.828538][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.828603][ T32] r9:83018005 r8:850a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1327.828649][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.828695][ T32] r5:00001000 r4:e013d000 [ 1327.828715][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.828756][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.828797][ T32] r5:8441578c r4:84415400 [ 1327.828843][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.828892][ T32] r7:dddced80 r6:83018000 r5:8441578c r4:84790380 [ 1327.828924][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.828973][ T32] r10:61c88647 r9:850a8000 r8:847903ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.829022][ T32] r4:84790380 [ 1327.829045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.829091][ T32] r10:00000000 r9:84790380 r8:8027f5e8 r7:e0569e60 r6:84439880 r5:850a8000 [ 1327.829138][ T32] r4:00000001 [ 1327.829160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.829195][ T32] Exception stack(0xe0899fb0 to 0xe0899ff8) [ 1327.829222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.829262][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.829292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.829333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.829357][ T32] r4:847fbd80 [ 1327.829660][ T32] INFO: task kworker/0:195:3982 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1327.829694][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.829772][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.829821][ T32] Call trace: [ 1327.829878][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1327.829963][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1327.830011][ T32] r4:00000000 [ 1327.830054][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.830100][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1327.830152][ T32] 1d20: 7f4c7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1327.830184][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1327.830210][ T32] 1d60: 80230ad4 80239bb0 90000013 ffffffff [ 1327.830234][ T32] r5:90000013 r4:80239bb0 [ 1327.830254][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.830293][ T32] r4:82ac11e4 [ 1327.830333][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.830379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1327.830401][ T32] r4:e05e1dc0 [ 1327.830458][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.830503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1327.830547][ T32] r4:00000000 [ 1327.830579][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.830648][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1327.830673][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.830749][ T32] r5:00001000 r4:eced5000 [ 1327.830772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.830856][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.830932][ T32] r5:85c3938c r4:85c39000 [ 1327.830956][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.831002][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1327.831023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.831102][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.831131][ T32] r4:846ded00 [ 1327.831151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.831197][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.831219][ T32] r4:00000001 [ 1327.831238][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.831272][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.831298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.831326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.831352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.831390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.831415][ T32] r4:84a7ddc0 [ 1327.831437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.831574][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.831962][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.863524][ T32] r5:00001000 r4:e00cd000 [ 1327.863545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.863778][ T32] r10:61c88647 r9:850a9800 r8:8479042c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1327.864188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1327.865144][ T32] 1d20: 7fe1a000 ece39000 00000001 80239b98 7f159000 00000001 ** 7 printk messages dropped ** [ 1327.865391][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1327.865646][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.866002][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.866065][ T32] r4:846ded00 [ 1327.866090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.866137][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.866170][ T32] r4:00000001 [ 1327.866194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.866229][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.866256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.866284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.866311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.866339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.866360][ T32] r4:84a7ddc0 [ 1327.866384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.866413][ T32] INFO: task kworker/0:197:3986 blocked for more than 454 seconds. [ 1327.866446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.866501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.866551][ T32] task:kworker/0:197 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.866677][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.866734][ T32] Call trace: [ 1327.866807][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.866862][ T32] r10:829188dc r9:e08a9d84 r8:00000002 r7:60000113 r6:e08a9d8c r5:850a8c00 [ 1327.866886][ T32] r4:850a8c00 [ 1327.866906][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.866974][ T32] r5:850a8c00 r4:829188d8 [ 1327.866999][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.867039][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.867099][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a9e08 [ 1327.867136][ T32] r4:00000000 [ 1327.867158][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.867208][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.867246][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.867314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84929940 [ 1327.867339][ T32] r4:00000000 [ 1327.867388][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.867462][ T32] r9:83018005 r8:850a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1327.867515][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.867559][ T32] r5:00001000 r4:e010d000 [ 1327.867579][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.867649][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.867700][ T32] r5:84b8bf8c r4:84b8bc00 [ 1327.867721][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.867792][ T32] r7:dddced80 r6:83018000 r5:84b8bf8c r4:84790480 [ 1327.867863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.867950][ T32] r10:61c88647 r9:850a8c00 r8:847904ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.867976][ T32] r4:84790480 [ 1327.867997][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.868040][ T32] r10:00000000 r9:84790480 r8:8027f5e8 r7:e0899e60 r6:84439980 r5:850a8c00 [ 1327.868062][ T32] r4:00000001 [ 1327.868081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.868115][ T32] Exception stack(0xe08a9fb0 to 0xe08a9ff8) [ 1327.868142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.868173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.868201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.868229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.868253][ T32] r4:84929100 [ 1327.868557][ T32] INFO: task kworker/0:197:3986 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 5 printk messages dropped ** [ 1327.868996][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.869314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1327.869741][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.870087][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.870113][ T32] r4:846ded00 [ 1327.870134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.870178][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.870223][ T32] r4:00000001 [ 1327.870278][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.870317][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.870356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.870386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.870413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.870466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.870491][ T32] r4:84a7ddc0 [ 1327.870512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.870562][ T32] INFO: task kworker/0:198:3988 blocked for more than 454 seconds. [ 1327.870621][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.870650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1327.870907][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.871326][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.871614][ T32] r5:00001000 r4:e05a7000 [ 1327.871632][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.871878][ T32] r7:dddced80 r6:83018000 r5:85121b8c r4:84790300 ** 4 printk messages dropped ** [ 1327.892701][ T32] r10:00000000 r9:84790300 r8:8027f5e8 r7:e0899e60 r6:84439a00 r5:850aa400 ** 10 printk messages dropped ** [ 1327.893788][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.894187][ T32] 1d20: 7ff3d000 ece39000 00000001 80239b98 7f159000 00000001 ** 9 printk messages dropped ** [ 1327.894617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1327.895164][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.895591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1327.895963][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.896495][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.896764][ T32] r5:00001000 r4:e016d000 ** 1 printk messages dropped ** [ 1327.896828][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.897162][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.897483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1327.898208][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1327.898708][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.898997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1327.899137][ T32] r4:00000000 [ 1327.899178][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.899226][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1327.899281][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.899329][ T32] r5:00001000 r4:eced5000 [ 1327.899381][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.899435][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.899525][ T32] r5:85c3938c r4:85c39000 [ 1327.899549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.899596][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1327.899639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.899689][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.899712][ T32] r4:846ded00 [ 1327.899732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.899775][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.899820][ T32] r4:00000001 [ 1327.899874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.899912][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.899940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.899991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.900022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.900052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.900086][ T32] r4:84a7ddc0 [ 1327.900130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.900159][ T32] INFO: task kworker/0:200:3992 blocked for more than 454 seconds. [ 1327.900188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.900212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.900241][ T32] task:kworker/0:200 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.900315][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.900358][ T32] Call trace: [ 1327.900416][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.900476][ T32] r10:829188dc r9:e08b9d84 r8:00000002 r7:60000113 r6:e08b9d8c r5:850ac800 [ 1327.900502][ T32] r4:850ac800 [ 1327.900542][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.900584][ T32] r5:850ac800 r4:829188d8 [ 1327.900604][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.900656][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.900703][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 [ 1327.900725][ T32] r4:00000000 [ 1327.900772][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.900812][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.900876][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.900921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499c400 [ 1327.900953][ T32] r4:00000000 [ 1327.900976][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.901021][ T32] r9:83018005 r8:850ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1327.901051][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.901096][ T32] r5:00001000 r4:e0193000 [ 1327.901116][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.901154][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.901196][ T32] r5:8442af8c r4:8442ac00 [ 1327.901216][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.901259][ T32] r7:dddced80 r6:83018000 r5:8442af8c r4:84790200 [ 1327.901309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.901357][ T32] r10:61c88647 r9:850ac800 r8:8479022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.901401][ T32] r4:84790200 [ 1327.901446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.901493][ T32] r10:00000000 r9:84790200 r8:8027f5e8 r7:e08b1e60 r6:84439b00 r5:850ac800 [ 1327.901515][ T32] r4:00000001 [ 1327.901566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.901604][ T32] Exception stack(0xe08b9fb0 to 0xe08b9ff8) [ 1327.901652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.901684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.901729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.901788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.901830][ T32] r4:8499c040 ** 1 printk messages dropped ** [ 1327.933719][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.935039][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.935417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1327.936413][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.936468][ T32] r4:846ded00 [ 1327.936532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.936650][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1327.936710][ T32] r4:00000001 [ 1327.936770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.936871][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.937000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.937104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.937174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.937244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.937297][ T32] r4:84a7ddc0 [ 1327.937352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.937420][ T32] INFO: task kworker/0:201:3994 blocked for more than 454 seconds. [ 1327.937493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.937549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.937595][ T32] task:kworker/0:201 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.937696][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.937847][ T32] Call trace: [ 1327.938005][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1327.938117][ T32] r10:829188dc r9:e08bdd84 r8:00000002 r7:60000013 r6:e08bdd8c r5:850ad400 [ 1327.938171][ T32] r4:850ad400 [ 1327.938221][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1327.938310][ T32] r5:850ad400 r4:829188d8 [ 1327.938361][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.938449][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.938549][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08bde08 [ 1327.938603][ T32] r4:00000000 [ 1327.938649][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1327.938735][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.938816][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.938912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499c4c0 [ 1327.939000][ T32] r4:00000000 [ 1327.939063][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.939184][ T32] r9:83018005 r8:850ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1327.939243][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.939339][ T32] r5:00001000 r4:e01ad000 [ 1327.939387][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.939471][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.939587][ T32] r5:8512038c r4:85120000 [ 1327.939642][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.939742][ T32] r7:dddced80 r6:83018000 r5:8512038c r4:84790600 [ 1327.939791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.939890][ T32] r10:61c88647 r9:850ad400 r8:8479062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.939946][ T32] r4:84790600 [ 1327.940007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.940580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.973138][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1327.974130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 12 printk messages dropped ** [ 1327.975230][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 6 printk messages dropped ** [ 1327.975794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1327.976493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.977388][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.978263][ T32] r5:00001000 r4:e01d7000 [ 1327.978322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.978658][ T32] r7:dddced80 r6:83018000 r5:85120b8c r4:84790580 ** 8 printk messages dropped ** [ 1327.979306][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.980788][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.981530][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.982143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1327.997170][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.997959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1327.998770][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.999617][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.000324][ T32] r5:00001000 r4:e0506000 [ 1328.000401][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.000733][ T32] r7:dddced80 r6:83018000 r5:85120f8c r4:84790680 [ 1328.000782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.000951][ T32] r10:61c88647 r9:850aec00 r8:847906ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.001018][ T32] r4:84790680 [ 1328.001064][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.001214][ T32] r10:00000000 r9:84790680 r8:8027f5e8 r7:e08b1e60 r6:84439c80 r5:850aec00 [ 1328.001281][ T32] r4:00000001 [ 1328.001340][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.001423][ T32] Exception stack(0xe08e9fb0 to 0xe08e9ff8) [ 1328.001488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.001548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.001611][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.001707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.001773][ T32] r4:8499c440 [ 1328.021025][ T32] INFO: task kworker/0:203:3998 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.021273][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.021461][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.021613][ T32] Call trace: [ 1328.021697][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.021810][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.021870][ T32] r4:00000000 [ 1328.021922][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.022033][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.022130][ T32] 1d20: 80b94000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.032795][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.032943][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.033012][ T32] r5:80000013 r4:80239bb0 [ 1328.033172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.033297][ T32] r4:82ac11e4 [ 1328.033345][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.033439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.033492][ T32] r4:e05e1dc0 [ 1328.033543][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.033651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.033708][ T32] r4:00000000 [ 1328.033756][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.033860][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.033914][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.034063][ T32] r5:00001000 r4:eced5000 [ 1328.034142][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.034234][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.034330][ T32] r5:85c3938c r4:85c39000 [ 1328.034378][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.034470][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.034523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.034638][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.034708][ T32] r4:846ded00 [ 1328.034758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.034859][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.034912][ T32] r4:00000001 [ 1328.034960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.035036][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.035104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.035171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.035235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.035301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.035358][ T32] r4:84a7ddc0 [ 1328.035435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.035529][ T32] INFO: task kworker/0:204:4000 blocked for more than 454 seconds. [ 1328.035616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.035675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.035728][ T32] task:kworker/0:204 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.035858][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.036003][ T32] Call trace: [ 1328.036114][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.036240][ T32] r10:829188dc r9:e08edd84 r8:00000002 r7:60000013 r6:e08edd8c r5:850ab000 [ 1328.036301][ T32] r4:850ab000 [ 1328.036351][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.036439][ T32] r5:850ab000 r4:829188d8 [ 1328.036483][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.036570][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.036690][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08ede08 [ 1328.036751][ T32] r4:00000000 [ 1328.036813][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.036925][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.037014][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.037111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499c800 [ 1328.037165][ T32] r4:00000000 [ 1328.037208][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.037303][ T32] r9:83018005 r8:850ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1328.037353][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.037445][ T32] r5:00001000 r4:e0521000 [ 1328.037491][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.037575][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.037670][ T32] r5:8512138c r4:85121000 [ 1328.037718][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.037812][ T32] r7:dddced80 r6:83018000 r5:8512138c r4:84790780 [ 1328.037862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.038013][ T32] r10:61c88647 r9:850ab000 r8:847907ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.038086][ T32] r4:84790780 [ 1328.038134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.038226][ T32] r10:00000000 r9:84790780 r8:8027f5e8 r7:e08b1e60 r6:84439d00 r5:850ab000 [ 1328.038298][ T32] r4:00000001 [ 1328.038369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.038469][ T32] Exception stack(0xe08edfb0 to 0xe08edff8) [ 1328.038537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.038636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.038717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.038787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.038844][ T32] r4:8499c800 [ 1328.039788][ T32] INFO: task kworker/0:204:4000 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.039879][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.040063][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.040182][ T32] Call trace: [ 1328.040262][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.040371][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.040428][ T32] r4:00000000 [ 1328.040480][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.040573][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1328.040775][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1328.041419][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.042189][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1328.073782][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1328.075058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1328.076043][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f1e08 ** 9 printk messages dropped ** [ 1328.076801][ T32] r5:00001000 r4:e0573000 [ 1328.076850][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.077239][ T32] r7:dddced80 r6:83018000 r5:8512178c r4:84790800 ** 8 printk messages dropped ** [ 1328.077921][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.079363][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.080124][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1328.080593][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1328.081108][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1328.081706][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.102946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1328.103487][ T32] r4:850b0c00 ** 4 printk messages dropped ** [ 1328.103693][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f5e08 ** 9 printk messages dropped ** [ 1328.104148][ T32] r5:00001000 r4:e0785000 [ 1328.104168][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.104315][ T32] r7:dddced80 r6:83018000 r5:85122b8c r4:84790880 ** 3 printk messages dropped ** [ 1328.104529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.104578][ T32] r10:00000000 r9:84790880 r8:8027f5e8 r7:e08b1e60 r6:84439e00 r5:850b0c00 [ 1328.104634][ T32] r4:00000001 [ 1328.104720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.104761][ T32] Exception stack(0xe08f5fb0 to 0xe08f5ff8) [ 1328.104858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.104916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.104948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.104993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.105046][ T32] r4:8499c940 [ 1328.105541][ T32] INFO: task kworker/0:206:4004 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.105577][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.105872][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.105923][ T32] Call trace: [ 1328.105954][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.106032][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.106087][ T32] r4:00000000 [ 1328.106140][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.106272][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.106313][ T32] 1d20: 810cc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.106345][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.106401][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.106435][ T32] r5:80000013 r4:80239bb0 [ 1328.106457][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.106511][ T32] r4:82ac11e4 [ 1328.106562][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.106614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.106805][ T32] r4:e05e1dc0 [ 1328.106860][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.106906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.106933][ T32] r4:00000000 [ 1328.106955][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.107026][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.107088][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.107139][ T32] r5:00001000 r4:eced5000 [ 1328.107159][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.107209][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.107259][ T32] r5:85c3938c r4:85c39000 [ 1328.107280][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.107325][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.107347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.107393][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.107416][ T32] r4:846ded00 [ 1328.107558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.107606][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.107766][ T32] r4:00000001 [ 1328.107799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.107837][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.107993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.108026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.108066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.108123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.108294][ T32] r4:84a7ddc0 [ 1328.108362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.108393][ T32] INFO: task kworker/0:207:4007 blocked for more than 454 seconds. [ 1328.108423][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1328.108569][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.109066][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4905e08 ** 9 printk messages dropped ** [ 1328.109551][ T32] r5:00001000 r4:e05bd000 [ 1328.109571][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.109648][ T32] r5:8512078c r4:85120400 ** 4 printk messages dropped ** [ 1328.109911][ T32] r4:84790900 ** 5 printk messages dropped ** [ 1328.110137][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.110997][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1328.111418][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1328.111778][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1328.142933][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.143263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1328.143664][ T32] r4:850b1800 ** 4 printk messages dropped ** [ 1328.143848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4911e08 ** 8 printk messages dropped ** [ 1328.144276][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.144566][ T32] r7:dddced80 r6:83018000 r5:85121f8c r4:84790980 ** 7 printk messages dropped ** [ 1328.144877][ T32] Exception stack(0xe4911fb0 to 0xe4911ff8) ** 6 printk messages dropped ** [ 1328.145588][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.146177][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.146418][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.146655][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1328.147076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.147145][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.147176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.147204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.147230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.147260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.147282][ T32] r4:84a7ddc0 [ 1328.147305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.147332][ T32] INFO: task kworker/0:209:4010 blocked for more than 454 seconds. [ 1328.147382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.147410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.147431][ T32] task:kworker/0:209 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.147532][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.147578][ T32] Call trace: [ 1328.147611][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.147677][ T32] r10:829188dc r9:e0889d84 r8:00000002 r7:60000113 r6:e0889d8c r5:85133c00 [ 1328.147704][ T32] r4:85133c00 [ 1328.147775][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.147823][ T32] r5:85133c00 r4:829188d8 [ 1328.147864][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.147920][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.147979][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0889e08 [ 1328.148002][ T32] r4:00000000 [ 1328.148021][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.148058][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.148100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.148165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499cf00 [ 1328.148191][ T32] r4:00000000 [ 1328.148211][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.148256][ T32] r9:83018005 r8:85133c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1328.148299][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.148344][ T32] r5:00001000 r4:e06cf000 [ 1328.148395][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.148460][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.148507][ T32] r5:8512238c r4:85122000 [ 1328.148527][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.148570][ T32] r7:dddced80 r6:83018000 r5:8512238c r4:84790700 [ 1328.148590][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.148651][ T32] r10:61c88647 r9:85133c00 r8:8479072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.148676][ T32] r4:84790700 [ 1328.148696][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.148740][ T32] r10:00000000 r9:84790700 r8:8027f5e8 r7:e08f5e60 r6:84790a80 r5:85133c00 [ 1328.148784][ T32] r4:00000001 [ 1328.148820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.148858][ T32] Exception stack(0xe0889fb0 to 0xe0889ff8) [ 1328.148885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.148934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.148986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.149018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.149040][ T32] r4:8499ce80 [ 1328.149376][ T32] INFO: task kworker/0:209:4010 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.149424][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.149484][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.149564][ T32] Call trace: [ 1328.149607][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.149655][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.149679][ T32] r4:00000000 [ 1328.149722][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.149763][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.149811][ T32] 1d20: 81abb000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.149846][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 6 printk messages dropped ** [ 1328.150193][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1328.150492][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1328.150774][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.151067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1328.151413][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1328.151965][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.175295][ T32] r5:00001000 r4:e071b000 [ 1328.175319][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1328.175648][ T32] r10:61c88647 r9:85135400 r8:84790a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.176048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1328.176853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.177054][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.177570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1328.178191][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.178523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1328.178777][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.179146][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4915e08 ** 7 printk messages dropped ** [ 1328.179503][ T32] r9:83018005 r8:85136000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 1 printk messages dropped ** [ 1328.179584][ T32] r5:00001000 r4:e00f1000 [ 1328.179635][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.179705][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.179778][ T32] r5:8504038c r4:85040000 [ 1328.179801][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.179848][ T32] r7:dddced80 r6:83018000 r5:8504038c r4:84790b00 [ 1328.179869][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.179950][ T32] r10:61c88647 r9:85136000 r8:84790b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.180031][ T32] r4:84790b00 [ 1328.180110][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.180160][ T32] r10:00000000 r9:84790b00 r8:8027f5e8 r7:e08f5e60 r6:84790c80 r5:85136000 [ 1328.180183][ T32] r4:00000001 [ 1328.180203][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.180266][ T32] Exception stack(0xe4915fb0 to 0xe4915ff8) [ 1328.180297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.180327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.180353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.180382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.180406][ T32] r4:8492d0c0 [ 1328.180712][ T32] INFO: task kworker/0:211:4015 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.180755][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.180888][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.180965][ T32] Call trace: [ 1328.181032][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.181088][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.181114][ T32] r4:00000000 [ 1328.181134][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.181214][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.181257][ T32] 1d20: 81d9e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.181318][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.181426][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.181454][ T32] r5:80000013 r4:80239bb0 [ 1328.181475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.181555][ T32] r4:82ac11e4 [ 1328.181603][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.181654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.181841][ T32] r4:e05e1dc0 [ 1328.181868][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.181926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.182014][ T32] r4:00000000 [ 1328.182041][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.182092][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.182115][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.182235][ T32] r5:00001000 r4:eced5000 [ 1328.203611][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.203759][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.203843][ T32] r5:85c3938c r4:85c39000 [ 1328.203899][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.204005][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.204032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.204088][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.204114][ T32] r4:846ded00 [ 1328.204163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.204259][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.204294][ T32] r4:00000001 [ 1328.204342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.204391][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.204423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.204454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.204483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.204513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.204562][ T32] r4:84a7ddc0 [ 1328.204591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.204622][ T32] INFO: task kworker/0:212:4016 blocked for more than 454 seconds. [ 1328.204667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.204723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.204749][ T32] task:kworker/0:212 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.204844][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.204893][ T32] Call trace: ** 3 printk messages dropped ** [ 1328.205115][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1328.205479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492d340 ** 4 printk messages dropped ** [ 1328.205634][ T32] r5:00001000 r4:e07e1000 ** 2 printk messages dropped ** [ 1328.205777][ T32] r5:85122f8c r4:85122c00 ** 4 printk messages dropped ** [ 1328.206035][ T32] r4:84790c00 ** 5 printk messages dropped ** [ 1328.206275][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.207229][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1328.207574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1328.208207][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.209128][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1328.209454][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1328.210203][ T32] r4:85134800 ** 4 printk messages dropped ** [ 1328.210608][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e491de08 ** 8 printk messages dropped ** [ 1328.211009][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.211115][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.211286][ T32] r10:61c88647 r9:85134800 r8:84790dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.211427][ T32] r4:84790d80 [ 1328.211458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.211536][ T32] r10:00000000 r9:84790d80 r8:8027f5e8 r7:e4915e60 r6:84790e00 r5:85134800 [ 1328.211588][ T32] r4:00000001 [ 1328.211648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.211688][ T32] Exception stack(0xe491dfb0 to 0xe491dff8) [ 1328.211770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.211806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.211841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.211872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.211895][ T32] r4:8492d380 [ 1328.238208][ T32] INFO: task kworker/0:213:4019 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.238338][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.239031][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.239117][ T32] Call trace: [ 1328.239186][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.239246][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.239272][ T32] r4:00000000 [ 1328.239317][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.239363][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.239394][ T32] 1d20: 824b4000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.239451][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.239481][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.239506][ T32] r5:80000013 r4:80239bb0 [ 1328.239894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.239961][ T32] r4:82ac11e4 [ 1328.239985][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.240027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.240709][ T32] r4:e05e1dc0 [ 1328.240736][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.240780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.240831][ T32] r4:00000000 [ 1328.240856][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.240903][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.240925][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.241210][ T32] r5:00001000 r4:eced5000 [ 1328.241236][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.241276][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.241337][ T32] r5:85c3938c r4:85c39000 [ 1328.241372][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.241423][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.241455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.241536][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.241902][ T32] r4:846ded00 [ 1328.241942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.242045][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.242086][ T32] r4:00000001 [ 1328.242108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.242223][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.250775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.250856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.250889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.250923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.250974][ T32] r4:84a7ddc0 [ 1328.251007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.251040][ T32] INFO: task kworker/0:214:4021 blocked for more than 454 seconds. [ 1328.251076][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.251136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.251244][ T32] task:kworker/0:214 state:D stack:0 pid:4021 tgid:4021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.251366][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.251548][ T32] Call trace: [ 1328.251613][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.251668][ T32] r10:829188dc r9:e4925d84 r8:00000002 r7:60000113 r6:e4925d8c r5:85133000 [ 1328.251692][ T32] r4:85133000 [ 1328.251713][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.251867][ T32] r5:85133000 r4:829188d8 [ 1328.251927][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1328.254904][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.255038][ T32] r5:00001000 r4:e08c1000 [ 1328.255057][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.255256][ T32] r7:dddced80 r6:83018000 r5:8512378c r4:84790e80 ** 7 printk messages dropped ** [ 1328.255732][ T32] Exception stack(0xe4925fb0 to 0xe4925ff8) ** 7 printk messages dropped ** [ 1328.256573][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.256840][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1328.257086][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1328.257252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.257304][ T32] r4:00000000 [ 1328.257328][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.257373][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.257400][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.257499][ T32] r5:00001000 r4:eced5000 [ 1328.257522][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.257563][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.257644][ T32] r5:85c3938c r4:85c39000 [ 1328.257668][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.257768][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.257793][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.257841][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.257863][ T32] r4:846ded00 [ 1328.257910][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.257958][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.258015][ T32] r4:00000001 [ 1328.258037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.258088][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.258133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.258165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.258192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.258222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.258252][ T32] r4:84a7ddc0 [ 1328.258274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.258320][ T32] INFO: task kworker/0:215:4023 blocked for more than 454 seconds. [ 1328.258354][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.258381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.258403][ T32] task:kworker/0:215 state:D stack:0 pid:4023 tgid:4023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.258471][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1328.258685][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1328.259200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492d800 ** 4 printk messages dropped ** [ 1328.259593][ T32] r5:00001000 r4:e492f000 [ 1328.259614][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.259951][ T32] r7:dddced80 r6:83018000 r5:85123b8c r4:84695100 ** 8 printk messages dropped ** [ 1328.260447][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.261211][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1328.261874][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.285036][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.285382][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1328.285597][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1328.285842][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1328.286422][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.286947][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.287363][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.287689][ T32] r5:8442bf8c r4:8442bc00 ** 3 printk messages dropped ** [ 1328.287968][ T32] r10:61c88647 r9:849c0000 r8:846950ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1328.288452][ T32] r4:8492d740 ** 2 printk messages dropped ** [ 1328.289081][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.289495][ T32] 1d20: 82723000 ece39000 00000001 80239b98 7f159000 00000001 ** 6 printk messages dropped ** [ 1328.289752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.289775][ T32] r4:e05e1dc0 [ 1328.289871][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.289944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.290029][ T32] r4:00000000 [ 1328.290054][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.290132][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.290158][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.290203][ T32] r5:00001000 r4:eced5000 [ 1328.290250][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.290293][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.290336][ T32] r5:85c3938c r4:85c39000 [ 1328.290356][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.290402][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.290422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.290468][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.290491][ T32] r4:846ded00 [ 1328.290538][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.290587][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.290611][ T32] r4:00000001 [ 1328.290658][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.290722][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.290752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.290781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.290807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.290836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.290869][ T32] r4:84a7ddc0 [ 1328.290919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.290948][ T32] INFO: task kworker/0:217:4027 blocked for more than 454 seconds. [ 1328.290984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.291009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.291031][ T32] task:kworker/0:217 state:D stack:0 pid:4027 tgid:4027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.291121][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.291220][ T32] Call trace: [ 1328.291506][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.291619][ T32] r10:829188dc r9:e4945d84 r8:00000002 r7:60000113 r6:e4945d8c r5:849c0c00 [ 1328.291763][ T32] r4:849c0c00 [ 1328.291789][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.291832][ T32] r5:849c0c00 r4:829188d8 [ 1328.291867][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.291915][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.291979][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4945e08 [ 1328.292025][ T32] r4:00000000 [ 1328.292060][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.292132][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.292170][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.312813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492da40 [ 1328.312914][ T32] r4:00000000 [ 1328.312942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.313040][ T32] r9:83018005 r8:849c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1328.313069][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.313127][ T32] r5:00001000 r4:e4947000 [ 1328.313161][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.313299][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.313348][ T32] r5:85123f8c r4:85123c00 [ 1328.313396][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.313447][ T32] r7:dddced80 r6:83018000 r5:85123f8c r4:84695180 [ 1328.313470][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.313517][ T32] r10:61c88647 r9:849c0c00 r8:846951ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.313571][ T32] r4:84695180 [ 1328.313649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.313700][ T32] r10:00000000 r9:84695180 r8:8027f5e8 r7:e4915e60 r6:84695300 r5:849c0c00 [ 1328.313722][ T32] r4:00000001 [ 1328.313742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.313779][ T32] Exception stack(0xe4945fb0 to 0xe4945ff8) [ 1328.313836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.313877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.314854][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1328.315211][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.315499][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.315708][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.316216][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1328.316914][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1328.317944][ T32] r4:849c1800 ** 3 printk messages dropped ** [ 1328.318134][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.318417][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.318501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492dc80 [ 1328.318527][ T32] r4:00000000 [ 1328.318548][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.318592][ T32] r9:83018005 r8:849c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1328.318612][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.318653][ T32] r5:00001000 r4:e4953000 [ 1328.318672][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.318709][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.318749][ T32] r5:8512438c r4:85124000 [ 1328.318862][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.318911][ T32] r7:dddced80 r6:83018000 r5:8512438c r4:84695280 [ 1328.319087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.319140][ T32] r10:61c88647 r9:849c1800 r8:846952ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.319192][ T32] r4:84695280 [ 1328.319215][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.319259][ T32] r10:00000000 r9:84695280 r8:8027f5e8 r7:e4915e60 r6:84695400 r5:849c1800 [ 1328.319280][ T32] r4:00000001 [ 1328.319299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.319332][ T32] Exception stack(0xe4951fb0 to 0xe4951ff8) [ 1328.319358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.319387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.319415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.319449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.319474][ T32] r4:8492da80 [ 1328.319781][ T32] INFO: task kworker/0:218:4029 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.319815][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.320001][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.320104][ T32] Call trace: [ 1328.320190][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.320267][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.320297][ T32] r4:00000000 [ 1328.320396][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.320440][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.320523][ T32] 1d20: 82ab5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.320585][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.320633][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.320662][ T32] r5:80000013 r4:80239bb0 [ 1328.320685][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.320726][ T32] r4:82ac11e4 [ 1328.320748][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.320789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.320824][ T32] r4:e05e1dc0 [ 1328.320893][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.320958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.320987][ T32] r4:00000000 [ 1328.321090][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1328.321232][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.321656][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1328.348464][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1328.349245][ T32] r4:849c2400 ** 4 printk messages dropped ** [ 1328.349451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e495de08 ** 8 printk messages dropped ** [ 1328.350105][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.350264][ T32] r5:8512478c r4:85124400 ** 1 printk messages dropped ** [ 1328.350447][ T32] r7:dddced80 r6:83018000 r5:8512478c r4:84695380 ** 9 printk messages dropped ** [ 1328.350997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.351201][ T32] r4:8492db00 [ 1328.351725][ T32] INFO: task kworker/0:219:4031 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.351803][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.351902][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.351952][ T32] Call trace: [ 1328.352019][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.352072][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.352191][ T32] r4:00000000 [ 1328.352218][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.352260][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.365573][ T32] 1d20: 8312c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.365646][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.365680][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.365767][ T32] r5:80000013 r4:80239bb0 [ 1328.365864][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.365934][ T32] r4:82ac11e4 [ 1328.365957][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.366032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 3 printk messages dropped ** [ 1328.366173][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.366435][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1328.366813][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.367416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1328.367914][ T32] r4:849c3000 ** 4 printk messages dropped ** [ 1328.368154][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4969e08 ** 9 printk messages dropped ** [ 1328.368560][ T32] r5:00001000 r4:e496b000 [ 1328.368581][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.368620][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1328.369148][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.370244][ T32] INFO: task kworker/0:220:4033 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 9 printk messages dropped ** [ 1328.370762][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 10 printk messages dropped ** [ 1328.372052][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1328.393587][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.393924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.394624][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.394985][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.395453][ T32] r5:00001000 r4:e4977000 [ 1328.395498][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.395691][ T32] r7:dddced80 r6:83018000 r5:85124b8c r4:84695600 ** 5 printk messages dropped ** [ 1328.395934][ T32] r4:00000001 [ 1328.395953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.396014][ T32] Exception stack(0xe4975fb0 to 0xe4975ff8) [ 1328.396074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.396112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.396140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.396183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.396209][ T32] r4:8499cfc0 [ 1328.396723][ T32] INFO: task kworker/0:221:4035 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.396762][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.396854][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.396932][ T32] Call trace: [ 1328.396967][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.397016][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.397040][ T32] r4:00000000 [ 1328.397060][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.397103][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.397131][ T32] 1d20: 833af000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.397161][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.397186][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.397210][ T32] r5:80000013 r4:80239bb0 [ 1328.397260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.397348][ T32] r4:82ac11e4 [ 1328.397373][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.397428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.397455][ T32] r4:e05e1dc0 [ 1328.397509][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.397555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.397578][ T32] r4:00000000 [ 1328.397599][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.397642][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.397664][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.397706][ T32] r5:00001000 r4:eced5000 [ 1328.397725][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.397776][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.397821][ T32] r5:85c3938c r4:85c39000 [ 1328.397986][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.398046][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.398068][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.398121][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.398144][ T32] r4:846ded00 [ 1328.398163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.398237][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.398263][ T32] r4:00000001 [ 1328.398344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.398411][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.398441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.398471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.398497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.398539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.398566][ T32] r4:84a7ddc0 [ 1328.398616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.398645][ T32] INFO: task kworker/0:222:4036 blocked for more than 454 seconds. [ 1328.398675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.398700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.398733][ T32] task:kworker/0:222 state:D stack:0 pid:4036 tgid:4036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.398815][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.398866][ T32] Call trace: [ 1328.398908][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.398958][ T32] r10:829188dc r9:e4921d84 r8:00000002 r7:60000113 r6:e4921d8c r5:849c4800 [ 1328.399013][ T32] r4:849c4800 [ 1328.399039][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.399191][ T32] r5:849c4800 r4:829188d8 [ 1328.399218][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.399258][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.399304][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4921e08 [ 1328.399332][ T32] r4:00000000 [ 1328.399353][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.399390][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.399426][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.399466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c5000 [ 1328.399516][ T32] r4:00000000 [ 1328.399569][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.399625][ T32] r9:83018005 r8:849c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1328.399688][ T32] r5:00001000 r4:e8981000 [ 1328.399708][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.399760][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.400228][ T32] r10:00000000 r9:84695680 r8:8027f5e8 r7:e4915e60 r6:84695780 r5:849c4800 ** 9 printk messages dropped ** [ 1328.401052][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.401984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 7 printk messages dropped ** [ 1328.420377][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1328.420690][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.420713][ T32] r4:846ded00 [ 1328.420762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.420811][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.420892][ T32] r4:00000001 [ 1328.420918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.420957][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.420987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.421043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.421076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.421111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.421165][ T32] r4:84a7ddc0 [ 1328.421200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.421232][ T32] INFO: task kworker/0:223:4039 blocked for more than 454 seconds. [ 1328.421283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.421310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.421333][ T32] task:kworker/0:223 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.421422][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.421525][ T32] Call trace: [ 1328.421611][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.421990][ T32] r10:829188dc r9:e8985d84 r8:00000002 r7:60000113 r6:e8985d8c r5:849c5400 [ 1328.422083][ T32] r4:849c5400 [ 1328.422297][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.435005][ T32] r5:849c5400 r4:829188d8 [ 1328.435056][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.435130][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.435178][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8985e08 [ 1328.435213][ T32] r4:00000000 [ 1328.435251][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.435307][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.435352][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.435394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c5040 [ 1328.435443][ T32] r4:00000000 [ 1328.435495][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.435547][ T32] r9:83018005 r8:849c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1328.435570][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.435616][ T32] r5:00001000 r4:e8995000 [ 1328.435636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.435747][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.435801][ T32] r5:8512578c r4:85125400 [ 1328.435853][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.435906][ T32] r7:dddced80 r6:83018000 r5:8512578c r4:84695800 [ 1328.435928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.435973][ T32] r10:61c88647 r9:849c5400 r8:8469582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.435996][ T32] r4:84695800 [ 1328.436016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.436061][ T32] r10:00000000 r9:84695800 r8:8027f5e8 r7:e4915e60 r6:84695880 r5:849c5400 [ 1328.436091][ T32] r4:00000001 [ 1328.436113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.436149][ T32] Exception stack(0xe8985fb0 to 0xe8985ff8) [ 1328.436234][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.436268][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.436297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.437001][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.437445][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 11 printk messages dropped ** [ 1328.438092][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1328.438470][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.438782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1328.439165][ T32] r10:829188dc r9:e898dd84 r8:00000002 r7:60000013 r6:e898dd8c r5:849c6000 ** 6 printk messages dropped ** [ 1328.439469][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.439742][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.439920][ T32] r5:00001000 r4:e89a1000 [ 1328.439940][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.439978][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.440019][ T32] r5:85125f8c r4:85125c00 [ 1328.440039][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.440104][ T32] r7:dddced80 r6:83018000 r5:85125f8c r4:84695980 [ 1328.440131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.440213][ T32] r10:61c88647 r9:849c6000 r8:846959ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.440240][ T32] r4:84695980 [ 1328.440498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.440546][ T32] r10:00000000 r9:84695980 r8:8027f5e8 r7:e4915e60 r6:84695900 r5:849c6000 [ 1328.440570][ T32] r4:00000001 [ 1328.440643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.440682][ T32] Exception stack(0xe898dfb0 to 0xe898dff8) [ 1328.440709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.440739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.440766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.440821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.440902][ T32] r4:846c5440 [ 1328.441225][ T32] INFO: task kworker/0:224:4040 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.441424][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.441509][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.441609][ T32] Call trace: [ 1328.441646][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.441700][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.441725][ T32] r4:00000000 [ 1328.441747][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.441784][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.441828][ T32] 1d20: 8377d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.441874][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.441901][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.441989][ T32] r5:80000013 r4:80239bb0 [ 1328.442061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.442127][ T32] r4:82ac11e4 [ 1328.465852][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.465951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.465997][ T32] r4:e05e1dc0 [ 1328.466694][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.466763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.466790][ T32] r4:00000000 [ 1328.466823][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.466880][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 3 printk messages dropped ** [ 1328.467021][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.467394][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.467588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1328.467915][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.468200][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.468243][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.468288][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89ade08 [ 1328.468311][ T32] r4:00000000 [ 1328.468331][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.468484][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.468568][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.468615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c56c0 [ 1328.468638][ T32] r4:00000000 [ 1328.468658][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.468703][ T32] r9:83018005 r8:85138000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1328.468753][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.468803][ T32] r5:00001000 r4:e89a9000 [ 1328.468825][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.468874][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.468921][ T32] r5:85125b8c r4:85125800 [ 1328.469000][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.469048][ T32] r7:dddced80 r6:83018000 r5:85125b8c r4:84695b00 [ 1328.469070][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.469169][ T32] r10:61c88647 r9:85138000 r8:84695b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.469198][ T32] r4:84695b00 [ 1328.469246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.469295][ T32] r10:00000000 r9:84695b00 r8:8027f5e8 r7:e4915e60 r6:84695a00 r5:85138000 [ 1328.469344][ T32] r4:00000001 [ 1328.469397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.469434][ T32] Exception stack(0xe89adfb0 to 0xe89adff8) [ 1328.469518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.469551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.470263][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.470681][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 10 printk messages dropped ** [ 1328.471043][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1328.471529][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.472043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.493028][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.493280][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1328.493750][ T32] r9:83018005 r8:85139800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 ** 3 printk messages dropped ** [ 1328.494148][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.494643][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.494823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.495858][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1328.496337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1328.496818][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1328.497011][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1328.497475][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1328.497787][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1328.498237][ T32] r4:850b2400 ** 3 printk messages dropped ** [ 1328.498363][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.498408][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e899de08 [ 1328.498430][ T32] r4:00000000 [ 1328.498449][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.498486][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.498521][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.498561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c2800 [ 1328.498583][ T32] r4:00000000 [ 1328.498603][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.498672][ T32] r9:83018205 r8:850b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1328.498698][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.498741][ T32] r5:00001000 r4:df9bf000 [ 1328.498760][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.498806][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.498853][ T32] r5:8501cf8c r4:8501cc00 [ 1328.498874][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.498931][ T32] r7:ddde2d80 r6:83018200 r5:8501cf8c r4:84439f80 [ 1328.498981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.499085][ T32] r10:61c88647 r9:850b2400 r8:84439fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.499113][ T32] r4:84439f80 [ 1328.499143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.499192][ T32] r10:00000000 r9:84439f80 r8:8027f5e8 r7:e0881e60 r6:846bac00 r5:850b2400 [ 1328.499215][ T32] r4:00000001 [ 1328.499234][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.499268][ T32] Exception stack(0xe899dfb0 to 0xe899dff8) [ 1328.499320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.499352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.499379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.499409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.499431][ T32] r4:846c2480 [ 1328.499721][ T32] INFO: task kworker/1:236:4046 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.499756][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.499904][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.499995][ T32] Call trace: [ 1328.500207][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.500338][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.500420][ T32] r4:00000000 [ 1328.500472][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.500514][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.500543][ T32] 1d20: 83c56000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.500598][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.500628][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.500681][ T32] r5:80000013 r4:80239bb0 [ 1328.500705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.500745][ T32] r4:82ac11e4 [ 1328.500793][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.500855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.500881][ T32] r4:e05e1dc0 [ 1328.500901][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.500942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.500965][ T32] r4:00000000 [ 1328.500986][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.501041][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.501067][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.501139][ T32] r5:00001000 r4:eced5000 [ 1328.501202][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.501257][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.501303][ T32] r5:85c3938c r4:85c39000 [ 1328.501324][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.501368][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.501401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.501451][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.501486][ T32] r4:846ded00 [ 1328.501551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.501623][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 7 printk messages dropped ** [ 1328.501907][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1328.524050][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.524360][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1328.524825][ T32] r5:00001000 r4:dfcc9000 [ 1328.524856][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.525047][ T32] r7:ddde2d80 r6:83018200 r5:8501d38c r4:846df100 ** 7 printk messages dropped ** [ 1328.525363][ T32] Exception stack(0xe89c1fb0 to 0xe89c1ff8) ** 6 printk messages dropped ** [ 1328.526150][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1328.526743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1328.527257][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.527621][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.527843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1328.528183][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.528611][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d9e08 ** 4 printk messages dropped ** [ 1328.528796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814140 [ 1328.528818][ T32] r4:00000000 [ 1328.528861][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.528910][ T32] r9:83018005 r8:85138c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1328.528942][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.528987][ T32] r5:00001000 r4:eaae1000 [ 1328.529008][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.529046][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.529087][ T32] r5:8512638c r4:85126000 [ 1328.529106][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.529170][ T32] r7:dddced80 r6:83018000 r5:8512638c r4:84695b80 [ 1328.529195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.529241][ T32] r10:61c88647 r9:85138c00 r8:84695bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.529264][ T32] r4:84695b80 [ 1328.529305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.529352][ T32] r10:00000000 r9:84695b80 r8:8027f5e8 r7:e4915e60 r6:84695d00 r5:85138c00 [ 1328.529389][ T32] r4:00000001 [ 1328.529412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.529447][ T32] Exception stack(0xe89d9fb0 to 0xe89d9ff8) [ 1328.529473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.529502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.529529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.529578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.529604][ T32] r4:846c5a00 [ 1328.529913][ T32] INFO: task kworker/0:227:4052 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.529948][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.530077][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.530126][ T32] Call trace: [ 1328.530167][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.530230][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.530275][ T32] r4:00000000 [ 1328.530308][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.530365][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.530398][ T32] 1d20: 84022000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.530427][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.530454][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.530477][ T32] r5:80000013 r4:80239bb0 [ 1328.530497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.530536][ T32] r4:82ac11e4 [ 1328.530566][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.530612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.530635][ T32] r4:e05e1dc0 [ 1328.530654][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.530694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.530726][ T32] r4:00000000 [ 1328.530768][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.530815][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.530852][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.530898][ T32] r5:00001000 r4:eced5000 [ 1328.530919][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.530958][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.530999][ T32] r5:85c3938c r4:85c39000 [ 1328.531030][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.531079][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.531109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.531171][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.531197][ T32] r4:846ded00 [ 1328.531217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.531261][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.531283][ T32] r4:00000001 [ 1328.531303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.531367][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.531397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.531426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.531454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.531486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.531537][ T32] r4:84a7ddc0 [ 1328.531621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.531676][ T32] INFO: task kworker/1:238:4053 blocked for more than 455 seconds. [ 1328.531718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.531745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.531768][ T32] task:kworker/1:238 state:D stack:0 pid:4053 tgid:4053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.531815][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.531864][ T32] Call trace: [ 1328.531929][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1328.557544][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89dde08 ** 9 printk messages dropped ** [ 1328.558041][ T32] r5:00001000 r4:dfd65000 [ 1328.558072][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.558281][ T32] r7:ddde2d80 r6:83018200 r5:8501d78c r4:846df080 ** 7 printk messages dropped ** [ 1328.558583][ T32] Exception stack(0xe89ddfb0 to 0xe89ddff8) ** 5 printk messages dropped ** [ 1328.559274][ T32] INFO: task kworker/1:238:4053 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 9 printk messages dropped ** [ 1328.559829][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1328.560228][ T32] r4:00000000 [ 1328.560251][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.560294][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.560316][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.560358][ T32] r5:00001000 r4:eced5000 [ 1328.560377][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.560414][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.560455][ T32] r5:85c3938c r4:85c39000 [ 1328.560495][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.560545][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.560588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.560648][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.560673][ T32] r4:846ded00 [ 1328.560715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.560780][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.560830][ T32] r4:00000001 [ 1328.560857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.560902][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.560948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.561025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.561056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.561085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.561119][ T32] r4:84a7ddc0 [ 1328.561165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.561199][ T32] INFO: task kworker/1:239:4055 blocked for more than 455 seconds. [ 1328.561260][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.561288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.561320][ T32] task:kworker/1:239 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.561407][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.561526][ T32] Call trace: [ 1328.561612][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.561693][ T32] r10:829188dc r9:e89e5d84 r8:00000002 r7:60000113 r6:e89e5d8c r5:8513c800 [ 1328.561721][ T32] r4:8513c800 [ 1328.561763][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.561807][ T32] r5:8513c800 r4:829188d8 [ 1328.561828][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.561873][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.561927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89e5e08 [ 1328.561954][ T32] r4:00000000 [ 1328.561997][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.562037][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.562072][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1328.574826][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.574998][ T32] r5:00001000 r4:dfddf000 [ 1328.575042][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.575151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.575648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.576583][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1328.576959][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.577219][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.577461][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.577853][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 12 printk messages dropped ** [ 1328.578423][ T32] task:kworker/1:240 state:D stack:0 pid:4057 tgid:4057 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.579014][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.579290][ T32] r5:00001000 r4:dfe69000 ** 1 printk messages dropped ** [ 1328.579346][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1328.579604][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1328.580282][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.580775][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1328.580951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1328.581376][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 1 printk messages dropped ** [ 1328.581475][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.581525][ T32] r4:846ded00 [ 1328.581573][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.581668][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.581695][ T32] r4:00000001 [ 1328.581738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.581777][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.581815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.581863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.581895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.581934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.581961][ T32] r4:84a7ddc0 [ 1328.582006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.582033][ T32] INFO: task kworker/1:241:4059 blocked for more than 455 seconds. [ 1328.582061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.582085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.582105][ T32] task:kworker/1:241 state:D stack:0 pid:4059 tgid:4059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.601566][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.601696][ T32] Call trace: [ 1328.601759][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.601856][ T32] r10:829188dc r9:e89f5d84 r8:00000002 r7:60000013 r6:e89f5d8c r5:8513a400 [ 1328.601910][ T32] r4:8513a400 [ 1328.601935][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.602043][ T32] r5:8513a400 r4:829188d8 [ 1328.602123][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.602255][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.602747][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f5e08 [ 1328.602803][ T32] r4:00000000 [ 1328.602848][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.602901][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.602943][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.602984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84822240 [ 1328.603007][ T32] r4:00000000 [ 1328.603027][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.603072][ T32] r9:83018205 r8:8513a400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1328.603112][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.603187][ T32] r5:00001000 r4:dfff1000 [ 1328.603212][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.603252][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.603293][ T32] r5:8501ef8c r4:8501ec00 [ 1328.603313][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.603380][ T32] r7:ddde2d80 r6:83018200 r5:8501ef8c r4:846df300 [ 1328.603406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.603467][ T32] r10:61c88647 r9:8513a400 r8:846df32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.603493][ T32] r4:846df300 [ 1328.603513][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.603559][ T32] r10:00000000 r9:846df300 r8:8027f5e8 r7:dfa31e60 r6:84695e80 r5:8513a400 [ 1328.603581][ T32] r4:00000001 [ 1328.603622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.603664][ T32] Exception stack(0xe89f5fb0 to 0xe89f5ff8) [ 1328.603695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.603724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.603751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.603780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.603801][ T32] r4:846c2bc0 [ 1328.604290][ T32] INFO: task kworker/1:241:4059 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.604351][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.604423][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.604471][ T32] Call trace: [ 1328.604502][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.604549][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.604572][ T32] r4:00000000 [ 1328.604592][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.604653][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.604686][ T32] 1d20: 84c9c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.604739][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.604776][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.604801][ T32] r5:80000013 r4:80239bb0 [ 1328.604821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.604872][ T32] r4:82ac11e4 [ 1328.604893][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.604957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.604984][ T32] r4:e05e1dc0 [ 1328.605013][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.605067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.605093][ T32] r4:00000000 [ 1328.605113][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.605158][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 7 printk messages dropped ** [ 1328.605451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.605799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.606123][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.606547][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 ** 9 printk messages dropped ** [ 1328.606955][ T32] r5:00001000 r4:dff65000 [ 1328.607001][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.607157][ T32] r7:ddde2d80 r6:83018200 r5:8501e78c r4:846df380 ** 9 printk messages dropped ** [ 1328.607610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.608323][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1328.608645][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1328.608867][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1328.609188][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.609560][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 3 printk messages dropped ** [ 1328.609725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.609760][ T32] r4:84a7ddc0 [ 1328.609783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.609819][ T32] INFO: task kworker/1:243:4062 blocked for more than 455 seconds. [ 1328.609872][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.609921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.609986][ T32] task:kworker/1:243 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.610065][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.610111][ T32] Call trace: [ 1328.610142][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.610187][ T32] r10:829188dc r9:eaa0dd84 r8:00000002 r7:60000113 r6:eaa0dd8c r5:8513ec00 [ 1328.610234][ T32] r4:8513ec00 [ 1328.610258][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.610322][ T32] r5:8513ec00 r4:829188d8 [ 1328.610346][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.610385][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.610429][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 [ 1328.610477][ T32] r4:00000000 [ 1328.610500][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.610538][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.610572][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.610611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490db00 [ 1328.610651][ T32] r4:00000000 [ 1328.610677][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.610721][ T32] r9:83018205 r8:8513ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1328.610742][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.610803][ T32] r5:00001000 r4:dff9b000 [ 1328.610827][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.610874][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.610936][ T32] r5:85126b8c r4:85126800 [ 1328.610960][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.611004][ T32] r7:ddde2d80 r6:83018200 r5:85126b8c r4:846df180 [ 1328.611024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.611090][ T32] r10:61c88647 r9:8513ec00 r8:846df1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.611127][ T32] r4:846df180 [ 1328.611146][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.611191][ T32] r10:00000000 r9:846df180 r8:8027f5e8 r7:e89f5e60 r6:84695f80 r5:8513ec00 [ 1328.611234][ T32] r4:00000001 [ 1328.611281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.611339][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1328.611368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.611399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.611426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.611455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.611494][ T32] r4:846c2400 [ 1328.611846][ T32] INFO: task kworker/1:243:4062 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.611888][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.611988][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.612071][ T32] Call trace: [ 1328.612102][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.633161][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.633238][ T32] r4:00000000 [ 1328.633286][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.633363][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.633400][ T32] 1d20: 850f0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.633453][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.633485][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.633512][ T32] r5:80000013 r4:80239bb0 [ 1328.633533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.633635][ T32] r4:82ac11e4 [ 1328.633682][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.634148][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1328.634520][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1328.634993][ T32] INFO: task kworker/1:244:4065 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.635331][ T32] r4:8513e000 ** 7 printk messages dropped ** [ 1328.635598][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.635875][ T32] r5:00001000 r4:e05f7000 ** 2 printk messages dropped ** [ 1328.635971][ T32] r5:8501f78c r4:8501f400 ** 5 printk messages dropped ** [ 1328.636209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.636990][ T32] INFO: task kworker/1:244:4065 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 10 printk messages dropped ** [ 1328.637513][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1328.637939][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1328.638579][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 10 printk messages dropped ** [ 1328.638924][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.638978][ T32] Call trace: [ 1328.639024][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.639069][ T32] r10:829188dc r9:eaa25d84 r8:00000002 r7:60000013 r6:eaa25d8c r5:84948c00 [ 1328.639091][ T32] r4:84948c00 [ 1328.639111][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.639150][ T32] r5:84948c00 r4:829188d8 [ 1328.639192][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.639235][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.639279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1328.639301][ T32] r4:00000000 [ 1328.639320][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.639356][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.639390][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.639431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ae040 [ 1328.639473][ T32] r4:00000000 [ 1328.639498][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.639542][ T32] r9:83018205 r8:84948c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1328.639607][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.639652][ T32] r5:00001000 r4:e00db000 [ 1328.639694][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.639736][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.639776][ T32] r5:8501eb8c r4:8501e800 [ 1328.639805][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.639856][ T32] r7:ddde2d80 r6:83018200 r5:8501eb8c r4:846df480 [ 1328.639878][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.639923][ T32] r10:61c88647 r9:84948c00 r8:846df4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.639959][ T32] r4:846df480 [ 1328.639982][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.640028][ T32] r10:00000000 r9:846df480 r8:8027f5e8 r7:eaa11e60 r6:848d0000 r5:84948c00 [ 1328.640072][ T32] r4:00000001 [ 1328.640117][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.640156][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1328.640183][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.640221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.640251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.640300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.640328][ T32] r4:846ae140 [ 1328.640611][ T32] INFO: task kworker/1:245:4068 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.640644][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.640746][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.640806][ T32] Call trace: [ 1328.640874][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.640946][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.640974][ T32] r4:00000000 [ 1328.640995][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.641053][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.641086][ T32] 1d20: 850f0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.641115][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.641140][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.641173][ T32] r5:80000013 r4:80239bb0 [ 1328.641197][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.641260][ T32] r4:82ac11e4 [ 1328.641284][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.641327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.641365][ T32] r4:e05e1dc0 [ 1328.641387][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.641429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.641451][ T32] r4:00000000 [ 1328.641519][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.641601][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.641640][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.641707][ T32] r5:00001000 r4:eced5000 [ 1328.641732][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.641773][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.641815][ T32] r5:85c3938c r4:85c39000 [ 1328.641836][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.641914][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.642036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.642128][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.672523][ T32] r4:846ded00 [ 1328.672626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.672730][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.672768][ T32] r4:00000001 [ 1328.672807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.672858][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.672892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.672921][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.672949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.672978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.673000][ T32] r4:84a7ddc0 [ 1328.673046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.673090][ T32] INFO: task kworker/1:246:4070 blocked for more than 455 seconds. [ 1328.673126][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.673160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.673186][ T32] task:kworker/1:246 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.673270][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.673344][ T32] Call trace: [ 1328.673427][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.673481][ T32] r10:829188dc r9:eaa29d84 r8:00000002 r7:60000013 r6:eaa29d8c r5:84949800 [ 1328.673514][ T32] r4:84949800 [ 1328.673555][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.673599][ T32] r5:84949800 r4:829188d8 [ 1328.673632][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.673697][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.673745][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 1328.673777][ T32] r4:00000000 [ 1328.673833][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.673900][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.674000][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.674050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ae8c0 [ 1328.674074][ T32] r4:00000000 [ 1328.674117][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.674192][ T32] r9:83018205 r8:84949800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.674223][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.674279][ T32] r5:00001000 r4:e06ab000 [ 1328.674302][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.674360][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.674406][ T32] r5:8501f38c r4:8501f000 [ 1328.674426][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.674471][ T32] r7:ddde2d80 r6:83018200 r5:8501f38c r4:846df580 [ 1328.674493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.674539][ T32] r10:61c88647 r9:84949800 r8:846df5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.674571][ T32] r4:846df580 [ 1328.674594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.674640][ T32] r10:00000000 r9:846df580 r8:8027f5e8 r7:eaa11e60 r6:848d0080 r5:84949800 [ 1328.674662][ T32] r4:00000001 [ 1328.674681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.674715][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 1328.674763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.674796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.674851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.674892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.674919][ T32] r4:846ae080 [ 1328.675403][ T32] INFO: task kworker/1:246:4070 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.675440][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.675515][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.675574][ T32] Call trace: [ 1328.675655][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.675728][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.675756][ T32] r4:00000000 [ 1328.675782][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.675856][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.675907][ T32] 1d20: 85a99000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.675941][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.675992][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.676020][ T32] r5:80000013 r4:80239bb0 [ 1328.676050][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.676108][ T32] r4:82ac11e4 [ 1328.676140][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.676185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.676208][ T32] r4:e05e1dc0 [ 1328.676228][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.676268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.676314][ T32] r4:00000000 [ 1328.676338][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.676395][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.676420][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.676463][ T32] r5:00001000 r4:eced5000 [ 1328.676482][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.676521][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.676584][ T32] r5:85c3938c r4:85c39000 [ 1328.676608][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.676655][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.676676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.676722][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.676774][ T32] r4:846ded00 [ 1328.676819][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.676873][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.676896][ T32] r4:00000001 [ 1328.676916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.676950][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.676976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.677023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.677055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.677084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.677107][ T32] r4:84a7ddc0 [ 1328.677127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.677151][ T32] INFO: task kworker/1:247:4072 blocked for more than 455 seconds. [ 1328.677194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.677250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.677284][ T32] task:kworker/1:247 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.677345][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.677389][ T32] Call trace: [ 1328.677432][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.677477][ T32] r10:829188dc r9:eaa2dd84 r8:00000002 r7:60000013 r6:eaa2dd8c r5:8494a400 [ 1328.677500][ T32] r4:8494a400 [ 1328.677520][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.677559][ T32] r5:8494a400 r4:829188d8 [ 1328.677579][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.677616][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.677661][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 [ 1328.677682][ T32] r4:00000000 [ 1328.677723][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.677785][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.677834][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.677903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ae5c0 [ 1328.677929][ T32] r4:00000000 [ 1328.677950][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.678042][ T32] r9:83018205 r8:8494a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1328.678067][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.678109][ T32] r5:00001000 r4:e0605000 [ 1328.678152][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.678195][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.678259][ T32] r5:8501fb8c r4:8501f800 [ 1328.678304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.678351][ T32] r7:ddde2d80 r6:83018200 r5:8501fb8c r4:846df500 [ 1328.678395][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.678444][ T32] r10:61c88647 r9:8494a400 r8:846df52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.678476][ T32] r4:846df500 [ 1328.678522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.678591][ T32] r10:00000000 r9:846df500 r8:8027f5e8 r7:eaa29e60 r6:848d0180 r5:8494a400 [ 1328.678617][ T32] r4:00000001 [ 1328.678637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.678694][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1328.678744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.678804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.678912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.678951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.678975][ T32] r4:846ae400 [ 1328.679251][ T32] INFO: task kworker/1:247:4072 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.679284][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.679340][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.679385][ T32] Call trace: [ 1328.679426][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.679486][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.679514][ T32] r4:00000000 [ 1328.679535][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.679572][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.679600][ T32] 1d20: 85a99000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.679650][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 5 printk messages dropped ** [ 1328.679859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1328.680067][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 7 printk messages dropped ** [ 1328.680445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.680516][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.680544][ T32] r4:846ded00 [ 1328.680565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.680610][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.680632][ T32] r4:00000001 [ 1328.680652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.680706][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.680736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.680765][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.680793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.680823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.680850][ T32] r4:84a7ddc0 [ 1328.680870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.680895][ T32] INFO: task kworker/1:248:4073 blocked for more than 455 seconds. [ 1328.680944][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.680993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.681018][ T32] task:kworker/1:248 state:D stack:0 pid:4073 tgid:4073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.681063][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.681152][ T32] Call trace: [ 1328.681186][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.681231][ T32] r10:829188dc r9:eaa31d84 r8:00000002 r7:60000013 r6:eaa31d8c r5:8494b000 [ 1328.681255][ T32] r4:8494b000 [ 1328.681275][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.681324][ T32] r5:8494b000 r4:829188d8 [ 1328.681369][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.681433][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.681482][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 1328.681548][ T32] r4:00000000 [ 1328.681586][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.681627][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.681663][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.681707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ae640 [ 1328.681751][ T32] r4:00000000 [ 1328.681796][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.681850][ T32] r9:83018205 r8:8494b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1328.681895][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.681991][ T32] r5:00001000 r4:e063b000 [ 1328.682023][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.682064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.682105][ T32] r5:8501ff8c r4:8501fc00 [ 1328.682125][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.682208][ T32] r7:ddde2d80 r6:83018200 r5:8501ff8c r4:846df680 [ 1328.704148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.704266][ T32] r10:61c88647 r9:8494b000 r8:846df6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.704308][ T32] r4:846df680 [ 1328.704335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.704405][ T32] r10:00000000 r9:846df680 r8:8027f5e8 r7:eaa29e60 r6:848d0200 r5:8494b000 [ 1328.704455][ T32] r4:00000001 [ 1328.704479][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.704539][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1328.704573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.704623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.704654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.704684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.704707][ T32] r4:846ae500 [ 1328.705182][ T32] INFO: task kworker/1:248:4073 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.705241][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.705340][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.705416][ T32] Call trace: [ 1328.705473][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.705532][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.705582][ T32] r4:00000000 [ 1328.705607][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.705666][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.705720][ T32] 1d20: 85d89000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.705752][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 3 printk messages dropped ** [ 1328.705932][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1328.706020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 7 printk messages dropped ** [ 1328.706295][ T32] r5:00001000 r4:eced5000 [ 1328.706338][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.706381][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.706423][ T32] r5:85c3938c r4:85c39000 [ 1328.706476][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.706567][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.706613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.706685][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.706711][ T32] r4:846ded00 [ 1328.706731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.706800][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.706826][ T32] r4:00000001 [ 1328.706873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.706912][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.706941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.707001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.707055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.707096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.707144][ T32] r4:84a7ddc0 [ 1328.707168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.707219][ T32] INFO: task kworker/1:249:4075 blocked for more than 455 seconds. [ 1328.707255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.707280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.707301][ T32] task:kworker/1:249 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.707348][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.707424][ T32] Call trace: [ 1328.707482][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.707583][ T32] r10:829188dc r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:8494bc00 [ 1328.707611][ T32] r4:8494bc00 [ 1328.707633][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.707694][ T32] r5:8494bc00 r4:829188d8 [ 1328.707761][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.707843][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.707914][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1328.707940][ T32] r4:00000000 [ 1328.707959][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.707998][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.708076][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.708178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ae3c0 [ 1328.708204][ T32] r4:00000000 [ 1328.708225][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.708353][ T32] r9:83018205 r8:8494bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1328.708379][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.708464][ T32] r5:00001000 r4:e0665000 [ 1328.708488][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.708550][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.708595][ T32] r5:8471038c r4:84710000 [ 1328.708637][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.708685][ T32] r7:ddde2d80 r6:83018200 r5:8471038c r4:846df700 [ 1328.708706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.708750][ T32] r10:61c88647 r9:8494bc00 r8:846df72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.708795][ T32] r4:846df700 [ 1328.708826][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.708901][ T32] r10:00000000 r9:846df700 r8:8027f5e8 r7:eaa29e60 r6:848d0280 r5:8494bc00 [ 1328.708927][ T32] r4:00000001 [ 1328.708946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1328.709063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.709709][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.709848][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.710081][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 8 printk messages dropped ** [ 1328.710441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 5 printk messages dropped ** [ 1328.710734][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1328.711020][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.711634][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 4 printk messages dropped ** [ 1328.711869][ T32] r4:84a7ddc0 ** 2 printk messages dropped ** [ 1328.712013][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1328.712111][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.728470][ T32] r5:8494c800 r4:829188d8 ** 2 printk messages dropped ** [ 1328.728614][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 ** 4 printk messages dropped ** [ 1328.728773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443acc0 ** 4 printk messages dropped ** [ 1328.728988][ T32] r5:00001000 r4:e0833000 [ 1328.729008][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.729120][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.729279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.729323][ T32] r10:00000000 r9:846df600 r8:8027f5e8 r7:eaa29e60 r6:848d0300 r5:8494c800 [ 1328.729346][ T32] r4:00000001 [ 1328.729365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.729401][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1328.729429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.729457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.729506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.729540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.729562][ T32] r4:846ae780 [ 1328.730036][ T32] INFO: task kworker/1:250:4077 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.730075][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.730156][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.730228][ T32] Call trace: [ 1328.730293][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.730342][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.730387][ T32] r4:00000000 [ 1328.730412][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.730450][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.730478][ T32] 1d20: 85f51000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.730515][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.730544][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.730569][ T32] r5:80000013 r4:80239bb0 [ 1328.730589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.730629][ T32] r4:82ac11e4 [ 1328.730658][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.730712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.730750][ T32] r4:e05e1dc0 [ 1328.730773][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.730850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.730898][ T32] r4:00000000 [ 1328.730922][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.730966][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.731011][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.731056][ T32] r5:00001000 r4:eced5000 [ 1328.731076][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.731114][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.731155][ T32] r5:85c3938c r4:85c39000 [ 1328.731175][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.731219][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.731302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.731354][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.731377][ T32] r4:846ded00 [ 1328.731418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.731476][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.731527][ T32] r4:00000001 [ 1328.731596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.731642][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.731679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.731733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.731763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.731792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.731843][ T32] r4:84a7ddc0 [ 1328.731889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.731931][ T32] INFO: task kworker/1:251:4079 blocked for more than 455 seconds. [ 1328.731964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.732014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.732065][ T32] task:kworker/1:251 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.744707][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.744828][ T32] Call trace: [ 1328.744884][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.744939][ T32] r10:829188dc r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:8494e000 [ 1328.744964][ T32] r4:8494e000 [ 1328.744984][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.745023][ T32] r5:8494e000 r4:829188d8 [ 1328.745043][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.745082][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.745255][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.745590][ T32] r5:00001000 r4:e06cd000 [ 1328.745631][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.745674][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.745716][ T32] r5:8516c38c r4:8516c000 [ 1328.745736][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.746028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1328.746271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.746858][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.747345][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 5 printk messages dropped ** [ 1328.747555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1328.747792][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 6 printk messages dropped ** [ 1328.748108][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 2 printk messages dropped ** [ 1328.748210][ T32] r4:846ded00 ** 2 printk messages dropped ** [ 1328.748323][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.748412][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.748443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.748472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.748521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.748553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.748575][ T32] r4:84a7ddc0 [ 1328.748596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.748645][ T32] INFO: task kworker/1:252:4081 blocked for more than 455 seconds. [ 1328.748680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.748726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.748751][ T32] task:kworker/1:252 state:D stack:0 pid:4081 tgid:4081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.748796][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.748847][ T32] Call trace: [ 1328.748902][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.748959][ T32] r10:829188dc r9:eaa49d84 r8:00000002 r7:60000013 r6:eaa49d8c r5:8494d400 [ 1328.748985][ T32] r4:8494d400 [ 1328.749006][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.749046][ T32] r5:8494d400 r4:829188d8 [ 1328.749088][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.749131][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.749175][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 1328.749199][ T32] r4:00000000 [ 1328.749218][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.749265][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.749304][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.749364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846aeb40 [ 1328.749391][ T32] r4:00000000 [ 1328.749411][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.749484][ T32] r9:83018205 r8:8494d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1328.749510][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.749551][ T32] r5:00001000 r4:e0705000 [ 1328.749593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.749636][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.749706][ T32] r5:8516c78c r4:8516c400 [ 1328.749753][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.749799][ T32] r7:ddde2d80 r6:83018200 r5:8516c78c r4:846df800 [ 1328.749821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.749871][ T32] r10:61c88647 r9:8494d400 r8:846df82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.749893][ T32] r4:846df800 [ 1328.749912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.750004][ T32] r10:00000000 r9:846df800 r8:8027f5e8 r7:eaa39e60 r6:848d0400 r5:8494d400 [ 1328.750032][ T32] r4:00000001 [ 1328.750052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.750086][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) [ 1328.750113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.750141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.750169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.750197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.750219][ T32] r4:846ae940 [ 1328.750480][ T32] INFO: task kworker/1:252:4081 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.750513][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.750596][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.750673][ T32] Call trace: [ 1328.750708][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.750754][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.750778][ T32] r4:00000000 [ 1328.750797][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.750857][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.750890][ T32] 1d20: 864b5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.750928][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.750957][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.750983][ T32] r5:80000013 r4:80239bb0 [ 1328.751019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.751070][ T32] r4:82ac11e4 [ 1328.751094][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.751188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.751224][ T32] r4:e05e1dc0 [ 1328.751268][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.751324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.751370][ T32] r4:00000000 [ 1328.751395][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.751443][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.751467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.751546][ T32] r5:00001000 r4:eced5000 [ 1328.751605][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.751652][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.751703][ T32] r5:85c3938c r4:85c39000 [ 1328.751728][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.751775][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.751818][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.751873][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.751917][ T32] r4:846ded00 [ 1328.751956][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.752042][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.752074][ T32] r4:00000001 [ 1328.752125][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.777125][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.777239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.777311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.777345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.777379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.777404][ T32] r4:84a7ddc0 [ 1328.777440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.777484][ T32] INFO: task kworker/1:253:4083 blocked for more than 455 seconds. [ 1328.777545][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.777573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.777606][ T32] task:kworker/1:253 state:D stack:0 pid:4083 tgid:4083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.777670][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.777765][ T32] Call trace: [ 1328.777799][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.777881][ T32] r10:829188dc r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:849c6c00 [ 1328.777914][ T32] r4:849c6c00 [ 1328.777959][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.778051][ T32] r5:849c6c00 r4:829188d8 [ 1328.778075][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.778149][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.778200][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1328.778224][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.778279][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.778609][ T32] r5:00001000 r4:e072d000 ** 1 printk messages dropped ** [ 1328.778697][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.778972][ T32] r10:61c88647 r9:849c6c00 r8:846df8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1328.779079][ T32] r10:00000000 r9:846df880 r8:8027f5e8 r7:eaa39e60 r6:848d0480 r5:849c6c00 [ 1328.779102][ T32] r4:00000001 [ 1328.779121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.779172][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1328.779202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.779231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.779282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.779314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.779390][ T32] r4:846ae880 [ 1328.779896][ T32] INFO: task kworker/1:253:4083 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.779958][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.780043][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.780103][ T32] Call trace: [ 1328.780157][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.780208][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.780244][ T32] r4:00000000 [ 1328.780284][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.780324][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.780353][ T32] 1d20: 86a34000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.780381][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.780426][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.780454][ T32] r5:80000013 r4:80239bb0 [ 1328.780475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.780514][ T32] r4:82ac11e4 [ 1328.780534][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.780574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.780628][ T32] r4:e05e1dc0 [ 1328.780651][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.780693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.780715][ T32] r4:00000000 [ 1328.780734][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.780776][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.780798][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.780846][ T32] r5:00001000 r4:eced5000 [ 1328.780868][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.780907][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.780947][ T32] r5:85c3938c r4:85c39000 [ 1328.781032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.781082][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.781166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.781218][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.781263][ T32] r4:846ded00 [ 1328.781287][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.781332][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.781355][ T32] r4:00000001 [ 1328.781397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.781483][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.781550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.781665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.781707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.781763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.781810][ T32] r4:84a7ddc0 [ 1328.781853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.781926][ T32] INFO: task kworker/1:254:4085 blocked for more than 455 seconds. [ 1328.781959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.782041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.782108][ T32] task:kworker/1:254 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.792647][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.792739][ T32] Call trace: [ 1328.792775][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.792835][ T32] r10:829188dc r9:eaa5dd84 r8:00000002 r7:60000013 r6:eaa5dd8c r5:85150000 [ 1328.792873][ T32] r4:85150000 [ 1328.792895][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.792936][ T32] r5:85150000 r4:829188d8 [ 1328.792957][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.792995][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.793039][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa5de08 [ 1328.793062][ T32] r4:00000000 [ 1328.793081][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.793118][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.793170][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.793217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846aee00 ** 4 printk messages dropped ** [ 1328.793383][ T32] r5:00001000 r4:e0759000 [ 1328.793408][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.793447][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.793511][ T32] r5:8516cf8c r4:8516cc00 [ 1328.793548][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.793623][ T32] r7:ddde2d80 r6:83018200 r5:8516cf8c r4:846df980 [ 1328.793649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.793696][ T32] r10:61c88647 r9:85150000 r8:846df9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.793719][ T32] r4:846df980 [ 1328.793738][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.793783][ T32] r10:00000000 r9:846df980 r8:8027f5e8 r7:eaa39e60 r6:848d0500 r5:85150000 [ 1328.793828][ T32] r4:00000001 [ 1328.793860][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.793899][ T32] Exception stack(0xeaa5dfb0 to 0xeaa5dff8) [ 1328.793951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.794037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.794069][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.794099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.794143][ T32] r4:846ae940 [ 1328.794630][ T32] INFO: task kworker/1:254:4085 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.794700][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.794795][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.794865][ T32] Call trace: [ 1328.794933][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.794982][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.795005][ T32] r4:00000000 [ 1328.795026][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.795062][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.795092][ T32] 1d20: 86a34000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.795152][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.795190][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.795218][ T32] r5:80000013 r4:80239bb0 [ 1328.795239][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1328.795341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 6 printk messages dropped ** [ 1328.795596][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.795987][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1328.796173][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.796333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.796460][ T32] INFO: task kworker/1:255:4087 blocked for more than 455 seconds. [ 1328.796493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.796517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.796538][ T32] task:kworker/1:255 state:D stack:0 pid:4087 tgid:4087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.796622][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.796668][ T32] Call trace: [ 1328.796710][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.796757][ T32] r10:829188dc r9:eaa65d84 r8:00000002 r7:60000113 r6:eaa65d8c r5:85151800 [ 1328.796789][ T32] r4:85151800 [ 1328.796833][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.796885][ T32] r5:85151800 r4:829188d8 [ 1328.796923][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.796965][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.797032][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1328.797058][ T32] r4:00000000 [ 1328.797078][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.797115][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.797150][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.797189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846aef00 [ 1328.797211][ T32] r4:00000000 [ 1328.797253][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.797301][ T32] r9:83018205 r8:85151800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.797342][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.797398][ T32] r5:00001000 r4:e0775000 [ 1328.797421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.797460][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.797500][ T32] r5:8516d38c r4:8516d000 [ 1328.797520][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.797572][ T32] r7:ddde2d80 r6:83018200 r5:8516d38c r4:846df900 [ 1328.797611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.797682][ T32] r10:61c88647 r9:85151800 r8:846df92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.797708][ T32] r4:846df900 [ 1328.797728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.797771][ T32] r10:00000000 r9:846df900 r8:8027f5e8 r7:eaa39e60 r6:848d0580 r5:85151800 [ 1328.797792][ T32] r4:00000001 [ 1328.797813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.797863][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 1328.797893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.797922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.797950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.798022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.798060][ T32] r4:846aee40 [ 1328.798388][ T32] INFO: task kworker/1:255:4087 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.798447][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.798532][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.798712][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1328.799133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1328.799472][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.799758][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.799998][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1328.800118][ T32] task:kworker/1:256 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.800550][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.800747][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.800863][ T32] r5:00001000 r4:e081f000 ** 4 printk messages dropped ** [ 1328.801064][ T32] r7:ddde2d80 r6:83018200 r5:8516d78c r4:846dfa00 ** 7 printk messages dropped ** [ 1328.801373][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) ** 6 printk messages dropped ** [ 1328.801947][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1328.829881][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1328.830479][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.830877][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.831113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.831710][ T32] r10:829188dc r9:eaa75d84 r8:00000002 r7:60000113 r6:eaa75d8c r5:85152400 ** 4 printk messages dropped ** [ 1328.831890][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.831935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1328.831958][ T32] r4:00000000 [ 1328.831977][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.832014][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.832050][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.832121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849313c0 [ 1328.842673][ T32] r4:00000000 [ 1328.842747][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.842877][ T32] r9:83018205 r8:85152400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1328.842907][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.842966][ T32] r5:00001000 r4:eaaa1000 [ 1328.843014][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.843058][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.843108][ T32] r5:8516eb8c r4:8516e800 [ 1328.843139][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.843201][ T32] r7:ddde2d80 r6:83018200 r5:8516eb8c r4:846dfb00 [ 1328.843226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.843273][ T32] r10:61c88647 r9:85152400 r8:846dfb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.843295][ T32] r4:846dfb00 [ 1328.843314][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.843360][ T32] r10:00000000 r9:846dfb00 r8:8027f5e8 r7:eaa39e60 r6:848d0680 r5:85152400 [ 1328.843397][ T32] r4:00000001 [ 1328.843418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.843456][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1328.843486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.843514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.843541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.843569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.843591][ T32] r4:846aedc0 [ 1328.844085][ T32] INFO: task kworker/1:257:4091 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.844129][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.844229][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.844278][ T32] Call trace: [ 1328.844336][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.844408][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.844436][ T32] r4:00000000 [ 1328.844457][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.844518][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.844550][ T32] 1d20: 871c7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.844579][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.844605][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.844629][ T32] r5:80000013 r4:80239bb0 [ 1328.844649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.844689][ T32] r4:82ac11e4 [ 1328.844709][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.844749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.844770][ T32] r4:e05e1dc0 [ 1328.844789][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.844850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.844898][ T32] r4:00000000 [ 1328.844929][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.844996][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.845069][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.845145][ T32] r5:00001000 r4:eced5000 [ 1328.845169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.845242][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.845287][ T32] r5:85c3938c r4:85c39000 [ 1328.845339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.845585][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1328.845892][ T32] INFO: task kworker/1:258:4093 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.846396][ T32] r5:85154800 r4:829188d8 ** 5 printk messages dropped ** [ 1328.846608][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.846826][ T32] r5:00001000 r4:e89f7000 [ 1328.846880][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1328.847131][ T32] r10:61c88647 r9:85154800 r8:846dfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.847428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1328.848456][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1328.848657][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1328.848873][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1328.849237][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1328.849488][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.849545][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.849571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.849599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.849649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.849681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.849704][ T32] r4:84a7ddc0 [ 1328.849733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.849762][ T32] INFO: task kworker/1:259:4095 blocked for more than 455 seconds. [ 1328.849791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.849814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.849835][ T32] task:kworker/1:259 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.849916][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.850023][ T32] Call trace: [ 1328.850081][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.850129][ T32] r10:829188dc r9:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:85153c00 [ 1328.850152][ T32] r4:85153c00 [ 1328.850185][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.850228][ T32] r5:85153c00 r4:829188d8 [ 1328.850248][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.850286][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.850329][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1328.850351][ T32] r4:00000000 [ 1328.850391][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.850432][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.850469][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.850508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84931040 [ 1328.850553][ T32] r4:00000000 [ 1328.850576][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.850621][ T32] r9:83018205 r8:85153c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1328.850643][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.850682][ T32] r5:00001000 r4:eaa19000 [ 1328.850702][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.850740][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.850780][ T32] r5:8516e38c r4:8516e000 [ 1328.850808][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.850863][ T32] r7:ddde2d80 r6:83018200 r5:8516e38c r4:846dfc00 [ 1328.850884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.850930][ T32] r10:61c88647 r9:85153c00 r8:846dfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.850952][ T32] r4:846dfc00 [ 1328.850970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.851012][ T32] r10:00000000 r9:846dfc00 r8:8027f5e8 r7:eaa75e60 r6:848d0780 r5:85153c00 [ 1328.851056][ T32] r4:00000001 [ 1328.851080][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.851136][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1328.851165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.851193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.851241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.851295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.851321][ T32] r4:846c5b00 [ 1328.851659][ T32] INFO: task kworker/1:259:4095 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.851703][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.851787][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.851880][ T32] Call trace: [ 1328.851931][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.851993][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.852070][ T32] r4:00000000 [ 1328.852151][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.872485][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.872539][ T32] 1d20: 8761c000 ece39000 00000001 80239b98 7f159000 00000001 ** 6 printk messages dropped ** [ 1328.872808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 12 printk messages dropped ** [ 1328.873370][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1328.873569][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.873747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1328.874226][ T32] r10:829188dc r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:85153000 ** 9 printk messages dropped ** [ 1328.874569][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.874826][ T32] r5:00001000 r4:eaa91000 ** 2 printk messages dropped ** [ 1328.874959][ T32] r5:8516e78c r4:8516e400 ** 4 printk messages dropped ** [ 1328.875138][ T32] r4:846dfc80 ** 6 printk messages dropped ** [ 1328.875400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.876261][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.876374][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 10 printk messages dropped ** [ 1328.876757][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.877047][ T32] r5:85c3938c r4:85c39000 [ 1328.877091][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.877141][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1328.877163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.877209][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.877231][ T32] r4:846ded00 [ 1328.877250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.877293][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1328.877315][ T32] r4:00000001 [ 1328.877334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.877368][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.877394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.877423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.877451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.877479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.877545][ T32] r4:84a7ddc0 [ 1328.877577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.877629][ T32] INFO: task kworker/1:261:4099 blocked for more than 455 seconds. [ 1328.877681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.877708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.877729][ T32] task:kworker/1:261 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.877793][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.877873][ T32] Call trace: [ 1328.877926][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.877994][ T32] r10:829188dc r9:eaaa5d84 r8:00000002 r7:60000113 r6:eaaa5d8c r5:85155400 [ 1328.878021][ T32] r4:85155400 [ 1328.878041][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.878081][ T32] r5:85155400 r4:829188d8 [ 1328.878272][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.878315][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.878382][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 1328.878409][ T32] r4:00000000 [ 1328.878437][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.878521][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.878582][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.878647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84810580 [ 1328.878674][ T32] r4:00000000 [ 1328.878695][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.878738][ T32] r9:83018205 r8:85155400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1328.878759][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.878800][ T32] r5:00001000 r4:dfa73000 [ 1328.878871][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.878935][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.879021][ T32] r5:85174f8c r4:85174c00 [ 1328.879045][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.879089][ T32] r7:ddde2d80 r6:83018200 r5:85174f8c r4:846dfd00 [ 1328.879119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.879167][ T32] r10:61c88647 r9:85155400 r8:846dfd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.879191][ T32] r4:846dfd00 [ 1328.879211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1328.879516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.880133][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1328.880510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 11 printk messages dropped ** [ 1328.880917][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.881308][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1328.881582][ T32] INFO: task kworker/1:262:4101 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.882034][ T32] r4:8494ec00 ** 5 printk messages dropped ** [ 1328.912858][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.913156][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.913275][ T32] r5:00001000 r4:eaab5000 ** 3 printk messages dropped ** [ 1328.913466][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.913953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.914865][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1328.915251][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1328.915480][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1328.915964][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1328.916118][ T32] r4:00000001 [ 1328.916137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.916171][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1328.916218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.916268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.916299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.916328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.916351][ T32] r4:84a7ddc0 [ 1328.916372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.916401][ T32] INFO: task kworker/1:263:4103 blocked for more than 455 seconds. [ 1328.916434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.916458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.916488][ T32] task:kworker/1:263 state:D stack:0 pid:4103 tgid:4103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.916539][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.916598][ T32] Call trace: [ 1328.916633][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1328.916696][ T32] r10:829188dc r9:eaac5d84 r8:00000002 r7:60000013 r6:eaac5d8c r5:85156000 [ 1328.916722][ T32] r4:85156000 [ 1328.916743][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.916783][ T32] r5:85156000 r4:829188d8 [ 1328.916809][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.916854][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.916898][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1328.916932][ T32] r4:00000000 [ 1328.916955][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.916993][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.917038][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.917091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84931640 [ 1328.917157][ T32] r4:00000000 [ 1328.917182][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.917227][ T32] r9:83018205 r8:85156000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1328.917249][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.917289][ T32] r5:00001000 r4:eaac1000 [ 1328.917320][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.917361][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.917402][ T32] r5:8516ef8c r4:8516ec00 [ 1328.917445][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.917493][ T32] r7:ddde2d80 r6:83018200 r5:8516ef8c r4:846dfe00 [ 1328.917545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.917593][ T32] r10:61c88647 r9:85156000 r8:846dfe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.917615][ T32] r4:846dfe00 [ 1328.917655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.917714][ T32] r10:00000000 r9:846dfe00 r8:8027f5e8 r7:eaaa5e60 r6:848d0980 r5:85156000 [ 1328.917758][ T32] r4:00000001 [ 1328.917809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.917854][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1328.917881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.917909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.917935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.917962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.918030][ T32] r4:849315c0 [ 1328.918320][ T32] INFO: task kworker/1:263:4103 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 1 printk messages dropped ** [ 1328.918408][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.918808][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1328.919217][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.919538][ T32] r5:85c3938c r4:85c39000 ** 5 printk messages dropped ** [ 1328.919782][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1328.920198][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1328.920547][ T32] r4:85156c00 ** 4 printk messages dropped ** [ 1328.920729][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaacde08 ** 9 printk messages dropped ** [ 1328.921178][ T32] r5:00001000 r4:eaad1000 [ 1328.921198][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.921367][ T32] r7:ddde2d80 r6:83018200 r5:8516f78c r4:846dfe80 ** 7 printk messages dropped ** [ 1328.921744][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) ** 6 printk messages dropped ** [ 1328.943226][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.943835][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1328.944066][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1328.944935][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.945237][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.945609][ T32] task:kworker/1:265 state:D stack:0 pid:4107 tgid:4107 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1328.945799][ T32] r10:829188dc r9:e89d1d84 r8:00000002 r7:60000113 r6:e89d1d8c r5:850b5400 [ 1328.945825][ T32] r4:850b5400 [ 1328.945860][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.945913][ T32] r5:850b5400 r4:829188d8 [ 1328.945946][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.946073][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.946236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d1e08 [ 1328.946263][ T32] r4:00000000 [ 1328.946432][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.946502][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.946541][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.946582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84931c00 [ 1328.946604][ T32] r4:00000000 [ 1328.946625][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.946668][ T32] r9:83018205 r8:850b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1328.946706][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.946773][ T32] r5:00001000 r4:eaafd000 [ 1328.946826][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.946884][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.946925][ T32] r5:8516ff8c r4:8516fc00 [ 1328.946970][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.947018][ T32] r7:ddde2d80 r6:83018200 r5:8516ff8c r4:846dff00 [ 1328.947039][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.947095][ T32] r10:61c88647 r9:850b5400 r8:846dff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.947141][ T32] r4:846dff00 [ 1328.947185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.947252][ T32] r10:00000000 r9:846dff00 r8:8027f5e8 r7:eaaa5e60 r6:846dff80 r5:850b5400 [ 1328.947278][ T32] r4:00000001 [ 1328.947297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.947332][ T32] Exception stack(0xe89d1fb0 to 0xe89d1ff8) [ 1328.947384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.947417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.947444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.947472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.947517][ T32] r4:84931840 [ 1328.947902][ T32] INFO: task kworker/1:265:4107 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.947937][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.947993][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.948054][ T32] Call trace: [ 1328.948085][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.948131][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.948154][ T32] r4:00000000 [ 1328.948174][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.948210][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.948238][ T32] 1d20: 88206000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.948267][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.948316][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.948343][ T32] r5:80000013 r4:80239bb0 [ 1328.948364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.948402][ T32] r4:82ac11e4 [ 1328.948422][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.948462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1328.948486][ T32] r4:e05e1dc0 [ 1328.948504][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.948567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1328.948593][ T32] r4:00000000 [ 1328.948613][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.948657][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1328.948679][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.948719][ T32] r5:00001000 r4:eced5000 [ 1328.948739][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1328.949061][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.949428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.949701][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.950092][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 ** 8 printk messages dropped ** [ 1328.950456][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.950605][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.950897][ T32] r10:00000000 r9:848d0a80 r8:8027f5e8 r7:e4915e60 r6:846dfa80 r5:850b6c00 ** 9 printk messages dropped ** [ 1328.951710][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.977209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 13 printk messages dropped ** [ 1328.977800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.978262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.978638][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.978813][ T32] r4:850b6000 [ 1328.978847][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1328.978890][ T32] r5:850b6000 r4:829188d8 [ 1328.978912][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.978965][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.979014][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1328.979060][ T32] r4:00000000 [ 1328.979121][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1328.979163][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.979215][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.979283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84931c40 [ 1328.979312][ T32] r4:00000000 [ 1328.979333][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.979378][ T32] r9:83018205 r8:850b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1328.979399][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.979439][ T32] r5:00001000 r4:eab05000 [ 1328.979459][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.979497][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.979537][ T32] r5:8500bf8c r4:8500bc00 [ 1328.979581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.979630][ T32] r7:ddde2d80 r6:83018200 r5:8500bf8c r4:847fd100 [ 1328.979651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.979695][ T32] r10:61c88647 r9:850b6000 r8:847fd12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.979717][ T32] r4:847fd100 [ 1328.979746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.979793][ T32] r10:00000000 r9:847fd100 r8:8027f5e8 r7:eaaa5e60 r6:847fd080 r5:850b6000 [ 1328.979815][ T32] r4:00000001 [ 1328.979873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.979912][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1328.979940][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.979994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.980026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.980056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.980079][ T32] r4:84931b40 [ 1328.980566][ T32] INFO: task kworker/1:266:4112 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1328.980626][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.980729][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.980779][ T32] Call trace: [ 1328.980810][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1328.980863][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1328.980888][ T32] r4:00000000 [ 1328.980918][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.980960][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1328.981010][ T32] 1d20: 88644000 ece39000 00000001 80239b98 7f159000 00000001 [ 1328.981042][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1328.981068][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.981092][ T32] r5:80000013 r4:80239bb0 [ 1328.981112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.981151][ T32] r4:82ac11e4 [ 1328.981171][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.981211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1328.981405][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 10 printk messages dropped ** [ 1328.981909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.994908][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1328.995046][ T32] task:kworker/1:267 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.995517][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.995731][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.995851][ T32] r5:00001000 r4:eab0d000 ** 4 printk messages dropped ** [ 1328.996035][ T32] r7:ddde2d80 r6:83018200 r5:8516fb8c r4:847fd000 ** 7 printk messages dropped ** [ 1328.996348][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) ** 6 printk messages dropped ** [ 1328.997005][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.997661][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.997863][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.998159][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.998551][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1328.998805][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1328.999216][ T32] r5:84948000 r4:829188d8 ** 3 printk messages dropped ** [ 1328.999365][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.999521][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.999659][ T32] r5:00001000 r4:eab19000 [ 1328.999679][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.999740][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.999794][ T32] r5:8517438c r4:85174000 [ 1328.999817][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.999867][ T32] r7:ddde2d80 r6:83018200 r5:8517438c r4:847fd280 [ 1328.999906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.999954][ T32] r10:61c88647 r9:84948000 r8:847fd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.999977][ T32] r4:847fd280 [ 1328.999995][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.000038][ T32] r10:00000000 r9:847fd280 r8:8027f5e8 r7:eaaa5e60 r6:847fd180 r5:84948000 [ 1329.000081][ T32] r4:00000001 [ 1329.000126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.000189][ T32] Exception stack(0xe89cdfb0 to 0xe89cdff8) [ 1329.000218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.000247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.000311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.000344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.000367][ T32] r4:84810000 [ 1329.000660][ T32] INFO: task kworker/1:268:4117 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.000695][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.000783][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.000831][ T32] Call trace: [ 1329.000941][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.000992][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.001057][ T32] r4:00000000 [ 1329.001088][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.001126][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.001155][ T32] 1d20: 88971000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.001194][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.001245][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.001272][ T32] r5:80000013 r4:80239bb0 [ 1329.001293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.001331][ T32] r4:82ac11e4 [ 1329.001351][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.001391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.001444][ T32] r4:e05e1dc0 [ 1329.001515][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.001595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.001620][ T32] r4:00000000 [ 1329.001642][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.001698][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.001739][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.001806][ T32] r5:00001000 r4:eced5000 [ 1329.001831][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.001876][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.001918][ T32] r5:85c3938c r4:85c39000 [ 1329.001937][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.002000][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.002022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.002111][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.002138][ T32] r4:846ded00 [ 1329.002224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.025418][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.025469][ T32] r4:00000001 [ 1329.025503][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.025575][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.025608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.025648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.025679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.025709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.025731][ T32] r4:84a7ddc0 [ 1329.025784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.025821][ T32] INFO: task kworker/1:269:4119 blocked for more than 455 seconds. [ 1329.025861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.025898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.025934][ T32] task:kworker/1:269 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.026055][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.026109][ T32] Call trace: [ 1329.026150][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.026204][ T32] r10:829188dc r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:850b8000 [ 1329.026227][ T32] r4:850b8000 [ 1329.026247][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.026306][ T32] r5:850b8000 r4:829188d8 [ 1329.026332][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.026613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848100c0 ** 4 printk messages dropped ** [ 1329.026800][ T32] r5:00001000 r4:eab25000 ** 1 printk messages dropped ** [ 1329.026915][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.027363][ T32] Exception stack(0xeab21fb0 to 0xeab21ff8) ** 6 printk messages dropped ** [ 1329.028010][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.028658][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1329.028907][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.029152][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.029584][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.029875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.030599][ T32] r10:829188dc r9:eab39d84 r8:00000002 r7:60000113 r6:eab39d8c r5:84988000 ** 9 printk messages dropped ** [ 1329.031127][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.031394][ T32] r5:00001000 r4:eab45000 ** 4 printk messages dropped ** [ 1329.031682][ T32] r7:dddced80 r6:83018000 r5:8512738c r4:848d0b80 ** 5 printk messages dropped ** [ 1329.032065][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.046766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.047655][ T32] r4:00000000 [ 1329.047675][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.047726][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.047790][ T32] 1d20: 88fe0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.047854][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.047885][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.047910][ T32] r5:80000013 r4:80239bb0 [ 1329.047931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.047974][ T32] r4:82ac11e4 [ 1329.047994][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.048035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.048057][ T32] r4:e05e1dc0 [ 1329.048101][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.048169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.048204][ T32] r4:00000000 [ 1329.048247][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.048296][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.048339][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.048407][ T32] r5:00001000 r4:eced5000 [ 1329.048432][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.048493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.048540][ T32] r5:85c3938c r4:85c39000 [ 1329.048583][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.048633][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.048655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.048710][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.048738][ T32] r4:846ded00 [ 1329.048781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.048829][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.048859][ T32] r4:00000001 [ 1329.048880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.048915][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.048942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.048971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.048997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.049057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.049084][ T32] r4:84a7ddc0 [ 1329.049106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.049134][ T32] INFO: task kworker/1:270:4122 blocked for more than 455 seconds. [ 1329.049166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.049190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.049210][ T32] task:kworker/1:270 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.049278][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.049346][ T32] Call trace: [ 1329.049401][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.049450][ T32] r10:829188dc r9:eab3dd84 r8:00000002 r7:60000013 r6:eab3dd8c r5:84988c00 [ 1329.049505][ T32] r4:84988c00 [ 1329.049557][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.049601][ T32] r5:84988c00 r4:829188d8 [ 1329.049653][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.049718][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.049788][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 [ 1329.049863][ T32] r4:00000000 [ 1329.049888][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.049928][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.049963][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.050025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84810380 [ 1329.050048][ T32] r4:00000000 [ 1329.050068][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.050212][ T32] r5:00001000 r4:eab31000 [ 1329.050260][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.050431][ T32] r7:ddde2d80 r6:83018200 r5:8517478c r4:847fd380 ** 7 printk messages dropped ** [ 1329.050778][ T32] Exception stack(0xeab3dfb0 to 0xeab3dff8) ** 7 printk messages dropped ** [ 1329.051379][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.051646][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.051923][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.064444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1329.065033][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.065391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.065653][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.066127][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.066543][ T32] r5:00001000 r4:e01c1000 [ 1329.066567][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1329.066827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.067166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.068040][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1329.068460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1329.068863][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.068912][ T32] r5:85c3938c r4:85c39000 [ 1329.068933][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.068978][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.068999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.069053][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.069090][ T32] r4:846ded00 [ 1329.069114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.069158][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.069181][ T32] r4:00000001 [ 1329.069200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.069256][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.069322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.069355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.069382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.069410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.069432][ T32] r4:84a7ddc0 [ 1329.069452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.069486][ T32] INFO: task kworker/1:272:4126 blocked for more than 455 seconds. [ 1329.069518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.069543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.069563][ T32] task:kworker/1:272 state:D stack:0 pid:4126 tgid:4126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.069616][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.069668][ T32] Call trace: [ 1329.069698][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.069743][ T32] r10:829188dc r9:e08f9d84 r8:00000002 r7:60000113 r6:e08f9d8c r5:8498bc00 [ 1329.069765][ T32] r4:8498bc00 [ 1329.069784][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.069844][ T32] r5:8498bc00 r4:829188d8 [ 1329.069891][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.069933][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.070019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f9e08 [ 1329.070086][ T32] r4:00000000 [ 1329.070110][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.070170][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.070209][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.070273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84810680 [ 1329.070325][ T32] r4:00000000 [ 1329.070369][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.070416][ T32] r9:83018205 r8:8498bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1329.070447][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.070491][ T32] r5:00001000 r4:dfb33000 [ 1329.070511][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.070561][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.070635][ T32] r5:8517538c r4:85175000 [ 1329.070661][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.070706][ T32] r7:ddde2d80 r6:83018200 r5:8517538c r4:847fd480 [ 1329.070747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.070797][ T32] r10:61c88647 r9:8498bc00 r8:847fd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.070821][ T32] r4:847fd480 [ 1329.070853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.070900][ T32] r10:00000000 r9:847fd480 r8:8027f5e8 r7:eab41e60 r6:848d0d00 r5:8498bc00 [ 1329.070932][ T32] r4:00000001 [ 1329.070963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.071000][ T32] Exception stack(0xe08f9fb0 to 0xe08f9ff8) [ 1329.071036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.071068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.071095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.071161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.071209][ T32] r4:84810140 [ 1329.071491][ T32] INFO: task kworker/1:272:4126 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 5 printk messages dropped ** [ 1329.071918][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.096393][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1329.096706][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1329.097076][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1329.097368][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.097640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.098008][ T32] task:kworker/1:273 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.098560][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1329.098641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848107c0 [ 1329.098673][ T32] r4:00000000 [ 1329.098697][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.098741][ T32] r9:83018205 r8:8498b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1329.098783][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.098828][ T32] r5:00001000 r4:dfc1b000 [ 1329.098853][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.098893][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.098934][ T32] r5:8517578c r4:85175400 [ 1329.098953][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.098996][ T32] r7:ddde2d80 r6:83018200 r5:8517578c r4:847fd600 [ 1329.099017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.099060][ T32] r10:61c88647 r9:8498b000 r8:847fd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.099082][ T32] r4:847fd600 [ 1329.099101][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.099148][ T32] r10:00000000 r9:847fd600 r8:8027f5e8 r7:eab41e60 r6:848d0e00 r5:8498b000 [ 1329.099172][ T32] r4:00000001 [ 1329.099215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.099255][ T32] Exception stack(0xe4935fb0 to 0xe4935ff8) [ 1329.099284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.099312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.099339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.099389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.099415][ T32] r4:848106c0 [ 1329.099890][ T32] INFO: task kworker/1:273:4128 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.099956][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.100039][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.100111][ T32] Call trace: [ 1329.100153][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.100203][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.100228][ T32] r4:00000000 [ 1329.100249][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.100286][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.100315][ T32] 1d20: 8989c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.100354][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.100383][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.100429][ T32] r5:80000013 r4:80239bb0 [ 1329.100475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.100539][ T32] r4:82ac11e4 [ 1329.100562][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.100605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.100627][ T32] r4:e05e1dc0 [ 1329.100646][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.100686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.100708][ T32] r4:00000000 [ 1329.100727][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.100780][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 3 printk messages dropped ** [ 1329.100967][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.101191][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.101728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1329.116327][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.116696][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.116833][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.116900][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.116946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84810900 [ 1329.116969][ T32] r4:00000000 [ 1329.117020][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.117071][ T32] r9:83018205 r8:8498c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.117103][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.117151][ T32] r5:00001000 r4:e009b000 [ 1329.117172][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.117210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.117251][ T32] r5:85175b8c r4:85175800 [ 1329.117271][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.117316][ T32] r7:ddde2d80 r6:83018200 r5:85175b8c r4:847fd680 [ 1329.117358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.117408][ T32] r10:61c88647 r9:8498c800 r8:847fd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.117439][ T32] r4:847fd680 [ 1329.117463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.117531][ T32] r10:00000000 r9:847fd680 r8:8027f5e8 r7:eab41e60 r6:848d0d80 r5:8498c800 [ 1329.117560][ T32] r4:00000001 [ 1329.117582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.117642][ T32] Exception stack(0xe494dfb0 to 0xe494dff8) [ 1329.117676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.117705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.117732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.117761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.117785][ T32] r4:84810140 [ 1329.118281][ T32] INFO: task kworker/1:274:4130 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.118319][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.118386][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.118457][ T32] Call trace: [ 1329.118520][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.118589][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.118619][ T32] r4:00000000 [ 1329.118641][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.118679][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.118731][ T32] 1d20: 89a42000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.118764][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.118791][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.118831][ T32] r5:80000013 r4:80239bb0 [ 1329.118861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1329.119170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1329.119562][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 4 printk messages dropped ** [ 1329.119740][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1329.120136][ T32] INFO: task kworker/1:275:4132 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1329.120464][ T32] r10:829188dc r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:850b8c00 ** 10 printk messages dropped ** [ 1329.120909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84810ac0 ** 4 printk messages dropped ** [ 1329.121117][ T32] r5:00001000 r4:e00e5000 ** 1 printk messages dropped ** [ 1329.121204][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.121439][ T32] r10:61c88647 r9:850b8c00 r8:847fd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.121765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.121797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.121824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.121861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.121883][ T32] r4:84810940 [ 1329.138862][ T32] INFO: task kworker/1:275:4132 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.138980][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.139083][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.139145][ T32] Call trace: [ 1329.139225][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.139306][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.139335][ T32] r4:00000000 [ 1329.139379][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.139423][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.139468][ T32] 1d20: 89f04000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.139506][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.139561][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.139590][ T32] r5:80000013 r4:80239bb0 [ 1329.139611][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.139654][ T32] r4:82ac11e4 [ 1329.139673][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.139736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.139763][ T32] r4:e05e1dc0 [ 1329.139783][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.139825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.139855][ T32] r4:00000000 [ 1329.139877][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.139922][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.139975][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.140021][ T32] r5:00001000 r4:eced5000 [ 1329.140042][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.140101][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.140170][ T32] r5:85c3938c r4:85c39000 [ 1329.140217][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.140268][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.140289][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.140336][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.140359][ T32] r4:846ded00 [ 1329.140401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.140449][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.140493][ T32] r4:00000001 [ 1329.140539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.140577][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.140604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.140634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.140660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.140709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.140735][ T32] r4:84a7ddc0 [ 1329.140782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.140815][ T32] INFO: task kworker/1:276:4135 blocked for more than 455 seconds. [ 1329.140853][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1329.140952][ T32] task:kworker/1:276 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.141399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4959e08 ** 8 printk messages dropped ** [ 1329.141805][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.141861][ T32] r5:00001000 r4:e0121000 [ 1329.141904][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.142177][ T32] r7:ddde2d80 r6:83018200 r5:8517638c r4:847fd780 ** 6 printk messages dropped ** [ 1329.153300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.154244][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1329.154985][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1329.155540][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1329.155674][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.156077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.156561][ T32] r10:829188dc r9:e4965d84 r8:00000002 r7:60000113 r6:e4965d8c r5:850bb000 ** 6 printk messages dropped ** [ 1329.156844][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.157045][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.157211][ T32] r5:00001000 r4:e016b000 [ 1329.157256][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.157307][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.157374][ T32] r5:8517678c r4:85176400 [ 1329.157417][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.157475][ T32] r7:ddde2d80 r6:83018200 r5:8517678c r4:847fd800 [ 1329.157513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.157579][ T32] r10:61c88647 r9:850bb000 r8:847fd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.157605][ T32] r4:847fd800 [ 1329.157645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.157819][ T32] r10:00000000 r9:847fd800 r8:8027f5e8 r7:eab41e60 r6:847fd980 r5:850bb000 [ 1329.157851][ T32] r4:00000001 [ 1329.157872][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.157929][ T32] Exception stack(0xe4965fb0 to 0xe4965ff8) [ 1329.158005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.158045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.158115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.158156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.158180][ T32] r4:84810c80 [ 1329.158459][ T32] INFO: task kworker/1:277:4137 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.158492][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.158590][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.158636][ T32] Call trace: [ 1329.158716][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.158766][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.158812][ T32] r4:00000000 [ 1329.158852][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.158894][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.158965][ T32] 1d20: 8a133000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.159020][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.159059][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.159111][ T32] r5:80000013 r4:80239bb0 [ 1329.159134][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.159175][ T32] r4:82ac11e4 [ 1329.159237][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.159282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.159328][ T32] r4:e05e1dc0 [ 1329.159437][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.159482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.159505][ T32] r4:00000000 [ 1329.159546][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.159592][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.159637][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.159703][ T32] r5:00001000 r4:eced5000 [ 1329.159726][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.159766][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.159807][ T32] r5:85c3938c r4:85c39000 [ 1329.159858][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.159909][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.159962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.160012][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.160035][ T32] r4:846ded00 [ 1329.160075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.160124][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.160170][ T32] r4:00000001 [ 1329.160219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.160266][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.160302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.160331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.160357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.160704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1329.161239][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.161477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84810f40 [ 1329.161530][ T32] r4:00000000 [ 1329.161583][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.161632][ T32] r9:83018205 r8:850bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1329.161688][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.161734][ T32] r5:00001000 r4:e019b000 [ 1329.161754][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.161792][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.161846][ T32] r5:85176b8c r4:85176800 [ 1329.161891][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.161940][ T32] r7:ddde2d80 r6:83018200 r5:85176b8c r4:847fd900 [ 1329.161961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.162096][ T32] r10:61c88647 r9:850bbc00 r8:847fd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.162171][ T32] r4:847fd900 [ 1329.181778][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.181886][ T32] r10:00000000 r9:847fd900 r8:8027f5e8 r7:eab41e60 r6:847fda80 r5:850bbc00 [ 1329.181914][ T32] r4:00000001 [ 1329.181946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.182010][ T32] Exception stack(0xe4971fb0 to 0xe4971ff8) [ 1329.182058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.182492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.182557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.182606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.182644][ T32] r4:84810e00 [ 1329.183146][ T32] INFO: task kworker/1:278:4139 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.183236][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.183393][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.183584][ T32] Call trace: [ 1329.183660][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.183753][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.183800][ T32] r4:00000000 [ 1329.183864][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.183940][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.184014][ T32] 1d20: 8a55b000 ece39000 00000001 80239b98 7f159000 00000001 ** 4 printk messages dropped ** [ 1329.184297][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.184750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 7 printk messages dropped ** [ 1329.185390][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1329.185709][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.186236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.186602][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.186941][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.187325][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.187367][ T32] r5:00001000 r4:e01f7000 ** 4 printk messages dropped ** [ 1329.187610][ T32] r7:ddde2d80 r6:83018200 r5:8517738c r4:847fda00 ** 5 printk messages dropped ** [ 1329.187982][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.188137][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.188912][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.188940][ T32] r4:00000000 [ 1329.188961][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.189020][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.189051][ T32] 1d20: 8a55b000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.189104][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.189141][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.189182][ T32] r5:80000013 r4:80239bb0 [ 1329.189205][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.189246][ T32] r4:82ac11e4 [ 1329.189265][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.189393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.189421][ T32] r4:e05e1dc0 [ 1329.189462][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.189506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.189541][ T32] r4:00000000 [ 1329.189564][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.189608][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.189674][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.189743][ T32] r5:00001000 r4:eced5000 [ 1329.189765][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.189827][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.189898][ T32] r5:85c3938c r4:85c39000 [ 1329.189944][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.190034][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.190079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.190155][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.190198][ T32] r4:846ded00 [ 1329.190221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.190266][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.190288][ T32] r4:00000001 [ 1329.190307][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.190340][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.190377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.190430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.190469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.190503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.190533][ T32] r4:84a7ddc0 [ 1329.190557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.190583][ T32] INFO: task kworker/1:280:4142 blocked for more than 455 seconds. [ 1329.190611][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.190658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.190682][ T32] task:kworker/1:280 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.190749][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.190817][ T32] Call trace: [ 1329.190877][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.190923][ T32] r10:829188dc r9:eab51d84 r8:00000002 r7:60000113 r6:eab51d8c r5:850bd400 [ 1329.190946][ T32] r4:850bd400 [ 1329.190987][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.191030][ T32] r5:850bd400 r4:829188d8 [ 1329.191051][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.191093][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.191137][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1329.191159][ T32] r4:00000000 [ 1329.191178][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.191215][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.191272][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.191316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c5a40 [ 1329.191361][ T32] r4:00000000 [ 1329.191384][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.191430][ T32] r9:83018205 r8:850bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1329.191460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.191551][ T32] r5:00001000 r4:e0527000 [ 1329.191597][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.191662][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.191719][ T32] r5:85177b8c r4:85177800 [ 1329.191755][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.191803][ T32] r7:ddde2d80 r6:83018200 r5:85177b8c r4:847fdb00 [ 1329.191824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.191901][ T32] r10:61c88647 r9:850bd400 r8:847fdb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.191943][ T32] r4:847fdb00 [ 1329.191985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.192032][ T32] r10:00000000 r9:847fdb00 r8:8027f5e8 r7:e497de60 r6:847fdc80 r5:850bd400 [ 1329.192055][ T32] r4:00000001 [ 1329.192074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.192142][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1329.225425][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.225553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.226577][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.226933][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1329.227218][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.227577][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1329.227692][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.227715][ T32] r4:00000001 [ 1329.227759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1329.227941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.228043][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1329.228210][ T32] task:kworker/1:281 state:D stack:0 pid:4144 tgid:4144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.228283][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.228375][ T32] Call trace: [ 1329.228410][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.228480][ T32] r10:829188dc r9:eab55d84 r8:00000002 r7:60000013 r6:eab55d8c r5:850be000 [ 1329.228528][ T32] r4:850be000 [ 1329.228573][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.228642][ T32] r5:850be000 r4:829188d8 [ 1329.228666][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.228706][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.228771][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1329.228797][ T32] r4:00000000 [ 1329.228843][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.228886][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.228923][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.228963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94840 [ 1329.229009][ T32] r4:00000000 [ 1329.229033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.229089][ T32] r9:83018205 r8:850be000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.229114][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.229165][ T32] r5:00001000 r4:e0783000 [ 1329.229190][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.229229][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.229298][ T32] r5:8517cf8c r4:8517cc00 [ 1329.229322][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.229367][ T32] r7:ddde2d80 r6:83018200 r5:8517cf8c r4:847fdc00 [ 1329.229387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.229431][ T32] r10:61c88647 r9:850be000 r8:847fdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.229455][ T32] r4:847fdc00 [ 1329.229474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.229537][ T32] r10:00000000 r9:847fdc00 r8:8027f5e8 r7:eab51e60 r6:847fdd80 r5:850be000 [ 1329.229564][ T32] r4:00000001 [ 1329.229604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.229644][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1329.229670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.229698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.229724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.229752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.229794][ T32] r4:846c5940 [ 1329.230129][ T32] INFO: task kworker/1:281:4144 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.230166][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.230270][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.230341][ T32] Call trace: [ 1329.230409][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.230471][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.230517][ T32] r4:00000000 [ 1329.230541][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.230580][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.230638][ T32] 1d20: 8afcd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.230674][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.230708][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.230752][ T32] r5:80000013 r4:80239bb0 [ 1329.230792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.230844][ T32] r4:82ac11e4 [ 1329.230866][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.230930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.230981][ T32] r4:e05e1dc0 [ 1329.231067][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.231112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.231145][ T32] r4:00000000 [ 1329.231191][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.231260][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.231307][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.231373][ T32] r5:00001000 r4:eced5000 [ 1329.231396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.231436][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.231522][ T32] r5:85c3938c r4:85c39000 [ 1329.231647][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.231710][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.231744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.231817][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.231854][ T32] r4:846ded00 [ 1329.231876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.231944][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.232014][ T32] r4:00000001 [ 1329.232038][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.232073][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.232100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.243107][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.243221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.243263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.243303][ T32] r4:84a7ddc0 [ 1329.243354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.243391][ T32] INFO: task kworker/1:282:4146 blocked for more than 455 seconds. [ 1329.243425][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.243471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.243497][ T32] task:kworker/1:282 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.243731][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.243799][ T32] Call trace: [ 1329.243854][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.243935][ T32] r10:829188dc r9:eab15d84 r8:00000002 r7:60000113 r6:eab15d8c r5:850bec00 [ 1329.243985][ T32] r4:850bec00 [ 1329.244031][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.244075][ T32] r5:850bec00 r4:829188d8 [ 1329.244096][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.244206][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.244256][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 [ 1329.244279][ T32] r4:00000000 [ 1329.244319][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.244360][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.244399][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.244440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94100 [ 1329.244464][ T32] r4:00000000 [ 1329.244484][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.244616][ T32] r9:83018205 r8:850bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1329.244651][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.244716][ T32] r5:00001000 r4:e057d000 [ 1329.244741][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.244823][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.244896][ T32] r5:85177f8c r4:85177c00 [ 1329.244921][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.244970][ T32] r7:ddde2d80 r6:83018200 r5:85177f8c r4:847fdd00 [ 1329.244991][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.245059][ T32] r10:61c88647 r9:850bec00 r8:847fdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.245092][ T32] r4:847fdd00 [ 1329.245135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.245186][ T32] r10:00000000 r9:847fdd00 r8:8027f5e8 r7:eab55e60 r6:847fde00 r5:850bec00 [ 1329.245209][ T32] r4:00000001 [ 1329.245228][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.245265][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) [ 1329.245292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.245321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.245390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.245423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.245459][ T32] r4:846c59c0 [ 1329.245994][ T32] INFO: task kworker/1:282:4146 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.246035][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.246164][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.246218][ T32] Call trace: [ 1329.246271][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.246321][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.246345][ T32] r4:00000000 [ 1329.246388][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.246459][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.246512][ T32] 1d20: 8afcd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.246567][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.246617][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.246646][ T32] r5:80000013 r4:80239bb0 [ 1329.246668][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.246709][ T32] r4:82ac11e4 [ 1329.246728][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.246769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.246806][ T32] r4:e05e1dc0 [ 1329.246851][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.246895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.246918][ T32] r4:00000000 [ 1329.246938][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.247001][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.247027][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.247092][ T32] r5:00001000 r4:eced5000 [ 1329.247116][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.247156][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.247220][ T32] r5:85c3938c r4:85c39000 [ 1329.247284][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.247356][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.247390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.247439][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.247485][ T32] r4:846ded00 [ 1329.247509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.247553][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.247598][ T32] r4:00000001 [ 1329.247623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.247657][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.247684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.247711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.247763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.247795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.247817][ T32] r4:84a7ddc0 [ 1329.247837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.247868][ T32] INFO: task kworker/1:283:4148 blocked for more than 455 seconds. [ 1329.247896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.247919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.247940][ T32] task:kworker/1:283 state:D stack:0 pid:4148 tgid:4148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.247984][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.248051][ T32] Call trace: [ 1329.248094][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.248141][ T32] r10:829188dc r9:eab59d84 r8:00000002 r7:60000113 r6:eab59d8c r5:850b9800 [ 1329.248187][ T32] r4:850b9800 [ 1329.248211][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.248267][ T32] r5:850b9800 r4:829188d8 [ 1329.248300][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.248344][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.248388][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 1329.248410][ T32] r4:00000000 [ 1329.248452][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.248493][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.248529][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.248568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94300 [ 1329.248590][ T32] r4:00000000 [ 1329.248633][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.248681][ T32] r9:83018205 r8:850b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1329.248702][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.248742][ T32] r5:00001000 r4:e05bb000 [ 1329.248789][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.248862][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.248909][ T32] r5:8517778c r4:85177400 [ 1329.248952][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.248999][ T32] r7:ddde2d80 r6:83018200 r5:8517778c r4:847fde80 [ 1329.249041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.249090][ T32] r10:61c88647 r9:850b9800 r8:847fdeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.249113][ T32] r4:847fde80 [ 1329.249131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.249197][ T32] r10:00000000 r9:847fde80 r8:8027f5e8 r7:eab55e60 r6:847fdf80 r5:850b9800 [ 1329.249223][ T32] r4:00000001 [ 1329.249243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.249277][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1329.249303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.249353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.249384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.249435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.249483][ T32] r4:84b940c0 [ 1329.249811][ T32] INFO: task kworker/1:283:4148 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.249868][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.249964][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.250111][ T32] Call trace: [ 1329.250147][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.250214][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.250243][ T32] r4:00000000 [ 1329.250287][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.250329][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.250357][ T32] 1d20: 8afcd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.250407][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.250460][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.250488][ T32] r5:80000013 r4:80239bb0 [ 1329.250508][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.250569][ T32] r4:82ac11e4 [ 1329.250594][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.250637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.250660][ T32] r4:e05e1dc0 [ 1329.250679][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.250720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.250742][ T32] r4:00000000 [ 1329.250761][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.250825][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.250859][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.250918][ T32] r5:00001000 r4:eced5000 [ 1329.250965][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.251007][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.251070][ T32] r5:85c3938c r4:85c39000 [ 1329.251094][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.251140][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.251182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.251233][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.251256][ T32] r4:846ded00 [ 1329.251296][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.251364][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.251411][ T32] r4:00000001 [ 1329.251455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.251508][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.251567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.251640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.251673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.251702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.251755][ T32] r4:84a7ddc0 [ 1329.251803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.251833][ T32] INFO: task kworker/1:284:4150 blocked for more than 455 seconds. [ 1329.251910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.251961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.252007][ T32] task:kworker/1:284 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.252128][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.283083][ T32] Call trace: [ 1329.283146][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.283219][ T32] r10:829188dc r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:851a0000 [ 1329.283245][ T32] r4:851a0000 [ 1329.283288][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.283358][ T32] r5:851a0000 r4:829188d8 [ 1329.283384][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.283447][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.283497][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1329.283520][ T32] r4:00000000 [ 1329.283539][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.283576][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.283625][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.283672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94480 [ 1329.283726][ T32] r4:00000000 [ 1329.283750][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.283820][ T32] r9:83018205 r8:851a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.283856][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.283917][ T32] r5:00001000 r4:e0669000 [ 1329.283943][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.283983][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.284025][ T32] r5:8517c38c r4:8517c000 [ 1329.284065][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.284117][ T32] r7:ddde2d80 r6:83018200 r5:8517c38c r4:84b90100 [ 1329.284149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.284207][ T32] r10:61c88647 r9:851a0000 r8:84b9012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.284234][ T32] r4:84b90100 [ 1329.284275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.284347][ T32] r10:00000000 r9:84b90100 r8:8027f5e8 r7:eab55e60 r6:84b90000 r5:851a0000 [ 1329.284374][ T32] r4:00000001 [ 1329.284416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.284496][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1329.284552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.284584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.284612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.284641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.284675][ T32] r4:84b94340 [ 1329.285198][ T32] INFO: task kworker/1:284:4150 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.285264][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.285353][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.285426][ T32] Call trace: [ 1329.285467][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.285517][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.285541][ T32] r4:00000000 [ 1329.285561][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.285598][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.285651][ T32] 1d20: 8b775000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.285684][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 15 printk messages dropped ** [ 1329.286336][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 27 printk messages dropped ** [ 1329.287695][ T32] r5:851a0c00 r4:829188d8 ** 12 printk messages dropped ** [ 1329.288289][ T32] r5:00001000 r4:e070b000 ** 12 printk messages dropped ** [ 1329.288855][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) ** 19 printk messages dropped ** [ 1329.290041][ T32] r4:82ac11e4 ** 16 printk messages dropped ** [ 1329.290705][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.291064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.291205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.291282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.291308][ T32] r4:84a7ddc0 [ 1329.291329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.291421][ T32] INFO: task kworker/1:286:4154 blocked for more than 455 seconds. [ 1329.291503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.291562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.291606][ T32] task:kworker/1:286 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.291671][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.291720][ T32] Call trace: [ 1329.291765][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.291814][ T32] r10:829188dc r9:eab65d84 r8:00000002 r7:60000113 r6:eab65d8c r5:851a1800 ** 15 printk messages dropped ** [ 1329.313193][ T32] r5:00001000 r4:e0865000 ** 6 printk messages dropped ** [ 1329.313546][ T32] r10:61c88647 r9:851a1800 r8:84b901ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 26 printk messages dropped ** [ 1329.315325][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 28 printk messages dropped ** [ 1329.316695][ T32] INFO: task kworker/1:287:4156 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.316915][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.316989][ T32] Call trace: [ 1329.317088][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.317134][ T32] r10:829188dc r9:eab69d84 r8:00000002 r7:60000113 r6:eab69d8c r5:851a2400 [ 1329.317158][ T32] r4:851a2400 [ 1329.317220][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.317266][ T32] r5:851a2400 r4:829188d8 [ 1329.317287][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.317348][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.317397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 [ 1329.317420][ T32] r4:00000000 [ 1329.317439][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.317498][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.317581][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.317648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94900 [ 1329.317673][ T32] r4:00000000 [ 1329.317717][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.317780][ T32] r9:83018205 r8:851a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1329.317885][ T32] r5:00001000 r4:e0817000 [ 1329.317908][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.317948][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.318015][ T32] r5:8517c78c r4:8517c400 [ 1329.318035][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.318349][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1329.319375][ T32] r4:82ac11e4 ** 14 printk messages dropped ** [ 1329.320022][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 15 printk messages dropped ** [ 1329.320871][ T32] Not tainted 6.15.0-syzkaller #0 ** 15 printk messages dropped ** [ 1329.321750][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1329.350268][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1329.359218][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 23 printk messages dropped ** [ 1329.360969][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 11 printk messages dropped ** [ 1329.361824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.361931][ T32] r4:84a7ddc0 [ 1329.362034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.362238][ T32] INFO: task kworker/1:289:4160 blocked for more than 455 seconds. [ 1329.375622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.375728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.375780][ T32] task:kworker/1:289 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.375913][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.376030][ T32] Call trace: [ 1329.376070][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.376170][ T32] r10:829188dc r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:851a3c00 [ 1329.376210][ T32] r4:851a3c00 [ 1329.376302][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.376377][ T32] r5:851a3c00 r4:829188d8 [ 1329.376437][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.376494][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.376601][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 [ 1329.376675][ T32] r4:00000000 [ 1329.376716][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1329.377182][ T32] r9:83018205 r8:851a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1329.377239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.377336][ T32] r5:00001000 r4:e089d000 [ 1329.377370][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.377466][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.377555][ T32] r5:8517d38c r4:8517d000 [ 1329.377600][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.377687][ T32] r7:ddde2d80 r6:83018200 r5:8517d38c r4:84b90500 [ 1329.377737][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.378298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1329.380470][ T32] r4:e05e1dc0 ** 13 printk messages dropped ** [ 1329.381413][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1329.406256][ T32] r10:829188dc r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:851a5400 ** 15 printk messages dropped ** [ 1329.407076][ T32] r5:00001000 r4:e08fb000 ** 6 printk messages dropped ** [ 1329.407425][ T32] r10:61c88647 r9:851a5400 r8:84b9062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.409076][ T32] 1d20: 8c80f000 ece39000 00000001 80239b98 7f159000 00000001 ** 21 printk messages dropped ** [ 1329.410978][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.425788][ T32] r4:851a6000 ** 14 printk messages dropped ** [ 1329.426897][ T32] r5:00001000 r4:e4919000 ** 4 printk messages dropped ** [ 1329.427251][ T32] r7:ddde2d80 r6:83018200 r5:8517e38c r4:84b90680 ** 14 printk messages dropped ** [ 1329.429009][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.429165][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.429271][ T32] Call trace: [ 1329.429330][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.429462][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.429523][ T32] r4:00000000 [ 1329.429675][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.429762][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.429813][ T32] 1d20: 8c80f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.429919][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.429962][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.430159][ T32] r5:80000013 r4:80239bb0 [ 1329.430214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.430276][ T32] r4:82ac11e4 [ 1329.430298][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.430385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.430519][ T32] r4:e05e1dc0 [ 1329.430596][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.430645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.430688][ T32] r4:00000000 [ 1329.430733][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.430799][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.430866][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1329.431348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1329.452915][ T32] Call trace: ** 10 printk messages dropped ** [ 1329.453613][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.454199][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1329.455656][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1329.456815][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1329.457651][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 21 printk messages dropped ** [ 1329.459073][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1329.460233][ T32] r7:ddde2d80 r6:83018200 r5:8517ef8c r4:84b90900 ** 18 printk messages dropped ** [ 1329.462012][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 25 printk messages dropped ** [ 1329.484398][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1329.484633][ T32] r4:00000001 [ 1329.484689][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.484752][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.484822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.484874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.484903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.484983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.485011][ T32] r4:84a7ddc0 [ 1329.485057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.485189][ T32] INFO: task kworker/1:294:4170 blocked for more than 456 seconds. [ 1329.485238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.485267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.485291][ T32] task:kworker/1:294 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.485410][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.485553][ T32] Call trace: [ 1329.485670][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.485727][ T32] r10:829188dc r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:851a8000 [ 1329.485777][ T32] r4:851a8000 [ 1329.485821][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.485876][ T32] r5:851a8000 r4:829188d8 [ 1329.485900][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.486005][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.486133][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1329.486174][ T32] r4:00000000 [ 1329.486211][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.486279][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.486348][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.486809][ T32] r5:00001000 r4:e89a7000 ** 6 printk messages dropped ** [ 1329.487154][ T32] r10:61c88647 r9:851a8000 r8:84b909ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 21 printk messages dropped ** [ 1329.489197][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 28 printk messages dropped ** [ 1329.491007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 27 printk messages dropped ** [ 1329.533600][ T32] r5:00001000 r4:e89bb000 ** 12 printk messages dropped ** [ 1329.534447][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) ** 4 printk messages dropped ** [ 1329.534698][ T32] r4:84b28000 [ 1329.535456][ T32] INFO: task kworker/1:295:4172 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.535526][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.535661][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.535768][ T32] Call trace: [ 1329.535836][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.535892][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.535943][ T32] r4:00000000 [ 1329.535990][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.536065][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.536130][ T32] 1d20: 8d760000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.536164][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.536206][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.536270][ T32] r5:80000013 r4:80239bb0 [ 1329.536309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.536359][ T32] r4:82ac11e4 [ 1329.536443][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.536504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.536555][ T32] r4:e05e1dc0 [ 1329.536635][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.536722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.536770][ T32] r4:00000000 [ 1329.536804][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.537208][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1329.538599][ T32] task:kworker/1:296 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1329.540119][ T32] r5:00001000 r4:eabdd000 ** 9 printk messages dropped ** [ 1329.540840][ T32] r10:00000000 r9:84b90b80 r8:8027f5e8 r7:eab91e60 r6:848d0f00 r5:84989800 ** 20 printk messages dropped ** [ 1329.551224][ T32] r5:80000013 r4:80239bb0 ** 2 printk messages dropped ** [ 1329.551453][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.551549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.551584][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1329.551990][ T32] r5:00001000 r4:eced5000 ** 14 printk messages dropped ** [ 1329.568861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 27 printk messages dropped ** [ 1329.570430][ T32] r5:00001000 r4:e89c9000 ** 4 printk messages dropped ** [ 1329.570600][ T32] r7:ddde2d80 r6:83018200 r5:8517fb8c r4:84b90c00 ** 21 printk messages dropped ** [ 1329.578470][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 22 printk messages dropped ** [ 1329.580048][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 26 printk messages dropped ** [ 1329.581832][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1329.603320][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.603380][ T32] r5:8517ff8c r4:8517fc00 [ 1329.603407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.603470][ T32] r7:ddde2d80 r6:83018200 r5:8517ff8c r4:84b90d00 [ 1329.603566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.603631][ T32] r10:61c88647 r9:851a9800 r8:84b90d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.603660][ T32] r4:84b90d00 [ 1329.603684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.603728][ T32] r10:00000000 r9:84b90d00 r8:8027f5e8 r7:eaba1e60 r6:84b90d80 r5:851a9800 [ 1329.603750][ T32] r4:00000001 [ 1329.603770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.603806][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1329.603844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.603932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.603968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.604115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.604146][ T32] r4:84b28a80 [ 1329.604671][ T32] INFO: task kworker/1:298:4178 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.604761][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.604878][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.604976][ T32] Call trace: [ 1329.605048][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1329.605399][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 14 printk messages dropped ** [ 1329.606070][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.606143][ T32] r5:85c3938c r4:85c39000 [ 1329.606167][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.606279][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.607160][ T32] r4:851ab000 ** 13 printk messages dropped ** [ 1329.607701][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1329.608056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1329.609166][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1329.609710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 21 printk messages dropped ** [ 1329.610635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 21 printk messages dropped ** [ 1329.611711][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.611855][ T32] r5:00001000 r4:eabc5000 ** 13 printk messages dropped ** [ 1329.635108][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.636157][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.636224][ T32] 1d20: 8e4e0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.636256][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.636283][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.636330][ T32] r5:80000013 r4:80239bb0 [ 1329.636354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.636428][ T32] r4:82ac11e4 [ 1329.636454][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.636505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.636551][ T32] r4:e05e1dc0 [ 1329.636575][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.636618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.636650][ T32] r4:00000000 [ 1329.636693][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.636743][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.636765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.636855][ T32] r5:00001000 r4:eced5000 [ 1329.636882][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.636945][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.637016][ T32] r5:85c3938c r4:85c39000 [ 1329.637046][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.637104][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.637125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.637171][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.637233][ T32] r4:846ded00 [ 1329.637258][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.637328][ T32] r4:00000001 [ 1329.637358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.637405][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.637440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.637492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.637523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.637551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.637575][ T32] r4:84a7ddc0 [ 1329.637596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.637646][ T32] INFO: task kworker/1:301:4184 blocked for more than 456 seconds. [ 1329.637701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.637730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.637752][ T32] task:kworker/1:301 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.638220][ T32] r5:851ac800 r4:829188d8 ** 10 printk messages dropped ** [ 1329.638660][ T32] r9:83018205 r8:851ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 6 printk messages dropped ** [ 1329.638955][ T32] r7:ddde2d80 r6:83018200 r5:85084f8c r4:84b90f00 [ 1329.638979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.639025][ T32] r10:61c88647 r9:851ac800 r8:84b90f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.639068][ T32] r4:84b90f00 [ 1329.639091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.639136][ T32] r10:00000000 r9:84b90f00 r8:8027f5e8 r7:eaba1e60 r6:846baf80 r5:851ac800 [ 1329.639159][ T32] r4:00000001 [ 1329.639178][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.639211][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 1329.639254][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.639860][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.640165][ T32] 1d20: 8e4e0000 ece39000 00000001 80239b98 7f159000 00000001 ** 14 printk messages dropped ** [ 1329.640757][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1329.641079][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.642041][ T32] r4:851ad400 ** 12 printk messages dropped ** [ 1329.664849][ T32] r9:83018205 r8:851ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 ** 6 printk messages dropped ** [ 1329.665155][ T32] r7:ddde2d80 r6:83018200 r5:85085b8c r4:84b2e100 ** 10 printk messages dropped ** [ 1329.665576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.666248][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.666338][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.666417][ T32] Call trace: [ 1329.666473][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.666525][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.666550][ T32] r4:00000000 [ 1329.666571][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.666631][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.666664][ T32] 1d20: 8ea29000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.666694][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.666719][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.666766][ T32] r5:80000013 r4:80239bb0 [ 1329.666790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.666853][ T32] r4:82ac11e4 [ 1329.666877][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.666920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.666943][ T32] r4:e05e1dc0 [ 1329.666976][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.667020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1329.667089][ T32] r4:00000000 [ 1329.667112][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.667156][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1329.667179][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.667221][ T32] r5:00001000 r4:eced5000 ** 5 printk messages dropped ** [ 1329.667431][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1329.668189][ T32] task:kworker/1:303 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1329.669310][ T32] r5:00001000 r4:eabe9000 ** 6 printk messages dropped ** [ 1329.669589][ T32] r10:61c88647 r9:851ae000 r8:84b2e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.670726][ T32] 1d20: 8ea29000 ece39000 00000001 80239b98 7f159000 00000001 ** 22 printk messages dropped ** [ 1329.671686][ T32] r4:846ded00 ** 11 printk messages dropped ** [ 1329.672107][ T32] INFO: task kworker/1:304:4190 blocked for more than 456 seconds. [ 1329.672229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.683764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.683864][ T32] task:kworker/1:304 state:D stack:0 pid:4190 tgid:4190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.683980][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.684048][ T32] Call trace: [ 1329.684082][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1329.684137][ T32] r10:829188dc r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:851aec00 [ 1329.684161][ T32] r4:851aec00 [ 1329.684182][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.684222][ T32] r5:851aec00 r4:829188d8 [ 1329.684264][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.684316][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.684362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1329.684405][ T32] r4:00000000 [ 1329.684428][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1329.684710][ T32] r5:00001000 r4:eabf5000 ** 2 printk messages dropped ** [ 1329.684843][ T32] r5:8508538c r4:85085000 ** 10 printk messages dropped ** [ 1329.685228][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1329.686552][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1329.687078][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1329.687099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.687145][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.687188][ T32] r4:846ded00 [ 1329.687233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.687290][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1329.687315][ T32] r4:00000001 [ 1329.687336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.687392][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1329.687422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.687451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.687479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.687784][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1329.688534][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.688729][ T32] r5:00001000 r4:eac05000 ** 5 printk messages dropped ** [ 1329.688928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 24 printk messages dropped ** [ 1329.690272][ T32] r5:80000013 r4:80239bb0 ** 18 printk messages dropped ** [ 1329.691028][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.692061][ T32] r4:8515b000 ** 14 printk messages dropped ** [ 1329.714104][ T32] r5:00001000 r4:eac11000 [ 1329.714129][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.714169][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.714210][ T32] r5:8508638c r4:85086000 [ 1329.714252][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.714325][ T32] r7:ddde2d80 r6:83018200 r5:8508638c r4:84b2e400 [ 1329.714374][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.714425][ T32] r10:61c88647 r9:8515b000 r8:84b2e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.714448][ T32] r4:84b2e400 [ 1329.714468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.714512][ T32] r10:00000000 r9:84b2e400 r8:8027f5e8 r7:eabcde60 r6:8457cf80 r5:8515b000 [ 1329.714534][ T32] r4:00000001 [ 1329.714554][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.714589][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 1329.714618][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.715606][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 28 printk messages dropped ** [ 1329.716791][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 22 printk messages dropped ** [ 1329.717712][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 ** 9 printk messages dropped ** [ 1329.718060][ T32] r5:00001000 r4:eac1d000 ** 10 printk messages dropped ** [ 1329.718487][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1329.719303][ T32] Call trace: ** 16 printk messages dropped ** [ 1329.719949][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1329.720581][ T32] r4:00000001 ** 15 printk messages dropped ** [ 1329.721249][ T32] r10:829188dc r9:eac31d84 r8:00000002 r7:60000113 r6:eac31d8c r5:8515bc00 ** 20 printk messages dropped ** [ 1329.744330][ T32] r7:ddde2d80 r6:83018200 r5:8508c78c r4:84b2e500 ** 12 printk messages dropped ** [ 1329.744806][ T32] r4:84b34a40 [ 1329.745293][ T32] INFO: task kworker/1:308:4199 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.745330][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.745422][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.745483][ T32] Call trace: [ 1329.745552][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.745603][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.745628][ T32] r4:00000000 [ 1329.745662][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.745725][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.745763][ T32] 1d20: 8f424000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.745817][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.745856][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.745881][ T32] r5:80000013 r4:80239bb0 [ 1329.745902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.745955][ T32] r4:82ac11e4 [ 1329.746072][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.746157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 17 printk messages dropped ** [ 1329.746862][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 23 printk messages dropped ** [ 1329.747777][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.748126][ T32] r5:00001000 r4:dfa11000 ** 7 printk messages dropped ** [ 1329.748416][ T32] r4:84b41100 ** 12 printk messages dropped ** [ 1329.749218][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1329.749897][ T32] r4:e05e1dc0 ** 13 printk messages dropped ** [ 1329.750448][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.751280][ T32] r4:8515d400 ** 1 printk messages dropped ** [ 1329.751364][ T32] r5:8515d400 r4:829188d8 [ 1329.751405][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.751447][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.751510][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 1329.751565][ T32] r4:00000000 [ 1329.751603][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.751665][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.751705][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.751746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b34d40 [ 1329.751790][ T32] r4:00000000 [ 1329.751816][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.751870][ T32] r9:83018205 r8:8515d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1329.751929][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.752006][ T32] r5:00001000 r4:dfa67000 [ 1329.752044][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.752116][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.752277][ T32] r5:85086b8c r4:85086800 [ 1329.771985][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.773912][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) ** 15 printk messages dropped ** [ 1329.775206][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 20 printk messages dropped ** [ 1329.776089][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1329.776759][ T32] Call trace: ** 10 printk messages dropped ** [ 1329.777164][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1329.777775][ T32] r7:dddced80 r6:83018000 r5:8442bb8c r4:84b41280 ** 15 printk messages dropped ** [ 1329.778698][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1329.779316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 23 printk messages dropped ** [ 1329.780308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1329.781065][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.781283][ T32] r5:00001000 r4:dfd55000 [ 1329.781302][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.781361][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.781407][ T32] r5:8508738c r4:85087000 [ 1329.781426][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.781509][ T32] r7:ddde2d80 r6:83018200 r5:8508738c r4:84b2e580 [ 1329.781563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.781623][ T32] r10:61c88647 r9:8515a400 r8:84b2e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.781667][ T32] r4:84b2e580 [ 1329.781691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.781744][ T32] r10:00000000 r9:84b2e580 r8:8027f5e8 r7:eac31e60 r6:84b41380 r5:8515a400 [ 1329.781775][ T32] r4:00000001 [ 1329.781796][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.781830][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1329.781878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.781944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.782004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.782039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.782062][ T32] r4:84b34c80 [ 1329.812934][ T32] INFO: task kworker/1:310:4207 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.813052][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.813211][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.813341][ T32] Call trace: [ 1329.813379][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.813436][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.813488][ T32] r4:00000000 [ 1329.813551][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1329.813894][ T32] r4:e05e1dc0 ** 13 printk messages dropped ** [ 1329.814500][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.815339][ T32] r4:8515ec00 ** 11 printk messages dropped ** [ 1329.815938][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1329.816265][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1329.817471][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1329.817935][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 21 printk messages dropped ** [ 1329.818907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1329.819703][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1329.820258][ T32] r10:61c88647 r9:851b0000 r8:84b2e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.820498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.820546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.820578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.820601][ T32] r4:84b28f40 [ 1329.820882][ T32] INFO: task kworker/1:312:4211 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.820938][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.821021][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.821092][ T32] Call trace: [ 1329.821150][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.821196][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.821221][ T32] r4:00000000 [ 1329.821240][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.821298][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.821359][ T32] 1d20: 90096000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.821424][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.821452][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.821485][ T32] r5:80000013 r4:80239bb0 [ 1329.821537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.821615][ T32] r4:82ac11e4 [ 1329.821637][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1329.842683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1329.843642][ T32] r5:851b1800 r4:829188d8 ** 12 printk messages dropped ** [ 1329.844137][ T32] r5:00001000 r4:dff63000 ** 4 printk messages dropped ** [ 1329.844361][ T32] r7:ddde2d80 r6:83018200 r5:8508778c r4:84b2e700 ** 23 printk messages dropped ** [ 1329.845846][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 30 printk messages dropped ** [ 1329.847230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1329.847811][ T32] r4:851b2400 [ 1329.847831][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1329.847896][ T32] r5:851b2400 r4:829188d8 [ 1329.847935][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.847978][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.848045][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 1329.848074][ T32] r4:00000000 [ 1329.848093][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1329.848174][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.848214][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.848255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b94780 [ 1329.848278][ T32] r4:00000000 [ 1329.848428][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.848481][ T32] r9:83018205 r8:851b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.848523][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.848568][ T32] r5:00001000 r4:dff9f000 [ 1329.848589][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.848648][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.848798][ T32] r5:85087f8c r4:85087c00 [ 1329.848822][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.848900][ T32] r7:ddde2d80 r6:83018200 r5:85087f8c r4:84b2e800 [ 1329.848925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.848972][ T32] r10:61c88647 r9:851b2400 r8:84b2e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.849015][ T32] r4:84b2e800 ** 4 printk messages dropped ** [ 1329.849170][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) ** 16 printk messages dropped ** [ 1329.850351][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 18 printk messages dropped ** [ 1329.851294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1329.884014][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1329.884950][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1329.885454][ T32] r7:ddde2d80 r6:83018200 r5:8517f78c r4:84b2e900 ** 15 printk messages dropped ** [ 1329.887046][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1329.888314][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1329.889185][ T32] r4:846ded00 ** 12 printk messages dropped ** [ 1329.890145][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1329.890926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 ** 9 printk messages dropped ** [ 1329.891624][ T32] r5:00001000 r4:e05eb000 [ 1329.891661][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.891723][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.891768][ T32] r5:8508c38c r4:8508c000 [ 1329.891789][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.891832][ T32] r7:ddde2d80 r6:83018200 r5:8508c38c r4:84b2ea80 [ 1329.891871][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.891948][ T32] r10:61c88647 r9:851b3c00 r8:84b2eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.892006][ T32] r4:84b2ea80 [ 1329.892035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.892081][ T32] r10:00000000 r9:84b2ea80 r8:8027f5e8 r7:eac31e60 r6:84b2eb00 r5:851b3c00 [ 1329.892104][ T32] r4:00000001 [ 1329.892124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.892180][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1329.915763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.915849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.916022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.916137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.916195][ T32] r4:84b44080 [ 1329.916692][ T32] INFO: task kworker/1:316:4220 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.916736][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.917346][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 17 printk messages dropped ** [ 1329.918221][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1329.919986][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1329.921226][ T32] r9:83018205 r8:851b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 9 printk messages dropped ** [ 1329.921881][ T32] r4:84b2eb80 ** 9 printk messages dropped ** [ 1329.935089][ T32] r4:84b443c0 ** 11 printk messages dropped ** [ 1329.936828][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 19 printk messages dropped ** [ 1329.937894][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1329.939071][ T32] r10:829188dc r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:851b5400 ** 15 printk messages dropped ** [ 1329.940252][ T32] r5:00001000 r4:e0645000 ** 7 printk messages dropped ** [ 1329.940639][ T32] r4:84b2ec00 ** 2 printk messages dropped ** [ 1329.940759][ T32] r4:00000001 [ 1329.940780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.940814][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1329.940850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.940925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.941047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.941137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.941165][ T32] r4:84b44000 [ 1329.941473][ T32] INFO: task kworker/1:318:4223 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1329.941537][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.941656][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.941708][ T32] Call trace: [ 1329.941745][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1329.941793][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1329.941817][ T32] r4:00000000 [ 1329.941847][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.941890][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1329.941921][ T32] 1d20: 90eb0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1329.941983][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1329.942092][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.942142][ T32] r5:80000013 r4:80239bb0 [ 1329.963028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.963122][ T32] r4:82ac11e4 [ 1329.963146][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.963219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1329.963251][ T32] r4:e05e1dc0 [ 1329.963273][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1329.964047][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1329.965609][ T32] r4:851b6000 ** 12 printk messages dropped ** [ 1329.966153][ T32] r9:83018205 r8:851b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 5 printk messages dropped ** [ 1329.966493][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 22 printk messages dropped ** [ 1329.968314][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 13 printk messages dropped ** [ 1329.968921][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 19 printk messages dropped ** [ 1329.969651][ T32] r4:84a7ddc0 ** 11 printk messages dropped ** [ 1329.970256][ T32] r5:851b6c00 r4:829188d8 ** 12 printk messages dropped ** [ 1329.970759][ T32] r5:00001000 r4:e0751000 ** 6 printk messages dropped ** [ 1329.971277][ T32] r10:61c88647 r9:851b6c00 r8:84b2eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 22 printk messages dropped ** [ 1330.007788][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1330.008230][ T32] r4:00000000 [ 1330.008414][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.008534][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.008561][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.008607][ T32] r5:00001000 r4:eced5000 [ 1330.008628][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.008710][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.008868][ T32] r5:85c3938c r4:85c39000 [ 1330.008895][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.008941][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.008968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.009075][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.009198][ T32] r4:846ded00 [ 1330.009320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.009371][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.009447][ T32] r4:00000001 [ 1330.009559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.009674][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.009705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.009734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.009788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.009821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1330.010025][ T32] task:kworker/1:321 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1330.011396][ T32] r5:00001000 r4:e0719000 ** 6 printk messages dropped ** [ 1330.011758][ T32] r10:61c88647 r9:851b0c00 r8:84b2ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1330.024973][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 17 printk messages dropped ** [ 1330.026182][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1330.028384][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1330.029595][ T32] r9:83018205 r8:851a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 16 printk messages dropped ** [ 1330.030331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1330.031972][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1330.063628][ T32] r4:846ded00 ** 1 printk messages dropped ** [ 1330.063700][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.063722][ T32] r4:00000001 [ 1330.063767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.063808][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.063868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.063901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.063940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.064003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.064030][ T32] r4:84a7ddc0 [ 1330.064054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.064084][ T32] INFO: task kworker/1:323:4233 blocked for more than 456 seconds. [ 1330.064116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.064141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.064164][ T32] task:kworker/1:323 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.064238][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.064315][ T32] Call trace: [ 1330.064366][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.064418][ T32] r10:829188dc r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:851aa400 [ 1330.064441][ T32] r4:851aa400 [ 1330.064460][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.064501][ T32] r5:851aa400 r4:829188d8 [ 1330.064521][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.064588][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.064638][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1330.064661][ T32] r4:00000000 [ 1330.064713][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.064843][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.064887][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.064929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f480 [ 1330.064951][ T32] r4:00000000 [ 1330.064987][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.065037][ T32] r9:83018205 r8:851aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 1 printk messages dropped ** [ 1330.065155][ T32] r5:00001000 r4:e89f1000 ** 7 printk messages dropped ** [ 1330.065781][ T32] r4:85295100 ** 12 printk messages dropped ** [ 1330.067230][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.067386][ T32] Call trace: [ 1330.067421][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.067468][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.067518][ T32] r4:00000000 [ 1330.067550][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1330.067980][ T32] r4:e05e1dc0 ** 12 printk messages dropped ** [ 1330.068464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1330.069316][ T32] task:kworker/1:324 state:D stack:0 pid:4235 tgid:4235 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1330.093668][ T32] r5:00001000 r4:e0827000 ** 4 printk messages dropped ** [ 1330.094223][ T32] r7:ddde2d80 r6:83018200 r5:8508df8c r4:85295200 ** 15 printk messages dropped ** [ 1330.096432][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1330.098035][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 20 printk messages dropped ** [ 1330.099594][ T32] r4:84a7ddc0 ** 13 printk messages dropped ** [ 1330.100803][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.101158][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.101261][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.101366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f080 [ 1330.101433][ T32] r4:00000000 [ 1330.101484][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.101586][ T32] r9:83018205 r8:84981800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1330.101639][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.101730][ T32] r5:00001000 r4:e0845000 [ 1330.101782][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.101875][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.102017][ T32] r5:8508e78c r4:8508e400 [ 1330.102096][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.130576][ T32] r7:ddde2d80 r6:83018200 r5:8508e78c r4:85295300 [ 1330.130767][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.130919][ T32] r10:61c88647 r9:84981800 r8:8529532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.130992][ T32] r4:85295300 [ 1330.131082][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.131219][ T32] r10:00000000 r9:85295300 r8:8027f5e8 r7:eac75e60 r6:84b41480 r5:84981800 ** 14 printk messages dropped ** [ 1330.148971][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1330.149918][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 21 printk messages dropped ** [ 1330.151783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1330.164677][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.165447][ T32] r5:00001000 r4:e89e1000 ** 6 printk messages dropped ** [ 1330.166118][ T32] r10:61c88647 r9:84982400 r8:8529542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 21 printk messages dropped ** [ 1330.168837][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 23 printk messages dropped ** [ 1330.170880][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 21 printk messages dropped ** [ 1330.203105][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1330.203712][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.203852][ T32] r10:61c88647 r9:851b8c00 r8:852953ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.203893][ T32] r4:85295380 [ 1330.203915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.203997][ T32] r10:00000000 r9:85295380 r8:8027f5e8 r7:eac75e60 r6:85295480 r5:851b8c00 [ 1330.204053][ T32] r4:00000001 [ 1330.204076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.204120][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1330.204150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.204214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.204245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.204314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.204352][ T32] r4:8529f0c0 [ 1330.204834][ T32] INFO: task kworker/1:327:4241 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.204910][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.205063][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.205124][ T32] Call trace: [ 1330.205180][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.205231][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.205255][ T32] r4:00000000 [ 1330.205316][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.205373][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.205406][ T32] 1d20: 92fee000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.205452][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.205510][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.205538][ T32] r5:80000013 r4:80239bb0 [ 1330.205559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.205600][ T32] r4:82ac11e4 [ 1330.205659][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.205725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.205783][ T32] r4:e05e1dc0 [ 1330.205840][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.205929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.205957][ T32] r4:00000000 [ 1330.206065][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1330.206154][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.206449][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 1 printk messages dropped ** [ 1330.206551][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.206711][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1330.206765][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 3 printk messages dropped ** [ 1330.206950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1330.207098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1330.207357][ T32] r10:829188dc r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:851b9800 ** 3 printk messages dropped ** [ 1330.207570][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.207858][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1330.208000][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.208075][ T32] r9:83018205 r8:851b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.208138][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.208199][ T32] r5:00001000 r4:eaa05000 [ 1330.208221][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.208278][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.208352][ T32] r5:8508f38c r4:8508f000 [ 1330.208407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.208454][ T32] r7:ddde2d80 r6:83018200 r5:8508f38c r4:85295500 [ 1330.208501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.208585][ T32] r10:61c88647 r9:851b9800 r8:8529552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.208645][ T32] r4:85295500 [ 1330.208667][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.208732][ T32] r10:00000000 r9:85295500 r8:8027f5e8 r7:eac7de60 r6:85295580 r5:851b9800 [ 1330.208759][ T32] r4:00000001 [ 1330.208817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.208887][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1330.208917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.208946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.209003][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.209046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.209084][ T32] r4:8529f280 [ 1330.209385][ T32] INFO: task kworker/1:328:4243 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.209418][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.209504][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.209619][ T32] Call trace: [ 1330.209673][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.209721][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.209779][ T32] r4:00000000 [ 1330.209803][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.209856][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.209918][ T32] 1d20: 92fee000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.209993][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.210062][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.210096][ T32] r5:80000013 r4:80239bb0 [ 1330.210120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.210161][ T32] r4:82ac11e4 [ 1330.210217][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.210283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.210326][ T32] r4:e05e1dc0 [ 1330.210368][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.210414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.210454][ T32] r4:00000000 [ 1330.210492][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.210554][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.210596][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.210659][ T32] r5:00001000 r4:eced5000 [ 1330.210700][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.210767][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.210851][ T32] r5:85c3938c r4:85c39000 [ 1330.210875][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.210940][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.210983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.211031][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.211054][ T32] r4:846ded00 [ 1330.211074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.211123][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.211149][ T32] r4:00000001 [ 1330.211209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.211247][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.211290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.211322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.211368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.211399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.211441][ T32] r4:84a7ddc0 [ 1330.211495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.211554][ T32] INFO: task kworker/1:329:4246 blocked for more than 456 seconds. [ 1330.211587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.211642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.211682][ T32] task:kworker/1:329 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.211743][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.211785][ T32] Call trace: [ 1330.211850][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.211895][ T32] r10:829188dc r9:eac91d84 r8:00000002 r7:60000113 r6:eac91d8c r5:851ba400 [ 1330.211959][ T32] r4:851ba400 [ 1330.212013][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.212070][ T32] r5:851ba400 r4:829188d8 [ 1330.212099][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.212141][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.226765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1330.226903][ T32] r4:00000000 [ 1330.226932][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.226992][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.227064][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.227147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f7c0 [ 1330.227185][ T32] r4:00000000 [ 1330.227248][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1330.227338][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.227404][ T32] r5:00001000 r4:eaa4b000 [ 1330.227441][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.227500][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.227546][ T32] r5:8508ff8c r4:8508fc00 [ 1330.227566][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.227612][ T32] r7:ddde2d80 r6:83018200 r5:8508ff8c r4:85295600 [ 1330.227635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.227691][ T32] r10:61c88647 r9:851ba400 r8:8529562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.227718][ T32] r4:85295600 [ 1330.227796][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.227847][ T32] r10:00000000 r9:85295600 r8:8027f5e8 r7:eac7de60 r6:85295680 r5:851ba400 [ 1330.227908][ T32] r4:00000001 [ 1330.227951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.228024][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1330.228076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.228131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.228174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.228235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.228284][ T32] r4:8529f6c0 [ 1330.228763][ T32] INFO: task kworker/1:329:4246 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.228818][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.228971][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.229054][ T32] Call trace: [ 1330.229111][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.229161][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.229186][ T32] r4:00000000 [ 1330.229251][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.229293][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.229323][ T32] 1d20: 932b5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.229382][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.229412][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.229455][ T32] r5:80000013 r4:80239bb0 [ 1330.229479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.229521][ T32] r4:82ac11e4 [ 1330.229543][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.229584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.229643][ T32] r4:e05e1dc0 [ 1330.229702][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.229761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.229818][ T32] r4:00000000 [ 1330.229843][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.229924][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.229950][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.230020][ T32] r5:00001000 r4:eced5000 [ 1330.230070][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.230155][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.230215][ T32] r5:85c3938c r4:85c39000 [ 1330.230252][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.230301][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.230352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.230404][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.230427][ T32] r4:846ded00 [ 1330.230446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.230491][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.230518][ T32] r4:00000001 [ 1330.230578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.230633][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.230679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.230739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.230786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.230873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.230912][ T32] r4:84a7ddc0 [ 1330.230936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.230993][ T32] INFO: task kworker/1:330:4247 blocked for more than 456 seconds. [ 1330.231028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.231111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.231149][ T32] task:kworker/1:330 state:D stack:0 pid:4247 tgid:4247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.231236][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.231296][ T32] Call trace: [ 1330.231358][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.231440][ T32] r10:829188dc r9:eac9dd84 r8:00000002 r7:60000113 r6:eac9dd8c r5:84983000 [ 1330.231468][ T32] r4:84983000 [ 1330.231500][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.231572][ T32] r5:84983000 r4:829188d8 [ 1330.231613][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.231688][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.231737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 1330.231793][ T32] r4:00000000 [ 1330.231843][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.231915][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.231955][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.231997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c380 [ 1330.232043][ T32] r4:00000000 [ 1330.232109][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.232161][ T32] r9:83018205 r8:84983000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1330.232183][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.250879][ T32] r5:00001000 r4:e0513000 [ 1330.250926][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.250989][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.251062][ T32] r5:8504138c r4:85041000 [ 1330.251105][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.251158][ T32] r7:ddde2d80 r6:83018200 r5:8504138c r4:85295700 [ 1330.251180][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.251226][ T32] r10:61c88647 r9:84983000 r8:8529572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.251284][ T32] r4:85295700 [ 1330.251340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.251390][ T32] r10:00000000 r9:85295700 r8:8027f5e8 r7:eac91e60 r6:84b41580 r5:84983000 [ 1330.251446][ T32] r4:00000001 [ 1330.251470][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.251508][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1330.251538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.251567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.251627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.251678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.251703][ T32] r4:8529f7c0 [ 1330.255079][ T32] INFO: task kworker/1:330:4247 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.255171][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.255284][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.255406][ T32] Call trace: [ 1330.255475][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.255533][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.255583][ T32] r4:00000000 [ 1330.255608][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.255649][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.255678][ T32] 1d20: 93734000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.255741][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.255813][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.255845][ T32] r5:80000013 r4:80239bb0 [ 1330.255866][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.255908][ T32] r4:82ac11e4 [ 1330.255928][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.255969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.255993][ T32] r4:e05e1dc0 [ 1330.256048][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.256102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.256126][ T32] r4:00000000 [ 1330.256146][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.256192][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.256213][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.256289][ T32] r5:00001000 r4:eced5000 [ 1330.256330][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.256392][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.256470][ T32] r5:85c3938c r4:85c39000 [ 1330.256494][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.256576][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.256605][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.256653][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.256676][ T32] r4:846ded00 [ 1330.256695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.256756][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.256814][ T32] r4:00000001 [ 1330.256859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.256896][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.256949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.256982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.257010][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.257039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.257062][ T32] r4:84a7ddc0 [ 1330.257116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.257183][ T32] INFO: task kworker/1:331:4249 blocked for more than 456 seconds. [ 1330.257219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.257244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.257265][ T32] task:kworker/1:331 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.257311][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.257386][ T32] Call trace: [ 1330.257421][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.257466][ T32] r10:829188dc r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:84983c00 [ 1330.257489][ T32] r4:84983c00 [ 1330.257541][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.257616][ T32] r5:84983c00 r4:829188d8 [ 1330.257658][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.257702][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.257778][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1330.257804][ T32] r4:00000000 [ 1330.257854][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.257931][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.258019][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.258066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f9c0 [ 1330.258099][ T32] r4:00000000 [ 1330.258139][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.258219][ T32] r9:83018205 r8:84983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1330.258267][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.258333][ T32] r5:00001000 r4:eaa5f000 [ 1330.258357][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.258395][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.258437][ T32] r5:8508fb8c r4:8508f800 [ 1330.258456][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.258500][ T32] r7:ddde2d80 r6:83018200 r5:8508fb8c r4:85295780 [ 1330.258520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.258602][ T32] r10:61c88647 r9:84983c00 r8:852957ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.258628][ T32] r4:85295780 [ 1330.258668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.258714][ T32] r10:00000000 r9:85295780 r8:8027f5e8 r7:eac9de60 r6:84b41600 r5:84983c00 [ 1330.258736][ T32] r4:00000001 [ 1330.258755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.258788][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1330.258815][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.258865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.258908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.258955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.258990][ T32] r4:8529f840 [ 1330.259509][ T32] INFO: task kworker/1:331:4249 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.259547][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.259629][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.259705][ T32] Call trace: [ 1330.259755][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.259805][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.259852][ T32] r4:00000000 [ 1330.259876][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.259915][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.259980][ T32] 1d20: 93734000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.260012][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.260038][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.260075][ T32] r5:80000013 r4:80239bb0 [ 1330.260104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.260178][ T32] r4:82ac11e4 [ 1330.260233][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.260299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.260357][ T32] r4:e05e1dc0 [ 1330.260381][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.260436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.260461][ T32] r4:00000000 [ 1330.260482][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.260559][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.260584][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.260628][ T32] r5:00001000 r4:eced5000 [ 1330.260649][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.260720][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.260766][ T32] r5:85c3938c r4:85c39000 [ 1330.260787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.260852][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.260892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.260955][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.260993][ T32] r4:846ded00 [ 1330.261016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.261062][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.261084][ T32] r4:00000001 [ 1330.261112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.261179][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.261210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.261239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.261266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.261294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.261316][ T32] r4:84a7ddc0 [ 1330.261336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.261391][ T32] INFO: task kworker/1:332:4251 blocked for more than 456 seconds. [ 1330.261464][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.261492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.261515][ T32] task:kworker/1:332 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.261564][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.261644][ T32] Call trace: [ 1330.261680][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.261726][ T32] r10:829188dc r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:84980000 [ 1330.261750][ T32] r4:84980000 [ 1330.261800][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.261879][ T32] r5:84980000 r4:829188d8 [ 1330.261904][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.262000][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.262068][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1330.262098][ T32] r4:00000000 [ 1330.262146][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.281000][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.281137][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.281189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fb40 [ 1330.281214][ T32] r4:00000000 [ 1330.281235][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.281315][ T32] r9:83018205 r8:84980000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.281372][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.281480][ T32] r5:00001000 r4:eaa6f000 [ 1330.281506][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.281547][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.281613][ T32] r5:8509838c r4:85098000 [ 1330.281643][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.281725][ T32] r7:ddde2d80 r6:83018200 r5:8509838c r4:85295880 [ 1330.281751][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.281799][ T32] r10:61c88647 r9:84980000 r8:852958ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.281823][ T32] r4:85295880 [ 1330.281869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.281947][ T32] r10:00000000 r9:85295880 r8:8027f5e8 r7:eac9de60 r6:84b41680 r5:84980000 [ 1330.282021][ T32] r4:00000001 [ 1330.282047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.282090][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) [ 1330.282122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.282217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.292745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.292802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.292828][ T32] r4:8529fa00 [ 1330.293316][ T32] INFO: task kworker/1:332:4251 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.293355][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.293498][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.293597][ T32] Call trace: [ 1330.293665][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.293753][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.293781][ T32] r4:00000000 [ 1330.293823][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.293898][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.293933][ T32] 1d20: 9422a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.293962][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.294036][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.294098][ T32] r5:80000013 r4:80239bb0 [ 1330.294155][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.294202][ T32] r4:82ac11e4 [ 1330.294223][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.294266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.294289][ T32] r4:e05e1dc0 [ 1330.294309][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.294351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.294375][ T32] r4:00000000 [ 1330.294435][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.294485][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.294507][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.294550][ T32] r5:00001000 r4:eced5000 [ 1330.294600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.294644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.294686][ T32] r5:85c3938c r4:85c39000 [ 1330.294741][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.294822][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.294852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.294900][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.294924][ T32] r4:846ded00 [ 1330.294976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.295024][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.295061][ T32] r4:00000001 [ 1330.295126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.295168][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.295220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.295253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.295280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.295308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.295359][ T32] r4:84a7ddc0 [ 1330.295396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.295442][ T32] INFO: task kworker/1:333:4253 blocked for more than 456 seconds. [ 1330.295478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.295519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.295544][ T32] task:kworker/1:333 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.295620][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.295666][ T32] Call trace: [ 1330.295697][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.295773][ T32] r10:829188dc r9:eacb5d84 r8:00000002 r7:60000013 r6:eacb5d8c r5:84984800 [ 1330.295801][ T32] r4:84984800 [ 1330.295823][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.295864][ T32] r5:84984800 r4:829188d8 [ 1330.295908][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.295985][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.296062][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1330.296105][ T32] r4:00000000 [ 1330.296127][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.296165][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.296200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.296272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fc40 [ 1330.296298][ T32] r4:00000000 [ 1330.296318][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.296395][ T32] r9:83018205 r8:84984800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1330.296420][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.296462][ T32] r5:00001000 r4:eaa7f000 [ 1330.296512][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.296554][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.296609][ T32] r5:8509878c r4:85098400 [ 1330.296632][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.296675][ T32] r7:ddde2d80 r6:83018200 r5:8509878c r4:85295900 [ 1330.296696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.296755][ T32] r10:61c88647 r9:84984800 r8:8529592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.296780][ T32] r4:85295900 [ 1330.296820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.296870][ T32] r10:00000000 r9:85295900 r8:8027f5e8 r7:eac9de60 r6:84b41700 r5:84984800 [ 1330.296895][ T32] r4:00000001 [ 1330.296914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.296980][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1330.297011][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.297040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.297069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.297136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.297185][ T32] r4:8529fc00 [ 1330.297496][ T32] INFO: task kworker/1:333:4253 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.297530][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.297603][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.297679][ T32] Call trace: [ 1330.297758][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.297850][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.297877][ T32] r4:00000000 [ 1330.297897][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.297950][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.298010][ T32] 1d20: 9422a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.298042][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.298067][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.298096][ T32] r5:80000013 r4:80239bb0 [ 1330.298153][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.298197][ T32] r4:82ac11e4 [ 1330.298239][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.298286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.298309][ T32] r4:e05e1dc0 [ 1330.298327][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.298368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.298418][ T32] r4:00000000 [ 1330.298441][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.298516][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.298542][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.298613][ T32] r5:00001000 r4:eced5000 [ 1330.298636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.298678][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.298720][ T32] r5:85c3938c r4:85c39000 [ 1330.298740][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.298785][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.298826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.298898][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.298924][ T32] r4:846ded00 [ 1330.298962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.299010][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.299033][ T32] r4:00000001 [ 1330.299052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.299085][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.299156][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.299189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.299216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.299265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.299290][ T32] r4:84a7ddc0 [ 1330.299310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.299336][ T32] INFO: task kworker/1:334:4255 blocked for more than 456 seconds. [ 1330.299382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.299441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.299465][ T32] task:kworker/1:334 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.299526][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.299567][ T32] Call trace: [ 1330.299597][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.299661][ T32] r10:829188dc r9:eacbdd84 r8:00000002 r7:60000013 r6:eacbdd8c r5:84986c00 [ 1330.299687][ T32] r4:84986c00 [ 1330.299746][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.299807][ T32] r5:84986c00 r4:829188d8 [ 1330.299832][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.299877][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.299931][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1330.299957][ T32] r4:00000000 [ 1330.299977][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.300013][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.300067][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.300119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fe40 [ 1330.300141][ T32] r4:00000000 [ 1330.300162][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.300224][ T32] r9:83018205 r8:84986c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1330.300277][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.300333][ T32] r5:00001000 r4:eaa95000 [ 1330.300371][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.300430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.300476][ T32] r5:85098b8c r4:85098800 [ 1330.300496][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.300574][ T32] r7:ddde2d80 r6:83018200 r5:85098b8c r4:85295800 [ 1330.300598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.300644][ T32] r10:61c88647 r9:84986c00 r8:8529582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.300666][ T32] r4:85295800 [ 1330.300716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.300762][ T32] r10:00000000 r9:85295800 r8:8027f5e8 r7:eac9de60 r6:84b41780 r5:84986c00 [ 1330.300785][ T32] r4:00000001 [ 1330.300806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.300843][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1330.300902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.300933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.300960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.300988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.301011][ T32] r4:8529fc80 [ 1330.301312][ T32] INFO: task kworker/1:334:4255 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.301345][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.301449][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.301502][ T32] Call trace: [ 1330.301564][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.301615][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.301639][ T32] r4:00000000 [ 1330.301659][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.301696][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.301757][ T32] 1d20: 9422a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.301812][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.301855][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.301880][ T32] r5:80000013 r4:80239bb0 [ 1330.301901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.301939][ T32] r4:82ac11e4 [ 1330.302008][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.302076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.302109][ T32] r4:e05e1dc0 [ 1330.302205][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.322739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.322802][ T32] r4:00000000 [ 1330.322829][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.322898][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.322921][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.322967][ T32] r5:00001000 r4:eced5000 [ 1330.322987][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.323025][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.323066][ T32] r5:85c3938c r4:85c39000 [ 1330.323111][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.323165][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.323187][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.323233][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.323279][ T32] r4:846ded00 [ 1330.323303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.323349][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.323371][ T32] r4:00000001 [ 1330.323391][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.323426][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.323488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.323534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.323564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.323624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.323650][ T32] r4:84a7ddc0 [ 1330.323674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.323715][ T32] INFO: task kworker/1:335:4257 blocked for more than 456 seconds. [ 1330.323769][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.323810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.323836][ T32] task:kworker/1:335 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.323896][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.323983][ T32] Call trace: [ 1330.324039][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.324095][ T32] r10:829188dc r9:eacc5d84 r8:00000002 r7:60000113 r6:eacc5d8c r5:84986000 [ 1330.324131][ T32] r4:84986000 [ 1330.324156][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.324231][ T32] r5:84986000 r4:829188d8 [ 1330.324268][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.324325][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.324374][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 [ 1330.324398][ T32] r4:00000000 [ 1330.324432][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.324476][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.324546][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.324591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529ff80 [ 1330.324648][ T32] r4:00000000 [ 1330.324673][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.324748][ T32] r9:83018205 r8:84986000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1330.324784][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.324829][ T32] r5:00001000 r4:eaaab000 [ 1330.324851][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.324906][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.324951][ T32] r5:85098f8c r4:85098c00 [ 1330.324971][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.325014][ T32] r7:ddde2d80 r6:83018200 r5:85098f8c r4:85295a00 [ 1330.325034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.325082][ T32] r10:61c88647 r9:84986000 r8:85295a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.325147][ T32] r4:85295a00 [ 1330.325170][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.325215][ T32] r10:00000000 r9:85295a00 r8:8027f5e8 r7:eac9de60 r6:84b41800 r5:84986000 [ 1330.325237][ T32] r4:00000001 [ 1330.325256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.325289][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1330.325317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.325381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.325442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.325474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.325535][ T32] r4:8529f500 [ 1330.326050][ T32] INFO: task kworker/1:335:4257 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.326094][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.326155][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.326235][ T32] Call trace: [ 1330.326284][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.326332][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.326356][ T32] r4:00000000 [ 1330.326376][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.326439][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.326472][ T32] 1d20: 94806000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.326525][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.326554][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.326579][ T32] r5:80000013 r4:80239bb0 [ 1330.326599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.326639][ T32] r4:82ac11e4 [ 1330.326693][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.326754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.326779][ T32] r4:e05e1dc0 [ 1330.326812][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.326859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.326882][ T32] r4:00000000 [ 1330.326928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.326975][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.326997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.327039][ T32] r5:00001000 r4:eced5000 [ 1330.327059][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.327134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.327180][ T32] r5:85c3938c r4:85c39000 [ 1330.327201][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.327246][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.327298][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.327350][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.327405][ T32] r4:846ded00 [ 1330.327441][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.327489][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.327512][ T32] r4:00000001 [ 1330.327569][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.327607][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.327634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.327662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.327689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.327717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.327787][ T32] r4:84a7ddc0 [ 1330.327811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.327837][ T32] INFO: task kworker/1:336:4259 blocked for more than 456 seconds. [ 1330.327900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.327938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.327962][ T32] task:kworker/1:336 state:D stack:0 pid:4259 tgid:4259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.328051][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.328102][ T32] Call trace: [ 1330.328134][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.328179][ T32] r10:829188dc r9:eaccdd84 r8:00000002 r7:60000013 r6:eaccdd8c r5:84980c00 [ 1330.328202][ T32] r4:84980c00 [ 1330.328254][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.328297][ T32] r5:84980c00 r4:829188d8 [ 1330.328348][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.328410][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.328457][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1330.328479][ T32] r4:00000000 [ 1330.328524][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.328565][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.328600][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.328640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3f6c0 [ 1330.328663][ T32] r4:00000000 [ 1330.328715][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.328764][ T32] r9:83018205 r8:84980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1330.328819][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.328867][ T32] r5:00001000 r4:eaab9000 [ 1330.328887][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.328924][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.328998][ T32] r5:8509938c r4:85099000 [ 1330.329021][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.329064][ T32] r7:ddde2d80 r6:83018200 r5:8509938c r4:85295a80 [ 1330.329084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.329137][ T32] r10:61c88647 r9:84980c00 r8:85295aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.329160][ T32] r4:85295a80 [ 1330.329180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.329223][ T32] r10:00000000 r9:85295a80 r8:8027f5e8 r7:eac9de60 r6:84b41880 r5:84980c00 [ 1330.329264][ T32] r4:00000001 [ 1330.329300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.329355][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1330.329421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.329453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.329481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.329529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.329585][ T32] r4:8529ffc0 [ 1330.329893][ T32] INFO: task kworker/1:336:4259 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.329926][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.330067][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.330173][ T32] Call trace: [ 1330.330208][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.330255][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.330312][ T32] r4:00000000 [ 1330.330336][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.330429][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.330463][ T32] 1d20: 94806000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.330494][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.330519][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.330543][ T32] r5:80000013 r4:80239bb0 [ 1330.330580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.330622][ T32] r4:82ac11e4 [ 1330.330674][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.330749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.330775][ T32] r4:e05e1dc0 [ 1330.330806][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.330874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.330917][ T32] r4:00000000 [ 1330.330940][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.330983][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.331005][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.331045][ T32] r5:00001000 r4:eced5000 [ 1330.331066][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.331110][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.331151][ T32] r5:85c3938c r4:85c39000 [ 1330.331171][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.331215][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.331268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.331343][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.331386][ T32] r4:846ded00 [ 1330.331430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.331477][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.331499][ T32] r4:00000001 [ 1330.331519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.331553][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.331594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.331625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.331652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.331682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.331720][ T32] r4:84a7ddc0 [ 1330.331743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.331781][ T32] INFO: task kworker/1:337:4261 blocked for more than 456 seconds. [ 1330.331811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.331859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.331898][ T32] task:kworker/1:337 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.331945][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.332002][ T32] Call trace: [ 1330.332033][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.332077][ T32] r10:829188dc r9:eacd9d84 r8:00000002 r7:60000013 r6:eacd9d8c r5:84985400 [ 1330.332106][ T32] r4:84985400 [ 1330.332185][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.365231][ T32] r5:84985400 r4:829188d8 [ 1330.365277][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.365343][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.365389][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1330.365444][ T32] r4:00000000 [ 1330.365491][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.365535][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.365608][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.365666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fc80 [ 1330.365692][ T32] r4:00000000 [ 1330.365737][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.365794][ T32] r9:83018205 r8:84985400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1330.365817][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.365863][ T32] r5:00001000 r4:eaacf000 [ 1330.365884][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.365956][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.366032][ T32] r5:8509978c r4:85099400 [ 1330.366070][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.366159][ T32] r7:ddde2d80 r6:83018200 r5:8509978c r4:85295980 [ 1330.366186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.366232][ T32] r10:61c88647 r9:84985400 r8:852959ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.366285][ T32] r4:85295980 [ 1330.366309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.366392][ T32] r10:00000000 r9:85295980 r8:8027f5e8 r7:eac9de60 r6:84b41900 r5:84985400 [ 1330.366418][ T32] r4:00000001 [ 1330.366439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.366476][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 1330.366528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.366563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.366591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.366655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.366693][ T32] r4:8529ff40 [ 1330.367182][ T32] INFO: task kworker/1:337:4261 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.367219][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.367320][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.367407][ T32] Call trace: [ 1330.367458][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.367523][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.367550][ T32] r4:00000000 [ 1330.367571][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.367609][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.367639][ T32] 1d20: 9564e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.367668][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.367724][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.367774][ T32] r5:80000013 r4:80239bb0 [ 1330.367798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.367883][ T32] r4:82ac11e4 [ 1330.367908][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.367984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.368044][ T32] r4:e05e1dc0 [ 1330.368083][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.368166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.368192][ T32] r4:00000000 [ 1330.368214][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.368260][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.368282][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.368363][ T32] r5:00001000 r4:eced5000 [ 1330.368404][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.368476][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.368525][ T32] r5:85c3938c r4:85c39000 [ 1330.368547][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.368593][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.368614][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.368696][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.368754][ T32] r4:846ded00 [ 1330.368796][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.368872][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.368914][ T32] r4:00000001 [ 1330.368952][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.369008][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.369038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.369067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.369101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.369160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.369186][ T32] r4:84a7ddc0 [ 1330.369226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.369260][ T32] INFO: task kworker/1:338:4263 blocked for more than 456 seconds. [ 1330.369293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.369355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.369399][ T32] task:kworker/1:338 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.369482][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.369555][ T32] Call trace: [ 1330.369590][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.369655][ T32] r10:829188dc r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:84830000 [ 1330.369711][ T32] r4:84830000 [ 1330.369735][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.369789][ T32] r5:84830000 r4:829188d8 [ 1330.369859][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.369902][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.369947][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1330.369998][ T32] r4:00000000 [ 1330.370021][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.370058][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.370140][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.370187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b44600 [ 1330.370245][ T32] r4:00000000 [ 1330.370283][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.370362][ T32] r9:83018205 r8:84830000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1330.370404][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.370488][ T32] r5:00001000 r4:eaae3000 [ 1330.370527][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.370567][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.370683][ T32] r5:85099f8c r4:85099c00 [ 1330.370714][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.370781][ T32] r7:ddde2d80 r6:83018200 r5:85099f8c r4:85295b00 [ 1330.370824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.370885][ T32] r10:61c88647 r9:84830000 r8:85295b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.370931][ T32] r4:85295b00 [ 1330.370953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.370998][ T32] r10:00000000 r9:85295b00 r8:8027f5e8 r7:eac9de60 r6:84b41980 r5:84830000 [ 1330.371020][ T32] r4:00000001 [ 1330.371039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.371073][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1330.371105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.371134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.371160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.371225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.371267][ T32] r4:84b44f00 [ 1330.371568][ T32] INFO: task kworker/1:338:4263 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.371615][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.371675][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.371720][ T32] Call trace: [ 1330.371765][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.371831][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.371862][ T32] r4:00000000 [ 1330.371882][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.371953][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.372002][ T32] 1d20: 9564e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.372034][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.372059][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.372090][ T32] r5:80000013 r4:80239bb0 [ 1330.372113][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.372152][ T32] r4:82ac11e4 [ 1330.372172][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.372251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.386982][ T32] r4:e05e1dc0 [ 1330.387025][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.387105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.387133][ T32] r4:00000000 [ 1330.387155][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.387237][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.387264][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.387311][ T32] r5:00001000 r4:eced5000 [ 1330.387363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.387406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.387449][ T32] r5:85c3938c r4:85c39000 [ 1330.387471][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.387517][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.387553][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.387603][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.387657][ T32] r4:846ded00 [ 1330.387683][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.387729][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.387776][ T32] r4:00000001 [ 1330.387797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.387834][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.387864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.387893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.387921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.387949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.387971][ T32] r4:84a7ddc0 [ 1330.387994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.388061][ T32] INFO: task kworker/1:339:4265 blocked for more than 456 seconds. [ 1330.388105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.388131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.388153][ T32] task:kworker/1:339 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.388250][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.388332][ T32] Call trace: [ 1330.388406][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.388461][ T32] r10:829188dc r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:84830c00 [ 1330.388515][ T32] r4:84830c00 [ 1330.388540][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.388582][ T32] r5:84830c00 r4:829188d8 [ 1330.388645][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.388707][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.388778][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1330.388816][ T32] r4:00000000 [ 1330.388860][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.388901][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.388937][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.389012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c000 [ 1330.389070][ T32] r4:00000000 [ 1330.389129][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.389179][ T32] r9:83018205 r8:84830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1330.389202][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.389243][ T32] r5:00001000 r4:eaaf5000 [ 1330.389262][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.389334][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.389393][ T32] r5:85099b8c r4:85099800 [ 1330.389415][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.389462][ T32] r7:ddde2d80 r6:83018200 r5:85099b8c r4:85295c00 [ 1330.389516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.389602][ T32] r10:61c88647 r9:84830c00 r8:85295c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.389629][ T32] r4:85295c00 [ 1330.389661][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.389707][ T32] r10:00000000 r9:85295c00 r8:8027f5e8 r7:eac9de60 r6:84b41a00 r5:84830c00 [ 1330.389730][ T32] r4:00000001 [ 1330.389779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.389817][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1330.389845][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.389875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.389903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.389962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.390012][ T32] r4:84b3f940 [ 1330.390489][ T32] INFO: task kworker/1:339:4265 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.390527][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.390619][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.390733][ T32] Call trace: [ 1330.390780][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.390879][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.390906][ T32] r4:00000000 [ 1330.390950][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.390992][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.391022][ T32] 1d20: 9564e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.391055][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.391110][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.391157][ T32] r5:80000013 r4:80239bb0 [ 1330.391213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.391296][ T32] r4:82ac11e4 [ 1330.391320][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.391393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.391449][ T32] r4:e05e1dc0 [ 1330.391472][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.391513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.391535][ T32] r4:00000000 [ 1330.391555][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.391630][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.391657][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.391699][ T32] r5:00001000 r4:eced5000 [ 1330.391732][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.391808][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.391858][ T32] r5:85c3938c r4:85c39000 [ 1330.391879][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.391956][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.391983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.392031][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.392069][ T32] r4:846ded00 [ 1330.392129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.405166][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.405244][ T32] r4:00000001 [ 1330.405272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.405366][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.405400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.405454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.405484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.405515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.405537][ T32] r4:84a7ddc0 [ 1330.405559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.405626][ T32] INFO: task kworker/1:340:4267 blocked for more than 456 seconds. [ 1330.405693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.405741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.405773][ T32] task:kworker/1:340 state:D stack:0 pid:4267 tgid:4267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.405865][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.405949][ T32] Call trace: [ 1330.406048][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.406104][ T32] r10:829188dc r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:84831800 [ 1330.406163][ T32] r4:84831800 [ 1330.406205][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.406268][ T32] r5:84831800 r4:829188d8 [ 1330.406291][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.406332][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.406376][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1330.406399][ T32] r4:00000000 [ 1330.406418][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.406455][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.406493][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.406564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c3c0 [ 1330.406606][ T32] r4:00000000 [ 1330.406643][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.406695][ T32] r9:83018205 r8:84831800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.406752][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.406810][ T32] r5:00001000 r4:eab03000 [ 1330.406836][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.406915][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.406975][ T32] r5:8509a78c r4:8509a400 [ 1330.407000][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.407066][ T32] r7:ddde2d80 r6:83018200 r5:8509a78c r4:85295b80 [ 1330.407117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.407166][ T32] r10:61c88647 r9:84831800 r8:85295bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.407218][ T32] r4:85295b80 [ 1330.407257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.407338][ T32] r10:00000000 r9:85295b80 r8:8027f5e8 r7:eac9de60 r6:84b41a80 r5:84831800 [ 1330.407376][ T32] r4:00000001 [ 1330.407413][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.407450][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1330.407512][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.407558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.407590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.407620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.407642][ T32] r4:8525c2c0 [ 1330.408154][ T32] INFO: task kworker/1:340:4267 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.408222][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.408338][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.408388][ T32] Call trace: [ 1330.408418][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.408495][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.408526][ T32] r4:00000000 [ 1330.408579][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.408661][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.408708][ T32] 1d20: 95ebc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.408752][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.408781][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.408806][ T32] r5:80000013 r4:80239bb0 [ 1330.408826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.408868][ T32] r4:82ac11e4 [ 1330.408889][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.408965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.409003][ T32] r4:e05e1dc0 [ 1330.409039][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.409085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.409124][ T32] r4:00000000 [ 1330.409178][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.409226][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.409288][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.409347][ T32] r5:00001000 r4:eced5000 [ 1330.409389][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.409430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.409471][ T32] r5:85c3938c r4:85c39000 [ 1330.409491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.409536][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.409593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.409655][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.409694][ T32] r4:846ded00 [ 1330.409732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.409779][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.409841][ T32] r4:00000001 [ 1330.409895][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.409952][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.410029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.410062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.410114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.410146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.410209][ T32] r4:84a7ddc0 [ 1330.410233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.410276][ T32] INFO: task kworker/1:341:4269 blocked for more than 456 seconds. [ 1330.410308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.410332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.410390][ T32] task:kworker/1:341 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.410475][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.410521][ T32] Call trace: [ 1330.410552][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.410596][ T32] r10:829188dc r9:eacedd84 r8:00000002 r7:60000013 r6:eacedd8c r5:84833000 [ 1330.410650][ T32] r4:84833000 [ 1330.410694][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.410739][ T32] r5:84833000 r4:829188d8 [ 1330.410772][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.410882][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.410929][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1330.410952][ T32] r4:00000000 [ 1330.410971][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.411023][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.411064][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.411130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fb00 [ 1330.411168][ T32] r4:00000000 [ 1330.411206][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.411276][ T32] r9:83018205 r8:84833000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1330.411314][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.411370][ T32] r5:00001000 r4:e89ef000 [ 1330.411407][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.411461][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.411505][ T32] r5:852d978c r4:852d9400 [ 1330.411524][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.411568][ T32] r7:ddde2d80 r6:83018200 r5:852d978c r4:85295d00 [ 1330.411588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.411667][ T32] r10:61c88647 r9:84833000 r8:85295d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.411692][ T32] r4:85295d00 [ 1330.411793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.411849][ T32] r10:00000000 r9:85295d00 r8:8027f5e8 r7:eac9de60 r6:84b41b00 r5:84833000 [ 1330.411873][ T32] r4:00000001 [ 1330.411936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.411974][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1330.412020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.412064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.412118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.412150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.412173][ T32] r4:8525c1c0 [ 1330.412483][ T32] INFO: task kworker/1:341:4269 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.438099][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.438471][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.438544][ T32] Call trace: [ 1330.438614][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.438672][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.438696][ T32] r4:00000000 [ 1330.438731][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.438774][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.438805][ T32] 1d20: 96069000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.438970][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.439003][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.439033][ T32] r5:80000013 r4:80239bb0 [ 1330.439326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.439610][ T32] r4:82ac11e4 [ 1330.439636][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.439746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.439773][ T32] r4:e05e1dc0 [ 1330.439794][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.439836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.439867][ T32] r4:00000000 [ 1330.439917][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.439967][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.440719][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.440774][ T32] r5:00001000 r4:eced5000 [ 1330.440795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.440833][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.440937][ T32] r5:85c3938c r4:85c39000 [ 1330.440966][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.441117][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.441148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.441221][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.441311][ T32] r4:846ded00 [ 1330.441334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.441419][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.441751][ T32] r4:00000001 [ 1330.441781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.441817][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.441846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.441887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.441958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.442046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.442089][ T32] r4:84a7ddc0 [ 1330.442116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.454522][ T32] INFO: task kworker/0:232:4273 blocked for more than 456 seconds. [ 1330.454623][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.454679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.454741][ T32] task:kworker/0:232 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.454808][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.454886][ T32] Call trace: [ 1330.454919][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.454974][ T32] r10:829188dc r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:84833c00 [ 1330.455032][ T32] r4:84833c00 [ 1330.455057][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.455098][ T32] r5:84833c00 r4:829188d8 [ 1330.455118][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.455158][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.455201][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 1330.455262][ T32] r4:00000000 [ 1330.455296][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.455338][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.455390][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.455465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258d00 [ 1330.455514][ T32] r4:00000000 [ 1330.455537][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.455599][ T32] r9:83018005 r8:84833c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1330.455625][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.455667][ T32] r5:00001000 r4:dfc9b000 [ 1330.455687][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.455725][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.455772][ T32] r5:8442a78c r4:8442a400 [ 1330.455793][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.455848][ T32] r7:dddced80 r6:83018000 r5:8442a78c r4:84b41b80 [ 1330.455904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.455986][ T32] r10:61c88647 r9:84833c00 r8:84b41bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.456012][ T32] r4:84b41b80 [ 1330.456044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.456093][ T32] r10:00000000 r9:84b41b80 r8:8027f5e8 r7:e4915e60 r6:84b41c80 r5:84833c00 [ 1330.456148][ T32] r4:00000001 [ 1330.456185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.456226][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1330.456278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.456311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.456338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.456368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.456406][ T32] r4:852588c0 [ 1330.456901][ T32] INFO: task kworker/0:232:4273 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.456963][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.457049][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.457127][ T32] Call trace: [ 1330.457162][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.457210][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.457245][ T32] r4:00000000 [ 1330.457286][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.457358][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.457391][ T32] 1d20: 96657000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.457422][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.457474][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.457502][ T32] r5:80000013 r4:80239bb0 [ 1330.457523][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.457594][ T32] r4:82ac11e4 [ 1330.457618][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.457682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.457742][ T32] r4:e05e1dc0 [ 1330.457766][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.457929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.458018][ T32] r4:00000000 [ 1330.458054][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.458130][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.458187][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.458233][ T32] r5:00001000 r4:eced5000 [ 1330.458253][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.458293][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.458364][ T32] r5:85c3938c r4:85c39000 [ 1330.458389][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.458466][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.458511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.458560][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.458583][ T32] r4:846ded00 [ 1330.458603][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.458679][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.458705][ T32] r4:00000001 [ 1330.458738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.458775][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.458802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.458836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.458897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.458942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.458968][ T32] r4:84a7ddc0 [ 1330.459022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.459076][ T32] INFO: task kworker/0:233:4275 blocked for more than 456 seconds. [ 1330.459141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.459179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.459203][ T32] task:kworker/0:233 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.459248][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.459290][ T32] Call trace: [ 1330.459382][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.459431][ T32] r10:829188dc r9:eac79d84 r8:00000002 r7:60000013 r6:eac79d8c r5:84834800 [ 1330.459454][ T32] r4:84834800 [ 1330.459504][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.459547][ T32] r5:84834800 r4:829188d8 [ 1330.459590][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.459633][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.459709][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1330.459736][ T32] r4:00000000 [ 1330.459756][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.459792][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.459827][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.459879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852593c0 [ 1330.459901][ T32] r4:00000000 [ 1330.459920][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.459993][ T32] r9:83018005 r8:84834800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1330.460018][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.460096][ T32] r5:00001000 r4:e057b000 [ 1330.460121][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.460159][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.460199][ T32] r5:8504178c r4:85041400 [ 1330.460218][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.460261][ T32] r7:dddced80 r6:83018000 r5:8504178c r4:84b41c00 [ 1330.460281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.460325][ T32] r10:61c88647 r9:84834800 r8:84b41c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.460346][ T32] r4:84b41c00 [ 1330.460369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.460413][ T32] r10:00000000 r9:84b41c00 r8:8027f5e8 r7:e4915e60 r6:84b41d80 r5:84834800 [ 1330.460435][ T32] r4:00000001 [ 1330.460483][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.460522][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1330.460578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.460610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.460658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.460690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.460712][ T32] r4:85258dc0 [ 1330.461030][ T32] INFO: task kworker/0:233:4275 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.461065][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.461120][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.461164][ T32] Call trace: [ 1330.461261][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.461342][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.461398][ T32] r4:00000000 [ 1330.461422][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.461459][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.461488][ T32] 1d20: 96657000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.461516][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.461541][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.461564][ T32] r5:80000013 r4:80239bb0 [ 1330.461584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.461644][ T32] r4:82ac11e4 [ 1330.461667][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.461742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.461769][ T32] r4:e05e1dc0 [ 1330.461801][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.461902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.461963][ T32] r4:00000000 [ 1330.462037][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.462085][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.462109][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.462151][ T32] r5:00001000 r4:eced5000 [ 1330.462171][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.462208][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.488866][ T32] r5:85c3938c r4:85c39000 [ 1330.488915][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.488988][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.489011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.489059][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.489082][ T32] r4:846ded00 [ 1330.489115][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.489197][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.489224][ T32] r4:00000001 [ 1330.489625][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.489667][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.489698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.489728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.489760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.489791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.489814][ T32] r4:84a7ddc0 [ 1330.489837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.489879][ T32] INFO: task kworker/0:234:4276 blocked for more than 457 seconds. [ 1330.489989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.490205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.490301][ T32] task:kworker/0:234 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.490792][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.491057][ T32] Call trace: [ 1330.491598][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.491650][ T32] r10:829188dc r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:84835400 [ 1330.492103][ T32] r4:84835400 [ 1330.492128][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.492170][ T32] r5:84835400 r4:829188d8 [ 1330.505359][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.505475][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.505696][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1330.505770][ T32] r4:00000000 [ 1330.505796][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.505837][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.505916][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.507388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258fc0 [ 1330.507717][ T32] r4:00000000 [ 1330.507778][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.508650][ T32] r9:83018005 r8:84835400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.509921][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.509993][ T32] r5:00001000 r4:e0145000 [ 1330.510018][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.510061][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.510105][ T32] r5:8504078c r4:85040400 [ 1330.510125][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.510174][ T32] r7:dddced80 r6:83018000 r5:8504078c r4:84b41d00 [ 1330.510196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.510244][ T32] r10:61c88647 r9:84835400 r8:84b41d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.510268][ T32] r4:84b41d00 [ 1330.510288][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.510688][ T32] r10:00000000 r9:84b41d00 r8:8027f5e8 r7:eac79e60 r6:84b41e00 r5:84835400 [ 1330.510715][ T32] r4:00000001 [ 1330.510741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.510800][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1330.510834][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.511016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.511051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.511135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.511371][ T32] r4:85258b80 [ 1330.511879][ T32] INFO: task kworker/0:234:4276 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.511958][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.512128][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.512246][ T32] Call trace: [ 1330.532938][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.533015][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.533042][ T32] r4:00000000 [ 1330.533064][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.533106][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.533138][ T32] 1d20: 97207000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.533168][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.533194][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.533219][ T32] r5:80000013 r4:80239bb0 [ 1330.533240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.533632][ T32] r4:82ac11e4 [ 1330.533661][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.533939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.533982][ T32] r4:e05e1dc0 [ 1330.534020][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.534196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.534224][ T32] r4:00000000 [ 1330.534246][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.534294][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.534504][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.534651][ T32] r5:00001000 r4:eced5000 [ 1330.534675][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.534937][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.535649][ T32] r5:85c3938c r4:85c39000 [ 1330.535675][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.535752][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.535942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.536037][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.536064][ T32] r4:846ded00 [ 1330.536084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.536129][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.536245][ T32] r4:00000001 [ 1330.536270][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.536305][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.536529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.536958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.537176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.537277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.537309][ T32] r4:84a7ddc0 [ 1330.537361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.537425][ T32] INFO: task kworker/0:235:4278 blocked for more than 457 seconds. [ 1330.537486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.537514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.537538][ T32] task:kworker/0:235 state:D stack:0 pid:4278 tgid:4278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.537804][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.537987][ T32] Call trace: [ 1330.538154][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.538228][ T32] r10:829188dc r9:eab99d84 r8:00000002 r7:60000013 r6:eab99d8c r5:84836c00 [ 1330.538392][ T32] r4:84836c00 [ 1330.538416][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.538662][ T32] r5:84836c00 r4:829188d8 [ 1330.538686][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.538727][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.538772][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1330.538795][ T32] r4:00000000 [ 1330.538815][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.538858][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.538895][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.539133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258100 [ 1330.539176][ T32] r4:00000000 [ 1330.539200][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.539244][ T32] r9:83018005 r8:84836c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1330.539265][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.539313][ T32] r5:00001000 r4:e018b000 [ 1330.539334][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.539373][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.539425][ T32] r5:85040b8c r4:85040800 [ 1330.539445][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.539503][ T32] r7:dddced80 r6:83018000 r5:85040b8c r4:84b41e80 [ 1330.539613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.539680][ T32] r10:61c88647 r9:84836c00 r8:84b41eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.539703][ T32] r4:84b41e80 [ 1330.539722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.539765][ T32] r10:00000000 r9:84b41e80 r8:8027f5e8 r7:eac79e60 r6:84b41f80 r5:84836c00 [ 1330.539787][ T32] r4:00000001 [ 1330.539805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.539838][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1330.539887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.540126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.540159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.540190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.540218][ T32] r4:85258f00 [ 1330.540688][ T32] INFO: task kworker/0:235:4278 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.540723][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.540937][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.540986][ T32] Call trace: [ 1330.541016][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.541062][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.541110][ T32] r4:00000000 [ 1330.541134][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.541219][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.541252][ T32] 1d20: 97207000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.541282][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.541847][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.541883][ T32] r5:80000013 r4:80239bb0 [ 1330.541909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.541950][ T32] r4:82ac11e4 [ 1330.542033][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.542080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.542105][ T32] r4:e05e1dc0 [ 1330.542254][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.571552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.571595][ T32] r4:00000000 [ 1330.571621][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.571684][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.571706][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.571866][ T32] r5:00001000 r4:eced5000 [ 1330.571900][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.571941][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.572087][ T32] r5:85c3938c r4:85c39000 [ 1330.572169][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.575624][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.575762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.576055][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.576170][ T32] r4:846ded00 [ 1330.576271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.576356][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.576421][ T32] r4:00000001 [ 1330.576481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.576536][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.576607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.576677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.576718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.576757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.576788][ T32] r4:84a7ddc0 [ 1330.576851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.576913][ T32] INFO: task kworker/0:236:4280 blocked for more than 457 seconds. [ 1330.576957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.577022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.577053][ T32] task:kworker/0:236 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.577143][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.577217][ T32] Call trace: [ 1330.577263][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.577352][ T32] r10:829188dc r9:eabb1d84 r8:00000002 r7:60000013 r6:eabb1d8c r5:84836000 [ 1330.577414][ T32] r4:84836000 [ 1330.577461][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.577516][ T32] r5:84836000 r4:829188d8 [ 1330.577543][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.577594][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.577654][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1330.577680][ T32] r4:00000000 [ 1330.577700][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.577737][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.577775][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.577868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3fa80 [ 1330.577908][ T32] r4:00000000 [ 1330.577931][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.578009][ T32] r9:83018005 r8:84836000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1330.578034][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.578090][ T32] r5:00001000 r4:e01cf000 [ 1330.578114][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.578186][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.578231][ T32] r5:85040f8c r4:85040c00 [ 1330.578251][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.578296][ T32] r7:dddced80 r6:83018000 r5:85040f8c r4:8525a100 [ 1330.578349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.578398][ T32] r10:61c88647 r9:84836000 r8:8525a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.578420][ T32] r4:8525a100 [ 1330.578439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.578482][ T32] r10:00000000 r9:8525a100 r8:8027f5e8 r7:eac79e60 r6:8525a080 r5:84836000 [ 1330.578506][ T32] r4:00000001 [ 1330.578557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.578596][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1330.578624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.578652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.578678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.578706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.578727][ T32] r4:85258180 [ 1330.579266][ T32] INFO: task kworker/0:236:4280 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.579325][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.579472][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.579522][ T32] Call trace: [ 1330.579586][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.579636][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.579660][ T32] r4:00000000 [ 1330.579714][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.579756][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.579815][ T32] 1d20: 97754000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.579857][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.579915][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.579943][ T32] r5:80000013 r4:80239bb0 [ 1330.579963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.580039][ T32] r4:82ac11e4 [ 1330.580064][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.580167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.580201][ T32] r4:e05e1dc0 [ 1330.580223][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.580303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.580333][ T32] r4:00000000 [ 1330.580356][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.580400][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.580423][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.580494][ T32] r5:00001000 r4:eced5000 [ 1330.580517][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.580591][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.580636][ T32] r5:85c3938c r4:85c39000 [ 1330.580657][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.580718][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.580743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.580815][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.580868][ T32] r4:846ded00 [ 1330.580891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.580935][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.580957][ T32] r4:00000001 [ 1330.580977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.581044][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.581075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.581134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.581196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.581257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.581282][ T32] r4:84a7ddc0 [ 1330.581303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.581359][ T32] INFO: task kworker/0:237:4282 blocked for more than 457 seconds. [ 1330.581391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.581446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.581487][ T32] task:kworker/0:237 state:D stack:0 pid:4282 tgid:4282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.581569][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.581644][ T32] Call trace: [ 1330.581680][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.581726][ T32] r10:829188dc r9:eabbdd84 r8:00000002 r7:60000013 r6:eabbdd8c r5:8498ec00 [ 1330.581767][ T32] r4:8498ec00 [ 1330.581790][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.581836][ T32] r5:8498ec00 r4:829188d8 [ 1330.581858][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.581914][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.581961][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1330.582009][ T32] r4:00000000 [ 1330.582052][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.582127][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.582167][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.598613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259980 [ 1330.598707][ T32] r4:00000000 [ 1330.598735][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.598807][ T32] r9:83018005 r8:8498ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.598835][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.598883][ T32] r5:00001000 r4:e077d000 [ 1330.598904][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.598943][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.598985][ T32] r5:85041b8c r4:85041800 [ 1330.599004][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.599102][ T32] r7:dddced80 r6:83018000 r5:85041b8c r4:8525a000 [ 1330.599131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.599179][ T32] r10:61c88647 r9:8498ec00 r8:8525a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.599233][ T32] r4:8525a000 [ 1330.599259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.599305][ T32] r10:00000000 r9:8525a000 r8:8027f5e8 r7:eac79e60 r6:8525a200 r5:8498ec00 [ 1330.599327][ T32] r4:00000001 [ 1330.599347][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.599414][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1330.599467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.599527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.599558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.599587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.599611][ T32] r4:84b3f940 [ 1330.600156][ T32] INFO: task kworker/0:237:4282 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.600199][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.600309][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.600390][ T32] Call trace: [ 1330.600458][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.600509][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.600533][ T32] r4:00000000 [ 1330.600553][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.600591][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.600623][ T32] 1d20: 97d38000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.600693][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.600723][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.600771][ T32] r5:80000013 r4:80239bb0 [ 1330.600795][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.600868][ T32] r4:82ac11e4 [ 1330.600892][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.600934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.600983][ T32] r4:e05e1dc0 [ 1330.601006][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.601077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.601103][ T32] r4:00000000 [ 1330.601123][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.601189][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.601215][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.601257][ T32] r5:00001000 r4:eced5000 [ 1330.601276][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.601313][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.601354][ T32] r5:85c3938c r4:85c39000 [ 1330.601397][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.601445][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.601466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.601536][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.601591][ T32] r4:846ded00 [ 1330.601613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.601659][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.601681][ T32] r4:00000001 [ 1330.601720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.601757][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.601784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.601812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.601876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.601909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.601931][ T32] r4:84a7ddc0 [ 1330.601981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.602021][ T32] INFO: task kworker/1:342:4284 blocked for more than 457 seconds. [ 1330.602099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.602159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.615217][ T32] task:kworker/1:342 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.615381][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.615450][ T32] Call trace: [ 1330.615484][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.615569][ T32] r10:829188dc r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:8498e000 [ 1330.615636][ T32] r4:8498e000 [ 1330.615661][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.615717][ T32] r5:8498e000 r4:829188d8 [ 1330.615741][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.615828][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.615888][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1330.615910][ T32] r4:00000000 [ 1330.615929][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.615965][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.616003][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.616073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c780 [ 1330.616132][ T32] r4:00000000 [ 1330.616188][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.616247][ T32] r9:83018205 r8:8498e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1330.616273][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.616353][ T32] r5:00001000 r4:e05c3000 [ 1330.616408][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.616486][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.616543][ T32] r5:8509ab8c r4:8509a800 [ 1330.616569][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.616647][ T32] r7:ddde2d80 r6:83018200 r5:8509ab8c r4:85295c80 [ 1330.616672][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.616749][ T32] r10:61c88647 r9:8498e000 r8:85295cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.616775][ T32] r4:85295c80 [ 1330.616807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.616893][ T32] r10:00000000 r9:85295c80 r8:8027f5e8 r7:eacede60 r6:8525a280 r5:8498e000 [ 1330.616930][ T32] r4:00000001 [ 1330.616952][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.616990][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1330.617049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.617087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.617159][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.617191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.617213][ T32] r4:8525c100 [ 1330.617841][ T32] INFO: task kworker/1:342:4284 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.617913][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.618006][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.618055][ T32] Call trace: [ 1330.618085][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.618134][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.618198][ T32] r4:00000000 [ 1330.618224][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.618295][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.618356][ T32] 1d20: 981b0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.618401][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.618460][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.618488][ T32] r5:80000013 r4:80239bb0 [ 1330.618551][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.618618][ T32] r4:82ac11e4 [ 1330.618644][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.618716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.618759][ T32] r4:e05e1dc0 [ 1330.618796][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.618883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.618927][ T32] r4:00000000 [ 1330.618950][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.618995][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.619016][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.619057][ T32] r5:00001000 r4:eced5000 [ 1330.619091][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.619133][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.619175][ T32] r5:85c3938c r4:85c39000 [ 1330.619195][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.619240][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.619277][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.619326][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.619366][ T32] r4:846ded00 [ 1330.619405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.619452][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.619510][ T32] r4:00000001 [ 1330.619533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.619601][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.619630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.619696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.619746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.619793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.619856][ T32] r4:84a7ddc0 [ 1330.619882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.619941][ T32] INFO: task kworker/0:238:4286 blocked for more than 457 seconds. [ 1330.620011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.620075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.620110][ T32] task:kworker/0:238 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.620160][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.620227][ T32] Call trace: [ 1330.620311][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.620392][ T32] r10:829188dc r9:eacfdd84 r8:00000002 r7:60000113 r6:eacfdd8c r5:85270000 [ 1330.620435][ T32] r4:85270000 [ 1330.620477][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.620563][ T32] r5:85270000 r4:829188d8 [ 1330.620587][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.620628][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.620689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 [ 1330.620715][ T32] r4:00000000 [ 1330.620766][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.620806][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.620848][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.620920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259e80 [ 1330.620958][ T32] r4:00000000 [ 1330.620997][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.621083][ T32] r9:83018005 r8:85270000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1330.621136][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.621205][ T32] r5:00001000 r4:e08ab000 [ 1330.621227][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.621267][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.621307][ T32] r5:8504278c r4:85042400 [ 1330.621327][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.621371][ T32] r7:dddced80 r6:83018000 r5:8504278c r4:8525a380 [ 1330.621429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.621477][ T32] r10:61c88647 r9:85270000 r8:8525a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.621501][ T32] r4:8525a380 [ 1330.621522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.621602][ T32] r10:00000000 r9:8525a380 r8:8027f5e8 r7:eabbde60 r6:8525a180 r5:85270000 [ 1330.621660][ T32] r4:00000001 [ 1330.621700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.621737][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1330.621764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.621792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.621819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.621853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.621875][ T32] r4:85259440 [ 1330.641775][ T32] INFO: task kworker/0:238:4286 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.641902][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.642015][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.642114][ T32] Call trace: [ 1330.642631][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.642717][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.642775][ T32] r4:00000000 [ 1330.642801][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.642865][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.642901][ T32] 1d20: 98871000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.642931][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.642956][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.642981][ T32] r5:80000013 r4:80239bb0 [ 1330.643002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.643045][ T32] r4:82ac11e4 [ 1330.643065][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.643106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.643128][ T32] r4:e05e1dc0 [ 1330.643164][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.643210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.643232][ T32] r4:00000000 [ 1330.643252][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.643297][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.643318][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.643361][ T32] r5:00001000 r4:eced5000 [ 1330.643381][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.643419][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.643474][ T32] r5:85c3938c r4:85c39000 [ 1330.643498][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.643582][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.643643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.643727][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.643776][ T32] r4:846ded00 [ 1330.643800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.643891][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.643931][ T32] r4:00000001 [ 1330.643956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.643992][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.644060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.644111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.644155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.644202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.644247][ T32] r4:84a7ddc0 [ 1330.644285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.644318][ T32] INFO: task kworker/1:343:4288 blocked for more than 457 seconds. [ 1330.644389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.644432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.644472][ T32] task:kworker/1:343 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.644550][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.644595][ T32] Call trace: [ 1330.644690][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.644738][ T32] r10:829188dc r9:ead01d84 r8:00000002 r7:60000113 r6:ead01d8c r5:85271800 [ 1330.644761][ T32] r4:85271800 [ 1330.644781][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.644859][ T32] r5:85271800 r4:829188d8 [ 1330.644902][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.644947][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.644991][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 [ 1330.645051][ T32] r4:00000000 [ 1330.645117][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.645167][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.645211][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.645255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525c880 [ 1330.645314][ T32] r4:00000000 [ 1330.645338][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.645383][ T32] r9:83018205 r8:85271800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1330.645403][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.645443][ T32] r5:00001000 r4:e0685000 [ 1330.645462][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.645535][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.645579][ T32] r5:8509af8c r4:8509ac00 [ 1330.645600][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.645674][ T32] r7:ddde2d80 r6:83018200 r5:8509af8c r4:85295d80 [ 1330.645699][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.645744][ T32] r10:61c88647 r9:85271800 r8:85295dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.645775][ T32] r4:85295d80 [ 1330.645816][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.645900][ T32] r10:00000000 r9:85295d80 r8:8027f5e8 r7:eacede60 r6:8525a400 r5:85271800 [ 1330.645926][ T32] r4:00000001 [ 1330.645946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.646032][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1330.646111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.646143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.646218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.646261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.646299][ T32] r4:8525c6c0 [ 1330.646809][ T32] INFO: task kworker/1:343:4288 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.646868][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.646931][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.647015][ T32] Call trace: [ 1330.647050][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.647134][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.647173][ T32] r4:00000000 [ 1330.647211][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.647289][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.647346][ T32] 1d20: 98871000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.647407][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.647495][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.647543][ T32] r5:80000013 r4:80239bb0 [ 1330.647580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.647660][ T32] r4:82ac11e4 [ 1330.647700][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.647781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.647890][ T32] r4:e05e1dc0 [ 1330.647920][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.647964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.647988][ T32] r4:00000000 [ 1330.648047][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.648095][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.648117][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.648190][ T32] r5:00001000 r4:eced5000 [ 1330.648232][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.648291][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.648353][ T32] r5:85c3938c r4:85c39000 [ 1330.648395][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.648443][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.648489][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.648550][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.648590][ T32] r4:846ded00 [ 1330.648644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.648692][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.648731][ T32] r4:00000001 [ 1330.648755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.648791][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.648819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.648858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.648887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.648952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.648989][ T32] r4:84a7ddc0 [ 1330.649013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.649072][ T32] INFO: task kworker/1:344:4290 blocked for more than 457 seconds. [ 1330.649107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.649131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.649152][ T32] task:kworker/1:344 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.649266][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.649347][ T32] Call trace: [ 1330.649409][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.649456][ T32] r10:829188dc r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:85273000 [ 1330.649495][ T32] r4:85273000 [ 1330.649550][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.649594][ T32] r5:85273000 r4:829188d8 [ 1330.649616][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.649655][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.649723][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1330.649760][ T32] r4:00000000 [ 1330.649801][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.649887][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.650019][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.650065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad1b00 [ 1330.650088][ T32] r4:00000000 [ 1330.650108][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.650191][ T32] r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.650233][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.650315][ T32] r5:00001000 r4:eb07b000 [ 1330.650338][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.650377][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.650418][ T32] r5:8509b78c r4:8509b400 [ 1330.650437][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.650480][ T32] r7:ddde2d80 r6:83018200 r5:8509b78c r4:85295e00 [ 1330.650500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.650560][ T32] r10:61c88647 r9:85273000 r8:85295e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.650599][ T32] r4:85295e00 [ 1330.650637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.650701][ T32] r10:00000000 r9:85295e00 r8:8027f5e8 r7:eacede60 r6:8525a480 r5:85273000 [ 1330.650728][ T32] r4:00000001 [ 1330.650748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.650798][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1330.650827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.650910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.650943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.650994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.651035][ T32] r4:8525c8c0 [ 1330.651366][ T32] INFO: task kworker/1:344:4290 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.651422][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.651515][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.651560][ T32] Call trace: [ 1330.651591][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.651667][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.651711][ T32] r4:00000000 [ 1330.651751][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.651792][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.651820][ T32] 1d20: 98871000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.651873][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.651953][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.652001][ T32] r5:80000013 r4:80239bb0 [ 1330.652040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.652085][ T32] r4:82ac11e4 [ 1330.652107][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.652166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.652234][ T32] r4:e05e1dc0 [ 1330.674656][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.674755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.674815][ T32] r4:00000000 [ 1330.674889][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.674955][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.674996][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.675045][ T32] r5:00001000 r4:eced5000 [ 1330.675066][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.675134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.675207][ T32] r5:85c3938c r4:85c39000 [ 1330.675231][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.675314][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.675339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.675387][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.675443][ T32] r4:846ded00 [ 1330.675467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.675552][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.675595][ T32] r4:00000001 [ 1330.675653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.675693][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.675743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.675783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.675811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.675846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.675906][ T32] r4:84a7ddc0 [ 1330.675968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.676022][ T32] INFO: task kworker/0:239:4292 blocked for more than 457 seconds. [ 1330.676087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.676133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.676195][ T32] task:kworker/0:239 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.676295][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.676393][ T32] Call trace: [ 1330.676431][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.676480][ T32] r10:829188dc r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:85272400 [ 1330.676504][ T32] r4:85272400 [ 1330.676524][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.676597][ T32] r5:85272400 r4:829188d8 [ 1330.676644][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.676719][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.676809][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1330.676857][ T32] r4:00000000 [ 1330.676897][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.676955][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.676993][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.677036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259b80 [ 1330.677058][ T32] r4:00000000 [ 1330.677090][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.677165][ T32] r9:83018005 r8:85272400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1330.677204][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.677267][ T32] r5:00001000 r4:e0819000 [ 1330.677425][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.677482][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.677566][ T32] r5:85041f8c r4:85041c00 [ 1330.677604][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.677683][ T32] r7:dddced80 r6:83018000 r5:85041f8c r4:8525a500 [ 1330.677798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.677872][ T32] r10:61c88647 r9:85272400 r8:8525a52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.677897][ T32] r4:8525a500 [ 1330.677917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.677961][ T32] r10:00000000 r9:8525a500 r8:8027f5e8 r7:eacfde60 r6:8525a600 r5:85272400 [ 1330.678035][ T32] r4:00000001 [ 1330.678056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.678114][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1330.678145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.678208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.678239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.678267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.678326][ T32] r4:852596c0 [ 1330.678857][ T32] INFO: task kworker/0:239:4292 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.678896][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.678955][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.679137][ T32] Call trace: [ 1330.679193][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.679241][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.679282][ T32] r4:00000000 [ 1330.679306][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.679344][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.679399][ T32] 1d20: 98da1000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.679431][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.679464][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.679489][ T32] r5:80000013 r4:80239bb0 [ 1330.679602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.679655][ T32] r4:82ac11e4 [ 1330.679676][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.679735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.679762][ T32] r4:e05e1dc0 [ 1330.679811][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.679885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.679911][ T32] r4:00000000 [ 1330.679931][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.679976][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.679997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.680038][ T32] r5:00001000 r4:eced5000 [ 1330.680057][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.680111][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.680186][ T32] r5:85c3938c r4:85c39000 [ 1330.680228][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.680276][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.680324][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.680373][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.680428][ T32] r4:846ded00 [ 1330.680453][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.680500][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.680523][ T32] r4:00000001 [ 1330.680543][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.680577][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.680633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.680666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.680705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.680767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.680792][ T32] r4:84a7ddc0 [ 1330.680844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.680875][ T32] INFO: task kworker/0:240:4294 blocked for more than 457 seconds. [ 1330.680903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.680927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.680948][ T32] task:kworker/0:240 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.681020][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.681063][ T32] Call trace: [ 1330.681093][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.681137][ T32] r10:829188dc r9:ead05d84 r8:00000002 r7:60000113 r6:ead05d8c r5:85273c00 [ 1330.681160][ T32] r4:85273c00 [ 1330.681213][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.681256][ T32] r5:85273c00 r4:829188d8 [ 1330.681309][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.681351][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.681428][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1330.681454][ T32] r4:00000000 [ 1330.681473][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.681509][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.681575][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.681621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259cc0 [ 1330.681682][ T32] r4:00000000 [ 1330.681705][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.681749][ T32] r9:83018005 r8:85273c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1330.681770][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.681853][ T32] r5:00001000 r4:e0885000 [ 1330.681891][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.681933][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.682058][ T32] r5:8504238c r4:85042000 [ 1330.682182][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.703120][ T32] r7:dddced80 r6:83018000 r5:8504238c r4:8525a580 [ 1330.703175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.703247][ T32] r10:61c88647 r9:85273c00 r8:8525a5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.703270][ T32] r4:8525a580 [ 1330.703291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.703337][ T32] r10:00000000 r9:8525a580 r8:8027f5e8 r7:eacfde60 r6:8525a700 r5:85273c00 [ 1330.703359][ T32] r4:00000001 [ 1330.703379][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.703415][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1330.703446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.703474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.703508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.703541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.703563][ T32] r4:852599c0 [ 1330.704110][ T32] INFO: task kworker/0:240:4294 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.704152][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.704274][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.704377][ T32] Call trace: [ 1330.704414][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.704465][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.704520][ T32] r4:00000000 [ 1330.704562][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.704636][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.704668][ T32] 1d20: 995fa000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.704709][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.704738][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.704762][ T32] r5:80000013 r4:80239bb0 [ 1330.704782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.704842][ T32] r4:82ac11e4 [ 1330.704868][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.704911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.704933][ T32] r4:e05e1dc0 [ 1330.704986][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.705049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.705079][ T32] r4:00000000 [ 1330.705104][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.705152][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.705204][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.705251][ T32] r5:00001000 r4:eced5000 [ 1330.705272][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.705341][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.705385][ T32] r5:85c3938c r4:85c39000 [ 1330.705406][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.705450][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.705488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.705568][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.705617][ T32] r4:846ded00 [ 1330.705639][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.705712][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.705738][ T32] r4:00000001 [ 1330.705764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.705799][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.705842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.705874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.705930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.706081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.706166][ T32] r4:84a7ddc0 [ 1330.706195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.706241][ T32] INFO: task kworker/0:241:4296 blocked for more than 457 seconds. [ 1330.706276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.706301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.706352][ T32] task:kworker/0:241 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.706423][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.706467][ T32] Call trace: [ 1330.706498][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.706544][ T32] r10:829188dc r9:eab49d84 r8:00000002 r7:60000013 r6:eab49d8c r5:85274800 [ 1330.706568][ T32] r4:85274800 [ 1330.706588][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.706639][ T32] r5:85274800 r4:829188d8 [ 1330.706663][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.706703][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.706779][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 1330.706818][ T32] r4:00000000 [ 1330.706846][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.706915][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.706969][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.707013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062300 [ 1330.707108][ T32] r4:00000000 [ 1330.707134][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.707214][ T32] r9:83018005 r8:85274800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1330.707239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.707282][ T32] r5:00001000 r4:e496d000 [ 1330.707307][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.707420][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.707473][ T32] r5:8504338c r4:85043000 [ 1330.707493][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.707537][ T32] r7:dddced80 r6:83018000 r5:8504338c r4:8525a680 [ 1330.707557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.707600][ T32] r10:61c88647 r9:85274800 r8:8525a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.707656][ T32] r4:8525a680 [ 1330.707691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.707784][ T32] r10:00000000 r9:8525a680 r8:8027f5e8 r7:eacfde60 r6:8525a780 r5:85274800 [ 1330.707858][ T32] r4:00000001 [ 1330.707885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.707922][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1330.707949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.707977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.708006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.708034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.708088][ T32] r4:85259700 [ 1330.708427][ T32] INFO: task kworker/0:241:4296 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.708477][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.708569][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.708651][ T32] Call trace: [ 1330.708682][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.708729][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.708786][ T32] r4:00000000 [ 1330.708813][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.708895][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.708951][ T32] 1d20: 995fa000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.708984][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.709011][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.709048][ T32] r5:80000013 r4:80239bb0 [ 1330.709073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.709148][ T32] r4:82ac11e4 [ 1330.709191][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.709236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.709259][ T32] r4:e05e1dc0 [ 1330.709306][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.709380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.709406][ T32] r4:00000000 [ 1330.709426][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.709470][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.709492][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.709565][ T32] r5:00001000 r4:eced5000 [ 1330.709590][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.709630][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.709671][ T32] r5:85c3938c r4:85c39000 [ 1330.709691][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.709755][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.709808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.709868][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.709892][ T32] r4:846ded00 [ 1330.709946][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.710041][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.710066][ T32] r4:00000001 [ 1330.710086][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.710121][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.710147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.710175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.710202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.710229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.710252][ T32] r4:84a7ddc0 [ 1330.710272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.710297][ T32] INFO: task kworker/0:242:4298 blocked for more than 457 seconds. [ 1330.710362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.710420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.710445][ T32] task:kworker/0:242 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.710515][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.710597][ T32] Call trace: [ 1330.710642][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.710690][ T32] r10:829188dc r9:ead11d84 r8:00000002 r7:60000013 r6:ead11d8c r5:85276000 [ 1330.710713][ T32] r4:85276000 [ 1330.710733][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.710772][ T32] r5:85276000 r4:829188d8 [ 1330.710791][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.710848][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.710899][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [ 1330.710922][ T32] r4:00000000 [ 1330.710941][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.710978][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.711013][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.711053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259240 [ 1330.711075][ T32] r4:00000000 [ 1330.711117][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.711164][ T32] r9:83018005 r8:85276000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1330.711185][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.711225][ T32] r5:00001000 r4:e4901000 [ 1330.711244][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.711281][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.711321][ T32] r5:85042b8c r4:85042800 [ 1330.711339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.711414][ T32] r7:dddced80 r6:83018000 r5:85042b8c r4:8525a800 [ 1330.711439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.711522][ T32] r10:61c88647 r9:85276000 r8:8525a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.711548][ T32] r4:8525a800 [ 1330.711568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.711642][ T32] r10:00000000 r9:8525a800 r8:8027f5e8 r7:eab49e60 r6:8525a880 r5:85276000 [ 1330.711667][ T32] r4:00000001 [ 1330.711687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.711735][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1330.711764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.711825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.711895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.711958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.711983][ T32] r4:85259c00 [ 1330.742935][ T32] INFO: task kworker/0:242:4298 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.743036][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.743170][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.743270][ T32] Call trace: [ 1330.743305][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.743392][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.743432][ T32] r4:00000000 [ 1330.743456][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.743496][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.743561][ T32] 1d20: 9a13c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.743594][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.743620][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.743668][ T32] r5:80000013 r4:80239bb0 [ 1330.743691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.743733][ T32] r4:82ac11e4 [ 1330.743753][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.743793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.743816][ T32] r4:e05e1dc0 [ 1330.743842][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.743885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.743909][ T32] r4:00000000 [ 1330.743928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.743972][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.743994][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.744078][ T32] r5:00001000 r4:eced5000 [ 1330.744103][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.744176][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.744280][ T32] r5:85c3938c r4:85c39000 [ 1330.744305][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.744351][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.744402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.744470][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.744497][ T32] r4:846ded00 [ 1330.744532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.744580][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.744602][ T32] r4:00000001 [ 1330.744622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.744656][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.744703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.744734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.744760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.744814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.744845][ T32] r4:84a7ddc0 [ 1330.744872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.744905][ T32] INFO: task kworker/0:243:4300 blocked for more than 457 seconds. [ 1330.744939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.744997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.745039][ T32] task:kworker/0:243 state:D stack:0 pid:4300 tgid:4300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.745104][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.745147][ T32] Call trace: [ 1330.745178][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.745227][ T32] r10:829188dc r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:85275400 [ 1330.745283][ T32] r4:85275400 [ 1330.745326][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.745373][ T32] r5:85275400 r4:829188d8 [ 1330.745396][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.745435][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.745509][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1330.745548][ T32] r4:00000000 [ 1330.745571][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.745640][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.745680][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.745764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062080 [ 1330.745808][ T32] r4:00000000 [ 1330.745853][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.745901][ T32] r9:83018005 r8:85275400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1330.745954][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.746088][ T32] r5:00001000 r4:e4931000 [ 1330.746114][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.746155][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.746196][ T32] r5:85042f8c r4:85042c00 [ 1330.746234][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.746295][ T32] r7:dddced80 r6:83018000 r5:85042f8c r4:8525a900 [ 1330.746319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.746377][ T32] r10:61c88647 r9:85275400 r8:8525a92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.746416][ T32] r4:8525a900 [ 1330.746438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.746482][ T32] r10:00000000 r9:8525a900 r8:8027f5e8 r7:eab49e60 r6:8525aa00 r5:85275400 [ 1330.746536][ T32] r4:00000001 [ 1330.746575][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.746630][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1330.746659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.746701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.746731][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.746783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.746820][ T32] r4:85259700 [ 1330.747235][ T32] INFO: task kworker/0:243:4300 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.747328][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.747475][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.747523][ T32] Call trace: [ 1330.747554][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.747601][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.747660][ T32] r4:00000000 [ 1330.747691][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.747795][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.747827][ T32] 1d20: 9a13c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.747907][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.747937][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.747962][ T32] r5:80000013 r4:80239bb0 [ 1330.747998][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.748042][ T32] r4:82ac11e4 [ 1330.748101][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.748148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.748201][ T32] r4:e05e1dc0 [ 1330.748235][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.748279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.748316][ T32] r4:00000000 [ 1330.748339][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.748384][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.748441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.748489][ T32] r5:00001000 r4:eced5000 [ 1330.748510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.748548][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.748608][ T32] r5:85c3938c r4:85c39000 [ 1330.748632][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.748679][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.748700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.748788][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.748852][ T32] r4:846ded00 [ 1330.748906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.748955][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.748978][ T32] r4:00000001 [ 1330.749033][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.749071][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.749100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.749129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.749156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.749185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.749240][ T32] r4:84a7ddc0 [ 1330.749291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.749332][ T32] INFO: task kworker/0:244:4302 blocked for more than 457 seconds. [ 1330.749365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.749390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.749410][ T32] task:kworker/0:244 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.749484][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.749564][ T32] Call trace: [ 1330.749613][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.749682][ T32] r10:829188dc r9:ead19d84 r8:00000002 r7:60000013 r6:ead19d8c r5:85276c00 [ 1330.749707][ T32] r4:85276c00 [ 1330.749747][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.749849][ T32] r5:85276c00 r4:829188d8 [ 1330.749907][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.750033][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.750097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1330.750121][ T32] r4:00000000 [ 1330.750140][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.750192][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.750244][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.750305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850627c0 [ 1330.750331][ T32] r4:00000000 [ 1330.750352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.750395][ T32] r9:83018005 r8:85276c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1330.750416][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.750457][ T32] r5:00001000 r4:dfacd000 [ 1330.750510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.750552][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.750594][ T32] r5:85043b8c r4:85043800 [ 1330.750614][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.750657][ T32] r7:dddced80 r6:83018000 r5:85043b8c r4:8525a980 [ 1330.750677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.750746][ T32] r10:61c88647 r9:85276c00 r8:8525a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.750772][ T32] r4:8525a980 [ 1330.750792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.750883][ T32] r10:00000000 r9:8525a980 r8:8027f5e8 r7:eab49e60 r6:8525aa80 r5:85276c00 [ 1330.750918][ T32] r4:00000001 [ 1330.750937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.750972][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1330.750997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.751057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.751088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.751117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.751139][ T32] r4:850622c0 [ 1330.751459][ T32] INFO: task kworker/0:244:4302 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.751507][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.751639][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.751688][ T32] Call trace: [ 1330.751776][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.751826][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.751858][ T32] r4:00000000 [ 1330.751878][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.751915][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.751942][ T32] 1d20: 9a13c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.751991][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.752022][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.752047][ T32] r5:80000013 r4:80239bb0 [ 1330.752067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.752122][ T32] r4:82ac11e4 [ 1330.774628][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.774758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.774786][ T32] r4:e05e1dc0 [ 1330.774808][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.774863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.774920][ T32] r4:00000000 [ 1330.774944][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.774992][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.775014][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.775100][ T32] r5:00001000 r4:eced5000 [ 1330.775125][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.775164][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.775235][ T32] r5:85c3938c r4:85c39000 [ 1330.775274][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.775360][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.775398][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.775447][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.775507][ T32] r4:846ded00 [ 1330.775549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.775623][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.775651][ T32] r4:00000001 [ 1330.775700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.775773][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.775839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.775873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.775935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.775998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.776058][ T32] r4:84a7ddc0 [ 1330.776108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.776141][ T32] INFO: task kworker/0:245:4304 blocked for more than 457 seconds. [ 1330.776214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.776242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.776265][ T32] task:kworker/0:245 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.776324][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.776387][ T32] Call trace: [ 1330.776456][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.776508][ T32] r10:829188dc r9:eacb9d84 r8:00000002 r7:60000013 r6:eacb9d8c r5:85270c00 [ 1330.776531][ T32] r4:85270c00 [ 1330.776551][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.776589][ T32] r5:85270c00 r4:829188d8 [ 1330.776638][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.776700][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.776781][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 [ 1330.776827][ T32] r4:00000000 [ 1330.776882][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.776923][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.776959][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.776999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850625c0 [ 1330.777021][ T32] r4:00000000 [ 1330.777041][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.777122][ T32] r9:83018005 r8:85270c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.777165][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.777209][ T32] r5:00001000 r4:dfa33000 [ 1330.777258][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.777464][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.777566][ T32] r5:8504378c r4:85043400 [ 1330.777589][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.777637][ T32] r7:dddced80 r6:83018000 r5:8504378c r4:8525ab00 [ 1330.777658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.777747][ T32] r10:61c88647 r9:85270c00 r8:8525ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.777785][ T32] r4:8525ab00 [ 1330.777856][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.777953][ T32] r10:00000000 r9:8525ab00 r8:8027f5e8 r7:ead19e60 r6:8525ab80 r5:85270c00 [ 1330.778102][ T32] r4:00000001 [ 1330.778128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.778166][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1330.778227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.778289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.778332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.778375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.778413][ T32] r4:85062340 [ 1330.778915][ T32] INFO: task kworker/0:245:4304 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.778952][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.779041][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.779161][ T32] Call trace: [ 1330.779196][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.779244][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.779290][ T32] r4:00000000 [ 1330.779351][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.779418][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.779449][ T32] 1d20: 9a854000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.779512][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.779572][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.779600][ T32] r5:80000013 r4:80239bb0 [ 1330.779620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.779700][ T32] r4:82ac11e4 [ 1330.779737][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.779801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.779830][ T32] r4:e05e1dc0 [ 1330.779853][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.779931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.779987][ T32] r4:00000000 [ 1330.780010][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.780055][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.780076][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.780123][ T32] r5:00001000 r4:eced5000 [ 1330.780172][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.780233][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.780278][ T32] r5:85c3938c r4:85c39000 [ 1330.780298][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.780342][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.780363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.780408][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.780471][ T32] r4:846ded00 [ 1330.780494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.780555][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.780593][ T32] r4:00000001 [ 1330.780645][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.780714][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.780743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.780772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.780798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.780847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.780908][ T32] r4:84a7ddc0 [ 1330.780931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.780957][ T32] INFO: task kworker/0:246:4306 blocked for more than 457 seconds. [ 1330.780985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.781043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.781067][ T32] task:kworker/0:246 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.781156][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.781202][ T32] Call trace: [ 1330.781233][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.781278][ T32] r10:829188dc r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:85278c00 [ 1330.781337][ T32] r4:85278c00 [ 1330.781375][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.781418][ T32] r5:85278c00 r4:829188d8 [ 1330.781439][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.781476][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.781556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1330.781584][ T32] r4:00000000 [ 1330.781604][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.781641][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.781697][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.781773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062a80 [ 1330.781810][ T32] r4:00000000 [ 1330.781850][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.781914][ T32] r9:83018005 r8:85278c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1330.781952][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.782041][ T32] r5:00001000 r4:dfd6b000 [ 1330.782067][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.782204][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.802605][ T32] r5:8505038c r4:85050000 [ 1330.802657][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.802733][ T32] r7:dddced80 r6:83018000 r5:8505038c r4:8525ac00 [ 1330.802756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.802806][ T32] r10:61c88647 r9:85278c00 r8:8525ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.802829][ T32] r4:8525ac00 [ 1330.802850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.802925][ T32] r10:00000000 r9:8525ac00 r8:8027f5e8 r7:ead19e60 r6:8525ad00 r5:85278c00 [ 1330.802979][ T32] r4:00000001 [ 1330.803004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.803076][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1330.803116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.803146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.803172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.803232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.803278][ T32] r4:85062600 [ 1330.803755][ T32] INFO: task kworker/0:246:4306 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.803826][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.803947][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.803997][ T32] Call trace: [ 1330.804184][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.804248][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.804274][ T32] r4:00000000 [ 1330.804295][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.804333][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.804361][ T32] 1d20: 9aceb000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.804416][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.804445][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.804482][ T32] r5:80000013 r4:80239bb0 [ 1330.804506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.804550][ T32] r4:82ac11e4 [ 1330.804588][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.804646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.804671][ T32] r4:e05e1dc0 [ 1330.804713][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.804791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.804817][ T32] r4:00000000 [ 1330.804876][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.804925][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.804948][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.805021][ T32] r5:00001000 r4:eced5000 [ 1330.805045][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.805092][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.805168][ T32] r5:85c3938c r4:85c39000 [ 1330.805191][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.805237][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.805258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.805302][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.805324][ T32] r4:846ded00 [ 1330.805367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.805453][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.805480][ T32] r4:00000001 [ 1330.805530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.805568][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.805596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.805655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.805685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.805714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.805736][ T32] r4:84a7ddc0 [ 1330.805764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.805829][ T32] INFO: task kworker/0:247:4308 blocked for more than 457 seconds. [ 1330.805867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.805892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.805913][ T32] task:kworker/0:247 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.805960][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.806094][ T32] Call trace: [ 1330.806148][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.806196][ T32] r10:829188dc r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:85278000 [ 1330.806248][ T32] r4:85278000 [ 1330.806273][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.806314][ T32] r5:85278000 r4:829188d8 [ 1330.806364][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.806438][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.806487][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1330.806509][ T32] r4:00000000 [ 1330.806554][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.806596][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.806662][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.806805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062cc0 [ 1330.806874][ T32] r4:00000000 [ 1330.806900][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.806946][ T32] r9:83018005 r8:85278000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1330.806967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.807007][ T32] r5:00001000 r4:dff53000 [ 1330.807070][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.807149][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.807224][ T32] r5:85050b8c r4:85050800 [ 1330.807259][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.807312][ T32] r7:dddced80 r6:83018000 r5:85050b8c r4:8525ac80 [ 1330.807357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.807430][ T32] r10:61c88647 r9:85278000 r8:8525acac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.807483][ T32] r4:8525ac80 [ 1330.807526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.807572][ T32] r10:00000000 r9:8525ac80 r8:8027f5e8 r7:eacc9e60 r6:8525ae00 r5:85278000 [ 1330.807595][ T32] r4:00000001 [ 1330.807628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.807678][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1330.807765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.807804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.807834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.807899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.807925][ T32] r4:85062700 [ 1330.808288][ T32] INFO: task kworker/0:247:4308 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.808338][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.808415][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.808495][ T32] Call trace: [ 1330.808526][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.808573][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.808617][ T32] r4:00000000 [ 1330.808654][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.808694][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.808748][ T32] 1d20: 9aceb000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.808802][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.808843][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.808872][ T32] r5:80000013 r4:80239bb0 [ 1330.808892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.808931][ T32] r4:82ac11e4 [ 1330.808957][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.809032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.809058][ T32] r4:e05e1dc0 [ 1330.809095][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.809153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.809179][ T32] r4:00000000 [ 1330.809201][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.809246][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.809267][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.809308][ T32] r5:00001000 r4:eced5000 [ 1330.809342][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.809400][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.809476][ T32] r5:85c3938c r4:85c39000 [ 1330.809513][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.809598][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.809622][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.809669][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.809691][ T32] r4:846ded00 [ 1330.809760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.809808][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.809831][ T32] r4:00000001 [ 1330.809872][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.809939][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.810006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.810057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.810092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.810156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.810183][ T32] r4:84a7ddc0 [ 1330.810205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.810260][ T32] INFO: task kworker/0:248:4310 blocked for more than 457 seconds. [ 1330.810332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.810361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.810397][ T32] task:kworker/0:248 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.810476][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.810522][ T32] Call trace: [ 1330.810587][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.810633][ T32] r10:829188dc r9:eacf1d84 r8:00000002 r7:60000013 r6:eacf1d8c r5:8527a400 [ 1330.810656][ T32] r4:8527a400 [ 1330.810675][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.810714][ T32] r5:8527a400 r4:829188d8 [ 1330.810767][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.810809][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.810855][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 [ 1330.810878][ T32] r4:00000000 [ 1330.810897][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.810964][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.811003][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.811044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062b40 [ 1330.811065][ T32] r4:00000000 [ 1330.811109][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.811172][ T32] r9:83018005 r8:8527a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1330.811215][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.811291][ T32] r5:00001000 r4:dfe39000 [ 1330.811315][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.811354][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.811424][ T32] r5:8505078c r4:85050400 [ 1330.811477][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.811539][ T32] r7:dddced80 r6:83018000 r5:8505078c r4:8525af80 [ 1330.811564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.811640][ T32] r10:61c88647 r9:8527a400 r8:8525afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.811666][ T32] r4:8525af80 [ 1330.811685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.811754][ T32] r10:00000000 r9:8525af80 r8:8027f5e8 r7:eacd1e60 r6:8525a300 r5:8527a400 [ 1330.811778][ T32] r4:00000001 [ 1330.811799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.811866][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1330.811895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.811924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.811951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.811979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.812004][ T32] r4:85062900 [ 1330.833099][ T32] INFO: task kworker/0:248:4310 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.833206][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.833286][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.833350][ T32] Call trace: [ 1330.833415][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.833511][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.833540][ T32] r4:00000000 [ 1330.833564][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.833606][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.833669][ T32] 1d20: 9b298000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.833715][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.833744][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.833781][ T32] r5:80000013 r4:80239bb0 [ 1330.833817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.833878][ T32] r4:82ac11e4 [ 1330.833902][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.834006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.834049][ T32] r4:e05e1dc0 [ 1330.834071][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.834124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.834147][ T32] r4:00000000 [ 1330.834197][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.834248][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.834270][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.834311][ T32] r5:00001000 r4:eced5000 [ 1330.834364][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.834406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.834449][ T32] r5:85c3938c r4:85c39000 [ 1330.834470][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.834516][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.834567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.834618][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.834655][ T32] r4:846ded00 [ 1330.834679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.834745][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.834772][ T32] r4:00000001 [ 1330.834809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.834853][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.834894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.834926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.834966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.835028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.835053][ T32] r4:84a7ddc0 [ 1330.835091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.835136][ T32] INFO: task kworker/0:249:4313 blocked for more than 457 seconds. [ 1330.835171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.835227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.835253][ T32] task:kworker/0:249 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.835321][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.835405][ T32] Call trace: [ 1330.835484][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.835533][ T32] r10:829188dc r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:8527b000 [ 1330.835585][ T32] r4:8527b000 [ 1330.835609][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.835650][ T32] r5:8527b000 r4:829188d8 [ 1330.835702][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.835745][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.835860][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1330.835887][ T32] r4:00000000 [ 1330.835918][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.835959][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.835994][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.836034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062ec0 [ 1330.836116][ T32] r4:00000000 [ 1330.836141][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.836187][ T32] r9:83018005 r8:8527b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1330.836208][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.836249][ T32] r5:00001000 r4:dffad000 [ 1330.836285][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.836326][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.836389][ T32] r5:8505138c r4:85051000 [ 1330.836412][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.836480][ T32] r7:dddced80 r6:83018000 r5:8505138c r4:8525ad80 [ 1330.836504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.836548][ T32] r10:61c88647 r9:8527b000 r8:8525adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.836606][ T32] r4:8525ad80 [ 1330.836630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.836694][ T32] r10:00000000 r9:8525ad80 r8:8027f5e8 r7:eacd1e60 r6:8525af00 r5:8527b000 [ 1330.836720][ T32] r4:00000001 [ 1330.836740][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.836774][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1330.836833][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.836873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.836900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.836928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.836951][ T32] r4:85062800 [ 1330.837315][ T32] INFO: task kworker/0:249:4313 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.837380][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.837461][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.837546][ T32] Call trace: [ 1330.837583][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.837632][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.837656][ T32] r4:00000000 [ 1330.837707][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.837823][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.837867][ T32] 1d20: 9b298000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.837900][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.837928][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.837956][ T32] r5:80000013 r4:80239bb0 [ 1330.838029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.838092][ T32] r4:82ac11e4 [ 1330.838141][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.838211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.838238][ T32] r4:e05e1dc0 [ 1330.838257][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.838298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.838321][ T32] r4:00000000 [ 1330.838352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.838399][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.838460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.838508][ T32] r5:00001000 r4:eced5000 [ 1330.838528][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.838566][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.838633][ T32] r5:85c3938c r4:85c39000 [ 1330.838686][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.838736][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.838792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.838846][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.838869][ T32] r4:846ded00 [ 1330.838889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.838933][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.838959][ T32] r4:00000001 [ 1330.839010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.839072][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.839132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.839165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.839192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.839220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.839254][ T32] r4:84a7ddc0 [ 1330.839277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.839302][ T32] INFO: task kworker/0:250:4314 blocked for more than 457 seconds. [ 1330.839331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.839355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.839409][ T32] task:kworker/0:250 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.839473][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.839531][ T32] Call trace: [ 1330.839563][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.839608][ T32] r10:829188dc r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:8527bc00 [ 1330.839665][ T32] r4:8527bc00 [ 1330.839707][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.839783][ T32] r5:8527bc00 r4:829188d8 [ 1330.839807][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.839849][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.839893][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1330.839916][ T32] r4:00000000 [ 1330.839965][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.840007][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.840042][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.840108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062e80 [ 1330.840163][ T32] r4:00000000 [ 1330.840189][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.840284][ T32] r9:83018005 r8:8527bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1330.840310][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.840352][ T32] r5:00001000 r4:e0603000 [ 1330.840407][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.840452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.840495][ T32] r5:8505178c r4:85051400 [ 1330.840548][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.840596][ T32] r7:dddced80 r6:83018000 r5:8505178c r4:8525ae80 [ 1330.840634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.840682][ T32] r10:61c88647 r9:8527bc00 r8:8525aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.840707][ T32] r4:8525ae80 [ 1330.840725][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.840767][ T32] r10:00000000 r9:8525ae80 r8:8027f5e8 r7:ead1de60 r6:84b41f00 r5:8527bc00 [ 1330.840822][ T32] r4:00000001 [ 1330.840862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.840899][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1330.840961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.841025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.841057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.841103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.841129][ T32] r4:85062d00 [ 1330.841424][ T32] INFO: task kworker/0:250:4314 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.841488][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.841600][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.841682][ T32] Call trace: [ 1330.841766][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.841818][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.841865][ T32] r4:00000000 [ 1330.841901][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.841942][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.842037][ T32] 1d20: 9b298000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.842156][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.872599][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.872653][ T32] r5:80000013 r4:80239bb0 [ 1330.872677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.872782][ T32] r4:82ac11e4 [ 1330.872828][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.872910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.872958][ T32] r4:e05e1dc0 [ 1330.872983][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.873066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.873099][ T32] r4:00000000 [ 1330.873151][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.873202][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.873224][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.873269][ T32] r5:00001000 r4:eced5000 [ 1330.873290][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.873327][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.873400][ T32] r5:85c3938c r4:85c39000 [ 1330.873425][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.873472][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.873524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.873607][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.873666][ T32] r4:846ded00 [ 1330.873689][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.873735][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.873758][ T32] r4:00000001 [ 1330.873798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.873858][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.873902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.873986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.874033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.874064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.874093][ T32] r4:84a7ddc0 [ 1330.874118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.874179][ T32] INFO: task kworker/0:251:4317 blocked for more than 457 seconds. [ 1330.874230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.874257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.874280][ T32] task:kworker/0:251 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.874374][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.874442][ T32] Call trace: [ 1330.874479][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.874528][ T32] r10:829188dc r9:ead25d84 r8:00000002 r7:60000013 r6:ead25d8c r5:8527c800 [ 1330.874552][ T32] r4:8527c800 [ 1330.874571][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.874611][ T32] r5:8527c800 r4:829188d8 [ 1330.874653][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.874709][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.874770][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1330.874796][ T32] r4:00000000 [ 1330.874846][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.874919][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.874958][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.875013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062fc0 [ 1330.875038][ T32] r4:00000000 [ 1330.875058][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.875129][ T32] r9:83018005 r8:8527c800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1330.875157][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.875199][ T32] r5:00001000 r4:e05d5000 [ 1330.875253][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.875294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.875369][ T32] r5:85050f8c r4:85050c00 [ 1330.875393][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.875463][ T32] r7:dddced80 r6:83018000 r5:85050f8c r4:85061000 [ 1330.875500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.875561][ T32] r10:61c88647 r9:8527c800 r8:8506102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.875616][ T32] r4:85061000 [ 1330.875656][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.875703][ T32] r10:00000000 r9:85061000 r8:8027f5e8 r7:ead21e60 r6:85061080 r5:8527c800 [ 1330.875729][ T32] r4:00000001 [ 1330.875780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.875849][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1330.875881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.875922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.875952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.875980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.876026][ T32] r4:85062900 [ 1330.876544][ T32] INFO: task kworker/0:251:4317 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.876581][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.876675][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.876758][ T32] Call trace: [ 1330.876790][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.876840][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.876864][ T32] r4:00000000 [ 1330.876884][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.876922][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.876985][ T32] 1d20: 9bd8c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.877018][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.877059][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.877090][ T32] r5:80000013 r4:80239bb0 [ 1330.877112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.877153][ T32] r4:82ac11e4 [ 1330.877173][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.877243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.877300][ T32] r4:e05e1dc0 [ 1330.877339][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.877422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.877447][ T32] r4:00000000 [ 1330.877468][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.877513][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.877534][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.877578][ T32] r5:00001000 r4:eced5000 [ 1330.877598][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.877637][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.877682][ T32] r5:85c3938c r4:85c39000 [ 1330.877736][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.877824][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.877888][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.877992][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.878047][ T32] r4:846ded00 [ 1330.878071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.878155][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.878183][ T32] r4:00000001 [ 1330.878236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.878306][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.878340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.878370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.878397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.878425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.878447][ T32] r4:84a7ddc0 [ 1330.878466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.878526][ T32] INFO: task kworker/0:252:4319 blocked for more than 457 seconds. [ 1330.878579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.878606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.878627][ T32] task:kworker/0:252 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.878701][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.878782][ T32] Call trace: [ 1330.878815][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.878890][ T32] r10:829188dc r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:8527d400 [ 1330.878929][ T32] r4:8527d400 [ 1330.878980][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.879054][ T32] r5:8527d400 r4:829188d8 [ 1330.879078][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.879122][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.879196][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1330.879222][ T32] r4:00000000 [ 1330.879241][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.879278][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.879313][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.879372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252100 [ 1330.879429][ T32] r4:00000000 [ 1330.879452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.879526][ T32] r9:83018005 r8:8527d400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1330.879572][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.879645][ T32] r5:00001000 r4:e064d000 [ 1330.879668][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.879707][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.879780][ T32] r5:85051b8c r4:85051800 [ 1330.879803][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.879849][ T32] r7:dddced80 r6:83018000 r5:85051b8c r4:85061100 [ 1330.879870][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.879915][ T32] r10:61c88647 r9:8527d400 r8:8506112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.879951][ T32] r4:85061100 [ 1330.879974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.880017][ T32] r10:00000000 r9:85061100 r8:8027f5e8 r7:ead21e60 r6:85061200 r5:8527d400 [ 1330.880041][ T32] r4:00000001 [ 1330.880059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.880121][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1330.880151][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.880180][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.880206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.880235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.880257][ T32] r4:85259dc0 [ 1330.880587][ T32] INFO: task kworker/0:252:4319 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.880623][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.880756][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.880830][ T32] Call trace: [ 1330.880883][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.880930][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.880953][ T32] r4:00000000 [ 1330.880973][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.881010][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.881037][ T32] 1d20: 9bd8c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.881067][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.881097][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.881121][ T32] r5:80000013 r4:80239bb0 [ 1330.881142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.881207][ T32] r4:82ac11e4 [ 1330.881231][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.881273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.881295][ T32] r4:e05e1dc0 [ 1330.881314][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.881353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.881375][ T32] r4:00000000 [ 1330.881427][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.881474][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.881497][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.881539][ T32] r5:00001000 r4:eced5000 [ 1330.881558][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.881596][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.881666][ T32] r5:85c3938c r4:85c39000 [ 1330.881702][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.881750][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.881771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.881841][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.881867][ T32] r4:846ded00 [ 1330.881888][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.881932][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.881954][ T32] r4:00000001 [ 1330.882019][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.882060][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.882099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.902682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.902771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.902843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.902876][ T32] r4:84a7ddc0 [ 1330.902903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.902935][ T32] INFO: task kworker/0:253:4320 blocked for more than 457 seconds. [ 1330.902968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.903028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.903054][ T32] task:kworker/0:253 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.903122][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.903240][ T32] Call trace: [ 1330.903278][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.903362][ T32] r10:829188dc r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:8527e000 [ 1330.903420][ T32] r4:8527e000 [ 1330.903443][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.903510][ T32] r5:8527e000 r4:829188d8 [ 1330.903534][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.903610][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.903659][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1330.903694][ T32] r4:00000000 [ 1330.903719][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.903767][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.903839][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.903886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252400 [ 1330.903908][ T32] r4:00000000 [ 1330.903927][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.903973][ T32] r9:83018005 r8:8527e000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1330.903994][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.904054][ T32] r5:00001000 r4:e0709000 [ 1330.904078][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.904124][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.904165][ T32] r5:8505238c r4:85052000 [ 1330.904185][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.904251][ T32] r7:dddced80 r6:83018000 r5:8505238c r4:85061180 [ 1330.904276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.904325][ T32] r10:61c88647 r9:8527e000 r8:850611ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.904378][ T32] r4:85061180 [ 1330.904401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.904446][ T32] r10:00000000 r9:85061180 r8:8027f5e8 r7:ead2de60 r6:85061280 r5:8527e000 [ 1330.904469][ T32] r4:00000001 [ 1330.904519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.904560][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1330.904587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.904636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.904678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.904710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.904732][ T32] r4:85259dc0 [ 1330.905212][ T32] INFO: task kworker/0:253:4320 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.905278][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.905497][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.905571][ T32] Call trace: [ 1330.905618][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.905670][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.905694][ T32] r4:00000000 [ 1330.905714][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.905751][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.905820][ T32] 1d20: 9c3b8000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.905887][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.905927][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.905993][ T32] r5:80000013 r4:80239bb0 [ 1330.906068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.906157][ T32] r4:82ac11e4 [ 1330.906182][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.906242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.906282][ T32] r4:e05e1dc0 [ 1330.906304][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.906346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.906368][ T32] r4:00000000 [ 1330.906388][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.906450][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.906489][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.906534][ T32] r5:00001000 r4:eced5000 [ 1330.906554][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.906591][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.906632][ T32] r5:85c3938c r4:85c39000 [ 1330.906653][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.906712][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.906767][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.906820][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.906885][ T32] r4:846ded00 [ 1330.906933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.906996][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.907022][ T32] r4:00000001 [ 1330.907054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.907098][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.907143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.907187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.907218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.907247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.907269][ T32] r4:84a7ddc0 [ 1330.907297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.907353][ T32] INFO: task kworker/0:254:4323 blocked for more than 457 seconds. [ 1330.907418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.907457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.907511][ T32] task:kworker/0:254 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.907594][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.907663][ T32] Call trace: [ 1330.907697][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.907832][ T32] r10:829188dc r9:ead31d84 r8:00000002 r7:60000113 r6:ead31d8c r5:8527ec00 [ 1330.907864][ T32] r4:8527ec00 [ 1330.907917][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.907988][ T32] r5:8527ec00 r4:829188d8 [ 1330.908056][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.908106][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.908181][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 1330.908240][ T32] r4:00000000 [ 1330.908275][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.908316][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.908364][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.908421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252300 [ 1330.908446][ T32] r4:00000000 [ 1330.908500][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.908547][ T32] r9:83018005 r8:8527ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.908569][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.908610][ T32] r5:00001000 r4:e06c3000 [ 1330.908647][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.908719][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.908764][ T32] r5:85051f8c r4:85051c00 [ 1330.908784][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.908861][ T32] r7:dddced80 r6:83018000 r5:85051f8c r4:85061300 [ 1330.908902][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.908972][ T32] r10:61c88647 r9:8527ec00 r8:8506132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.909000][ T32] r4:85061300 [ 1330.909052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.909118][ T32] r10:00000000 r9:85061300 r8:8027f5e8 r7:ead29e60 r6:85061380 r5:8527ec00 [ 1330.909144][ T32] r4:00000001 [ 1330.909168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.909203][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1330.909230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.909292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.909351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.909383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.909405][ T32] r4:85252040 [ 1330.909693][ T32] INFO: task kworker/0:254:4323 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.909726][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.909817][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.909901][ T32] Call trace: [ 1330.909954][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.910089][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.910142][ T32] r4:00000000 [ 1330.910177][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.910236][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.910283][ T32] 1d20: 9c3b8000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.910315][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.910340][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.910365][ T32] r5:80000013 r4:80239bb0 [ 1330.910415][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.910457][ T32] r4:82ac11e4 [ 1330.910477][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.910519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.910541][ T32] r4:e05e1dc0 [ 1330.910591][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.910635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.910671][ T32] r4:00000000 [ 1330.910705][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.910764][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.910788][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.910832][ T32] r5:00001000 r4:eced5000 [ 1330.910884][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.910926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.910968][ T32] r5:85c3938c r4:85c39000 [ 1330.911001][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.911048][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.911069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.911121][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.911175][ T32] r4:846ded00 [ 1330.911210][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.911258][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.911281][ T32] r4:00000001 [ 1330.911332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.911370][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.911397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.911425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.911451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.911480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.911501][ T32] r4:84a7ddc0 [ 1330.911536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.911653][ T32] INFO: task kworker/0:255:4325 blocked for more than 457 seconds. [ 1330.911694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.911719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.911740][ T32] task:kworker/0:255 state:D stack:0 pid:4325 tgid:4325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.911785][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.911827][ T32] Call trace: [ 1330.911915][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.912014][ T32] r10:829188dc r9:ead39d84 r8:00000002 r7:60000013 r6:ead39d8c r5:85279800 [ 1330.912172][ T32] r4:85279800 [ 1330.939063][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.939174][ T32] r5:85279800 r4:829188d8 [ 1330.939198][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.939274][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.939327][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead39e08 [ 1330.939352][ T32] r4:00000000 [ 1330.939373][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.939442][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.939488][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.939530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252700 [ 1330.939554][ T32] r4:00000000 [ 1330.939573][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.939618][ T32] r9:83018005 r8:85279800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1330.939640][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.939777][ T32] r5:00001000 r4:e080d000 [ 1330.939836][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.939920][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.939968][ T32] r5:85052b8c r4:85052800 [ 1330.939991][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.940038][ T32] r7:dddced80 r6:83018000 r5:85052b8c r4:85061400 [ 1330.940063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.940114][ T32] r10:61c88647 r9:85279800 r8:8506142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.940136][ T32] r4:85061400 [ 1330.940157][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.940205][ T32] r10:00000000 r9:85061400 r8:8027f5e8 r7:ead29e60 r6:85061500 r5:85279800 [ 1330.940231][ T32] r4:00000001 [ 1330.940284][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.940340][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1330.940373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.940404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.940446][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.940510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.940535][ T32] r4:85252480 [ 1330.941049][ T32] INFO: task kworker/0:255:4325 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.941126][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.941215][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.941310][ T32] Call trace: [ 1330.941378][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.941429][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.941453][ T32] r4:00000000 [ 1330.941475][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.941515][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.941543][ T32] 1d20: 9ca3a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.941592][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.941621][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.941646][ T32] r5:80000013 r4:80239bb0 [ 1330.941698][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.941742][ T32] r4:82ac11e4 [ 1330.941783][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.941828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.941855][ T32] r4:e05e1dc0 [ 1330.941878][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.941953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.942020][ T32] r4:00000000 [ 1330.942044][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.942099][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.955232][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.955358][ T32] r5:00001000 r4:eced5000 [ 1330.955383][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.955425][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.955501][ T32] r5:85c3938c r4:85c39000 [ 1330.955557][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.955638][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.955663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.955734][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.955769][ T32] r4:846ded00 [ 1330.955792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.955868][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.955906][ T32] r4:00000001 [ 1330.955940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.955989][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.956024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.956071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.956112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.956148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.956174][ T32] r4:84a7ddc0 [ 1330.956201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.956242][ T32] INFO: task kworker/0:256:4326 blocked for more than 457 seconds. [ 1330.956276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.956336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.956362][ T32] task:kworker/0:256 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.956420][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.956465][ T32] Call trace: [ 1330.956519][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.956671][ T32] r10:829188dc r9:ead3dd84 r8:00000002 r7:60000113 r6:ead3dd8c r5:84832400 [ 1330.956735][ T32] r4:84832400 [ 1330.956787][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.956838][ T32] r5:84832400 r4:829188d8 [ 1330.956861][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.956900][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.957089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1330.957125][ T32] r4:00000000 [ 1330.957163][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.957220][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.957263][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.957329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252580 [ 1330.957368][ T32] r4:00000000 [ 1330.957391][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.957471][ T32] r9:83018005 r8:84832400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1330.957498][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.957700][ T32] r5:00001000 r4:e0765000 [ 1330.957740][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.957817][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.957866][ T32] r5:8505278c r4:85052400 [ 1330.957916][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.957996][ T32] r7:dddced80 r6:83018000 r5:8505278c r4:85061480 [ 1330.958022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.958068][ T32] r10:61c88647 r9:84832400 r8:850614ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.958096][ T32] r4:85061480 [ 1330.958116][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.958160][ T32] r10:00000000 r9:85061480 r8:8027f5e8 r7:ead39e60 r6:85061600 r5:84832400 [ 1330.958183][ T32] r4:00000001 [ 1330.958202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.958235][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1330.958261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.958289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.958346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.958381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.958434][ T32] r4:85252540 [ 1330.958920][ T32] INFO: task kworker/0:256:4326 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.958969][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.959052][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.959140][ T32] Call trace: [ 1330.959171][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.959218][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.959242][ T32] r4:00000000 [ 1330.959262][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.959332][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.959364][ T32] 1d20: 9d28d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.959392][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.959417][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.959462][ T32] r5:80000013 r4:80239bb0 [ 1330.959516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.959572][ T32] r4:82ac11e4 [ 1330.959595][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.959638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.959660][ T32] r4:e05e1dc0 [ 1330.959711][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.959792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.959848][ T32] r4:00000000 [ 1330.959875][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.959921][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.959942][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.959984][ T32] r5:00001000 r4:eced5000 [ 1330.960003][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.960040][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.960081][ T32] r5:85c3938c r4:85c39000 [ 1330.960118][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.960198][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.960223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.960270][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.960292][ T32] r4:846ded00 [ 1330.960312][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.960387][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.960433][ T32] r4:00000001 [ 1330.960455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.960489][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.960516][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.960544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.960570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.960598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.960620][ T32] r4:84a7ddc0 [ 1330.960656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.960698][ T32] INFO: task kworker/0:257:4329 blocked for more than 457 seconds. [ 1330.960731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.960757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.960777][ T32] task:kworker/0:257 state:D stack:0 pid:4329 tgid:4329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.960841][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.960901][ T32] Call trace: [ 1330.960963][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.961044][ T32] r10:829188dc r9:ead41d84 r8:00000002 r7:60000113 r6:ead41d8c r5:84880000 [ 1330.961069][ T32] r4:84880000 [ 1330.961123][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.961196][ T32] r5:84880000 r4:829188d8 [ 1330.961250][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.961295][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.961340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 [ 1330.961362][ T32] r4:00000000 [ 1330.961382][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.961419][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.961454][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.961494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252b00 [ 1330.961539][ T32] r4:00000000 [ 1330.961564][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.961608][ T32] r9:83018005 r8:84880000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1330.961643][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.961687][ T32] r5:00001000 r4:e89b7000 [ 1330.961706][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.961744][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.961785][ T32] r5:85053b8c r4:85053800 [ 1330.961804][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.961865][ T32] r7:dddced80 r6:83018000 r5:85053b8c r4:85061580 [ 1330.961918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.961990][ T32] r10:61c88647 r9:84880000 r8:850615ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.962042][ T32] r4:85061580 [ 1330.962065][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.962173][ T32] r10:00000000 r9:85061580 r8:8027f5e8 r7:ead39e60 r6:85061700 r5:84880000 [ 1330.982597][ T32] r4:00000001 [ 1330.982671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.982739][ T32] Exception stack(0xead41fb0 to 0xead41ff8) [ 1330.982771][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.982801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.982829][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.982861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.982884][ T32] r4:852523c0 [ 1330.983376][ T32] INFO: task kworker/0:257:4329 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.983414][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.983522][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.983605][ T32] Call trace: [ 1330.983686][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.983743][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.983787][ T32] r4:00000000 [ 1330.983810][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.983851][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.983879][ T32] 1d20: 9da2c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.983946][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.983999][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.984056][ T32] r5:80000013 r4:80239bb0 [ 1330.984080][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.984130][ T32] r4:82ac11e4 [ 1330.984183][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.984229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.984252][ T32] r4:e05e1dc0 [ 1330.984272][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.984314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.984336][ T32] r4:00000000 [ 1330.984355][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.984428][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.984452][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.984495][ T32] r5:00001000 r4:eced5000 [ 1330.984516][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.984553][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.984595][ T32] r5:85c3938c r4:85c39000 [ 1330.984614][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.984660][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.984680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.984765][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.984791][ T32] r4:846ded00 [ 1330.984812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.984860][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.984883][ T32] r4:00000001 [ 1330.984936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.984974][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.985001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.985040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.985107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.985142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.985186][ T32] r4:84a7ddc0 [ 1330.985240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.985300][ T32] INFO: task kworker/0:258:4330 blocked for more than 457 seconds. [ 1330.985337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.985378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.985402][ T32] task:kworker/0:258 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.985480][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.985572][ T32] Call trace: [ 1330.985607][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.985653][ T32] r10:829188dc r9:ead35d84 r8:00000002 r7:60000013 r6:ead35d8c r5:84880c00 [ 1330.985697][ T32] r4:84880c00 [ 1330.985733][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.985784][ T32] r5:84880c00 r4:829188d8 [ 1330.985804][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.985877][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.985926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1330.985948][ T32] r4:00000000 [ 1330.986003][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.986116][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.986190][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.986236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852529c0 [ 1330.986290][ T32] r4:00000000 [ 1330.986314][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.986390][ T32] r9:83018005 r8:84880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1330.986415][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.986458][ T32] r5:00001000 r4:e0843000 [ 1330.986478][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.986557][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.986632][ T32] r5:8505338c r4:85053000 [ 1330.986656][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.986701][ T32] r7:dddced80 r6:83018000 r5:8505338c r4:85061680 [ 1330.986721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.986798][ T32] r10:61c88647 r9:84880c00 r8:850616ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.986824][ T32] r4:85061680 [ 1330.986852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.986896][ T32] r10:00000000 r9:85061680 r8:8027f5e8 r7:ead41e60 r6:85061800 r5:84880c00 [ 1330.986940][ T32] r4:00000001 [ 1330.986964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.987011][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1330.987054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.987089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.987117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.987165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.987190][ T32] r4:85252740 [ 1330.987523][ T32] INFO: task kworker/0:258:4330 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.987564][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.987702][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.987813][ T32] Call trace: [ 1330.987899][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.987953][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.987977][ T32] r4:00000000 [ 1330.987997][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.988051][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1330.988112][ T32] 1d20: 9da2c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1330.988157][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1330.988185][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.988239][ T32] r5:80000013 r4:80239bb0 [ 1330.988263][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.988303][ T32] r4:82ac11e4 [ 1330.988353][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.988398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1330.988421][ T32] r4:e05e1dc0 [ 1330.988441][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.988481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1330.988503][ T32] r4:00000000 [ 1330.988522][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.988564][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1330.988613][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.988693][ T32] r5:00001000 r4:eced5000 [ 1330.988728][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.988769][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.988841][ T32] r5:85c3938c r4:85c39000 [ 1330.988865][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.988911][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1330.988932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.988977][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.989014][ T32] r4:846ded00 [ 1330.989070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.989152][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1330.989178][ T32] r4:00000001 [ 1330.989212][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.989249][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1330.989276][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.989306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.989334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.989363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.989385][ T32] r4:84a7ddc0 [ 1330.989405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.989429][ T32] INFO: task kworker/0:259:4331 blocked for more than 457 seconds. [ 1330.989457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.989506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.989529][ T32] task:kworker/0:259 state:D stack:0 pid:4331 tgid:4331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.989608][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.989681][ T32] Call trace: [ 1330.989711][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1330.989755][ T32] r10:829188dc r9:ead49d84 r8:00000002 r7:60000113 r6:ead49d8c r5:84882400 [ 1330.989810][ T32] r4:84882400 [ 1330.989835][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1330.989878][ T32] r5:84882400 r4:829188d8 [ 1330.989897][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.989935][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.990024][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1330.990087][ T32] r4:00000000 [ 1330.990111][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1330.990169][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.990230][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.990290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252bc0 [ 1330.990326][ T32] r4:00000000 [ 1330.990362][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.990412][ T32] r9:83018005 r8:84882400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.990464][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.990509][ T32] r5:00001000 r4:e89a3000 [ 1330.990529][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.990599][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.990643][ T32] r5:85052f8c r4:85052c00 [ 1330.990675][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.990721][ T32] r7:dddced80 r6:83018000 r5:85052f8c r4:85061780 [ 1330.990742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.990787][ T32] r10:61c88647 r9:84882400 r8:850617ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.990822][ T32] r4:85061780 [ 1330.990882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.990929][ T32] r10:00000000 r9:85061780 r8:8027f5e8 r7:ead41e60 r6:85061880 r5:84882400 [ 1330.990951][ T32] r4:00000001 [ 1330.990986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.991109][ T32] Exception stack(0xead49fb0 to 0xead49ff8) [ 1330.991143][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.991205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.991253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.991287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.991359][ T32] r4:85252900 [ 1330.991679][ T32] INFO: task kworker/0:259:4331 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1330.991754][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.991904][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.991954][ T32] Call trace: [ 1330.992011][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1330.992063][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1330.992113][ T32] r4:00000000 [ 1331.015195][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.015440][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.015540][ T32] 1d20: 9e19a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.015621][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.015679][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.015745][ T32] r5:80000013 r4:80239bb0 [ 1331.015802][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.015897][ T32] r4:82ac11e4 [ 1331.015946][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.016037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.016104][ T32] r4:e05e1dc0 [ 1331.016186][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.016293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.016356][ T32] r4:00000000 [ 1331.016403][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.016504][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.016558][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.016660][ T32] r5:00001000 r4:eced5000 [ 1331.016767][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.016879][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.017005][ T32] r5:85c3938c r4:85c39000 [ 1331.017210][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.017411][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.017485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.017640][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.017777][ T32] r4:846ded00 [ 1331.017832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.017930][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.018011][ T32] r4:00000001 [ 1331.018081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.018208][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.018286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.018384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.018514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.018598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.018652][ T32] r4:84a7ddc0 [ 1331.018709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.018777][ T32] INFO: task kworker/0:260:4334 blocked for more than 457 seconds. [ 1331.018852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.018975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.019042][ T32] task:kworker/0:260 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.019180][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.019291][ T32] Call trace: [ 1331.019373][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.019542][ T32] r10:829188dc r9:ead51d84 r8:00000002 r7:60000113 r6:ead51d8c r5:851bec00 [ 1331.019614][ T32] r4:851bec00 [ 1331.019681][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.019778][ T32] r5:851bec00 r4:829188d8 [ 1331.019825][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.019909][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.020004][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 1331.020056][ T32] r4:00000000 [ 1331.020125][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.020223][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.020300][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.020402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259c80 [ 1331.020464][ T32] r4:00000000 [ 1331.020556][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.020688][ T32] r9:83018005 r8:851bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1331.020749][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.020854][ T32] r5:00001000 r4:eaa17000 [ 1331.020905][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.020989][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.021099][ T32] r5:8505c38c r4:8505c000 [ 1331.021178][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.021283][ T32] r7:dddced80 r6:83018000 r5:8505c38c r4:85061900 [ 1331.021349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.021460][ T32] r10:61c88647 r9:851bec00 r8:8506192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.021518][ T32] r4:85061900 [ 1331.021564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.021667][ T32] r10:00000000 r9:85061900 r8:8027f5e8 r7:ead41e60 r6:85295e80 r5:851bec00 [ 1331.021734][ T32] r4:00000001 [ 1331.021797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.021896][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1331.022035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.022129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.043016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.043149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.043231][ T32] r4:85252c00 [ 1331.044145][ T32] INFO: task kworker/0:260:4334 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.044230][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.044375][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.044500][ T32] Call trace: [ 1331.044575][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.044684][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.044810][ T32] r4:00000000 [ 1331.044900][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.044995][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.045101][ T32] 1d20: 9e25a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.045176][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.045245][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.045306][ T32] r5:80000013 r4:80239bb0 [ 1331.045355][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.045468][ T32] r4:82ac11e4 [ 1331.045523][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.045611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.045666][ T32] r4:e05e1dc0 [ 1331.045725][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.045818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.045880][ T32] r4:00000000 [ 1331.045928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.046206][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.046306][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.046408][ T32] r5:00001000 r4:eced5000 [ 1331.046473][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.046593][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.046706][ T32] r5:85c3938c r4:85c39000 [ 1331.046806][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.046936][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.046993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.047098][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.047178][ T32] r4:846ded00 [ 1331.047230][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.047332][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.047448][ T32] r4:00000001 [ 1331.047505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.047581][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.047635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.047814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.047896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.047964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.048013][ T32] r4:84a7ddc0 [ 1331.048099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.048174][ T32] INFO: task kworker/0:261:4336 blocked for more than 457 seconds. [ 1331.048243][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.048300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.048348][ T32] task:kworker/0:261 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.048469][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.048570][ T32] Call trace: [ 1331.048641][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.048733][ T32] r10:829188dc r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:851bc800 [ 1331.048808][ T32] r4:851bc800 [ 1331.048866][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.048956][ T32] r5:851bc800 r4:829188d8 [ 1331.049016][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.049119][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.049268][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 [ 1331.049378][ T32] r4:00000000 [ 1331.049439][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.049520][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.049600][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.049694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252e00 [ 1331.049766][ T32] r4:00000000 [ 1331.049835][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.049942][ T32] r9:83018005 r8:851bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.050037][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.050145][ T32] r5:00001000 r4:e89c7000 [ 1331.050194][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.050285][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.050403][ T32] r5:85053f8c r4:85053c00 [ 1331.050458][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.050556][ T32] r7:dddced80 r6:83018000 r5:85053f8c r4:85061a00 [ 1331.050607][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.050711][ T32] r10:61c88647 r9:851bc800 r8:85061a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.050849][ T32] r4:85061a00 [ 1331.050905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.050998][ T32] r10:00000000 r9:85061a00 r8:8027f5e8 r7:ead51e60 r6:85295f00 r5:851bc800 [ 1331.051053][ T32] r4:00000001 [ 1331.051109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.051209][ T32] Exception stack(0xead59fb0 to 0xead59ff8) [ 1331.051287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.051356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.051431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.051532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.051592][ T32] r4:85252b80 [ 1331.083322][ T32] INFO: task kworker/0:261:4336 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.083497][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.083693][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.083878][ T32] Call trace: [ 1331.083971][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.084111][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.084182][ T32] r4:00000000 [ 1331.084233][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.084323][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.084386][ T32] 1d20: 9e67d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.084452][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.084513][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.084595][ T32] r5:80000013 r4:80239bb0 [ 1331.084653][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.084751][ T32] r4:82ac11e4 [ 1331.084812][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.084964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.085075][ T32] r4:e05e1dc0 [ 1331.085145][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.085244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.085294][ T32] r4:00000000 [ 1331.085346][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.085450][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.085499][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.085616][ T32] r5:00001000 r4:eced5000 [ 1331.085681][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.085772][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.085882][ T32] r5:85c3938c r4:85c39000 [ 1331.085939][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.086074][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.086128][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.086228][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.086276][ T32] r4:846ded00 [ 1331.086320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.086417][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.086481][ T32] r4:00000001 [ 1331.086547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.086642][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.086730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.086806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.086885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.086950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.087002][ T32] r4:84a7ddc0 [ 1331.087057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.087165][ T32] INFO: task kworker/0:262:4338 blocked for more than 457 seconds. [ 1331.087262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.087334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.087431][ T32] task:kworker/0:262 state:D stack:0 pid:4338 tgid:4338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.087581][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.087676][ T32] Call trace: [ 1331.087779][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.087879][ T32] r10:829188dc r9:ead61d84 r8:00000002 r7:60000013 r6:ead61d8c r5:851bd400 [ 1331.087933][ T32] r4:851bd400 [ 1331.087996][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.088103][ T32] r5:851bd400 r4:829188d8 [ 1331.088198][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.088294][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.088391][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 1331.088443][ T32] r4:00000000 [ 1331.088489][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.088570][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.088651][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.088758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252f40 [ 1331.088841][ T32] r4:00000000 [ 1331.088931][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.089042][ T32] r9:83018005 r8:851bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1331.089100][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.089197][ T32] r5:00001000 r4:e89e7000 [ 1331.089245][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.089333][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.089427][ T32] r5:8505378c r4:85053400 [ 1331.089476][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.089570][ T32] r7:dddced80 r6:83018000 r5:8505378c r4:85061a80 [ 1331.089624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.089774][ T32] r10:61c88647 r9:851bd400 r8:85061aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.089859][ T32] r4:85061a80 [ 1331.089925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.090068][ T32] r10:00000000 r9:85061a80 r8:8027f5e8 r7:ead51e60 r6:85295f80 r5:851bd400 [ 1331.090143][ T32] r4:00000001 [ 1331.090191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.090266][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1331.090324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.090388][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.090451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.090541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.090616][ T32] r4:85252b80 [ 1331.091543][ T32] INFO: task kworker/0:262:4338 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.091674][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.091824][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.091945][ T32] Call trace: [ 1331.092024][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.112898][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.113056][ T32] r4:00000000 [ 1331.113122][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.113267][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.113372][ T32] 1d20: 9e6d4000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.113448][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.113511][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.113568][ T32] r5:80000013 r4:80239bb0 [ 1331.113635][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.113773][ T32] r4:82ac11e4 [ 1331.113849][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.113958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.114060][ T32] r4:e05e1dc0 [ 1331.114122][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.114250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.114330][ T32] r4:00000000 [ 1331.114392][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.114494][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.114548][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.114655][ T32] r5:00001000 r4:eced5000 [ 1331.114736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.114832][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.114929][ T32] r5:85c3938c r4:85c39000 [ 1331.114980][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.115083][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.115206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.115318][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.115372][ T32] r4:846ded00 [ 1331.115438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.115554][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.115608][ T32] r4:00000001 [ 1331.115657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.115735][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.115805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.115874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.115991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.116068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.116131][ T32] r4:84a7ddc0 [ 1331.116203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.116281][ T32] INFO: task kworker/0:263:4340 blocked for more than 457 seconds. [ 1331.116372][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.116469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.116537][ T32] task:kworker/0:263 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.116667][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.116787][ T32] Call trace: [ 1331.116876][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.116978][ T32] r10:829188dc r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:851be000 [ 1331.117032][ T32] r4:851be000 [ 1331.117103][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.117199][ T32] r5:851be000 r4:829188d8 [ 1331.117249][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.117337][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.117438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1331.117494][ T32] r4:00000000 [ 1331.117539][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.117625][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.117748][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.117867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ca40 [ 1331.117954][ T32] r4:00000000 [ 1331.118049][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.118162][ T32] r9:83018005 r8:851be000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1331.118216][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.118323][ T32] r5:00001000 r4:e89fd000 [ 1331.118413][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.118526][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.118624][ T32] r5:85043f8c r4:85043c00 [ 1331.118673][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.118769][ T32] r7:dddced80 r6:83018000 r5:85043f8c r4:85061b00 [ 1331.118821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.118927][ T32] r10:61c88647 r9:851be000 r8:85061b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.118980][ T32] r4:85061b00 [ 1331.119045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.119156][ T32] r10:00000000 r9:85061b00 r8:8027f5e8 r7:ead51e60 r6:85296000 r5:851be000 [ 1331.119226][ T32] r4:00000001 [ 1331.119279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.119359][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1331.119423][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.119487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.119548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.119614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.119684][ T32] r4:85252a00 [ 1331.120656][ T32] INFO: task kworker/0:263:4340 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.120803][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.121024][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.121138][ T32] Call trace: [ 1331.121216][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.121338][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.121410][ T32] r4:00000000 [ 1331.121494][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.121584][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.121651][ T32] 1d20: 9e6d4000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.121722][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.121777][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.121840][ T32] r5:80000013 r4:80239bb0 [ 1331.121897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.122025][ T32] r4:82ac11e4 [ 1331.122079][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.146966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.147133][ T32] r4:e05e1dc0 [ 1331.147233][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.147382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.147438][ T32] r4:00000000 [ 1331.147500][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.147612][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.147693][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.147848][ T32] r5:00001000 r4:eced5000 [ 1331.147906][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.147993][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.148104][ T32] r5:85c3938c r4:85c39000 [ 1331.148179][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.148293][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.148367][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.148473][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.148527][ T32] r4:846ded00 [ 1331.148577][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.148689][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.148771][ T32] r4:00000001 [ 1331.148827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.148927][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.149043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.149158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.149226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.149313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.149367][ T32] r4:84a7ddc0 [ 1331.149420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.149485][ T32] INFO: task kworker/0:264:4342 blocked for more than 457 seconds. [ 1331.149564][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.149631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.149678][ T32] task:kworker/0:264 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.149823][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.149935][ T32] Call trace: [ 1331.150048][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.150160][ T32] r10:829188dc r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:851bb000 [ 1331.150216][ T32] r4:851bb000 [ 1331.150267][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.150355][ T32] r5:851bb000 r4:829188d8 [ 1331.150556][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.150665][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.150783][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1331.150838][ T32] r4:00000000 [ 1331.150893][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.151000][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.151148][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.151271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298040 [ 1331.151360][ T32] r4:00000000 [ 1331.151416][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.151535][ T32] r9:83018005 r8:851bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1331.151586][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.151690][ T32] r5:00001000 r4:eaa4d000 [ 1331.151756][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.151849][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.151944][ T32] r5:8505c78c r4:8505c400 [ 1331.151993][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.152108][ T32] r7:dddced80 r6:83018000 r5:8505c78c r4:85061b80 [ 1331.167297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.167533][ T32] r10:61c88647 r9:851bb000 r8:85061bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.167636][ T32] r4:85061b80 [ 1331.167698][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.167841][ T32] r10:00000000 r9:85061b80 r8:8027f5e8 r7:ead51e60 r6:85296080 r5:851bb000 [ 1331.168016][ T32] r4:00000001 [ 1331.168121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.168223][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1331.168299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.168369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.168433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.168520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.168616][ T32] r4:85252fc0 [ 1331.169537][ T32] INFO: task kworker/0:264:4342 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.169627][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.169782][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.169903][ T32] Call trace: [ 1331.170021][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.170146][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.170205][ T32] r4:00000000 [ 1331.170257][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.170348][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.170436][ T32] 1d20: 9eaeb000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.170513][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.170576][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.170639][ T32] r5:80000013 r4:80239bb0 [ 1331.170691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.170810][ T32] r4:82ac11e4 [ 1331.170886][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.170990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.171045][ T32] r4:e05e1dc0 [ 1331.171102][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.171201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.171255][ T32] r4:00000000 [ 1331.171326][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.171489][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.171630][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.171740][ T32] r5:00001000 r4:eced5000 [ 1331.171794][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.171886][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.171998][ T32] r5:85c3938c r4:85c39000 [ 1331.172056][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.172165][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.192694][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.192945][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.193022][ T32] r4:846ded00 [ 1331.193083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.193195][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.193268][ T32] r4:00000001 [ 1331.193351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.193462][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.193538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.193604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.193669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.193738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.193792][ T32] r4:84a7ddc0 [ 1331.193846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.193923][ T32] INFO: task kworker/0:265:4344 blocked for more than 457 seconds. [ 1331.194022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.194079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.194137][ T32] task:kworker/0:265 state:D stack:0 pid:4344 tgid:4344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.194319][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.194462][ T32] Call trace: [ 1331.194548][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.194649][ T32] r10:829188dc r9:ead79d84 r8:00000002 r7:60000013 r6:ead79d8c r5:85268c00 [ 1331.194704][ T32] r4:85268c00 [ 1331.194750][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.194846][ T32] r5:85268c00 r4:829188d8 [ 1331.194918][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.195024][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.195147][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 1331.195218][ T32] r4:00000000 [ 1331.195271][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.195384][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.195511][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.195649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298440 [ 1331.195717][ T32] r4:00000000 [ 1331.195769][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.195877][ T32] r9:83018005 r8:85268c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1331.195959][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.196125][ T32] r5:00001000 r4:eaa79000 [ 1331.196195][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.196289][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.196390][ T32] r5:8505cf8c r4:8505cc00 [ 1331.196445][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.196546][ T32] r7:dddced80 r6:83018000 r5:8505cf8c r4:85061c00 [ 1331.196596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.196697][ T32] r10:61c88647 r9:85268c00 r8:85061c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.196752][ T32] r4:85061c00 [ 1331.196799][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.196920][ T32] r10:00000000 r9:85061c00 r8:8027f5e8 r7:ead71e60 r6:85296100 r5:85268c00 [ 1331.196981][ T32] r4:00000001 [ 1331.197039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.197134][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1331.197195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.197288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.197365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.197438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.197510][ T32] r4:85252640 [ 1331.198468][ T32] INFO: task kworker/0:265:4344 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.198551][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.198703][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.198858][ T32] Call trace: [ 1331.198938][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.199108][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.199176][ T32] r4:00000000 [ 1331.199227][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.199358][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.199437][ T32] 1d20: 9eccb000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.199507][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.199567][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.199624][ T32] r5:80000013 r4:80239bb0 [ 1331.199674][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.199804][ T32] r4:82ac11e4 [ 1331.199861][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.199958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.200025][ T32] r4:e05e1dc0 [ 1331.200094][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.200189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.200253][ T32] r4:00000000 [ 1331.200316][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.200412][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.200462][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.200548][ T32] r5:00001000 r4:eced5000 [ 1331.200608][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.200719][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.200833][ T32] r5:85c3938c r4:85c39000 [ 1331.200891][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.200993][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.201045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.201150][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.201214][ T32] r4:846ded00 [ 1331.201258][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.201354][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.201410][ T32] r4:00000001 [ 1331.201457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.201534][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.201596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.201666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.201732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.201792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.201844][ T32] r4:84a7ddc0 [ 1331.201894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.201960][ T32] INFO: task kworker/0:266:4346 blocked for more than 457 seconds. [ 1331.202059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.202128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.225586][ T32] task:kworker/0:266 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.225810][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.225940][ T32] Call trace: [ 1331.226069][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.226272][ T32] r10:829188dc r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:85268000 [ 1331.226349][ T32] r4:85268000 [ 1331.226427][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.226524][ T32] r5:85268000 r4:829188d8 [ 1331.226574][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.226663][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.226764][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1331.226819][ T32] r4:00000000 [ 1331.226872][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.227033][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.227136][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.227232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852982c0 [ 1331.227314][ T32] r4:00000000 [ 1331.227371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.227489][ T32] r9:83018005 r8:85268000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1331.227550][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.227680][ T32] r5:00001000 r4:eaa67000 [ 1331.227767][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.227866][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.227962][ T32] r5:8505cb8c r4:8505c800 [ 1331.228034][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.228154][ T32] r7:dddced80 r6:83018000 r5:8505cb8c r4:85061c80 [ 1331.228230][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.228338][ T32] r10:61c88647 r9:85268000 r8:85061cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.228390][ T32] r4:85061c80 [ 1331.228438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.228538][ T32] r10:00000000 r9:85061c80 r8:8027f5e8 r7:ead79e60 r6:85296180 r5:85268000 [ 1331.228595][ T32] r4:00000001 [ 1331.228647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.228736][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 1331.228801][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.228874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.228955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.229027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.229121][ T32] r4:85298100 [ 1331.230108][ T32] INFO: task kworker/0:266:4346 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.230198][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.230386][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.230494][ T32] Call trace: [ 1331.230571][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.230684][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.230763][ T32] r4:00000000 [ 1331.230823][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.230919][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.231019][ T32] 1d20: 9eec7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.231106][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.231166][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.231224][ T32] r5:80000013 r4:80239bb0 [ 1331.231273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1331.231811][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.252953][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.253587][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1331.254326][ T32] INFO: task kworker/0:267:4348 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.255163][ T32] r5:85269800 r4:829188d8 ** 5 printk messages dropped ** [ 1331.255649][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.256213][ T32] r5:00001000 r4:eaaf3000 [ 1331.256262][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.256376][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.256475][ T32] r5:8505df8c r4:8505dc00 [ 1331.256522][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.256630][ T32] r7:dddced80 r6:83018000 r5:8505df8c r4:85061d00 [ 1331.256679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.256796][ T32] r10:61c88647 r9:85269800 r8:85061d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.256859][ T32] r4:85061d00 [ 1331.256907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.257006][ T32] r10:00000000 r9:85061d00 r8:8027f5e8 r7:ead79e60 r6:85296200 r5:85269800 [ 1331.257060][ T32] r4:00000001 [ 1331.257112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.257194][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1331.257254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.257319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.257383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.257448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.257498][ T32] r4:85298300 [ 1331.258390][ T32] INFO: task kworker/0:267:4348 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.258489][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.258633][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.258750][ T32] Call trace: [ 1331.258869][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.258980][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.259036][ T32] r4:00000000 [ 1331.259134][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.259238][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1331.259452][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1331.260070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1331.260900][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 7 printk messages dropped ** [ 1331.261621][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 8 printk messages dropped ** [ 1331.287484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1331.287677][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.287876][ T32] Call trace: [ 1331.287985][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.288110][ T32] r10:829188dc r9:ead91d84 r8:00000002 r7:60000113 r6:ead91d8c r5:8526bc00 [ 1331.288168][ T32] r4:8526bc00 [ 1331.288274][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.288374][ T32] r5:8526bc00 r4:829188d8 [ 1331.288426][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.288517][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.288618][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [ 1331.288675][ T32] r4:00000000 [ 1331.288722][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.288808][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.288926][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.289027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298580 [ 1331.289099][ T32] r4:00000000 [ 1331.289181][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.289289][ T32] r9:83018005 r8:8526bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1331.289354][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.289492][ T32] r5:00001000 r4:eaa9b000 [ 1331.289556][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.289646][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.289736][ T32] r5:8505d38c r4:8505d000 [ 1331.289783][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.289929][ T32] r7:dddced80 r6:83018000 r5:8505d38c r4:85061980 [ 1331.290022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.290141][ T32] r10:61c88647 r9:8526bc00 r8:850619ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.290198][ T32] r4:85061980 [ 1331.290259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.290394][ T32] r10:00000000 r9:85061980 r8:8027f5e8 r7:ead89e60 r6:85296280 r5:8526bc00 [ 1331.290480][ T32] r4:00000001 [ 1331.290536][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.290695][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.315474][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1331.316150][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.316524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 7 printk messages dropped ** [ 1331.317276][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1331.317655][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.317754][ T32] r4:846ded00 [ 1331.317836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.317944][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.318038][ T32] r4:00000001 [ 1331.318100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.318184][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.318247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.318316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.318380][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.318448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.318506][ T32] r4:84a7ddc0 [ 1331.318582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.318675][ T32] INFO: task kworker/0:269:4352 blocked for more than 457 seconds. [ 1331.318764][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.318836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.318891][ T32] task:kworker/0:269 state:D stack:0 pid:4352 tgid:4352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.318998][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.319101][ T32] Call trace: [ 1331.319219][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.319322][ T32] r10:829188dc r9:ead99d84 r8:00000002 r7:60000113 r6:ead99d8c r5:8526c800 [ 1331.319377][ T32] r4:8526c800 [ 1331.319445][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.319546][ T32] r5:8526c800 r4:829188d8 [ 1331.319598][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.319686][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.319825][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead99e08 [ 1331.319943][ T32] r4:00000000 [ 1331.320034][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.320136][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.320222][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.320329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298640 [ 1331.320384][ T32] r4:00000000 [ 1331.320434][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.320534][ T32] r9:83018005 r8:8526c800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1331.320613][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.320711][ T32] r5:00001000 r4:eaaa9000 [ 1331.320760][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.320881][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.320989][ T32] r5:8505d78c r4:8505d400 [ 1331.321063][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.321227][ T32] r7:dddced80 r6:83018000 r5:8505d78c r4:85061e00 [ 1331.321337][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.321456][ T32] r10:61c88647 r9:8526c800 r8:85061e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.321515][ T32] r4:85061e00 [ 1331.321584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.321729][ T32] r10:00000000 r9:85061e00 r8:8027f5e8 r7:ead89e60 r6:85296300 r5:8526c800 [ 1331.321791][ T32] r4:00000001 [ 1331.321858][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.321990][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 1331.322066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.322147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.334075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.334197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.334269][ T32] r4:85298300 [ 1331.335180][ T32] INFO: task kworker/0:269:4352 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.335291][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.335465][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.335584][ T32] Call trace: [ 1331.335661][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.335767][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.335826][ T32] r4:00000000 [ 1331.335877][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.335961][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1331.336160][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1331.336480][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1331.336653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 3 printk messages dropped ** [ 1331.336981][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.337286][ T32] r5:00001000 r4:eced5000 ** 2 printk messages dropped ** [ 1331.337534][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1331.338098][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.338171][ T32] r4:846ded00 [ 1331.338221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.338335][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.338392][ T32] r4:00000001 [ 1331.338456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.338541][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.338600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.338667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.338730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.338810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.338917][ T32] r4:84a7ddc0 [ 1331.338978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.339036][ T32] INFO: task kworker/0:270:4354 blocked for more than 457 seconds. [ 1331.339111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.339169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.339217][ T32] task:kworker/0:270 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.339419][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.339528][ T32] Call trace: [ 1331.339632][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.339732][ T32] r10:829188dc r9:eada1d84 r8:00000002 r7:60000113 r6:eada1d8c r5:8526a400 [ 1331.339792][ T32] r4:8526a400 [ 1331.339845][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.339981][ T32] r5:8526a400 r4:829188d8 [ 1331.340046][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.340144][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.340263][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [ 1331.340352][ T32] r4:00000000 [ 1331.340437][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.340538][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.340622][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.340734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298800 [ 1331.340822][ T32] r4:00000000 [ 1331.340878][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.340980][ T32] r9:83018005 r8:8526a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1331.341032][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.341148][ T32] r5:00001000 r4:eaabf000 [ 1331.341212][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.341299][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.341389][ T32] r5:8505db8c r4:8505d800 [ 1331.341476][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.341592][ T32] r7:dddced80 r6:83018000 r5:8505db8c r4:85061d80 [ 1331.341646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.341751][ T32] r10:61c88647 r9:8526a400 r8:85061dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.341806][ T32] r4:85061d80 [ 1331.341881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.342055][ T32] r10:00000000 r9:85061d80 r8:8027f5e8 r7:ead89e60 r6:85296380 r5:8526a400 [ 1331.342127][ T32] r4:00000001 [ 1331.366111][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.366287][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) [ 1331.366358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.366427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.366490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.366560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.366614][ T32] r4:85298680 [ 1331.367485][ T32] INFO: task kworker/0:270:4354 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.367624][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.367908][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.368027][ T32] Call trace: [ 1331.368113][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.368223][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.368283][ T32] r4:00000000 [ 1331.368333][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.368420][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.368488][ T32] 1d20: 9f873000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.368573][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.368653][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.368745][ T32] r5:80000013 r4:80239bb0 [ 1331.368829][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.368961][ T32] r4:82ac11e4 [ 1331.369040][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.369158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.369225][ T32] r4:e05e1dc0 [ 1331.369314][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1331.369735][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 4 printk messages dropped ** [ 1331.370185][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1331.370488][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1331.370775][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 5 printk messages dropped ** [ 1331.371228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.371368][ T32] r4:84a7ddc0 [ 1331.371419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.371482][ T32] INFO: task kworker/0:271:4356 blocked for more than 457 seconds. [ 1331.371551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.371612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.371681][ T32] task:kworker/0:271 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.371803][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.371909][ T32] Call trace: [ 1331.372001][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.372117][ T32] r10:829188dc r9:eada9d84 r8:00000002 r7:60000013 r6:eada9d8c r5:8526b000 [ 1331.390725][ T32] r4:8526b000 [ 1331.390815][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.390938][ T32] r5:8526b000 r4:829188d8 [ 1331.390989][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.391095][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.391217][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 1331.391287][ T32] r4:00000000 [ 1331.391369][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.391493][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.391588][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.391691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298980 [ 1331.391748][ T32] r4:00000000 [ 1331.391799][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.391951][ T32] r9:83018005 r8:8526b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1331.392023][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.402799][ T32] r5:00001000 r4:eaadd000 [ 1331.402940][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.403067][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.403203][ T32] r5:8505e38c r4:8505e000 [ 1331.403290][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.403456][ T32] r7:dddced80 r6:83018000 r5:8505e38c r4:85061e80 [ 1331.403517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.403634][ T32] r10:61c88647 r9:8526b000 r8:85061eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.403702][ T32] r4:85061e80 [ 1331.403766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.403873][ T32] r10:00000000 r9:85061e80 r8:8027f5e8 r7:ead89e60 r6:85296400 r5:8526b000 [ 1331.403928][ T32] r4:00000001 [ 1331.403978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.404096][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 1331.404172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.404254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.404353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.404434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.404490][ T32] r4:85298900 [ 1331.405443][ T32] INFO: task kworker/0:271:4356 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.405540][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.405736][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.405898][ T32] Call trace: [ 1331.406096][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.406250][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.406315][ T32] r4:00000000 [ 1331.406365][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.406451][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.406518][ T32] 1d20: 9fbe1000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.406587][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.406647][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.406703][ T32] r5:80000013 r4:80239bb0 [ 1331.406752][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.406851][ T32] r4:82ac11e4 [ 1331.406973][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.407080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.407172][ T32] r4:e05e1dc0 [ 1331.407228][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.407324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.407430][ T32] r4:00000000 [ 1331.407485][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.407588][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.407639][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.407758][ T32] r5:00001000 r4:eced5000 [ 1331.407861][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.407961][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.408054][ T32] r5:85c3938c r4:85c39000 [ 1331.408131][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.408240][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.408293][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.408393][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.408447][ T32] r4:846ded00 [ 1331.408511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.408648][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.408716][ T32] r4:00000001 [ 1331.408852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.408941][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.409003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.409092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.409208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.409281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.409346][ T32] r4:84a7ddc0 [ 1331.409397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.409459][ T32] INFO: task kworker/0:272:4359 blocked for more than 457 seconds. [ 1331.409528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.409587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.409638][ T32] task:kworker/0:272 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.409759][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.409920][ T32] Call trace: [ 1331.410041][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.410155][ T32] r10:829188dc r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:8526d400 [ 1331.410214][ T32] r4:8526d400 [ 1331.410279][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.410383][ T32] r5:8526d400 r4:829188d8 [ 1331.410437][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.410567][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.410702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 [ 1331.410760][ T32] r4:00000000 [ 1331.410807][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.410899][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.410995][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.411097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85252640 [ 1331.411154][ T32] r4:00000000 [ 1331.411200][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.411293][ T32] r9:83018005 r8:8526d400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1331.411342][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.411431][ T32] r5:00001000 r4:eab33000 [ 1331.411488][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.411570][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.411673][ T32] r5:8505f78c r4:8505f400 [ 1331.411723][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.411841][ T32] r7:dddced80 r6:83018000 r5:8505f78c r4:84b3c100 [ 1331.411901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.412007][ T32] r10:61c88647 r9:8526d400 r8:84b3c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.412069][ T32] r4:84b3c100 [ 1331.412127][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.432884][ T32] r10:00000000 r9:84b3c100 r8:8027f5e8 r7:ead89e60 r6:85296480 r5:8526d400 [ 1331.432977][ T32] r4:00000001 [ 1331.433068][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.433197][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 1331.433281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.433403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.433483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.433549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.433601][ T32] r4:85298740 [ 1331.434576][ T32] INFO: task kworker/0:272:4359 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.434671][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.434853][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.434977][ T32] Call trace: [ 1331.435054][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.435202][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.435269][ T32] r4:00000000 [ 1331.435340][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.435435][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.435517][ T32] 1d20: 9fe03000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.435588][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.435646][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.435706][ T32] r5:80000013 r4:80239bb0 [ 1331.435761][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.435874][ T32] r4:82ac11e4 [ 1331.435948][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.436078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.436150][ T32] r4:e05e1dc0 [ 1331.436200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.436302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.436373][ T32] r4:00000000 [ 1331.436424][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.436525][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.436579][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.436693][ T32] r5:00001000 r4:eced5000 [ 1331.436772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.436876][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.436987][ T32] r5:85c3938c r4:85c39000 [ 1331.437041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.437195][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.437286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.437423][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.437539][ T32] r4:846ded00 [ 1331.437599][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.437792][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.437867][ T32] r4:00000001 [ 1331.437917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.438032][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.438159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.438234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.438325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.438396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.438449][ T32] r4:84a7ddc0 [ 1331.438501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.438583][ T32] INFO: task kworker/0:273:4360 blocked for more than 457 seconds. [ 1331.438652][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.438730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.438797][ T32] task:kworker/0:273 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.438901][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.439049][ T32] Call trace: [ 1331.439175][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.439281][ T32] r10:829188dc r9:eadb9d84 r8:00000002 r7:60000013 r6:eadb9d8c r5:8526e000 [ 1331.439336][ T32] r4:8526e000 [ 1331.439384][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.439473][ T32] r5:8526e000 r4:829188d8 [ 1331.439534][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.439689][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.439844][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 1331.439908][ T32] r4:00000000 [ 1331.440031][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.440145][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.440255][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.440369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298bc0 [ 1331.440430][ T32] r4:00000000 [ 1331.440505][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.440609][ T32] r9:83018005 r8:8526e000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.440664][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.440754][ T32] r5:00001000 r4:eab07000 [ 1331.440817][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.440914][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.441007][ T32] r5:8505e78c r4:8505e400 [ 1331.441069][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.441201][ T32] r7:dddced80 r6:83018000 r5:8505e78c r4:84b3c080 [ 1331.441274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.441378][ T32] r10:61c88647 r9:8526e000 r8:84b3c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.441431][ T32] r4:84b3c080 [ 1331.441477][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.441573][ T32] r10:00000000 r9:84b3c080 r8:8027f5e8 r7:eadb5e60 r6:85296500 r5:8526e000 [ 1331.441629][ T32] r4:00000001 [ 1331.441679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.441778][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 1331.441854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.441954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.442100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.466240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.466398][ T32] r4:85298740 [ 1331.467362][ T32] INFO: task kworker/0:273:4360 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.467454][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.467693][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.467862][ T32] Call trace: [ 1331.467940][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.468064][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.468124][ T32] r4:00000000 [ 1331.468189][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.468301][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.468383][ T32] 1d20: 9ffa7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.468456][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.468518][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.468578][ T32] r5:80000013 r4:80239bb0 [ 1331.468626][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.468720][ T32] r4:82ac11e4 [ 1331.468768][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.468866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.468929][ T32] r4:e05e1dc0 [ 1331.468997][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.469098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.469165][ T32] r4:00000000 [ 1331.469220][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.469337][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.469391][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.469486][ T32] r5:00001000 r4:eced5000 [ 1331.469534][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.469624][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.469715][ T32] r5:85c3938c r4:85c39000 [ 1331.469762][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.469875][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.469932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.470064][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.470131][ T32] r4:846ded00 [ 1331.470179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.470275][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.470325][ T32] r4:00000001 [ 1331.470367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.470444][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.470523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.470596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.470670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.470731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.470782][ T32] r4:84a7ddc0 [ 1331.470834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.470909][ T32] INFO: task kworker/0:274:4363 blocked for more than 457 seconds. [ 1331.470984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.471041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.471106][ T32] task:kworker/0:274 state:D stack:0 pid:4363 tgid:4363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.471206][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.471359][ T32] Call trace: [ 1331.471506][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.471604][ T32] r10:829188dc r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:851c0c00 [ 1331.471656][ T32] r4:851c0c00 [ 1331.471701][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.471802][ T32] r5:851c0c00 r4:829188d8 [ 1331.471897][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.472007][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.472102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1331.472203][ T32] r4:00000000 [ 1331.495882][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.496054][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.496147][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.496244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298d00 [ 1331.496314][ T32] r4:00000000 [ 1331.496391][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.496498][ T32] r9:83018005 r8:851c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1331.496554][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.496671][ T32] r5:00001000 r4:eab11000 [ 1331.496727][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.496816][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.496956][ T32] r5:8505eb8c r4:8505e800 [ 1331.497024][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.497128][ T32] r7:dddced80 r6:83018000 r5:8505eb8c r4:84b3c180 [ 1331.497181][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.497308][ T32] r10:61c88647 r9:851c0c00 r8:84b3c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.497377][ T32] r4:84b3c180 [ 1331.497427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.497527][ T32] r10:00000000 r9:84b3c180 r8:8027f5e8 r7:eadb5e60 r6:85296580 r5:851c0c00 [ 1331.497580][ T32] r4:00000001 [ 1331.497644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.497734][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1331.497800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.497898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.498000][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.498073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.498129][ T32] r4:852989c0 [ 1331.499001][ T32] INFO: task kworker/0:274:4363 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.499106][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.499313][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.499447][ T32] Call trace: [ 1331.499537][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.499642][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.499697][ T32] r4:00000000 [ 1331.499746][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.499843][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.499920][ T32] 1d20: a01b5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.499988][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.500054][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.500116][ T32] r5:80000013 r4:80239bb0 [ 1331.500169][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.500262][ T32] r4:82ac11e4 [ 1331.500321][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.500412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.500464][ T32] r4:e05e1dc0 [ 1331.500510][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.500624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.500695][ T32] r4:00000000 [ 1331.500745][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.500839][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.500898][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.500988][ T32] r5:00001000 r4:eced5000 [ 1331.501034][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.501187][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.501294][ T32] r5:85c3938c r4:85c39000 [ 1331.501352][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.501477][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.501538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.501719][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.501782][ T32] r4:846ded00 [ 1331.501829][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.501934][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.502008][ T32] r4:00000001 [ 1331.502058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.502167][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.519959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.520104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.520224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.520305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.520361][ T32] r4:84a7ddc0 [ 1331.520442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.520517][ T32] INFO: task kworker/0:275:4365 blocked for more than 458 seconds. [ 1331.520626][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.520699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.520751][ T32] task:kworker/0:275 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.520877][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.521000][ T32] Call trace: [ 1331.521137][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.521241][ T32] r10:829188dc r9:eadcdd84 r8:00000002 r7:60000113 r6:eadcdd8c r5:851c2400 [ 1331.521294][ T32] r4:851c2400 [ 1331.521379][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.521500][ T32] r5:851c2400 r4:829188d8 [ 1331.521557][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.521647][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.521767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 [ 1331.521832][ T32] r4:00000000 [ 1331.521900][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.522007][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.522093][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.533017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298f00 [ 1331.533149][ T32] r4:00000000 [ 1331.533218][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.533353][ T32] r9:83018005 r8:851c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1331.533430][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.533534][ T32] r5:00001000 r4:eab23000 [ 1331.533608][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.533749][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.533861][ T32] r5:8505f38c r4:8505f000 [ 1331.533914][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.534050][ T32] r7:dddced80 r6:83018000 r5:8505f38c r4:84b3c200 [ 1331.534110][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.534213][ T32] r10:61c88647 r9:851c2400 r8:84b3c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.534294][ T32] r4:84b3c200 [ 1331.534377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.534516][ T32] r10:00000000 r9:84b3c200 r8:8027f5e8 r7:eadb5e60 r6:85296600 r5:851c2400 [ 1331.534578][ T32] r4:00000001 [ 1331.534639][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.534723][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1331.534913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.534992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.535056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.535146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.535230][ T32] r4:85298d40 [ 1331.536159][ T32] INFO: task kworker/0:275:4365 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.536264][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.536440][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.536578][ T32] Call trace: [ 1331.536673][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.536783][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.536841][ T32] r4:00000000 [ 1331.536900][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.536987][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.537049][ T32] 1d20: a048a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.537131][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.537197][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.537256][ T32] r5:80000013 r4:80239bb0 [ 1331.537303][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.537389][ T32] r4:82ac11e4 [ 1331.537436][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.537547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.537705][ T32] r4:e05e1dc0 [ 1331.537765][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.537862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.537919][ T32] r4:00000000 [ 1331.537986][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.538086][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.538149][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.538247][ T32] r5:00001000 r4:eced5000 [ 1331.538311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.538414][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.538511][ T32] r5:85c3938c r4:85c39000 [ 1331.538561][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.538664][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.538718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.538820][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.538883][ T32] r4:846ded00 [ 1331.538947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.539064][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.539148][ T32] r4:00000001 [ 1331.539199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.539301][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.539423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.539506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.539569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.539658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.539729][ T32] r4:84a7ddc0 [ 1331.539830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.539947][ T32] INFO: task kworker/0:276:4367 blocked for more than 458 seconds. [ 1331.540053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.540144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.540201][ T32] task:kworker/0:276 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.540332][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.540447][ T32] Call trace: [ 1331.540558][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.540696][ T32] r10:829188dc r9:eadd5d84 r8:00000002 r7:60000113 r6:eadd5d8c r5:851c0000 [ 1331.540780][ T32] r4:851c0000 [ 1331.540853][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.540969][ T32] r5:851c0000 r4:829188d8 [ 1331.541044][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.541149][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.541246][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 [ 1331.541298][ T32] r4:00000000 [ 1331.541349][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.541478][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.541563][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.541655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29800 [ 1331.541724][ T32] r4:00000000 [ 1331.541797][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.541904][ T32] r9:83018005 r8:851c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.541957][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.542064][ T32] r5:00001000 r4:eabf7000 [ 1331.542114][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.567531][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.567803][ T32] r5:8518cf8c r4:8518cc00 [ 1331.567878][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.567987][ T32] r7:dddced80 r6:83018000 r5:8518cf8c r4:84b3c280 [ 1331.568041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.568156][ T32] r10:61c88647 r9:851c0000 r8:84b3c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.568234][ T32] r4:84b3c280 [ 1331.568290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.568391][ T32] r10:00000000 r9:84b3c280 r8:8027f5e8 r7:eadb5e60 r6:85296680 r5:851c0000 [ 1331.568444][ T32] r4:00000001 [ 1331.568511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.568596][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) [ 1331.568668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.568771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.568871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.568963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.569024][ T32] r4:85298f40 [ 1331.569959][ T32] INFO: task kworker/0:276:4367 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.570092][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.570262][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.570405][ T32] Call trace: [ 1331.570510][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.570634][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.570692][ T32] r4:00000000 [ 1331.570770][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.570878][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.570950][ T32] 1d20: a0642000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.571018][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.571096][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.571159][ T32] r5:80000013 r4:80239bb0 [ 1331.571222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.571335][ T32] r4:82ac11e4 [ 1331.571416][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.571514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.571600][ T32] r4:e05e1dc0 [ 1331.571666][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.571768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.571822][ T32] r4:00000000 [ 1331.571874][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.571984][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.572063][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.584289][ T32] r5:00001000 r4:eced5000 [ 1331.584423][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.584563][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.584695][ T32] r5:85c3938c r4:85c39000 [ 1331.584770][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.584895][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.584966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.585079][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.585145][ T32] r4:846ded00 [ 1331.585196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.585316][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.585394][ T32] r4:00000001 [ 1331.585448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.585535][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.585620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.585693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.585761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.585851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.585912][ T32] r4:84a7ddc0 [ 1331.585994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.586090][ T32] INFO: task kworker/0:277:4368 blocked for more than 458 seconds. [ 1331.586166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.586222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.586292][ T32] task:kworker/0:277 state:D stack:0 pid:4368 tgid:4368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.586441][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.586549][ T32] Call trace: [ 1331.586622][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.586728][ T32] r10:829188dc r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:851c1800 [ 1331.586784][ T32] r4:851c1800 [ 1331.586834][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.586923][ T32] r5:851c1800 r4:829188d8 [ 1331.586997][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.587109][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.587210][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1331.587264][ T32] r4:00000000 [ 1331.587312][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.587417][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.587520][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.587618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298ac0 [ 1331.587697][ T32] r4:00000000 [ 1331.587811][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.587924][ T32] r9:83018005 r8:851c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.587987][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.588104][ T32] r5:00001000 r4:eab4d000 [ 1331.588176][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.588290][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.588392][ T32] r5:8505ef8c r4:8505ec00 [ 1331.588457][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.588561][ T32] r7:dddced80 r6:83018000 r5:8505ef8c r4:84b3c300 [ 1331.588612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.588710][ T32] r10:61c88647 r9:851c1800 r8:84b3c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.588789][ T32] r4:84b3c300 [ 1331.588853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.588951][ T32] r10:00000000 r9:84b3c300 r8:8027f5e8 r7:eadd5e60 r6:85296700 r5:851c1800 [ 1331.589006][ T32] r4:00000001 [ 1331.589055][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.589143][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1331.589220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.589309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.589380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.589451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.589504][ T32] r4:85298f80 [ 1331.590420][ T32] INFO: task kworker/0:277:4368 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.590513][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.590649][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.590754][ T32] Call trace: [ 1331.590828][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.590941][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.590996][ T32] r4:00000000 [ 1331.591042][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.591154][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.591248][ T32] 1d20: a0642000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.591336][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.591411][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.591487][ T32] r5:80000013 r4:80239bb0 [ 1331.591543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.591638][ T32] r4:82ac11e4 [ 1331.591692][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.591792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.591878][ T32] r4:e05e1dc0 [ 1331.591935][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.592054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.592144][ T32] r4:00000000 [ 1331.613342][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.613531][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.613593][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.613697][ T32] r5:00001000 r4:eced5000 [ 1331.613747][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.613832][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.613931][ T32] r5:85c3938c r4:85c39000 [ 1331.614007][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.614120][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.614191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.614313][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.614369][ T32] r4:846ded00 [ 1331.614418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.614539][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.614623][ T32] r4:00000001 [ 1331.614713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.614825][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.614916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.614986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.615067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.615146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.615200][ T32] r4:84a7ddc0 [ 1331.615258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.615322][ T32] INFO: task kworker/0:278:4370 blocked for more than 458 seconds. [ 1331.615386][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.615463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.615521][ T32] task:kworker/0:278 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.615691][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.615805][ T32] Call trace: [ 1331.615902][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.616015][ T32] r10:829188dc r9:eade1d84 r8:00000002 r7:60000113 r6:eade1d8c r5:851c4800 [ 1331.616104][ T32] r4:851c4800 [ 1331.616164][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.616271][ T32] r5:851c4800 r4:829188d8 [ 1331.616341][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.616434][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.616536][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1331.616604][ T32] r4:00000000 [ 1331.616675][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.616767][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.616852][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.616968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29140 [ 1331.617053][ T32] r4:00000000 [ 1331.617116][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.617240][ T32] r9:83018005 r8:851c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1331.617298][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.617389][ T32] r5:00001000 r4:eabb3000 [ 1331.617453][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.617558][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.617649][ T32] r5:8505ff8c r4:8505fc00 [ 1331.617720][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.617822][ T32] r7:dddced80 r6:83018000 r5:8505ff8c r4:84b3c000 [ 1331.617892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.618023][ T32] r10:61c88647 r9:851c4800 r8:84b3c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.618127][ T32] r4:84b3c000 [ 1331.618185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.618305][ T32] r10:00000000 r9:84b3c000 r8:8027f5e8 r7:eadd5e60 r6:85296780 r5:851c4800 [ 1331.618374][ T32] r4:00000001 [ 1331.618432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.618536][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) [ 1331.618605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.618676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.618744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.618811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.618916][ T32] r4:85298fc0 [ 1331.619905][ T32] INFO: task kworker/0:278:4370 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.620009][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.620158][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.620261][ T32] Call trace: [ 1331.620364][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.620493][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.620566][ T32] r4:00000000 [ 1331.620616][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.620704][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.620770][ T32] 1d20: a084c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.620838][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.620902][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.620962][ T32] r5:80000013 r4:80239bb0 [ 1331.621014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.621110][ T32] r4:82ac11e4 [ 1331.621160][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.621253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.621309][ T32] r4:e05e1dc0 [ 1331.621377][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.621532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.621628][ T32] r4:00000000 [ 1331.621707][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.621818][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.621909][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.622035][ T32] r5:00001000 r4:eced5000 [ 1331.622093][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.650671][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.650848][ T32] r5:85c3938c r4:85c39000 [ 1331.650900][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.651071][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.651134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.651244][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.651303][ T32] r4:846ded00 [ 1331.651353][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.651455][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.651511][ T32] r4:00000001 [ 1331.651562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.651662][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.651750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.651903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.651995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.652072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.652141][ T32] r4:84a7ddc0 [ 1331.652219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.662806][ T32] INFO: task kworker/0:279:4372 blocked for more than 458 seconds. [ 1331.662941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.663002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.663055][ T32] task:kworker/0:279 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.663246][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.663367][ T32] Call trace: [ 1331.663464][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.663576][ T32] r10:829188dc r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:851c3c00 [ 1331.663649][ T32] r4:851c3c00 [ 1331.663717][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.663818][ T32] r5:851c3c00 r4:829188d8 [ 1331.663874][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.663963][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.664060][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 1331.664163][ T32] r4:00000000 [ 1331.664224][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.664308][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.664420][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.664522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29340 [ 1331.664578][ T32] r4:00000000 [ 1331.664630][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.664735][ T32] r9:83018005 r8:851c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.664812][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.664914][ T32] r5:00001000 r4:eabc7000 [ 1331.664966][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.665053][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.665156][ T32] r5:8505fb8c r4:8505f800 [ 1331.665204][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.665303][ T32] r7:dddced80 r6:83018000 r5:8505fb8c r4:84b3c480 [ 1331.665353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.665473][ T32] r10:61c88647 r9:851c3c00 r8:84b3c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.665547][ T32] r4:84b3c480 [ 1331.665652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.665780][ T32] r10:00000000 r9:84b3c480 r8:8027f5e8 r7:eadd5e60 r6:85296800 r5:851c3c00 [ 1331.665852][ T32] r4:00000001 [ 1331.665914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.666071][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) [ 1331.666151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.666219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.666279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.666356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.666410][ T32] r4:84b29180 [ 1331.667324][ T32] INFO: task kworker/0:279:4372 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.667449][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.667663][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.667816][ T32] Call trace: [ 1331.667901][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.668011][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.668167][ T32] r4:00000000 [ 1331.668235][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.668328][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.668392][ T32] 1d20: a0b5b000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.668478][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.668543][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.668611][ T32] r5:80000013 r4:80239bb0 [ 1331.668660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.668760][ T32] r4:82ac11e4 [ 1331.668815][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.668910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.668987][ T32] r4:e05e1dc0 [ 1331.669092][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.669192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.669272][ T32] r4:00000000 [ 1331.669352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.669460][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.669516][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.669629][ T32] r5:00001000 r4:eced5000 [ 1331.669694][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.669787][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.669904][ T32] r5:85c3938c r4:85c39000 [ 1331.669962][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.670099][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.670151][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.670256][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.670310][ T32] r4:846ded00 [ 1331.670394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.670504][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.670557][ T32] r4:00000001 [ 1331.670604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.670680][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.670757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.670829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.670898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.671063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.671176][ T32] r4:84a7ddc0 [ 1331.671244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.671304][ T32] INFO: task kworker/0:280:4374 blocked for more than 458 seconds. [ 1331.671386][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.671461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.671516][ T32] task:kworker/0:280 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.671695][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.671819][ T32] Call trace: [ 1331.671901][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.672023][ T32] r10:829188dc r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:851c3000 [ 1331.672186][ T32] r4:851c3000 [ 1331.692990][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.693171][ T32] r5:851c3000 r4:829188d8 [ 1331.693239][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.693334][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.693437][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 1331.693491][ T32] r4:00000000 [ 1331.693560][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.693665][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.693757][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.693855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29440 [ 1331.693912][ T32] r4:00000000 [ 1331.693960][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.694101][ T32] r9:83018005 r8:851c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1331.694196][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.694303][ T32] r5:00001000 r4:eabd5000 [ 1331.694369][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.694463][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.694570][ T32] r5:8518c38c r4:8518c000 [ 1331.694626][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.694726][ T32] r7:dddced80 r6:83018000 r5:8518c38c r4:84b3c500 [ 1331.694779][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.694878][ T32] r10:61c88647 r9:851c3000 r8:84b3c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.694931][ T32] r4:84b3c500 [ 1331.694979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.695095][ T32] r10:00000000 r9:84b3c500 r8:8027f5e8 r7:eadd5e60 r6:85296880 r5:851c3000 [ 1331.695156][ T32] r4:00000001 [ 1331.695205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.695292][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1331.695362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.695446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.695521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.695589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.695645][ T32] r4:84b29380 [ 1331.696515][ T32] INFO: task kworker/0:280:4374 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.696598][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.696772][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.696878][ T32] Call trace: [ 1331.697000][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.697122][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.697176][ T32] r4:00000000 [ 1331.697224][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.697307][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.697392][ T32] 1d20: a0ccc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.697480][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.697551][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.697611][ T32] r5:80000013 r4:80239bb0 [ 1331.697661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.697752][ T32] r4:82ac11e4 [ 1331.697801][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.697899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.697954][ T32] r4:e05e1dc0 [ 1331.698032][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.698176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.698239][ T32] r4:00000000 [ 1331.698288][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.698392][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.698483][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.698585][ T32] r5:00001000 r4:eced5000 [ 1331.698633][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.698721][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.698826][ T32] r5:85c3938c r4:85c39000 [ 1331.698884][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.698996][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.699048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.699174][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.699231][ T32] r4:846ded00 [ 1331.699305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.699413][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.699483][ T32] r4:00000001 [ 1331.699539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.699619][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.699699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.699771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.699835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.699903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.699955][ T32] r4:84a7ddc0 [ 1331.700005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.700104][ T32] INFO: task kworker/0:281:4376 blocked for more than 458 seconds. [ 1331.700187][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.700244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.700296][ T32] task:kworker/0:281 state:D stack:0 pid:4376 tgid:4376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.700394][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.700515][ T32] Call trace: [ 1331.700609][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.700726][ T32] r10:829188dc r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:84883000 [ 1331.700785][ T32] r4:84883000 [ 1331.700856][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.700951][ T32] r5:84883000 r4:829188d8 [ 1331.701000][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.701089][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.701190][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1331.701242][ T32] r4:00000000 [ 1331.701286][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.701397][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.701513][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.701628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29600 [ 1331.701707][ T32] r4:00000000 [ 1331.701764][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.701886][ T32] r9:83018005 r8:84883000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1331.701947][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.702072][ T32] r5:00001000 r4:eabe7000 [ 1331.702192][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.730501][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.730671][ T32] r5:8518c78c r4:8518c400 [ 1331.730726][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.730882][ T32] r7:dddced80 r6:83018000 r5:8518c78c r4:84b3c380 [ 1331.730958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.731102][ T32] r10:61c88647 r9:84883000 r8:84b3c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.731198][ T32] r4:84b3c380 [ 1331.731274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.731399][ T32] r10:00000000 r9:84b3c380 r8:8027f5e8 r7:eadd5e60 r6:84b3c400 r5:84883000 [ 1331.731461][ T32] r4:00000001 [ 1331.731510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.731599][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1331.731671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.731759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.731832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.731904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.731962][ T32] r4:84b29480 [ 1331.743490][ T32] INFO: task kworker/0:281:4376 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.743626][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.743855][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.743981][ T32] Call trace: [ 1331.744080][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.744207][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.744280][ T32] r4:00000000 [ 1331.744347][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.744457][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.744547][ T32] 1d20: a1050000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.744622][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.744704][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.744783][ T32] r5:80000013 r4:80239bb0 [ 1331.744844][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.745026][ T32] r4:82ac11e4 [ 1331.745097][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.745196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.745337][ T32] r4:e05e1dc0 [ 1331.745401][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.745503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.745556][ T32] r4:00000000 [ 1331.745606][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.745709][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.745778][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.745876][ T32] r5:00001000 r4:eced5000 [ 1331.745945][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.746081][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.746188][ T32] r5:85c3938c r4:85c39000 [ 1331.746256][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.746367][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.746416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.746536][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.746598][ T32] r4:846ded00 [ 1331.746648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.746747][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.746799][ T32] r4:00000001 [ 1331.746852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.746960][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.747040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.747117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.747179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.747246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.747298][ T32] r4:84a7ddc0 [ 1331.747365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.747470][ T32] INFO: task kworker/0:282:4380 blocked for more than 458 seconds. [ 1331.747554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.747611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.747661][ T32] task:kworker/0:282 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.747813][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.747932][ T32] Call trace: [ 1331.748002][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.748137][ T32] r10:829188dc r9:eadf9d84 r8:00000002 r7:60000113 r6:eadf9d8c r5:84883c00 [ 1331.748211][ T32] r4:84883c00 [ 1331.748263][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.748361][ T32] r5:84883c00 r4:829188d8 [ 1331.748420][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.748551][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.748659][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 [ 1331.748716][ T32] r4:00000000 [ 1331.748765][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.748853][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.748930][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.749021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29a80 [ 1331.749074][ T32] r4:00000000 [ 1331.749134][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.749240][ T32] r9:83018005 r8:84883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1331.749314][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.749456][ T32] r5:00001000 r4:eac1b000 [ 1331.749519][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.749643][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.749746][ T32] r5:8518d38c r4:8518d000 [ 1331.749793][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.749893][ T32] r7:dddced80 r6:83018000 r5:8518d38c r4:84b3c580 [ 1331.749943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.750065][ T32] r10:61c88647 r9:84883c00 r8:84b3c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.750126][ T32] r4:84b3c580 [ 1331.750177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.750275][ T32] r10:00000000 r9:84b3c580 r8:8027f5e8 r7:eadd5e60 r6:84b3c600 r5:84883c00 [ 1331.750350][ T32] r4:00000001 [ 1331.750413][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.750493][ T32] Exception stack(0xeadf9fb0 to 0xeadf9ff8) [ 1331.750569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.750674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.750745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.750812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.750880][ T32] r4:84b29740 [ 1331.751445][ T32] INFO: task kworker/0:282:4380 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.751523][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.751660][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.751764][ T32] Call trace: [ 1331.751912][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.752035][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.752146][ T32] r4:00000000 [ 1331.776541][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.776737][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.776816][ T32] 1d20: a12b0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.776897][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.776977][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.777043][ T32] r5:80000013 r4:80239bb0 [ 1331.777104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.777205][ T32] r4:82ac11e4 [ 1331.777256][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.777369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.777433][ T32] r4:e05e1dc0 [ 1331.777482][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.777629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.777719][ T32] r4:00000000 [ 1331.777800][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.777927][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.778015][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.778131][ T32] r5:00001000 r4:eced5000 [ 1331.778198][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.778317][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.778435][ T32] r5:85c3938c r4:85c39000 [ 1331.778492][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.778635][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.778714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.778850][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.778910][ T32] r4:846ded00 [ 1331.778960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.779075][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.779141][ T32] r4:00000001 [ 1331.779195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.779312][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.779381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.779462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.779529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.779600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.779655][ T32] r4:84a7ddc0 [ 1331.779711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.779776][ T32] INFO: task kworker/0:283:4381 blocked for more than 458 seconds. [ 1331.779851][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.779912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.779966][ T32] task:kworker/0:283 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.780142][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.780252][ T32] Call trace: [ 1331.780352][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.780454][ T32] r10:829188dc r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:84884800 [ 1331.780530][ T32] r4:84884800 [ 1331.780617][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.780721][ T32] r5:84884800 r4:829188d8 [ 1331.780783][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.780926][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.781038][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 1331.781099][ T32] r4:00000000 [ 1331.781149][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.781285][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.781374][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.781467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29880 [ 1331.781520][ T32] r4:00000000 [ 1331.781568][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.781671][ T32] r9:83018005 r8:84884800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1331.781724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.781848][ T32] r5:00001000 r4:eac09000 [ 1331.781905][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.782029][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.782184][ T32] r5:8518cb8c r4:8518c800 [ 1331.803128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.803340][ T32] r7:dddced80 r6:83018000 r5:8518cb8c r4:84b3c680 [ 1331.803412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.803516][ T32] r10:61c88647 r9:84884800 r8:84b3c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.803579][ T32] r4:84b3c680 [ 1331.803626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.803740][ T32] r10:00000000 r9:84b3c680 r8:8027f5e8 r7:eadf9e60 r6:84b3c700 r5:84884800 [ 1331.803806][ T32] r4:00000001 [ 1331.803873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.803964][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1331.804060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.804151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.804224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.804313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.804395][ T32] r4:84b29740 [ 1331.805308][ T32] INFO: task kworker/0:283:4381 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.805403][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.805601][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.805742][ T32] Call trace: [ 1331.805839][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.805953][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.806051][ T32] r4:00000000 [ 1331.806110][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.806199][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.806288][ T32] 1d20: a1585000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.806364][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.806426][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.806515][ T32] r5:80000013 r4:80239bb0 [ 1331.806581][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.806677][ T32] r4:82ac11e4 [ 1331.806726][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.806825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.806906][ T32] r4:e05e1dc0 [ 1331.806988][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.807103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.807164][ T32] r4:00000000 [ 1331.807212][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.807313][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.807366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.807458][ T32] r5:00001000 r4:eced5000 [ 1331.807507][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.807596][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.807693][ T32] r5:85c3938c r4:85c39000 [ 1331.807770][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.807895][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.807962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.808065][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.808134][ T32] r4:846ded00 [ 1331.808189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.808290][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.808345][ T32] r4:00000001 [ 1331.808441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.808550][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.808621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.808691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.808758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.808848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.808919][ T32] r4:84a7ddc0 [ 1331.808973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.809080][ T32] INFO: task kworker/0:284:4383 blocked for more than 458 seconds. [ 1331.809185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.809248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.809325][ T32] task:kworker/0:284 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.809451][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.809615][ T32] Call trace: [ 1331.809737][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.809830][ T32] r10:829188dc r9:eadfdd84 r8:00000002 r7:60000113 r6:eadfdd8c r5:84885400 [ 1331.809884][ T32] r4:84885400 [ 1331.809934][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.810075][ T32] r5:84885400 r4:829188d8 [ 1331.810149][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.810241][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.810347][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 1331.810404][ T32] r4:00000000 [ 1331.810457][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.810548][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.810638][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.810737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29ec0 [ 1331.810803][ T32] r4:00000000 [ 1331.810866][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.810964][ T32] r9:83018005 r8:84885400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1331.811016][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.811122][ T32] r5:00001000 r4:dfc03000 [ 1331.811170][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.811260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.811350][ T32] r5:8518df8c r4:8518dc00 [ 1331.811396][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.811493][ T32] r7:dddced80 r6:83018000 r5:8518df8c r4:84b3c780 [ 1331.811567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.811722][ T32] r10:61c88647 r9:84885400 r8:84b3c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.811813][ T32] r4:84b3c780 [ 1331.811874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.811985][ T32] r10:00000000 r9:84b3c780 r8:8027f5e8 r7:eadf9e60 r6:84b3c880 r5:84885400 [ 1331.812047][ T32] r4:00000001 [ 1331.812108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.837445][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1331.837563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.837647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.837716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.837791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.837852][ T32] r4:84b29480 [ 1331.838789][ T32] INFO: task kworker/0:284:4383 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.838906][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.839080][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.839230][ T32] Call trace: [ 1331.839339][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.839456][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.839529][ T32] r4:00000000 [ 1331.839607][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.839717][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.839798][ T32] 1d20: a1832000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.839893][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.839962][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.840021][ T32] r5:80000013 r4:80239bb0 [ 1331.840071][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.840179][ T32] r4:82ac11e4 [ 1331.840229][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.840329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.840411][ T32] r4:e05e1dc0 [ 1331.840470][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.840582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.840652][ T32] r4:00000000 [ 1331.840700][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.840806][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.840859][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.841028][ T32] r5:00001000 r4:eced5000 [ 1331.841094][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.841186][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.841300][ T32] r5:85c3938c r4:85c39000 [ 1331.841358][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.841460][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.841511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.841614][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.841672][ T32] r4:846ded00 [ 1331.841739][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.841854][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.841916][ T32] r4:00000001 [ 1331.841993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.842111][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.862739][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.862889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.862978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.863062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.863126][ T32] r4:84a7ddc0 [ 1331.863183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.863256][ T32] INFO: task kworker/0:285:4385 blocked for more than 458 seconds. [ 1331.863329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.863386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.863433][ T32] task:kworker/0:285 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.863554][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.863705][ T32] Call trace: [ 1331.863826][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.863940][ T32] r10:829188dc r9:eae05d84 r8:00000002 r7:60000113 r6:eae05d8c r5:84886000 [ 1331.863993][ T32] r4:84886000 [ 1331.864039][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.864134][ T32] r5:84886000 r4:829188d8 [ 1331.864182][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.864268][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.864364][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 [ 1331.864439][ T32] r4:00000000 [ 1331.864491][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.864574][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.864662][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.864756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29c00 [ 1331.864808][ T32] r4:00000000 [ 1331.864858][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.864960][ T32] r9:83018005 r8:84886000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.865013][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.865115][ T32] r5:00001000 r4:eac2b000 [ 1331.865168][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.865281][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.865386][ T32] r5:8518d78c r4:8518d400 [ 1331.865447][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.865604][ T32] r7:dddced80 r6:83018000 r5:8518d78c r4:84b3c800 [ 1331.865715][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.865818][ T32] r10:61c88647 r9:84886000 r8:84b3c82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.865877][ T32] r4:84b3c800 [ 1331.865955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.866094][ T32] r10:00000000 r9:84b3c800 r8:8027f5e8 r7:eadfde60 r6:84b3c980 r5:84886000 [ 1331.866166][ T32] r4:00000001 [ 1331.866229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.866313][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 1331.866374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.866445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.866506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.866600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.866666][ T32] r4:84b29640 [ 1331.867547][ T32] INFO: task kworker/0:285:4385 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.867686][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.867851][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.867958][ T32] Call trace: [ 1331.868056][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.868176][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.868234][ T32] r4:00000000 [ 1331.868296][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.868386][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.868450][ T32] 1d20: a1abc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.868513][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.868585][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.868645][ T32] r5:80000013 r4:80239bb0 [ 1331.868690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.868769][ T32] r4:82ac11e4 [ 1331.868812][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.868904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.868959][ T32] r4:e05e1dc0 [ 1331.869002][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.869100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.869152][ T32] r4:00000000 [ 1331.869200][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.869295][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.869356][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.869443][ T32] r5:00001000 r4:eced5000 [ 1331.869485][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.869566][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.869684][ T32] r5:85c3938c r4:85c39000 [ 1331.869740][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.869889][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.869963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.870097][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.870156][ T32] r4:846ded00 [ 1331.870259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.870387][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.870495][ T32] r4:00000001 [ 1331.870578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.870680][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.870744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.870810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.870907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.870978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.871038][ T32] r4:84a7ddc0 [ 1331.871092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.871252][ T32] INFO: task kworker/0:286:4386 blocked for more than 458 seconds. [ 1331.871329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.871388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.871470][ T32] task:kworker/0:286 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.871631][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.871758][ T32] Call trace: [ 1331.871849][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.871972][ T32] r10:829188dc r9:eae01d84 r8:00000002 r7:60000013 r6:eae01d8c r5:84886c00 [ 1331.872056][ T32] r4:84886c00 [ 1331.872121][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.893736][ T32] r5:84886c00 r4:829188d8 [ 1331.893879][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.894042][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.894274][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 1331.894344][ T32] r4:00000000 [ 1331.894394][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.894501][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.894615][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.894722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b29d40 [ 1331.894840][ T32] r4:00000000 [ 1331.894900][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.895093][ T32] r9:83018005 r8:84886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1331.895157][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.895256][ T32] r5:00001000 r4:dfa4f000 [ 1331.895303][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.895461][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.895563][ T32] r5:8518db8c r4:8518d800 [ 1331.896018][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.896137][ T32] r7:dddced80 r6:83018000 r5:8518db8c r4:84b3c900 [ 1331.896190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.896287][ T32] r10:61c88647 r9:84886c00 r8:84b3c92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.896338][ T32] r4:84b3c900 [ 1331.896386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.896486][ T32] r10:00000000 r9:84b3c900 r8:8027f5e8 r7:eadfde60 r6:84b3ca00 r5:84886c00 [ 1331.896844][ T32] r4:00000001 [ 1331.896931][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.897055][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 1331.897644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.897939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.898346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.898462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.898522][ T32] r4:84b29640 [ 1331.899455][ T32] INFO: task kworker/0:286:4386 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.899611][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.899780][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.900090][ T32] Call trace: [ 1331.900267][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.900664][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.900793][ T32] r4:00000000 [ 1331.900856][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.900941][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.901005][ T32] 1d20: a1c3e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.901076][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.901151][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.901241][ T32] r5:80000013 r4:80239bb0 [ 1331.901353][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.901454][ T32] r4:82ac11e4 [ 1331.901502][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.901597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.901702][ T32] r4:e05e1dc0 [ 1331.901760][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.901925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.902185][ T32] r4:00000000 [ 1331.902301][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.923252][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.923341][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.923473][ T32] r5:00001000 r4:eced5000 [ 1331.923522][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.923777][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.923896][ T32] r5:85c3938c r4:85c39000 [ 1331.923984][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.924098][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.924153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.924254][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.924344][ T32] r4:846ded00 [ 1331.924405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.924509][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.924559][ T32] r4:00000001 [ 1331.924606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.924690][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.924758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.924819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.924881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.924947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.925001][ T32] r4:84a7ddc0 [ 1331.925133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.925230][ T32] INFO: task kworker/0:287:4388 blocked for more than 458 seconds. [ 1331.925305][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.925361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.925412][ T32] task:kworker/0:287 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.925588][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.925749][ T32] Call trace: [ 1331.925840][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.925951][ T32] r10:829188dc r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:84881800 [ 1331.926057][ T32] r4:84881800 [ 1331.926135][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.926226][ T32] r5:84881800 r4:829188d8 [ 1331.926271][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.926358][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.926489][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1331.926544][ T32] r4:00000000 [ 1331.926622][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.926746][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.926844][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.926941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781600 [ 1331.926995][ T32] r4:00000000 [ 1331.927042][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.927206][ T32] r9:83018005 r8:84881800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1331.927283][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.927373][ T32] r5:00001000 r4:e0539000 [ 1331.927631][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.927731][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.927895][ T32] r5:8518ef8c r4:8518ec00 [ 1331.927972][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.928076][ T32] r7:dddced80 r6:83018000 r5:8518ef8c r4:84b3ca80 [ 1331.928139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.928240][ T32] r10:61c88647 r9:84881800 r8:84b3caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.928290][ T32] r4:84b3ca80 [ 1331.928335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.928471][ T32] r10:00000000 r9:84b3ca80 r8:8027f5e8 r7:eadfde60 r6:84b3cb80 r5:84881800 [ 1331.928535][ T32] r4:00000001 [ 1331.928635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.928783][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1331.928854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.928920][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.928984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.929052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.929117][ T32] r4:84b29c80 [ 1331.930157][ T32] INFO: task kworker/0:287:4388 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.930245][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.930540][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.930652][ T32] Call trace: [ 1331.930751][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.930856][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.930911][ T32] r4:00000000 [ 1331.930978][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.931068][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.931171][ T32] 1d20: a1e7a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.931249][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.931310][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.931368][ T32] r5:80000013 r4:80239bb0 [ 1331.931414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.931505][ T32] r4:82ac11e4 [ 1331.931555][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.931751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.931812][ T32] r4:e05e1dc0 [ 1331.931864][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.931963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.932076][ T32] r4:00000000 [ 1331.932164][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.962673][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.962780][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.962920][ T32] r5:00001000 r4:eced5000 [ 1331.962978][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.963070][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.963170][ T32] r5:85c3938c r4:85c39000 [ 1331.963218][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.963317][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.963368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.963465][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.963517][ T32] r4:846ded00 [ 1331.963568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.963671][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.963725][ T32] r4:00000001 [ 1331.963831][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.963981][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.964057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.964139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.964202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.964286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.964345][ T32] r4:84a7ddc0 [ 1331.964404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.964471][ T32] INFO: task kworker/0:288:4391 blocked for more than 458 seconds. [ 1331.964543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.964622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.964678][ T32] task:kworker/0:288 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.964837][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.964991][ T32] Call trace: [ 1331.965078][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.965193][ T32] r10:829188dc r9:e4941d84 r8:00000002 r7:60000113 r6:e4941d8c r5:84768000 [ 1331.965249][ T32] r4:84768000 [ 1331.965298][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.965444][ T32] r5:84768000 r4:829188d8 [ 1331.965501][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.965658][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.965765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4941e08 [ 1331.965820][ T32] r4:00000000 [ 1331.965869][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.965956][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.966125][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.966231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298f40 [ 1331.966285][ T32] r4:00000000 [ 1331.966336][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.966434][ T32] r9:83018005 r8:84768000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1331.966508][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.966648][ T32] r5:00001000 r4:e00bb000 [ 1331.966828][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.966926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.967017][ T32] r5:8518e38c r4:8518e000 [ 1331.967064][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.967338][ T32] r7:dddced80 r6:83018000 r5:8518e38c r4:84b3cb00 [ 1331.967400][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.967502][ T32] r10:61c88647 r9:84768000 r8:84b3cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.967589][ T32] r4:84b3cb00 [ 1331.967660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.967787][ T32] r10:00000000 r9:84b3cb00 r8:8027f5e8 r7:eae09e60 r6:84b3cc00 r5:84768000 [ 1331.967844][ T32] r4:00000001 [ 1331.967892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.968039][ T32] Exception stack(0xe4941fb0 to 0xe4941ff8) [ 1331.968121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.968192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.968253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.968319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.968372][ T32] r4:84b29fc0 [ 1331.969285][ T32] INFO: task kworker/0:288:4391 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1331.969367][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.969632][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.969990][ T32] Call trace: [ 1331.970091][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1331.970198][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1331.970312][ T32] r4:00000000 [ 1331.970370][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.970455][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1331.970523][ T32] 1d20: a224d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1331.970611][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1331.970677][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.970734][ T32] r5:80000013 r4:80239bb0 [ 1331.970976][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.971076][ T32] r4:82ac11e4 [ 1331.971133][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.971265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1331.971327][ T32] r4:e05e1dc0 [ 1331.971375][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.971471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1331.971543][ T32] r4:00000000 [ 1331.971765][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.971881][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1331.971969][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.972089][ T32] r5:00001000 r4:eced5000 [ 1331.972227][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.996525][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.996725][ T32] r5:85c3938c r4:85c39000 [ 1331.996783][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.996917][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1331.996977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.997090][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.997168][ T32] r4:846ded00 [ 1331.997226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.997350][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1331.997414][ T32] r4:00000001 [ 1331.997482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.997575][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1331.997656][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.997737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.997800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.997873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.997947][ T32] r4:84a7ddc0 [ 1331.998056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.998140][ T32] INFO: task kworker/0:289:4392 blocked for more than 458 seconds. [ 1331.998217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.998307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.998372][ T32] task:kworker/0:289 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.998514][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.998762][ T32] Call trace: [ 1331.998867][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1331.998989][ T32] r10:829188dc r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:84768c00 [ 1331.999068][ T32] r4:84768c00 [ 1331.999128][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1331.999236][ T32] r5:84768c00 r4:829188d8 [ 1331.999299][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.999392][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.999495][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1331.999552][ T32] r4:00000000 [ 1331.999602][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1331.999689][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.999830][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.999947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781000 [ 1332.000038][ T32] r4:00000000 [ 1332.000104][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.000211][ T32] r9:83018005 r8:84768c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.000264][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.000358][ T32] r5:00001000 r4:e013b000 [ 1332.000429][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.000541][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.000641][ T32] r5:8518e78c r4:8518e400 [ 1332.000691][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.000789][ T32] r7:dddced80 r6:83018000 r5:8518e78c r4:84b3cc80 [ 1332.000842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.000947][ T32] r10:61c88647 r9:84768c00 r8:84b3ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.001003][ T32] r4:84b3cc80 [ 1332.001052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.001157][ T32] r10:00000000 r9:84b3cc80 r8:8027f5e8 r7:eae09e60 r6:84b3cd00 r5:84768c00 [ 1332.001241][ T32] r4:00000001 [ 1332.001317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.001401][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1332.001463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.001528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.001590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.001658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.001714][ T32] r4:84b29e00 [ 1332.027414][ T32] INFO: task kworker/0:289:4392 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.027633][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.027838][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.027997][ T32] Call trace: [ 1332.028101][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.028242][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.028315][ T32] r4:00000000 [ 1332.028364][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.028451][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.028519][ T32] 1d20: a26de000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.028585][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.028684][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.028751][ T32] r5:80000013 r4:80239bb0 [ 1332.028803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.028900][ T32] r4:82ac11e4 [ 1332.028950][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.029045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.029104][ T32] r4:e05e1dc0 [ 1332.029154][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.029251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.029319][ T32] r4:00000000 [ 1332.029386][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.029527][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.029584][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.029719][ T32] r5:00001000 r4:eced5000 [ 1332.029776][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.029867][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.029997][ T32] r5:85c3938c r4:85c39000 [ 1332.030057][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.030171][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.030221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.030322][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.030374][ T32] r4:846ded00 [ 1332.030431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.030535][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.030593][ T32] r4:00000001 [ 1332.030642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.030721][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.030798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.030871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.030954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.031046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.031114][ T32] r4:84a7ddc0 [ 1332.031189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.031275][ T32] INFO: task kworker/0:290:4394 blocked for more than 458 seconds. [ 1332.031371][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.031436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.031484][ T32] task:kworker/0:290 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.031628][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.031752][ T32] Call trace: [ 1332.031852][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.031961][ T32] r10:829188dc r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:84769800 [ 1332.032039][ T32] r4:84769800 [ 1332.032107][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.040652][ T32] r5:84769800 r4:829188d8 [ 1332.040742][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.040856][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.040989][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1332.041065][ T32] r4:00000000 [ 1332.041124][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.041212][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.041302][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.041407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847812c0 [ 1332.041468][ T32] r4:00000000 [ 1332.041516][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.041641][ T32] r9:83018005 r8:84769800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.041703][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.041807][ T32] r5:00001000 r4:e019d000 [ 1332.041882][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.042014][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.042129][ T32] r5:8518eb8c r4:8518e800 [ 1332.045884][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.046125][ T32] r7:dddced80 r6:83018000 r5:8518eb8c r4:84b3cd80 [ 1332.046186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.046295][ T32] r10:61c88647 r9:84769800 r8:84b3cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.046385][ T32] r4:84b3cd80 [ 1332.046443][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.046548][ T32] r10:00000000 r9:84b3cd80 r8:8027f5e8 r7:eae09e60 r6:84b3ce80 r5:84769800 [ 1332.046618][ T32] r4:00000001 [ 1332.046690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.046782][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1332.046852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.046920][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.046983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.047049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.047126][ T32] r4:84781100 [ 1332.048055][ T32] INFO: task kworker/0:290:4394 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.048167][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.048347][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.048455][ T32] Call trace: [ 1332.048531][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.048642][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.048696][ T32] r4:00000000 [ 1332.048766][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.048861][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.048927][ T32] 1d20: a26de000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.048994][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.049098][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.049167][ T32] r5:80000013 r4:80239bb0 [ 1332.049217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.049326][ T32] r4:82ac11e4 [ 1332.049383][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.049478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.049530][ T32] r4:e05e1dc0 [ 1332.049578][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.049673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.049747][ T32] r4:00000000 [ 1332.049802][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.049907][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.049964][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.050151][ T32] r5:00001000 r4:eced5000 [ 1332.050229][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.050340][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.050452][ T32] r5:85c3938c r4:85c39000 [ 1332.050505][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.050604][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.050659][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.050754][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.050831][ T32] r4:846ded00 [ 1332.050891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.050989][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.051053][ T32] r4:00000001 [ 1332.051134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.051233][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.051307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.051375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.051435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.051500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.051548][ T32] r4:84a7ddc0 [ 1332.051596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.051690][ T32] INFO: task kworker/0:291:4396 blocked for more than 458 seconds. [ 1332.051768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.051825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.051881][ T32] task:kworker/0:291 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.052027][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.052140][ T32] Call trace: [ 1332.073300][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.073480][ T32] r10:829188dc r9:eae0dd84 r8:00000002 r7:60000013 r6:eae0dd8c r5:8476a400 [ 1332.073540][ T32] r4:8476a400 [ 1332.073591][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.073729][ T32] r5:8476a400 r4:829188d8 [ 1332.073791][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.073899][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.074069][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 1332.074130][ T32] r4:00000000 [ 1332.074170][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.074242][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.074369][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.074454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781440 [ 1332.074497][ T32] r4:00000000 [ 1332.074538][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.074641][ T32] r9:83018005 r8:8476a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1332.074697][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.074792][ T32] r5:00001000 r4:e01f5000 [ 1332.074842][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.074932][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.075030][ T32] r5:8518f38c r4:8518f000 [ 1332.075088][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.075200][ T32] r7:dddced80 r6:83018000 r5:8518f38c r4:84b3ce00 [ 1332.075280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.075401][ T32] r10:61c88647 r9:8476a400 r8:84b3ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.075460][ T32] r4:84b3ce00 [ 1332.075509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.075606][ T32] r10:00000000 r9:84b3ce00 r8:8027f5e8 r7:eae09e60 r6:84b3cf80 r5:8476a400 [ 1332.075658][ T32] r4:00000001 [ 1332.075701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.075790][ T32] Exception stack(0xeae0dfb0 to 0xeae0dff8) [ 1332.075862][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.075930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.075992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.076067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.076145][ T32] r4:84781300 [ 1332.077079][ T32] INFO: task kworker/0:291:4396 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.077185][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.077383][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.077525][ T32] Call trace: [ 1332.077623][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.077729][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.077804][ T32] r4:00000000 [ 1332.077873][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.077964][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.078069][ T32] 1d20: a2917000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.078153][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.078217][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.078298][ T32] r5:80000013 r4:80239bb0 [ 1332.078382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.078478][ T32] r4:82ac11e4 [ 1332.078553][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.078687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.078752][ T32] r4:e05e1dc0 [ 1332.078798][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.078897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.078971][ T32] r4:00000000 [ 1332.079028][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.079154][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.079289][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.079389][ T32] r5:00001000 r4:eced5000 [ 1332.079438][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.079530][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.079674][ T32] r5:85c3938c r4:85c39000 [ 1332.079734][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.079838][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.079895][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.080000][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.080077][ T32] r4:846ded00 [ 1332.080155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.080264][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.080322][ T32] r4:00000001 [ 1332.080373][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.080473][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.080557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.080634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.080726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.080805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.080864][ T32] r4:84a7ddc0 [ 1332.080918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.080986][ T32] INFO: task kworker/0:292:4398 blocked for more than 458 seconds. [ 1332.081060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.081146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.081249][ T32] task:kworker/0:292 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.081449][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.081584][ T32] Call trace: [ 1332.081684][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.081790][ T32] r10:829188dc r9:eae11d84 r8:00000002 r7:60000113 r6:eae11d8c r5:8476b000 [ 1332.081902][ T32] r4:8476b000 [ 1332.081964][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.082101][ T32] r5:8476b000 r4:829188d8 [ 1332.106947][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.107221][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.107336][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 1332.107399][ T32] r4:00000000 [ 1332.107452][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.107558][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.107655][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.107795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847818c0 [ 1332.107857][ T32] r4:00000000 [ 1332.107907][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.108010][ T32] r9:83018005 r8:8476b000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1332.108063][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.108192][ T32] r5:00001000 r4:e07df000 [ 1332.108249][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.108343][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.108431][ T32] r5:8518fb8c r4:8518f800 [ 1332.108515][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.108626][ T32] r7:dddced80 r6:83018000 r5:8518fb8c r4:84b3cf00 [ 1332.108681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.108777][ T32] r10:61c88647 r9:8476b000 r8:84b3cf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.108830][ T32] r4:84b3cf00 [ 1332.108877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.108999][ T32] r10:00000000 r9:84b3cf00 r8:8027f5e8 r7:eae09e60 r6:84264e00 r5:8476b000 [ 1332.109113][ T32] r4:00000001 [ 1332.109200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.109322][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1332.109401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.109485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.109557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.109624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.109698][ T32] r4:84781380 [ 1332.110613][ T32] INFO: task kworker/0:292:4398 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.110707][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.110915][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.111066][ T32] Call trace: [ 1332.111177][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.111299][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.111376][ T32] r4:00000000 [ 1332.111448][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.111556][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.111626][ T32] 1d20: a2a38000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.111696][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.111776][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.111847][ T32] r5:80000013 r4:80239bb0 [ 1332.111914][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.112011][ T32] r4:82ac11e4 [ 1332.112059][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.112172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.130275][ T32] r4:e05e1dc0 [ 1332.130479][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.130641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.130700][ T32] r4:00000000 [ 1332.130748][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.130851][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.130927][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.131030][ T32] r5:00001000 r4:eced5000 [ 1332.131078][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.131197][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.131300][ T32] r5:85c3938c r4:85c39000 [ 1332.131359][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.131455][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.131510][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.131628][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.131687][ T32] r4:846ded00 [ 1332.131739][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.131840][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.131890][ T32] r4:00000001 [ 1332.131939][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.132027][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.132105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.142863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.143033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.143147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.143213][ T32] r4:84a7ddc0 [ 1332.143270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.143339][ T32] INFO: task kworker/0:293:4400 blocked for more than 458 seconds. [ 1332.143411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.143468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.143515][ T32] task:kworker/0:293 state:D stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.143639][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.143764][ T32] Call trace: [ 1332.143845][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.143952][ T32] r10:829188dc r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:8476bc00 [ 1332.144012][ T32] r4:8476bc00 [ 1332.144061][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.144160][ T32] r5:8476bc00 r4:829188d8 [ 1332.144210][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.144325][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.144424][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1332.144475][ T32] r4:00000000 [ 1332.144521][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.144620][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.144712][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.144814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781740 [ 1332.144876][ T32] r4:00000000 [ 1332.144925][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.145023][ T32] r9:83018005 r8:8476bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1332.145073][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.145169][ T32] r5:00001000 r4:e070d000 [ 1332.145215][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.145313][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.145424][ T32] r5:8518f78c r4:8518f400 [ 1332.145486][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.145588][ T32] r7:dddced80 r6:83018000 r5:8518f78c r4:84264d80 [ 1332.145637][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.145736][ T32] r10:61c88647 r9:8476bc00 r8:84264dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.145791][ T32] r4:84264d80 [ 1332.145841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.145960][ T32] r10:00000000 r9:84264d80 r8:8027f5e8 r7:eae11e60 r6:85061f80 r5:8476bc00 [ 1332.146104][ T32] r4:00000001 [ 1332.146161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.146249][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1332.146314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.146379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.146439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.146507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.146556][ T32] r4:84781380 [ 1332.147437][ T32] INFO: task kworker/0:293:4400 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.147524][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.147650][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.147805][ T32] Call trace: [ 1332.147918][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.148026][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.148108][ T32] r4:00000000 [ 1332.148168][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.148249][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.148314][ T32] 1d20: a2cf0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.148400][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.148463][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.148515][ T32] r5:80000013 r4:80239bb0 [ 1332.148563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.148654][ T32] r4:82ac11e4 [ 1332.148723][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.148826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.148884][ T32] r4:e05e1dc0 [ 1332.148931][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.149041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.149106][ T32] r4:00000000 [ 1332.149160][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.149276][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.149371][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.149489][ T32] r5:00001000 r4:eced5000 [ 1332.149561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.149655][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.149762][ T32] r5:85c3938c r4:85c39000 [ 1332.149833][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.149939][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.150026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.150158][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.150225][ T32] r4:846ded00 [ 1332.150279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.150377][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.150429][ T32] r4:00000001 [ 1332.150480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.150579][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.150668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.150741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.150819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.150905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.150958][ T32] r4:84a7ddc0 [ 1332.151008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.151069][ T32] INFO: task kworker/0:294:4403 blocked for more than 458 seconds. [ 1332.151146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.151200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.151249][ T32] task:kworker/0:294 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.151365][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.151470][ T32] Call trace: [ 1332.151563][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.151667][ T32] r10:829188dc r9:eae19d84 r8:00000002 r7:60000113 r6:eae19d8c r5:8476c800 [ 1332.151749][ T32] r4:8476c800 [ 1332.151815][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.151916][ T32] r5:8476c800 r4:829188d8 [ 1332.151981][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.152092][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.173965][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1332.174188][ T32] r4:00000000 [ 1332.174273][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.174433][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.174550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.174679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781e40 [ 1332.174756][ T32] r4:00000000 [ 1332.174833][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.174958][ T32] r9:83018005 r8:8476c800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1332.175015][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.175144][ T32] r5:00001000 r4:e4979000 [ 1332.175208][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.175401][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.175507][ T32] r5:85198b8c r4:85198800 [ 1332.175578][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.175682][ T32] r7:dddced80 r6:83018000 r5:85198b8c r4:84816100 [ 1332.175746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.175851][ T32] r10:61c88647 r9:8476c800 r8:8481612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.175918][ T32] r4:84816100 [ 1332.175982][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.176110][ T32] r10:00000000 r9:84816100 r8:8027f5e8 r7:eae11e60 r6:84816080 r5:8476c800 [ 1332.176181][ T32] r4:00000001 [ 1332.176232][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.176318][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1332.176384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.176483][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.176556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.176640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.176696][ T32] r4:84781680 [ 1332.177615][ T32] INFO: task kworker/0:294:4403 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.177714][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.177917][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.178062][ T32] Call trace: [ 1332.178154][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.178275][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.178448][ T32] r4:00000000 [ 1332.178518][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.178615][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.178682][ T32] 1d20: a2e5c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.178748][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.178802][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.178860][ T32] r5:80000013 r4:80239bb0 [ 1332.178910][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.178995][ T32] r4:82ac11e4 [ 1332.179044][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.179167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.179273][ T32] r4:e05e1dc0 [ 1332.179350][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.179447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.179501][ T32] r4:00000000 [ 1332.179566][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.179686][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.179746][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.179843][ T32] r5:00001000 r4:eced5000 [ 1332.179895][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.179992][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.180088][ T32] r5:85c3938c r4:85c39000 [ 1332.180162][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.180267][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.180335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.180461][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.180523][ T32] r4:846ded00 [ 1332.180574][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.180678][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.180733][ T32] r4:00000001 [ 1332.180802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.180901][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.180965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.181028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.181117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.181191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.181245][ T32] r4:84a7ddc0 [ 1332.181297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.181391][ T32] INFO: task kworker/0:295:4405 blocked for more than 458 seconds. [ 1332.181471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.181553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.181618][ T32] task:kworker/0:295 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.181746][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.181861][ T32] Call trace: [ 1332.181965][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.182122][ T32] r10:829188dc r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:8476d400 [ 1332.205934][ T32] r4:8476d400 [ 1332.206087][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.206226][ T32] r5:8476d400 r4:829188d8 [ 1332.206278][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.206368][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.206469][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1332.206544][ T32] r4:00000000 [ 1332.206608][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.206695][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.206785][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.206883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781a40 [ 1332.206960][ T32] r4:00000000 [ 1332.207013][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.207115][ T32] r9:83018005 r8:8476d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1332.207168][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.207260][ T32] r5:00001000 r4:e089b000 [ 1332.207307][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.207393][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.207503][ T32] r5:8518ff8c r4:8518fc00 [ 1332.207567][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.207671][ T32] r7:dddced80 r6:83018000 r5:8518ff8c r4:84816000 [ 1332.207725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.207876][ T32] r10:61c88647 r9:8476d400 r8:8481602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.207945][ T32] r4:84816000 [ 1332.207994][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.208105][ T32] r10:00000000 r9:84816000 r8:8027f5e8 r7:eae19e60 r6:84816200 r5:8476d400 [ 1332.208190][ T32] r4:00000001 [ 1332.208272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.208364][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1332.208462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.208536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.208601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.208668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.208756][ T32] r4:84781800 [ 1332.209699][ T32] INFO: task kworker/0:295:4405 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.209780][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.209935][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.210076][ T32] Call trace: [ 1332.210162][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.210266][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.210322][ T32] r4:00000000 [ 1332.210371][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.210456][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.210521][ T32] 1d20: a30cd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.210618][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.210688][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.210750][ T32] r5:80000013 r4:80239bb0 [ 1332.210816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.210917][ T32] r4:82ac11e4 [ 1332.210989][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.211097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.211152][ T32] r4:e05e1dc0 [ 1332.211199][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.211291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.211342][ T32] r4:00000000 [ 1332.211390][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.211484][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.211537][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.211650][ T32] r5:00001000 r4:eced5000 [ 1332.211716][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.211807][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.211899][ T32] r5:85c3938c r4:85c39000 [ 1332.211952][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.212057][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.212123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.230393][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.230567][ T32] r4:846ded00 [ 1332.230649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.230799][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.230861][ T32] r4:00000001 [ 1332.230917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.231005][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.231075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.231158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.231225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.231294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.231350][ T32] r4:84a7ddc0 [ 1332.231412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.231484][ T32] INFO: task kworker/0:296:4408 blocked for more than 458 seconds. [ 1332.231562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.231655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.231720][ T32] task:kworker/0:296 state:D stack:0 pid:4408 tgid:4408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.231863][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.231982][ T32] Call trace: [ 1332.232065][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.245960][ T32] r10:829188dc r9:eae21d84 r8:00000002 r7:60000013 r6:eae21d8c r5:8476e000 [ 1332.246221][ T32] r4:8476e000 [ 1332.246279][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.246401][ T32] r5:8476e000 r4:829188d8 [ 1332.246471][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.246562][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.246660][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1332.246712][ T32] r4:00000000 [ 1332.246778][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.246879][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.246988][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.247101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781c00 [ 1332.247160][ T32] r4:00000000 [ 1332.247211][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.247339][ T32] r9:83018005 r8:8476e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1332.247462][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.247572][ T32] r5:00001000 r4:e08bf000 [ 1332.247624][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.247716][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.247851][ T32] r5:8519838c r4:85198000 [ 1332.247906][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.248010][ T32] r7:dddced80 r6:83018000 r5:8519838c r4:84816180 [ 1332.248069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.248189][ T32] r10:61c88647 r9:8476e000 r8:848161ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.248247][ T32] r4:84816180 [ 1332.248316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.248423][ T32] r10:00000000 r9:84816180 r8:8027f5e8 r7:eae19e60 r6:84816280 r5:8476e000 [ 1332.248476][ T32] r4:00000001 [ 1332.248539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.248628][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1332.248696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.248765][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.248828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.248899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.248951][ T32] r4:84781980 [ 1332.249868][ T32] INFO: task kworker/0:296:4408 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.250000][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.250181][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.250328][ T32] Call trace: [ 1332.250431][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.250540][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.250620][ T32] r4:00000000 [ 1332.250677][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.250767][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.250833][ T32] 1d20: a335b000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.250903][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.250966][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.251030][ T32] r5:80000013 r4:80239bb0 [ 1332.251089][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.251184][ T32] r4:82ac11e4 [ 1332.251260][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.251363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.251420][ T32] r4:e05e1dc0 [ 1332.251468][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.251565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.251619][ T32] r4:00000000 [ 1332.251671][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.251773][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.251822][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.251918][ T32] r5:00001000 r4:eced5000 [ 1332.251970][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.252078][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.252210][ T32] r5:85c3938c r4:85c39000 [ 1332.272959][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.273256][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.273330][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.273466][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.273537][ T32] r4:846ded00 [ 1332.273585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.273688][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.273744][ T32] r4:00000001 [ 1332.273797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.273887][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.274002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.274105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.274206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.274286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.274344][ T32] r4:84a7ddc0 [ 1332.274422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.274518][ T32] INFO: task kworker/0:297:4410 blocked for more than 458 seconds. [ 1332.274609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.274682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.274739][ T32] task:kworker/0:297 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.274971][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.275147][ T32] Call trace: [ 1332.275256][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.275363][ T32] r10:829188dc r9:eae29d84 r8:00000002 r7:60000113 r6:eae29d8c r5:8476ec00 [ 1332.275442][ T32] r4:8476ec00 [ 1332.275495][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.275587][ T32] r5:8476ec00 r4:829188d8 [ 1332.275634][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.275721][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.275842][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 [ 1332.275903][ T32] r4:00000000 [ 1332.275949][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.276036][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.276133][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.276242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781d80 [ 1332.276296][ T32] r4:00000000 [ 1332.276366][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.276477][ T32] r9:83018005 r8:8476ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1332.276548][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.276647][ T32] r5:00001000 r4:e4929000 [ 1332.276706][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.276819][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.276932][ T32] r5:8519878c r4:85198400 [ 1332.276993][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.277095][ T32] r7:dddced80 r6:83018000 r5:8519878c r4:84816300 [ 1332.277149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.277249][ T32] r10:61c88647 r9:8476ec00 r8:8481632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.277302][ T32] r4:84816300 [ 1332.277366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.277485][ T32] r10:00000000 r9:84816300 r8:8027f5e8 r7:eae19e60 r6:84816400 r5:8476ec00 [ 1332.277545][ T32] r4:00000001 [ 1332.277609][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.277694][ T32] Exception stack(0xeae29fb0 to 0xeae29ff8) [ 1332.277756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.277828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.277896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.277999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.278067][ T32] r4:84781b40 [ 1332.278999][ T32] INFO: task kworker/0:297:4410 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.279088][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.279255][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.279369][ T32] Call trace: [ 1332.279459][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.279568][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.279624][ T32] r4:00000000 [ 1332.279691][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.279782][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.279850][ T32] 1d20: a34f4000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.279936][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.280005][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.280065][ T32] r5:80000013 r4:80239bb0 [ 1332.280121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.280212][ T32] r4:82ac11e4 [ 1332.280276][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.280374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.280427][ T32] r4:e05e1dc0 [ 1332.280474][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.280580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.280653][ T32] r4:00000000 [ 1332.280720][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.280820][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.280879][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.280970][ T32] r5:00001000 r4:eced5000 [ 1332.281057][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.281210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.281320][ T32] r5:85c3938c r4:85c39000 [ 1332.281415][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.281547][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.281597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.281702][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.281758][ T32] r4:846ded00 [ 1332.281822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.281936][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.282018][ T32] r4:00000001 [ 1332.282092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.304887][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.305120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.305200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.305268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.305343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.305398][ T32] r4:84a7ddc0 [ 1332.305459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.305563][ T32] INFO: task kworker/0:298:4411 blocked for more than 458 seconds. [ 1332.305660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.305747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.305808][ T32] task:kworker/0:298 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.305935][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.306141][ T32] Call trace: [ 1332.306249][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.306362][ T32] r10:829188dc r9:eae25d84 r8:00000002 r7:60000013 r6:eae25d8c r5:85208000 [ 1332.306417][ T32] r4:85208000 [ 1332.306464][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.306553][ T32] r5:85208000 r4:829188d8 [ 1332.306702][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.306831][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.306962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 1332.307023][ T32] r4:00000000 [ 1332.307071][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.307165][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.307273][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.307375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849349c0 [ 1332.307429][ T32] r4:00000000 [ 1332.307479][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.307585][ T32] r9:83018005 r8:85208000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1332.307654][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.307781][ T32] r5:00001000 r4:eae57000 [ 1332.307833][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.307924][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.308018][ T32] r5:8519a78c r4:8519a400 [ 1332.308069][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.308184][ T32] r7:dddced80 r6:83018000 r5:8519a78c r4:84816380 [ 1332.308241][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.308359][ T32] r10:61c88647 r9:85208000 r8:848163ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.308420][ T32] r4:84816380 [ 1332.308491][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.308597][ T32] r10:00000000 r9:84816380 r8:8027f5e8 r7:eae19e60 r6:84816500 r5:85208000 [ 1332.308650][ T32] r4:00000001 [ 1332.308704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.308788][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1332.308850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.308947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.309026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.309122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.309194][ T32] r4:84781e00 [ 1332.310122][ T32] INFO: task kworker/0:298:4411 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.310235][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.310378][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.310486][ T32] Call trace: [ 1332.310580][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.310707][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.310780][ T32] r4:00000000 [ 1332.310826][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.310920][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.310986][ T32] 1d20: a3766000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.311099][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.311207][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.311292][ T32] r5:80000013 r4:80239bb0 [ 1332.311348][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.311436][ T32] r4:82ac11e4 [ 1332.311503][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.311606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.311680][ T32] r4:e05e1dc0 [ 1332.311749][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.311846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.311904][ T32] r4:00000000 [ 1332.311957][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.312063][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.312130][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.337697][ T32] r5:00001000 r4:eced5000 [ 1332.337802][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.337941][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.338078][ T32] r5:85c3938c r4:85c39000 [ 1332.338143][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.338255][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.338311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.338440][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.338516][ T32] r4:846ded00 [ 1332.338567][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.338681][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.338735][ T32] r4:00000001 [ 1332.338784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.338884][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.338958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.339026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.339095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.339191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.339254][ T32] r4:84a7ddc0 [ 1332.339313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.339390][ T32] INFO: task kworker/0:299:4414 blocked for more than 458 seconds. [ 1332.339468][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.339541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.339618][ T32] task:kworker/0:299 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.339758][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.339860][ T32] Call trace: [ 1332.339955][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.340067][ T32] r10:829188dc r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:85208c00 [ 1332.340136][ T32] r4:85208c00 [ 1332.340208][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.340326][ T32] r5:85208c00 r4:829188d8 [ 1332.340386][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.340478][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.340590][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1332.340656][ T32] r4:00000000 [ 1332.340716][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.340816][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.340923][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.341034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443a740 [ 1332.341093][ T32] r4:00000000 [ 1332.341143][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.341246][ T32] r9:83018005 r8:85208c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1332.341314][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.341414][ T32] r5:00001000 r4:eac3f000 [ 1332.341489][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.341606][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.341720][ T32] r5:85198f8c r4:85198c00 [ 1332.341791][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.341893][ T32] r7:dddced80 r6:83018000 r5:85198f8c r4:84816480 [ 1332.341949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.342095][ T32] r10:61c88647 r9:85208c00 r8:848164ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.342212][ T32] r4:84816480 [ 1332.352887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.353063][ T32] r10:00000000 r9:84816480 r8:8027f5e8 r7:eae25e60 r6:84816600 r5:85208c00 [ 1332.353131][ T32] r4:00000001 [ 1332.353183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.353291][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1332.353384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.353460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.353528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.353599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.353672][ T32] r4:84781fc0 [ 1332.354617][ T32] INFO: task kworker/0:299:4414 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.354720][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.354891][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.355046][ T32] Call trace: [ 1332.355141][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.355251][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.355311][ T32] r4:00000000 [ 1332.355376][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.355478][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.355545][ T32] 1d20: a3933000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.355633][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.355704][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.355810][ T32] r5:80000013 r4:80239bb0 [ 1332.355876][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.355971][ T32] r4:82ac11e4 [ 1332.356045][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.356168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.356232][ T32] r4:e05e1dc0 [ 1332.356281][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.356395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.356466][ T32] r4:00000000 [ 1332.356518][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.356623][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.356679][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.356774][ T32] r5:00001000 r4:eced5000 [ 1332.356827][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.356937][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.357039][ T32] r5:85c3938c r4:85c39000 [ 1332.357112][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.357225][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.357283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.357406][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.357484][ T32] r4:846ded00 [ 1332.357539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.357640][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.357695][ T32] r4:00000001 [ 1332.357763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.357863][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.357927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.358027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.358105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.358179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.358234][ T32] r4:84a7ddc0 [ 1332.358308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.358392][ T32] INFO: task kworker/0:300:4415 blocked for more than 458 seconds. [ 1332.358535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.358669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.358737][ T32] task:kworker/0:300 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.358865][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.359003][ T32] Call trace: [ 1332.359097][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.359207][ T32] r10:829188dc r9:eae31d84 r8:00000002 r7:60000113 r6:eae31d8c r5:85209800 [ 1332.359269][ T32] r4:85209800 [ 1332.359319][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.359432][ T32] r5:85209800 r4:829188d8 [ 1332.359491][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.359598][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.359708][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 [ 1332.359764][ T32] r4:00000000 [ 1332.359813][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.359948][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.360043][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.360173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849341c0 [ 1332.360242][ T32] r4:00000000 [ 1332.360296][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.360396][ T32] r9:83018005 r8:85209800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1332.360450][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.360544][ T32] r5:00001000 r4:eac7f000 [ 1332.360593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.360683][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.360778][ T32] r5:8519978c r4:85199400 [ 1332.360852][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.360960][ T32] r7:dddced80 r6:83018000 r5:8519978c r4:84816680 [ 1332.361028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.361143][ T32] r10:61c88647 r9:85209800 r8:848166ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.361202][ T32] r4:84816680 [ 1332.361252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.361352][ T32] r10:00000000 r9:84816680 r8:8027f5e8 r7:eae25e60 r6:84816580 r5:85209800 [ 1332.361411][ T32] r4:00000001 [ 1332.361460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.361561][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) [ 1332.361640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.361716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.361805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.361887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.361947][ T32] r4:84934100 [ 1332.393504][ T32] INFO: task kworker/0:300:4415 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.393736][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.393905][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.394098][ T32] Call trace: [ 1332.394209][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.394344][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.394422][ T32] r4:00000000 [ 1332.394481][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.394587][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.394665][ T32] 1d20: a3bb7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.394733][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.394798][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.394867][ T32] r5:80000013 r4:80239bb0 [ 1332.394950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.395065][ T32] r4:82ac11e4 [ 1332.395131][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.395228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.395284][ T32] r4:e05e1dc0 [ 1332.395334][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.395431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.395485][ T32] r4:00000000 [ 1332.395533][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.395637][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.395725][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.395877][ T32] r5:00001000 r4:eced5000 [ 1332.395954][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.396075][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.396187][ T32] r5:85c3938c r4:85c39000 [ 1332.396252][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.396352][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.396403][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.396506][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.396596][ T32] r4:846ded00 [ 1332.396669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.396777][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.396888][ T32] r4:00000001 [ 1332.396962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.397089][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.397171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.397239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.397304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.397387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.397479][ T32] r4:84a7ddc0 [ 1332.397596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.397683][ T32] INFO: task kworker/0:301:4418 blocked for more than 458 seconds. [ 1332.397776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.397840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.397910][ T32] task:kworker/0:301 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.398105][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.398240][ T32] Call trace: [ 1332.398341][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.398442][ T32] r10:829188dc r9:eae35d84 r8:00000002 r7:60000113 r6:eae35d8c r5:8520a400 [ 1332.398519][ T32] r4:8520a400 [ 1332.398593][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.398705][ T32] r5:8520a400 r4:829188d8 [ 1332.398768][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.398862][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.398962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1332.399015][ T32] r4:00000000 [ 1332.399080][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.399177][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.399262][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.399358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934380 [ 1332.399425][ T32] r4:00000000 [ 1332.399475][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.399576][ T32] r9:83018005 r8:8520a400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1332.399629][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.399720][ T32] r5:00001000 r4:eac9f000 [ 1332.399795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.399947][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.400046][ T32] r5:8519938c r4:85199000 [ 1332.400107][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.400228][ T32] r7:dddced80 r6:83018000 r5:8519938c r4:84816800 [ 1332.400314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.400432][ T32] r10:61c88647 r9:8520a400 r8:8481682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.400490][ T32] r4:84816800 [ 1332.400558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.400666][ T32] r10:00000000 r9:84816800 r8:8027f5e8 r7:eae25e60 r6:84816780 r5:8520a400 [ 1332.400724][ T32] r4:00000001 [ 1332.400773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.400876][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1332.400948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.401029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.401126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.401203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.401259][ T32] r4:84934040 [ 1332.401873][ T32] INFO: task kworker/0:301:4418 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.402010][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.433965][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.434300][ T32] Call trace: [ 1332.434404][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.434534][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.434596][ T32] r4:00000000 [ 1332.434650][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.434742][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.434814][ T32] 1d20: a3efa000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.434929][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.435003][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.435067][ T32] r5:80000013 r4:80239bb0 [ 1332.435122][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.435225][ T32] r4:82ac11e4 [ 1332.435277][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.435374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.435431][ T32] r4:e05e1dc0 [ 1332.435483][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.435581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.435641][ T32] r4:00000000 [ 1332.435713][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.435836][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.435914][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.436011][ T32] r5:00001000 r4:eced5000 [ 1332.436065][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.436177][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.436279][ T32] r5:85c3938c r4:85c39000 [ 1332.436335][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.436439][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.436492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.436596][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.436680][ T32] r4:846ded00 [ 1332.436739][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.436850][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.436928][ T32] r4:00000001 [ 1332.436986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.437069][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.437133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.437224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.437297][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.437367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.437426][ T32] r4:84a7ddc0 [ 1332.437504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.437593][ T32] INFO: task kworker/0:302:4420 blocked for more than 458 seconds. [ 1332.437673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.437734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.437807][ T32] task:kworker/0:302 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.437963][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.438115][ T32] Call trace: [ 1332.438217][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.438320][ T32] r10:829188dc r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:8520b000 [ 1332.438375][ T32] r4:8520b000 [ 1332.438438][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.438535][ T32] r5:8520b000 r4:829188d8 [ 1332.438588][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.438675][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.438793][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 [ 1332.438865][ T32] r4:00000000 [ 1332.438932][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.439023][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.439106][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.439204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934200 [ 1332.439259][ T32] r4:00000000 [ 1332.439307][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.439405][ T32] r9:83018005 r8:8520b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.439480][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.439590][ T32] r5:00001000 r4:eacaf000 [ 1332.439656][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.439748][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.439863][ T32] r5:85199b8c r4:85199800 [ 1332.439919][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.440032][ T32] r7:dddced80 r6:83018000 r5:85199b8c r4:84816700 [ 1332.440088][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.440234][ T32] r10:61c88647 r9:8520b000 r8:8481672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.440296][ T32] r4:84816700 [ 1332.440344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.440445][ T32] r10:00000000 r9:84816700 r8:8027f5e8 r7:eae25e60 r6:84816900 r5:8520b000 [ 1332.440502][ T32] r4:00000001 [ 1332.440567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.440662][ T32] Exception stack(0xeae3dfb0 to 0xeae3dff8) [ 1332.440722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.440787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.440858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.440940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.440992][ T32] r4:84934480 [ 1332.441879][ T32] INFO: task kworker/0:302:4420 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.442023][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.467324][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.467621][ T32] Call trace: [ 1332.467765][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.467896][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.467983][ T32] r4:00000000 [ 1332.468046][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.468140][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.468214][ T32] 1d20: a40ea000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.468287][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.468352][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.468414][ T32] r5:80000013 r4:80239bb0 [ 1332.468473][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.468590][ T32] r4:82ac11e4 [ 1332.468663][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.468781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.468865][ T32] r4:e05e1dc0 [ 1332.468918][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.469036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.469099][ T32] r4:00000000 [ 1332.469150][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.469257][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.469316][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.469411][ T32] r5:00001000 r4:eced5000 [ 1332.469489][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.469581][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.469681][ T32] r5:85c3938c r4:85c39000 [ 1332.469746][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.469858][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.469930][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.470072][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.470132][ T32] r4:846ded00 [ 1332.470182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.470317][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.470381][ T32] r4:00000001 [ 1332.470430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.470511][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.470574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.470670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.470741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.470809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.470872][ T32] r4:84a7ddc0 [ 1332.470929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.470993][ T32] INFO: task kworker/0:303:4421 blocked for more than 458 seconds. [ 1332.471059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.471121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.471175][ T32] task:kworker/0:303 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.471316][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.471429][ T32] Call trace: [ 1332.471560][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.471659][ T32] r10:829188dc r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:8520bc00 [ 1332.471720][ T32] r4:8520bc00 [ 1332.471767][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.471862][ T32] r5:8520bc00 r4:829188d8 [ 1332.471917][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.472009][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.472134][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1332.482827][ T32] r4:00000000 [ 1332.482992][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.483137][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.483252][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.483379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934680 [ 1332.483442][ T32] r4:00000000 [ 1332.483561][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.483684][ T32] r9:83018005 r8:8520bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1332.483737][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.483833][ T32] r5:00001000 r4:eacd3000 [ 1332.483891][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.483982][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.484075][ T32] r5:85199f8c r4:85199c00 [ 1332.484128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.484233][ T32] r7:dddced80 r6:83018000 r5:85199f8c r4:84816880 [ 1332.484288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.484428][ T32] r10:61c88647 r9:8520bc00 r8:848168ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.484499][ T32] r4:84816880 [ 1332.484544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.484640][ T32] r10:00000000 r9:84816880 r8:8027f5e8 r7:eae25e60 r6:84816980 r5:8520bc00 [ 1332.484695][ T32] r4:00000001 [ 1332.484762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.484864][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1332.484951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.485027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.485090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.485162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.485219][ T32] r4:84934480 [ 1332.486183][ T32] INFO: task kworker/0:303:4421 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.486274][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.486448][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.486565][ T32] Call trace: [ 1332.486669][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.486778][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.486846][ T32] r4:00000000 [ 1332.486897][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.486983][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.487047][ T32] 1d20: a40ea000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.487109][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.487173][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.487253][ T32] r5:80000013 r4:80239bb0 [ 1332.487317][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.487409][ T32] r4:82ac11e4 [ 1332.487473][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.487571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.487627][ T32] r4:e05e1dc0 [ 1332.487675][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.487796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.487859][ T32] r4:00000000 [ 1332.487911][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.488011][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.488074][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.488172][ T32] r5:00001000 r4:eced5000 [ 1332.488220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.488308][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.488421][ T32] r5:85c3938c r4:85c39000 [ 1332.488478][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.488582][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.488651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.488761][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.488817][ T32] r4:846ded00 [ 1332.488909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.489038][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.489208][ T32] r4:00000001 [ 1332.489270][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.489356][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.489418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.489486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.489549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.489637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.489701][ T32] r4:84a7ddc0 [ 1332.489753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.489845][ T32] INFO: task kworker/0:304:4424 blocked for more than 459 seconds. [ 1332.489945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.490050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.490103][ T32] task:kworker/0:304 state:D stack:0 pid:4424 tgid:4424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.490231][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.490347][ T32] Call trace: [ 1332.490445][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.490575][ T32] r10:829188dc r9:eae49d84 r8:00000002 r7:60000113 r6:eae49d8c r5:8520d400 [ 1332.490637][ T32] r4:8520d400 [ 1332.490688][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.490798][ T32] r5:8520d400 r4:829188d8 [ 1332.490865][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.490956][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.491056][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [ 1332.491114][ T32] r4:00000000 [ 1332.491164][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.491244][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.491340][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.491439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934840 [ 1332.491508][ T32] r4:00000000 [ 1332.491564][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.491663][ T32] r9:83018005 r8:8520d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1332.491747][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.491872][ T32] r5:00001000 r4:eae4b000 [ 1332.491927][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.492092][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.515119][ T32] r5:8519a38c r4:8519a000 [ 1332.515274][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.515429][ T32] r7:dddced80 r6:83018000 r5:8519a38c r4:84816a00 [ 1332.515480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.515611][ T32] r10:61c88647 r9:8520d400 r8:84816a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.515673][ T32] r4:84816a00 [ 1332.515722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.515825][ T32] r10:00000000 r9:84816a00 r8:8027f5e8 r7:eae25e60 r6:84816a80 r5:8520d400 [ 1332.515887][ T32] r4:00000001 [ 1332.515935][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.516032][ T32] Exception stack(0xeae49fb0 to 0xeae49ff8) [ 1332.516121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.516202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.516298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.516370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.516422][ T32] r4:84934780 [ 1332.517353][ T32] INFO: task kworker/0:304:4424 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.517449][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.517607][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.517737][ T32] Call trace: [ 1332.517816][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.517958][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.518074][ T32] r4:00000000 [ 1332.518138][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.518240][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.518311][ T32] 1d20: a430a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.518376][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.518435][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.518491][ T32] r5:80000013 r4:80239bb0 [ 1332.518540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.518635][ T32] r4:82ac11e4 [ 1332.518699][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.518828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.518899][ T32] r4:e05e1dc0 [ 1332.518948][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.519043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.519116][ T32] r4:00000000 [ 1332.519170][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.519288][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.519346][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.519459][ T32] r5:00001000 r4:eced5000 [ 1332.519513][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.519600][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.519689][ T32] r5:85c3938c r4:85c39000 [ 1332.519736][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.519834][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.519910][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.520018][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.520092][ T32] r4:846ded00 [ 1332.520147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.520261][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.520334][ T32] r4:00000001 [ 1332.520401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.520483][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.520542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.520605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.520681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.520753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.520804][ T32] r4:84a7ddc0 [ 1332.520865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.520929][ T32] INFO: task kworker/0:305:4425 blocked for more than 459 seconds. [ 1332.521018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.521078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.521131][ T32] task:kworker/0:305 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.521245][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.521362][ T32] Call trace: [ 1332.521449][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.521552][ T32] r10:829188dc r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:851c5400 [ 1332.521606][ T32] r4:851c5400 [ 1332.521659][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.521751][ T32] r5:851c5400 r4:829188d8 [ 1332.521797][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.521908][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.522062][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1332.522121][ T32] r4:00000000 [ 1332.522248][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.544920][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.545103][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.545216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1080 [ 1332.545275][ T32] r4:00000000 [ 1332.545331][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.545440][ T32] r9:83018005 r8:851c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1332.545493][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.545643][ T32] r5:00001000 r4:eaea9000 [ 1332.545702][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.545806][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.545913][ T32] r5:852a038c r4:852a0000 [ 1332.546025][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.546139][ T32] r7:dddced80 r6:83018000 r5:852a038c r4:84816b00 [ 1332.546272][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.546385][ T32] r10:61c88647 r9:851c5400 r8:84816b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.546438][ T32] r4:84816b00 [ 1332.546494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.546607][ T32] r10:00000000 r9:84816b00 r8:8027f5e8 r7:eae25e60 r6:85296900 r5:851c5400 [ 1332.546660][ T32] r4:00000001 [ 1332.546718][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.546811][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1332.546888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.546951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.547051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.547127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.547177][ T32] r4:84934780 [ 1332.548090][ T32] INFO: task kworker/0:305:4425 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.548178][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.548375][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.548504][ T32] Call trace: [ 1332.548584][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.548684][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.548777][ T32] r4:00000000 [ 1332.548834][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.548932][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.549000][ T32] 1d20: a459a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.549166][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.549236][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.549293][ T32] r5:80000013 r4:80239bb0 [ 1332.549348][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.549461][ T32] r4:82ac11e4 [ 1332.549517][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.549718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.549834][ T32] r4:e05e1dc0 [ 1332.549994][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.550109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.550211][ T32] r4:00000000 [ 1332.550283][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.550386][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.550440][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.550533][ T32] r5:00001000 r4:eced5000 [ 1332.550583][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.550672][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.550806][ T32] r5:85c3938c r4:85c39000 [ 1332.550875][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.551012][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.551072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.551177][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.551232][ T32] r4:846ded00 [ 1332.551308][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.551415][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.551493][ T32] r4:00000001 [ 1332.551541][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.551619][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.551688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.551752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.551850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.551934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.551992][ T32] r4:84a7ddc0 [ 1332.552045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.552141][ T32] INFO: task kworker/0:306:4427 blocked for more than 459 seconds. [ 1332.573157][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.573249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.573302][ T32] task:kworker/0:306 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.573436][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.573554][ T32] Call trace: [ 1332.573627][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.573739][ T32] r10:829188dc r9:eae61d84 r8:00000002 r7:60000113 r6:eae61d8c r5:851c6000 [ 1332.573795][ T32] r4:851c6000 [ 1332.573852][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.573944][ T32] r5:851c6000 r4:829188d8 [ 1332.574026][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.574115][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.574303][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1332.574461][ T32] r4:00000000 [ 1332.574536][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.574630][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.574721][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.574811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934b00 [ 1332.574875][ T32] r4:00000000 [ 1332.574927][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.575038][ T32] r9:83018005 r8:851c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1332.575092][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.575205][ T32] r5:00001000 r4:eae63000 [ 1332.575297][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.575387][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.575479][ T32] r5:8519ab8c r4:8519a800 [ 1332.575528][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.575675][ T32] r7:dddced80 r6:83018000 r5:8519ab8c r4:84816b80 [ 1332.575739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.575891][ T32] r10:61c88647 r9:851c6000 r8:84816bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.575952][ T32] r4:84816b80 [ 1332.576000][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.576100][ T32] r10:00000000 r9:84816b80 r8:8027f5e8 r7:eae55e60 r6:85296a00 r5:851c6000 [ 1332.576162][ T32] r4:00000001 [ 1332.576214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.576302][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1332.576366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.576464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.576607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.576679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.576734][ T32] r4:84934980 [ 1332.577657][ T32] INFO: task kworker/0:306:4427 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.577795][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.577957][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.578189][ T32] Call trace: [ 1332.578313][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.578423][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.578561][ T32] r4:00000000 [ 1332.578625][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.578715][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.578787][ T32] 1d20: a4828000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.578865][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.578928][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.578987][ T32] r5:80000013 r4:80239bb0 [ 1332.579054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.579151][ T32] r4:82ac11e4 [ 1332.579198][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.579337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.579402][ T32] r4:e05e1dc0 [ 1332.579453][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.579549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.579607][ T32] r4:00000000 [ 1332.579690][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.579847][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.579945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.580156][ T32] r5:00001000 r4:eced5000 [ 1332.580217][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.580310][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.580405][ T32] r5:85c3938c r4:85c39000 [ 1332.580534][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.580646][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.580701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.580872][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.580940][ T32] r4:846ded00 [ 1332.581034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.581147][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.581203][ T32] r4:00000001 [ 1332.581252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.581337][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.581401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.581469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.581535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.581603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.581733][ T32] r4:84a7ddc0 [ 1332.581846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.581932][ T32] INFO: task kworker/0:307:4429 blocked for more than 459 seconds. [ 1332.582033][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.582195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.610687][ T32] task:kworker/0:307 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.610905][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.611113][ T32] Call trace: [ 1332.611275][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.611393][ T32] r10:829188dc r9:eae6dd84 r8:00000002 r7:60000113 r6:eae6dd8c r5:851c6c00 [ 1332.611452][ T32] r4:851c6c00 [ 1332.611502][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.611615][ T32] r5:851c6c00 r4:829188d8 [ 1332.611675][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.611766][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.611876][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08 [ 1332.611934][ T32] r4:00000000 [ 1332.611992][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.612081][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.617593][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.617804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849348c0 [ 1332.617871][ T32] r4:00000000 [ 1332.617921][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.618054][ T32] r9:83018005 r8:851c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1332.618105][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.618206][ T32] r5:00001000 r4:eae6f000 [ 1332.618288][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.618381][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.618467][ T32] r5:8519b38c r4:8519b000 [ 1332.618549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.618656][ T32] r7:dddced80 r6:83018000 r5:8519b38c r4:84816c80 [ 1332.618739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.618858][ T32] r10:61c88647 r9:851c6c00 r8:84816cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.618912][ T32] r4:84816c80 [ 1332.618961][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.619055][ T32] r10:00000000 r9:84816c80 r8:8027f5e8 r7:eae55e60 r6:85296980 r5:851c6c00 [ 1332.619108][ T32] r4:00000001 [ 1332.619239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.619342][ T32] Exception stack(0xeae6dfb0 to 0xeae6dff8) [ 1332.619448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.619534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.619637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.619715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.619769][ T32] r4:84934a00 [ 1332.620778][ T32] INFO: task kworker/0:307:4429 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.620894][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.621094][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.621265][ T32] Call trace: [ 1332.621368][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.621470][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.621525][ T32] r4:00000000 [ 1332.621573][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.621659][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.621765][ T32] 1d20: a4b5e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.621908][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.622050][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.622222][ T32] r5:80000013 r4:80239bb0 [ 1332.637422][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.637658][ T32] r4:82ac11e4 [ 1332.637717][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.637814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.637915][ T32] r4:e05e1dc0 [ 1332.638003][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.638208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.638273][ T32] r4:00000000 [ 1332.638402][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.638547][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.638606][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.638701][ T32] r5:00001000 r4:eced5000 [ 1332.638748][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.638835][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.638947][ T32] r5:85c3938c r4:85c39000 [ 1332.638999][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.639097][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.639147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.639247][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.639300][ T32] r4:846ded00 [ 1332.639416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.639521][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.639619][ T32] r4:00000001 [ 1332.639674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.639755][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.639844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.639955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.640023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.640090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.640235][ T32] r4:84a7ddc0 [ 1332.640332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.640450][ T32] INFO: task kworker/0:308:4432 blocked for more than 459 seconds. [ 1332.640577][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.640639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.640691][ T32] task:kworker/0:308 state:D stack:0 pid:4432 tgid:4432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.640812][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.640917][ T32] Call trace: [ 1332.640993][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.641158][ T32] r10:829188dc r9:eae8dd84 r8:00000002 r7:60000113 r6:eae8dd8c r5:8526ec00 [ 1332.641255][ T32] r4:8526ec00 [ 1332.641308][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.641402][ T32] r5:8526ec00 r4:829188d8 [ 1332.641454][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.641541][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.641665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 [ 1332.641725][ T32] r4:00000000 [ 1332.641771][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.641867][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.641954][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.642089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934d00 [ 1332.642216][ T32] r4:00000000 [ 1332.665000][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.665181][ T32] r9:83018005 r8:8526ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1332.665238][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.665344][ T32] r5:00001000 r4:eae77000 [ 1332.665396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.665481][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.665576][ T32] r5:8519af8c r4:8519ac00 [ 1332.665703][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.665821][ T32] r7:dddced80 r6:83018000 r5:8519af8c r4:84816d00 [ 1332.665949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.666093][ T32] r10:61c88647 r9:8526ec00 r8:84816d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.666147][ T32] r4:84816d00 [ 1332.666193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.666292][ T32] r10:00000000 r9:84816d00 r8:8027f5e8 r7:eae55e60 r6:85296a80 r5:8526ec00 [ 1332.666347][ T32] r4:00000001 [ 1332.666433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.666520][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 1332.666646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.666718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.666781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.666856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.666908][ T32] r4:84934d80 [ 1332.667800][ T32] INFO: task kworker/0:308:4432 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.667896][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.668081][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.668233][ T32] Call trace: [ 1332.668317][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.668533][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.668612][ T32] r4:00000000 [ 1332.668698][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.668798][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.668875][ T32] 1d20: a4ff2000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.668944][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.669005][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.669061][ T32] r5:80000013 r4:80239bb0 [ 1332.669144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.669237][ T32] r4:82ac11e4 [ 1332.669285][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.669378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.669467][ T32] r4:e05e1dc0 [ 1332.669522][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.669616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.669672][ T32] r4:00000000 [ 1332.669762][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.669875][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.669933][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.670150][ T32] r5:00001000 r4:eced5000 [ 1332.670229][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.670328][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.670461][ T32] r5:85c3938c r4:85c39000 [ 1332.670520][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.670623][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.670674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.670780][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.670837][ T32] r4:846ded00 [ 1332.670934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.671041][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.671105][ T32] r4:00000001 [ 1332.671160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.671245][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.671309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.671375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.671473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.671546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.671606][ T32] r4:84a7ddc0 [ 1332.671660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.671747][ T32] INFO: task kworker/0:309:4434 blocked for more than 459 seconds. [ 1332.671822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.671894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.671946][ T32] task:kworker/0:309 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.672084][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.694386][ T32] Call trace: [ 1332.694569][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.694711][ T32] r10:829188dc r9:eaea1d84 r8:00000002 r7:60000013 r6:eaea1d8c r5:851c8000 [ 1332.694768][ T32] r4:851c8000 [ 1332.694820][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.694921][ T32] r5:851c8000 r4:829188d8 [ 1332.694971][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.695103][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.695215][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 1332.695274][ T32] r4:00000000 [ 1332.695321][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.695430][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.695529][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.695627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934a00 [ 1332.695683][ T32] r4:00000000 [ 1332.695765][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.695880][ T32] r9:83018005 r8:851c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1332.695931][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.696030][ T32] r5:00001000 r4:eae89000 [ 1332.696075][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.696208][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.696304][ T32] r5:8519bb8c r4:8519b800 [ 1332.696398][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.696538][ T32] r7:dddced80 r6:83018000 r5:8519bb8c r4:84816c00 [ 1332.696669][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.696817][ T32] r10:61c88647 r9:851c8000 r8:84816c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.696886][ T32] r4:84816c00 [ 1332.696972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.697078][ T32] r10:00000000 r9:84816c00 r8:8027f5e8 r7:eae55e60 r6:85296b00 r5:851c8000 [ 1332.697136][ T32] r4:00000001 [ 1332.697187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.697272][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1332.697343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.697410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.697478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.697550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.697641][ T32] r4:84934ac0 [ 1332.698528][ T32] INFO: task kworker/0:309:4434 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.698613][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.698848][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.698984][ T32] Call trace: [ 1332.699063][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.699168][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.699225][ T32] r4:00000000 [ 1332.699278][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.699368][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.699435][ T32] 1d20: a5350000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.699503][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.699565][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.699620][ T32] r5:80000013 r4:80239bb0 [ 1332.699667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.699753][ T32] r4:82ac11e4 [ 1332.699845][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.699990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.700053][ T32] r4:e05e1dc0 [ 1332.700100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.700194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.700247][ T32] r4:00000000 [ 1332.700294][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.700389][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.700460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.700564][ T32] r5:00001000 r4:eced5000 [ 1332.700652][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.700754][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.700859][ T32] r5:85c3938c r4:85c39000 [ 1332.700941][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.701073][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.701133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.701235][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.701287][ T32] r4:846ded00 [ 1332.701333][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.701450][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.701601][ T32] r4:00000001 [ 1332.701663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.701784][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.701868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.701939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.702037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.702112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.722039][ T32] r4:84a7ddc0 [ 1332.722141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.722760][ T32] INFO: task kworker/0:310:4435 blocked for more than 459 seconds. [ 1332.722865][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.722937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.722993][ T32] task:kworker/0:310 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.723122][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.723247][ T32] Call trace: [ 1332.723352][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.723473][ T32] r10:829188dc r9:eae41d84 r8:00000002 r7:60000013 r6:eae41d8c r5:8520e000 [ 1332.723529][ T32] r4:8520e000 [ 1332.723580][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.723670][ T32] r5:8520e000 r4:829188d8 [ 1332.723719][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.723849][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.723957][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 [ 1332.724014][ T32] r4:00000000 [ 1332.724117][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.724209][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.724338][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.724477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781fc0 [ 1332.724539][ T32] r4:00000000 [ 1332.724587][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.724729][ T32] r9:83018005 r8:8520e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1332.724821][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.724930][ T32] r5:00001000 r4:eae99000 [ 1332.724980][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.725065][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.725158][ T32] r5:8519bf8c r4:8519bc00 [ 1332.725232][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.725378][ T32] r7:dddced80 r6:83018000 r5:8519bf8c r4:84816e00 [ 1332.725440][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.725542][ T32] r10:61c88647 r9:8520e000 r8:84816e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.725624][ T32] r4:84816e00 [ 1332.725749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.725949][ T32] r10:00000000 r9:84816e00 r8:8027f5e8 r7:eae55e60 r6:84816e80 r5:8520e000 [ 1332.726116][ T32] r4:00000001 [ 1332.726179][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.726265][ T32] Exception stack(0xeae41fb0 to 0xeae41ff8) [ 1332.726331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.726398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.726483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.726622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.726758][ T32] r4:84781a80 [ 1332.727664][ T32] INFO: task kworker/0:310:4435 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.727775][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.727990][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.728235][ T32] Call trace: [ 1332.728319][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.728424][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.728506][ T32] r4:00000000 [ 1332.728562][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.728646][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.728713][ T32] 1d20: a5350000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.728778][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.728836][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.728909][ T32] r5:80000013 r4:80239bb0 [ 1332.728959][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.729049][ T32] r4:82ac11e4 [ 1332.729100][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.729221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.729323][ T32] r4:e05e1dc0 [ 1332.729376][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.729509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.729570][ T32] r4:00000000 [ 1332.729620][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.729718][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.729771][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.729873][ T32] r5:00001000 r4:eced5000 [ 1332.729925][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.730145][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.730290][ T32] r5:85c3938c r4:85c39000 [ 1332.730347][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.730523][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.730650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.730812][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.730899][ T32] r4:846ded00 [ 1332.730949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.731088][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.731185][ T32] r4:00000001 [ 1332.731278][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.731368][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.731431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.731495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.731592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.731706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.731835][ T32] r4:84a7ddc0 [ 1332.731901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.731965][ T32] INFO: task kworker/0:311:4437 blocked for more than 459 seconds. [ 1332.732032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.732090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.732268][ T32] task:kworker/0:311 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.766812][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.767039][ T32] Call trace: [ 1332.767161][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.767275][ T32] r10:829188dc r9:eae95d84 r8:00000002 r7:60000113 r6:eae95d8c r5:8520ec00 [ 1332.767331][ T32] r4:8520ec00 [ 1332.767377][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.767458][ T32] r5:8520ec00 r4:829188d8 [ 1332.767506][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.767626][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.767730][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1332.767816][ T32] r4:00000000 [ 1332.767947][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.768046][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.768140][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.768275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c12c0 [ 1332.768470][ T32] r4:00000000 [ 1332.768531][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.768700][ T32] r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1332.768764][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.768909][ T32] r5:00001000 r4:eaeb5000 [ 1332.768967][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.769051][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.769142][ T32] r5:852a078c r4:852a0400 [ 1332.769188][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.769293][ T32] r7:dddced80 r6:83018000 r5:852a078c r4:84816d80 [ 1332.769444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.769549][ T32] r10:61c88647 r9:8520ec00 r8:84816dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.769653][ T32] r4:84816d80 [ 1332.769704][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.769827][ T32] r10:00000000 r9:84816d80 r8:8027f5e8 r7:eae55e60 r6:84816f00 r5:8520ec00 [ 1332.769902][ T32] r4:00000001 [ 1332.770035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.770198][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1332.770274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.770369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.770438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.770506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.770588][ T32] r4:84934f40 [ 1332.771497][ T32] INFO: task kworker/0:311:4437 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.771649][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.771912][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.772024][ T32] Call trace: [ 1332.772099][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.784909][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.785052][ T32] r4:00000000 [ 1332.785119][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.785237][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.785308][ T32] 1d20: a5952000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.785407][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.785472][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.785532][ T32] r5:80000013 r4:80239bb0 [ 1332.785612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.785721][ T32] r4:82ac11e4 [ 1332.785776][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.785924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.786015][ T32] r4:e05e1dc0 [ 1332.786068][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.786166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.786221][ T32] r4:00000000 [ 1332.786326][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.786432][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.786526][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.786637][ T32] r5:00001000 r4:eced5000 [ 1332.786688][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.786778][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.786885][ T32] r5:85c3938c r4:85c39000 [ 1332.786934][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.787032][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.787083][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.787190][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.787242][ T32] r4:846ded00 [ 1332.787326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.787436][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.787491][ T32] r4:00000001 [ 1332.787539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.787623][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.787688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.787787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.787865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.787957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.788017][ T32] r4:84a7ddc0 [ 1332.788071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.788158][ T32] INFO: task kworker/0:312:4440 blocked for more than 459 seconds. [ 1332.788300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.788364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.788417][ T32] task:kworker/0:312 state:D stack:0 pid:4440 tgid:4440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.788533][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.788693][ T32] Call trace: [ 1332.788847][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.788947][ T32] r10:829188dc r9:eaea5d84 r8:00000002 r7:60000113 r6:eaea5d8c r5:8520c800 [ 1332.788994][ T32] r4:8520c800 [ 1332.789039][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.789128][ T32] r5:8520c800 r4:829188d8 [ 1332.789178][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.789266][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.789366][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea5e08 [ 1332.789421][ T32] r4:00000000 [ 1332.789466][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.789545][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.789623][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.789707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1500 [ 1332.789756][ T32] r4:00000000 [ 1332.789802][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.789903][ T32] r9:83018005 r8:8520c800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1332.789947][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.790074][ T32] r5:00001000 r4:df8ff000 [ 1332.790129][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.790212][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.790296][ T32] r5:852a0f8c r4:852a0c00 [ 1332.790341][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.790433][ T32] r7:dddced80 r6:83018000 r5:852a0f8c r4:846ce100 [ 1332.790501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.790604][ T32] r10:61c88647 r9:8520c800 r8:846ce12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.790665][ T32] r4:846ce100 [ 1332.790741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.790859][ T32] r10:00000000 r9:846ce100 r8:8027f5e8 r7:eae95e60 r6:846ce080 r5:8520c800 [ 1332.790957][ T32] r4:00000001 [ 1332.791017][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.791099][ T32] Exception stack(0xeaea5fb0 to 0xeaea5ff8) [ 1332.791203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.791291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.791360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.791449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.791549][ T32] r4:846c1200 [ 1332.813419][ T32] INFO: task kworker/0:312:4440 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.813653][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.814075][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.814236][ T32] Call trace: [ 1332.814356][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.814488][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.814546][ T32] r4:00000000 [ 1332.814693][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.814799][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.814930][ T32] 1d20: a5c46000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.815007][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.815249][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.815363][ T32] r5:80000013 r4:80239bb0 [ 1332.815425][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.815521][ T32] r4:82ac11e4 [ 1332.815572][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.815686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.815750][ T32] r4:e05e1dc0 [ 1332.815810][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.816002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.816066][ T32] r4:00000000 [ 1332.816452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.816570][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.816624][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.816713][ T32] r5:00001000 r4:eced5000 [ 1332.816762][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.816910][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.817012][ T32] r5:85c3938c r4:85c39000 [ 1332.817068][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.817179][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.817233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.817731][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.817948][ T32] r4:846ded00 [ 1332.818033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.818272][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.818394][ T32] r4:00000001 [ 1332.818450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.818532][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.818590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.818842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.818922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.819046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.819108][ T32] r4:84a7ddc0 [ 1332.819398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.819478][ T32] INFO: task kworker/0:313:4441 blocked for more than 459 seconds. [ 1332.819614][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.819678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.819729][ T32] task:kworker/0:313 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.819845][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.820047][ T32] Call trace: [ 1332.820297][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.820538][ T32] r10:829188dc r9:eaeb1d84 r8:00000002 r7:60000113 r6:eaeb1d8c r5:84750000 [ 1332.820753][ T32] r4:84750000 [ 1332.820817][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.820918][ T32] r5:84750000 r4:829188d8 [ 1332.820969][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.821125][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.821234][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1332.821291][ T32] r4:00000000 [ 1332.821336][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.821419][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.821680][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.821784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1740 [ 1332.821847][ T32] r4:00000000 [ 1332.821895][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.822110][ T32] r9:83018005 r8:84750000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1332.853756][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.854059][ T32] r5:00001000 r4:dfeb9000 [ 1332.854117][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.854210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.854306][ T32] r5:852a178c r4:852a1400 [ 1332.854541][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.854732][ T32] r7:dddced80 r6:83018000 r5:852a178c r4:846ce000 [ 1332.854957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.855084][ T32] r10:61c88647 r9:84750000 r8:846ce02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.855146][ T32] r4:846ce000 [ 1332.855194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.855466][ T32] r10:00000000 r9:846ce000 r8:8027f5e8 r7:eaea5e60 r6:846ce180 r5:84750000 [ 1332.855537][ T32] r4:00000001 [ 1332.855592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.855682][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1332.855749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.855822][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.855891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.855952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.856109][ T32] r4:846c1200 [ 1332.857032][ T32] INFO: task kworker/0:313:4441 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.857119][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.857362][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.857473][ T32] Call trace: [ 1332.857553][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.857669][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.857791][ T32] r4:00000000 [ 1332.857859][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.858009][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.858223][ T32] 1d20: a5ede000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.858339][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.858407][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.858570][ T32] r5:80000013 r4:80239bb0 [ 1332.858629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.858722][ T32] r4:82ac11e4 [ 1332.858838][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.858951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.859016][ T32] r4:e05e1dc0 [ 1332.859113][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.859213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.859262][ T32] r4:00000000 [ 1332.859318][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.859414][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.859467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.859602][ T32] r5:00001000 r4:eced5000 [ 1332.859717][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.859814][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.859921][ T32] r5:85c3938c r4:85c39000 [ 1332.860041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.860146][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.860285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.860404][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.860460][ T32] r4:846ded00 [ 1332.860557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.860750][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.860817][ T32] r4:00000001 [ 1332.860954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.861041][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.861128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.861208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.861271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.861334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.861455][ T32] r4:84a7ddc0 [ 1332.861510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.861623][ T32] INFO: task kworker/0:314:4444 blocked for more than 459 seconds. [ 1332.861720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.861780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.861843][ T32] task:kworker/0:314 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.861957][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.862158][ T32] Call trace: [ 1332.897319][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.897637][ T32] r10:829188dc r9:eaebdd84 r8:00000002 r7:60000113 r6:eaebdd8c r5:84750c00 [ 1332.897806][ T32] r4:84750c00 [ 1332.897920][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.898219][ T32] r5:84750c00 r4:829188d8 [ 1332.898460][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.898564][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.899052][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1332.899180][ T32] r4:00000000 [ 1332.899402][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.899598][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.899703][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.899806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1580 [ 1332.899879][ T32] r4:00000000 [ 1332.900076][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.900195][ T32] r9:83018005 r8:84750c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1332.900252][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.900358][ T32] r5:00001000 r4:dfaad000 [ 1332.900412][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.900501][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.900598][ T32] r5:852a0b8c r4:852a0800 [ 1332.900762][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.900897][ T32] r7:dddced80 r6:83018000 r5:852a0b8c r4:846ce200 [ 1332.900964][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.901071][ T32] r10:61c88647 r9:84750c00 r8:846ce22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.901187][ T32] r4:846ce200 [ 1332.901247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.901379][ T32] r10:00000000 r9:846ce200 r8:8027f5e8 r7:eaeb1e60 r6:846ce280 r5:84750c00 [ 1332.901444][ T32] r4:00000001 [ 1332.901575][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.901788][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1332.901871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.901945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.902130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.902239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.916804][ T32] r4:846c1600 [ 1332.917784][ T32] INFO: task kworker/0:314:4444 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.917915][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.918175][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.918301][ T32] Call trace: [ 1332.918382][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.918505][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.918568][ T32] r4:00000000 [ 1332.918668][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.918783][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.918867][ T32] 1d20: a62a3000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.918938][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.918996][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.919054][ T32] r5:80000013 r4:80239bb0 [ 1332.919104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.919197][ T32] r4:82ac11e4 [ 1332.919249][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.919342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.919391][ T32] r4:e05e1dc0 [ 1332.919436][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.919531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.919584][ T32] r4:00000000 [ 1332.919632][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.919735][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.919795][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.919947][ T32] r5:00001000 r4:eced5000 [ 1332.920006][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.920098][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.920193][ T32] r5:85c3938c r4:85c39000 [ 1332.920242][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.920370][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.920428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.920538][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.920594][ T32] r4:846ded00 [ 1332.920661][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.920770][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.920854][ T32] r4:00000001 [ 1332.920929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.921036][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.921109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.921203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.921276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.921349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.921431][ T32] r4:84a7ddc0 [ 1332.921505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.921598][ T32] INFO: task kworker/0:315:4445 blocked for more than 459 seconds. [ 1332.921688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.921747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.921796][ T32] task:kworker/0:315 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.921932][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.922125][ T32] Call trace: [ 1332.943051][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.943217][ T32] r10:829188dc r9:ead5dd84 r8:00000002 r7:60000113 r6:ead5dd8c r5:84751800 [ 1332.943279][ T32] r4:84751800 [ 1332.943330][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.943426][ T32] r5:84751800 r4:829188d8 [ 1332.943477][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.943585][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.943680][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [ 1332.943749][ T32] r4:00000000 [ 1332.943851][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.943972][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.944081][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.944192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1380 [ 1332.944253][ T32] r4:00000000 [ 1332.944304][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.944407][ T32] r9:83018005 r8:84751800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1332.944483][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.944588][ T32] r5:00001000 r4:dfdb9000 [ 1332.944642][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.944754][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.944869][ T32] r5:852a138c r4:852a1000 [ 1332.944940][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.945053][ T32] r7:dddced80 r6:83018000 r5:852a138c r4:846ce300 [ 1332.945108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.945220][ T32] r10:61c88647 r9:84751800 r8:846ce32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.945292][ T32] r4:846ce300 [ 1332.945381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.945489][ T32] r10:00000000 r9:846ce300 r8:8027f5e8 r7:eaeb1e60 r6:846ce400 r5:84751800 [ 1332.945545][ T32] r4:00000001 [ 1332.945598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.945687][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) [ 1332.945762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.945838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.945931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.946041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.946096][ T32] r4:846c1200 [ 1332.947014][ T32] INFO: task kworker/0:315:4445 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.947100][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.947282][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.947440][ T32] Call trace: [ 1332.947527][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.947658][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.947723][ T32] r4:00000000 [ 1332.947843][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.947937][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.948005][ T32] 1d20: a6513000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.948073][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.948176][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.948248][ T32] r5:80000013 r4:80239bb0 [ 1332.948301][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.948401][ T32] r4:82ac11e4 [ 1332.948455][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.948573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.948635][ T32] r4:e05e1dc0 [ 1332.948683][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.948779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1332.948851][ T32] r4:00000000 [ 1332.948910][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.949007][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1332.949064][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.949185][ T32] r5:00001000 r4:eced5000 [ 1332.949270][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.949367][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.949475][ T32] r5:85c3938c r4:85c39000 [ 1332.949530][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.949629][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1332.949698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.949841][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.949914][ T32] r4:846ded00 [ 1332.949965][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.950140][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1332.950213][ T32] r4:00000001 [ 1332.950262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.950341][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1332.950420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.950485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.950550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.950621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.950673][ T32] r4:84a7ddc0 [ 1332.950725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.950792][ T32] INFO: task kworker/0:316:4448 blocked for more than 459 seconds. [ 1332.950875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.950953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.951013][ T32] task:kworker/0:316 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.951130][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.951304][ T32] Call trace: [ 1332.951395][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1332.951502][ T32] r10:829188dc r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:84752400 [ 1332.951556][ T32] r4:84752400 [ 1332.951608][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1332.951701][ T32] r5:84752400 r4:829188d8 [ 1332.951752][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.951845][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.951949][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 [ 1332.952014][ T32] r4:00000000 [ 1332.952064][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1332.977267][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.977543][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.977656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1b80 [ 1332.977714][ T32] r4:00000000 [ 1332.977828][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.977946][ T32] r9:83018005 r8:84752400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1332.978050][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.978156][ T32] r5:00001000 r4:e05e7000 [ 1332.978208][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.978298][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.978397][ T32] r5:852a1f8c r4:852a1c00 [ 1332.978450][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.978551][ T32] r7:dddced80 r6:83018000 r5:852a1f8c r4:846ce380 [ 1332.978652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.978758][ T32] r10:61c88647 r9:84752400 r8:846ce3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.978829][ T32] r4:846ce380 [ 1332.978905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.979007][ T32] r10:00000000 r9:846ce380 r8:8027f5e8 r7:eaeb1e60 r6:846ce500 r5:84752400 [ 1332.979079][ T32] r4:00000001 [ 1332.979133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.979219][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 1332.979304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.979391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.979457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.979524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.979591][ T32] r4:846c1800 [ 1332.980496][ T32] INFO: task kworker/0:316:4448 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1332.980591][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.980822][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.980981][ T32] Call trace: [ 1332.981068][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1332.981180][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1332.981238][ T32] r4:00000000 [ 1332.981306][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.981393][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1332.981457][ T32] 1d20: a65fd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1332.981526][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1332.981584][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.981644][ T32] r5:80000013 r4:80239bb0 [ 1332.981726][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.981815][ T32] r4:82ac11e4 [ 1332.981880][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.982032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1332.982114][ T32] r4:e05e1dc0 [ 1333.002918][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.003202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.003263][ T32] r4:00000000 [ 1333.003313][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.003418][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.003470][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.003588][ T32] r5:00001000 r4:eced5000 [ 1333.003653][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.003774][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.003890][ T32] r5:85c3938c r4:85c39000 [ 1333.003945][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.004066][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.004122][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.004220][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.004272][ T32] r4:846ded00 [ 1333.004323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.004418][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.004490][ T32] r4:00000001 [ 1333.004569][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.004661][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.004725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.004785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.004851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.004914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.004963][ T32] r4:84a7ddc0 [ 1333.005012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.005075][ T32] INFO: task kworker/0:317:4449 blocked for more than 459 seconds. [ 1333.005151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.005207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.005259][ T32] task:kworker/0:317 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.005408][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.005510][ T32] Call trace: [ 1333.005586][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.005714][ T32] r10:829188dc r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:851c9800 [ 1333.005787][ T32] r4:851c9800 [ 1333.005848][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.005961][ T32] r5:851c9800 r4:829188d8 [ 1333.006047][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.006152][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.006270][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1333.006346][ T32] r4:00000000 [ 1333.006415][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.006504][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.006594][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.006742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1a40 [ 1333.006846][ T32] r4:00000000 [ 1333.006903][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.007011][ T32] r9:83018005 r8:851c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1333.007066][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.007170][ T32] r5:00001000 r4:dff8b000 [ 1333.007223][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.007309][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.007451][ T32] r5:852a1b8c r4:852a1800 [ 1333.007516][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.007611][ T32] r7:dddced80 r6:83018000 r5:852a1b8c r4:846ce480 [ 1333.007678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.007814][ T32] r10:61c88647 r9:851c9800 r8:846ce4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.007879][ T32] r4:846ce480 [ 1333.007936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.008034][ T32] r10:00000000 r9:846ce480 r8:8027f5e8 r7:ead7de60 r6:85296b80 r5:851c9800 [ 1333.008092][ T32] r4:00000001 [ 1333.008137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.008214][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1333.008275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.008341][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.008429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.008499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.008567][ T32] r4:846c1540 [ 1333.009460][ T32] INFO: task kworker/0:317:4449 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.009549][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.009715][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.009820][ T32] Call trace: [ 1333.009925][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.010064][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.010121][ T32] r4:00000000 [ 1333.010168][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.010256][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.010320][ T32] 1d20: a680a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.010405][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.010486][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.010567][ T32] r5:80000013 r4:80239bb0 [ 1333.010626][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.010736][ T32] r4:82ac11e4 [ 1333.010828][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.010946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.011007][ T32] r4:e05e1dc0 [ 1333.011075][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.011175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.011229][ T32] r4:00000000 [ 1333.011278][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.011374][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.011447][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.011562][ T32] r5:00001000 r4:eced5000 [ 1333.011625][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.011712][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.011810][ T32] r5:85c3938c r4:85c39000 [ 1333.011874][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.011985][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.012058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.012175][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.041649][ T32] r4:846ded00 [ 1333.041821][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.042030][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.042092][ T32] r4:00000001 [ 1333.042165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.042788][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.042895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.042973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.043169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.043262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.043316][ T32] r4:84a7ddc0 [ 1333.043372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.043478][ T32] INFO: task kworker/0:318:4451 blocked for more than 459 seconds. [ 1333.043555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.043613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.043665][ T32] task:kworker/0:318 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.043819][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.043953][ T32] Call trace: [ 1333.044031][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.044133][ T32] r10:829188dc r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:851ca400 [ 1333.044187][ T32] r4:851ca400 [ 1333.044235][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.044322][ T32] r5:851ca400 r4:829188d8 [ 1333.044371][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.044460][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.044562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1333.044614][ T32] r4:00000000 [ 1333.044662][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.044747][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.044857][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.044990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84811d80 [ 1333.045051][ T32] r4:00000000 [ 1333.045105][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.045209][ T32] r9:83018005 r8:851ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1333.045263][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.045355][ T32] r5:00001000 r4:e0835000 [ 1333.045428][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.045536][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.045642][ T32] r5:852a2b8c r4:852a2800 [ 1333.045692][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.045835][ T32] r7:dddced80 r6:83018000 r5:852a2b8c r4:846ce580 [ 1333.045921][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.046086][ T32] r10:61c88647 r9:851ca400 r8:846ce5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.046164][ T32] r4:846ce580 [ 1333.046237][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.046364][ T32] r10:00000000 r9:846ce580 r8:8027f5e8 r7:ead7de60 r6:85296c00 r5:851ca400 [ 1333.046429][ T32] r4:00000001 [ 1333.046492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.046584][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1333.046648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.046713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.046776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.046854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.046911][ T32] r4:846c1900 [ 1333.047861][ T32] INFO: task kworker/0:318:4451 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.047945][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.048079][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.048184][ T32] Call trace: [ 1333.048258][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.048363][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.048424][ T32] r4:00000000 [ 1333.048479][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.048588][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.048663][ T32] 1d20: a6a3a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.048748][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.048814][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.048890][ T32] r5:80000013 r4:80239bb0 [ 1333.048944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.049035][ T32] r4:82ac11e4 [ 1333.049084][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.049180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.049254][ T32] r4:e05e1dc0 [ 1333.049310][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.049403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.049455][ T32] r4:00000000 [ 1333.049502][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.049600][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.049652][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.049743][ T32] r5:00001000 r4:eced5000 [ 1333.049789][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.049906][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.050059][ T32] r5:85c3938c r4:85c39000 [ 1333.050118][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.050218][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.050285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.050394][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.050446][ T32] r4:846ded00 [ 1333.050495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.050595][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.050649][ T32] r4:00000001 [ 1333.050699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.050778][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.050852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.050919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.050984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.051050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.051104][ T32] r4:84a7ddc0 [ 1333.051153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.051273][ T32] INFO: task kworker/0:319:4453 blocked for more than 459 seconds. [ 1333.051378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.051441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.051492][ T32] task:kworker/0:319 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.051623][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.051725][ T32] Call trace: [ 1333.051802][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.051937][ T32] r10:829188dc r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:851c8c00 [ 1333.052018][ T32] r4:851c8c00 [ 1333.052074][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.080720][ T32] r5:851c8c00 r4:829188d8 [ 1333.080915][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.081048][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.081175][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1333.081239][ T32] r4:00000000 [ 1333.081308][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.081398][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.081507][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.081609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1d00 [ 1333.081682][ T32] r4:00000000 [ 1333.081740][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.081844][ T32] r9:83018005 r8:851c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1333.081899][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.082045][ T32] r5:00001000 r4:e0621000 [ 1333.082121][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.086349][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.086542][ T32] r5:852a238c r4:852a2000 [ 1333.086593][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.086692][ T32] r7:dddced80 r6:83018000 r5:852a238c r4:846ce600 [ 1333.086743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.086857][ T32] r10:61c88647 r9:851c8c00 r8:846ce62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.086939][ T32] r4:846ce600 [ 1333.087004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.087107][ T32] r10:00000000 r9:846ce600 r8:8027f5e8 r7:eadbde60 r6:85296c80 r5:851c8c00 [ 1333.087157][ T32] r4:00000001 [ 1333.087205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.087286][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.087356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.087438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.087536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.087610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.087664][ T32] r4:846c1d40 [ 1333.088619][ T32] INFO: task kworker/0:319:4453 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.088710][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.088930][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.089063][ T32] Call trace: [ 1333.089150][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.089263][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.089324][ T32] r4:00000000 [ 1333.089375][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.089465][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.089547][ T32] 1d20: a6cd4000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.089646][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.089731][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.089796][ T32] r5:80000013 r4:80239bb0 [ 1333.089852][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.089942][ T32] r4:82ac11e4 [ 1333.090041][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.090142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.090194][ T32] r4:e05e1dc0 [ 1333.090241][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.090334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.090407][ T32] r4:00000000 [ 1333.090459][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.090574][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.090663][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.090764][ T32] r5:00001000 r4:eced5000 [ 1333.090810][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.090900][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.090986][ T32] r5:85c3938c r4:85c39000 [ 1333.091047][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.091147][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.091196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.091309][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.091363][ T32] r4:846ded00 [ 1333.091429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.091541][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.091597][ T32] r4:00000001 [ 1333.091648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.091732][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.091792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.091866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.091931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.092018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.092082][ T32] r4:84a7ddc0 [ 1333.092140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.111037][ T32] INFO: task kworker/0:320:4455 blocked for more than 459 seconds. [ 1333.111258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.111322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.111406][ T32] task:kworker/0:320 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.111542][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.111717][ T32] Call trace: [ 1333.111822][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.111952][ T32] r10:829188dc r9:eaed5d84 r8:00000002 r7:60000013 r6:eaed5d8c r5:851cb000 [ 1333.112014][ T32] r4:851cb000 [ 1333.112089][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.117044][ T32] r5:851cb000 r4:829188d8 [ 1333.117193][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.117319][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.117427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 1333.117485][ T32] r4:00000000 [ 1333.117558][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.117656][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.117751][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.117861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c1ec0 [ 1333.117921][ T32] r4:00000000 [ 1333.118006][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.118119][ T32] r9:83018005 r8:851cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1333.118179][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.118281][ T32] r5:00001000 r4:e06ad000 [ 1333.118367][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.118463][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.118556][ T32] r5:852a278c r4:852a2400 [ 1333.118621][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.118728][ T32] r7:dddced80 r6:83018000 r5:852a278c r4:846ce680 [ 1333.118778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.118893][ T32] r10:61c88647 r9:851cb000 r8:846ce6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.118946][ T32] r4:846ce680 [ 1333.119029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.119154][ T32] r10:00000000 r9:846ce680 r8:8027f5e8 r7:eadbde60 r6:85296d00 r5:851cb000 [ 1333.119233][ T32] r4:00000001 [ 1333.119295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.119383][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1333.119452][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.119543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.119621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.119695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.119752][ T32] r4:846c1980 [ 1333.120678][ T32] INFO: task kworker/0:320:4455 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.120790][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.120991][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.121147][ T32] Call trace: [ 1333.121261][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.121370][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.121425][ T32] r4:00000000 [ 1333.121472][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.121557][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.121623][ T32] 1d20: a6e33000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.121686][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.121748][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.121808][ T32] r5:80000013 r4:80239bb0 [ 1333.121871][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.121954][ T32] r4:82ac11e4 [ 1333.122038][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.122177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.137715][ T32] r4:e05e1dc0 [ 1333.137818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.138010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.138088][ T32] r4:00000000 [ 1333.138146][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.138251][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.138319][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.138425][ T32] r5:00001000 r4:eced5000 [ 1333.138475][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.138564][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.138691][ T32] r5:85c3938c r4:85c39000 [ 1333.138747][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.138867][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.138924][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.139026][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.139079][ T32] r4:846ded00 [ 1333.139129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.139230][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.139283][ T32] r4:00000001 [ 1333.139350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.139440][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.139523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.139598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.139681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.139785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.139873][ T32] r4:84a7ddc0 [ 1333.139939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.140011][ T32] INFO: task kworker/0:321:4458 blocked for more than 459 seconds. [ 1333.140084][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.140144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.140213][ T32] task:kworker/0:321 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.140376][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.140481][ T32] Call trace: [ 1333.140588][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.140715][ T32] r10:829188dc r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:851cbc00 [ 1333.140787][ T32] r4:851cbc00 [ 1333.140853][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.140951][ T32] r5:851cbc00 r4:829188d8 [ 1333.141005][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.141126][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.141232][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1333.141302][ T32] r4:00000000 [ 1333.141364][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.141464][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.141550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.141645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456e680 [ 1333.141701][ T32] r4:00000000 [ 1333.141770][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.141879][ T32] r9:83018005 r8:851cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1333.141950][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.142089][ T32] r5:00001000 r4:e0721000 [ 1333.142224][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.161004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.161182][ T32] r5:852a2f8c r4:852a2c00 [ 1333.161237][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.161340][ T32] r7:dddced80 r6:83018000 r5:852a2f8c r4:846ce780 [ 1333.161412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.161525][ T32] r10:61c88647 r9:851cbc00 r8:846ce7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.161601][ T32] r4:846ce780 [ 1333.161659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.161769][ T32] r10:00000000 r9:846ce780 r8:8027f5e8 r7:eadbde60 r6:85296d80 r5:851cbc00 [ 1333.161825][ T32] r4:00000001 [ 1333.161882][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.161960][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1333.162064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.162137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.167134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.167281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.167340][ T32] r4:846c1f00 [ 1333.168258][ T32] INFO: task kworker/0:321:4458 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.168354][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.168516][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.168640][ T32] Call trace: [ 1333.168716][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.168843][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.168906][ T32] r4:00000000 [ 1333.168958][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.169047][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.169116][ T32] 1d20: a7108000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.169188][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.169255][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.169337][ T32] r5:80000013 r4:80239bb0 [ 1333.169407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.169532][ T32] r4:82ac11e4 [ 1333.169588][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.169683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.169736][ T32] r4:e05e1dc0 [ 1333.169783][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.169887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.169940][ T32] r4:00000000 [ 1333.170026][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.170130][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.170202][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.170318][ T32] r5:00001000 r4:eced5000 [ 1333.170392][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.170489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.170580][ T32] r5:85c3938c r4:85c39000 [ 1333.170662][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.170797][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.170867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.170975][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.171033][ T32] r4:846ded00 [ 1333.171087][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.171194][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.171247][ T32] r4:00000001 [ 1333.171297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.171396][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.171465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.171535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.171597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.171666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.171723][ T32] r4:84a7ddc0 [ 1333.171776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.171899][ T32] INFO: task kworker/0:322:4460 blocked for more than 459 seconds. [ 1333.171993][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.172071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.172131][ T32] task:kworker/0:322 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.187826][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.188012][ T32] Call trace: [ 1333.188138][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.188290][ T32] r10:829188dc r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:851cec00 [ 1333.188369][ T32] r4:851cec00 [ 1333.188435][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.188540][ T32] r5:851cec00 r4:829188d8 [ 1333.188594][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.188709][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.188814][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 1333.188881][ T32] r4:00000000 [ 1333.188929][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.189008][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.189093][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.189187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934ac0 [ 1333.189239][ T32] r4:00000000 [ 1333.189285][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.189385][ T32] r9:83018005 r8:851cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.189435][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.189522][ T32] r5:00001000 r4:e076d000 [ 1333.189587][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.189690][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.189809][ T32] r5:852a338c r4:852a3000 [ 1333.189885][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.190032][ T32] r7:dddced80 r6:83018000 r5:852a338c r4:846ce800 [ 1333.190105][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.190212][ T32] r10:61c88647 r9:851cec00 r8:846ce82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.190279][ T32] r4:846ce800 [ 1333.190343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.190465][ T32] r10:00000000 r9:846ce800 r8:8027f5e8 r7:eadbde60 r6:85296e00 r5:851cec00 [ 1333.190521][ T32] r4:00000001 [ 1333.190584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.190673][ T32] Exception stack(0xeaeedfb0 to 0xeaeedff8) [ 1333.190736][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.190800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.190901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.191011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.191097][ T32] r4:84934b80 [ 1333.191992][ T32] INFO: task kworker/0:322:4460 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.192107][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.208065][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.208218][ T32] Call trace: [ 1333.208321][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.208480][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.208562][ T32] r4:00000000 [ 1333.208629][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.208727][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.208798][ T32] 1d20: a73d7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.208884][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.208949][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.209012][ T32] r5:80000013 r4:80239bb0 [ 1333.209066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.209165][ T32] r4:82ac11e4 [ 1333.209216][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.209343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.209423][ T32] r4:e05e1dc0 [ 1333.209480][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.209599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.209662][ T32] r4:00000000 [ 1333.209731][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.209850][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.209907][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.210036][ T32] r5:00001000 r4:eced5000 [ 1333.210094][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.210187][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.210285][ T32] r5:85c3938c r4:85c39000 [ 1333.210337][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.210438][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.210488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.210588][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.210670][ T32] r4:846ded00 [ 1333.210727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.210829][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.210917][ T32] r4:00000001 [ 1333.210971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.211097][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.211169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.211256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.211356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.211436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.211511][ T32] r4:84a7ddc0 [ 1333.211573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.211702][ T32] INFO: task kworker/0:323:4462 blocked for more than 459 seconds. [ 1333.211791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.211875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.211959][ T32] task:kworker/0:323 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.212103][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.236067][ T32] Call trace: [ 1333.236221][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.236385][ T32] r10:829188dc r9:eaef5d84 r8:00000002 r7:60000013 r6:eaef5d8c r5:851cd400 [ 1333.236444][ T32] r4:851cd400 [ 1333.236493][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.236602][ T32] r5:851cd400 r4:829188d8 [ 1333.236676][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.236769][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.236876][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1333.236929][ T32] r4:00000000 [ 1333.236976][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.237058][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.237150][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.237249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eba40 [ 1333.237303][ T32] r4:00000000 [ 1333.237357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.237460][ T32] r9:83018005 r8:851cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1333.237509][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.237629][ T32] r5:00001000 r4:eaa81000 [ 1333.237687][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.237775][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.237878][ T32] r5:852a478c r4:852a4400 [ 1333.237926][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.238062][ T32] r7:dddced80 r6:83018000 r5:852a478c r4:846ce880 [ 1333.238118][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.238224][ T32] r10:61c88647 r9:851cd400 r8:846ce8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.238279][ T32] r4:846ce880 [ 1333.238377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.238502][ T32] r10:00000000 r9:846ce880 r8:8027f5e8 r7:eadbde60 r6:85296e80 r5:851cd400 [ 1333.238570][ T32] r4:00000001 [ 1333.238620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.238706][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1333.238797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.238906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.238982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.239068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.239133][ T32] r4:846c1d40 [ 1333.240065][ T32] INFO: task kworker/0:323:4462 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.240157][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.240371][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.240491][ T32] Call trace: [ 1333.240565][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.240671][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.240728][ T32] r4:00000000 [ 1333.240778][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.240886][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.240954][ T32] 1d20: a75ef000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.241019][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.241077][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.241135][ T32] r5:80000013 r4:80239bb0 [ 1333.241186][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.241274][ T32] r4:82ac11e4 [ 1333.241322][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.241458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.241518][ T32] r4:e05e1dc0 [ 1333.241564][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.241654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.241728][ T32] r4:00000000 [ 1333.241785][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.241906][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.242011][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.242117][ T32] r5:00001000 r4:eced5000 [ 1333.242203][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.252911][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.253124][ T32] r5:85c3938c r4:85c39000 [ 1333.253198][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.253314][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.253365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.253488][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.253551][ T32] r4:846ded00 [ 1333.253601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.253705][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.253758][ T32] r4:00000001 [ 1333.253806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.253901][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.254004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.254079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.254175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.254313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.254392][ T32] r4:84a7ddc0 [ 1333.254454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.254522][ T32] INFO: task kworker/0:324:4463 blocked for more than 459 seconds. [ 1333.254601][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.254659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.254728][ T32] task:kworker/0:324 state:D stack:0 pid:4463 tgid:4463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.254875][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.255007][ T32] Call trace: [ 1333.255089][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.255190][ T32] r10:829188dc r9:eaef9d84 r8:00000002 r7:60000113 r6:eaef9d8c r5:851ce000 [ 1333.255240][ T32] r4:851ce000 [ 1333.255282][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.255382][ T32] r5:851ce000 r4:829188d8 [ 1333.255446][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.255527][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.255619][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1333.255668][ T32] r4:00000000 [ 1333.255727][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.255844][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.255938][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.256034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eb040 [ 1333.256089][ T32] r4:00000000 [ 1333.256139][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.256239][ T32] r9:83018005 r8:851ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1333.256294][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.256416][ T32] r5:00001000 r4:e89a5000 [ 1333.256472][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.256563][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.256668][ T32] r5:852a3b8c r4:852a3800 [ 1333.256734][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.256828][ T32] r7:dddced80 r6:83018000 r5:852a3b8c r4:846ce900 [ 1333.256906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.257036][ T32] r10:61c88647 r9:851ce000 r8:846ce92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.257149][ T32] r4:846ce900 [ 1333.257227][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.257349][ T32] r10:00000000 r9:846ce900 r8:8027f5e8 r7:eaef5e60 r6:85296f00 r5:851ce000 [ 1333.257401][ T32] r4:00000001 [ 1333.257447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.257527][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1333.257588][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.257677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.257752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.257823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.257911][ T32] r4:846c1e80 [ 1333.258876][ T32] INFO: task kworker/0:324:4463 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.258967][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.259098][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.259216][ T32] Call trace: [ 1333.259290][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.259395][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.259452][ T32] r4:00000000 [ 1333.259503][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.259587][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.259653][ T32] 1d20: a75ef000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.259720][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.259782][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.259852][ T32] r5:80000013 r4:80239bb0 [ 1333.259938][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.260035][ T32] r4:82ac11e4 [ 1333.260102][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.260221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.260284][ T32] r4:e05e1dc0 [ 1333.260333][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.260429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.260487][ T32] r4:00000000 [ 1333.260537][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.260633][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.260714][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.260812][ T32] r5:00001000 r4:eced5000 [ 1333.260874][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.260955][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.261045][ T32] r5:85c3938c r4:85c39000 [ 1333.261117][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.261233][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.261285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.261378][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.261437][ T32] r4:846ded00 [ 1333.261486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.261581][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.261634][ T32] r4:00000001 [ 1333.261684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.261765][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.261825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.261902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.261964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.262076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.262135][ T32] r4:84a7ddc0 [ 1333.293214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.293455][ T32] INFO: task kworker/0:325:4465 blocked for more than 459 seconds. [ 1333.293537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.293597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.293646][ T32] task:kworker/0:325 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.293774][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.293912][ T32] Call trace: [ 1333.294039][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.294174][ T32] r10:829188dc r9:eaefdd84 r8:00000002 r7:60000013 r6:eaefdd8c r5:851cc800 [ 1333.294232][ T32] r4:851cc800 [ 1333.294297][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.294407][ T32] r5:851cc800 r4:829188d8 [ 1333.294500][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.294598][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.294698][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1333.294769][ T32] r4:00000000 [ 1333.294850][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.294961][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.295065][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.295165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eb300 [ 1333.295234][ T32] r4:00000000 [ 1333.295319][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.295429][ T32] r9:83018005 r8:851cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1333.295481][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.295575][ T32] r5:00001000 r4:e89c3000 [ 1333.295641][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.295753][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.295884][ T32] r5:852a378c r4:852a3400 [ 1333.295932][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.296032][ T32] r7:dddced80 r6:83018000 r5:852a378c r4:846ce700 [ 1333.296084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.296186][ T32] r10:61c88647 r9:851cc800 r8:846ce72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.296258][ T32] r4:846ce700 [ 1333.296330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.296436][ T32] r10:00000000 r9:846ce700 r8:8027f5e8 r7:eaef5e60 r6:85296f80 r5:851cc800 [ 1333.296492][ T32] r4:00000001 [ 1333.296537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.296616][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1333.296681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.296839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.296922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.296988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.297040][ T32] r4:846eb180 [ 1333.297952][ T32] INFO: task kworker/0:325:4465 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.298078][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.298259][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.298364][ T32] Call trace: [ 1333.298481][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.298593][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.298649][ T32] r4:00000000 [ 1333.298714][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.298815][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.298895][ T32] 1d20: a786e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.298961][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.299020][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.299074][ T32] r5:80000013 r4:80239bb0 [ 1333.299124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.299214][ T32] r4:82ac11e4 [ 1333.299262][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.299358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.299412][ T32] r4:e05e1dc0 [ 1333.299457][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.299552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.299604][ T32] r4:00000000 [ 1333.299651][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.299746][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.299799][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.299921][ T32] r5:00001000 r4:eced5000 [ 1333.299986][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.300073][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.300168][ T32] r5:85c3938c r4:85c39000 [ 1333.300220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.300319][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.300369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.300488][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.300562][ T32] r4:846ded00 [ 1333.300637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.300757][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.300815][ T32] r4:00000001 [ 1333.300872][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.300952][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.301012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.301077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.301141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.301206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.301276][ T32] r4:84a7ddc0 [ 1333.301330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.301406][ T32] INFO: task kworker/0:326:4467 blocked for more than 459 seconds. [ 1333.301492][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.301553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.301621][ T32] task:kworker/0:326 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.301802][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.301904][ T32] Call trace: [ 1333.302010][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.302138][ T32] r10:829188dc r9:eaf01d84 r8:00000002 r7:60000013 r6:eaf01d8c r5:8435d400 [ 1333.333303][ T32] r4:8435d400 [ 1333.333394][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.333525][ T32] r5:8435d400 r4:829188d8 [ 1333.333571][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.333657][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.333750][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1333.333797][ T32] r4:00000000 [ 1333.333838][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.333917][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.334056][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.334183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eb540 [ 1333.334240][ T32] r4:00000000 [ 1333.334284][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.334385][ T32] r9:83018005 r8:8435d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1333.334432][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.334515][ T32] r5:00001000 r4:e89df000 [ 1333.334555][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.334626][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.334702][ T32] r5:8519b78c r4:8519b400 [ 1333.334741][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.334850][ T32] r7:dddced80 r6:83018000 r5:8519b78c r4:846cea00 [ 1333.334900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.334987][ T32] r10:61c88647 r9:8435d400 r8:846cea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.335044][ T32] r4:846cea00 [ 1333.335094][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.335184][ T32] r10:00000000 r9:846cea00 r8:8027f5e8 r7:eaef5e60 r6:84a78000 r5:8435d400 [ 1333.335227][ T32] r4:00000001 [ 1333.335265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.335336][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1333.335392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.335447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.335500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.335556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.335617][ T32] r4:846eb240 [ 1333.336541][ T32] INFO: task kworker/0:326:4467 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.336617][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.336760][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.336885][ T32] Call trace: [ 1333.336954][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.337073][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.337132][ T32] r4:00000000 [ 1333.337174][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.337245][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.337353][ T32] 1d20: a7beb000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.337416][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.337470][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.337569][ T32] r5:80000013 r4:80239bb0 [ 1333.337616][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.337692][ T32] r4:82ac11e4 [ 1333.337732][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.337860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.337918][ T32] r4:e05e1dc0 [ 1333.337962][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.338086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.338143][ T32] r4:00000000 [ 1333.338184][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.338267][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.338312][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.338392][ T32] r5:00001000 r4:eced5000 [ 1333.338432][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.338505][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.338580][ T32] r5:85c3938c r4:85c39000 [ 1333.338619][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.338718][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.338767][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.338854][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.338899][ T32] r4:846ded00 [ 1333.338953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.339044][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.339095][ T32] r4:00000001 [ 1333.339137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.339204][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.339255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.339310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.339382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.339443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.339506][ T32] r4:84a7ddc0 [ 1333.339552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.339635][ T32] INFO: task kworker/0:327:4469 blocked for more than 459 seconds. [ 1333.339731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.339784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.339824][ T32] task:kworker/0:327 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.339932][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.340045][ T32] Call trace: [ 1333.340182][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.340273][ T32] r10:829188dc r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:851bbc00 [ 1333.340343][ T32] r4:851bbc00 [ 1333.340400][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.340503][ T32] r5:851bbc00 r4:829188d8 [ 1333.340551][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.340622][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.340704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1333.340749][ T32] r4:00000000 [ 1333.340787][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.340858][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.340925][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.341000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eb580 [ 1333.341042][ T32] r4:00000000 [ 1333.341082][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.341173][ T32] r9:83018005 r8:851bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.341214][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.341304][ T32] r5:00001000 r4:eaa03000 [ 1333.341350][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.341424][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.341501][ T32] r5:852a438c r4:852a4000 [ 1333.341555][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.341670][ T32] r7:dddced80 r6:83018000 r5:852a438c r4:846cea80 [ 1333.341722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.341820][ T32] r10:61c88647 r9:851bbc00 r8:846ceaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.341894][ T32] r4:846cea80 [ 1333.341955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.342074][ T32] r10:00000000 r9:846cea80 r8:8027f5e8 r7:eaef5e60 r6:84a78080 r5:851bbc00 [ 1333.342128][ T32] r4:00000001 [ 1333.342221][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.363329][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1333.363451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.363550][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.363612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.363681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.363730][ T32] r4:846eb580 [ 1333.364586][ T32] INFO: task kworker/0:327:4469 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.364693][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.364851][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.364993][ T32] Call trace: [ 1333.365063][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.365175][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.365222][ T32] r4:00000000 [ 1333.365262][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.365333][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.365387][ T32] 1d20: a7c4d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.365463][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.365547][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.365629][ T32] r5:80000013 r4:80239bb0 [ 1333.365677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.365766][ T32] r4:82ac11e4 [ 1333.365831][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.365949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.366045][ T32] r4:e05e1dc0 [ 1333.366108][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.366203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.366255][ T32] r4:00000000 [ 1333.366296][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.366393][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.366440][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.366528][ T32] r5:00001000 r4:eced5000 [ 1333.366573][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.366654][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.366763][ T32] r5:85c3938c r4:85c39000 [ 1333.366815][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.366916][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.366962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.367053][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.367130][ T32] r4:846ded00 [ 1333.367182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.367274][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.367337][ T32] r4:00000001 [ 1333.367468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.367553][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.367630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.367698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.367788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.367856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.367925][ T32] r4:84a7ddc0 [ 1333.367980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.368098][ T32] INFO: task kworker/0:328:4471 blocked for more than 459 seconds. [ 1333.368171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.368222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.368263][ T32] task:kworker/0:328 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.368391][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.368491][ T32] Call trace: [ 1333.368567][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.368657][ T32] r10:829188dc r9:eaf11d84 r8:00000002 r7:60000113 r6:eaf11d8c r5:851d0000 [ 1333.368717][ T32] r4:851d0000 [ 1333.368762][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.368876][ T32] r5:851d0000 r4:829188d8 [ 1333.368924][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.368999][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.369082][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1333.369133][ T32] r4:00000000 [ 1333.369188][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1333.369410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eb780 ** 4 printk messages dropped ** [ 1333.369754][ T32] r5:00001000 r4:eaa3b000 ** 4 printk messages dropped ** [ 1333.370143][ T32] r7:dddced80 r6:83018000 r5:852a4b8c r4:846ceb00 ** 13 printk messages dropped ** [ 1333.371603][ T32] INFO: task kworker/0:328:4471 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 13 printk messages dropped ** [ 1333.406217][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1333.406932][ T32] r5:00001000 r4:eced5000 ** 8 printk messages dropped ** [ 1333.407544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1333.408525][ T32] task:kworker/0:329 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1333.410154][ T32] r5:00001000 r4:eaa9f000 ** 1 printk messages dropped ** [ 1333.410323][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.411173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.433797][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.434557][ T32] r4:82ac11e4 [ 1333.434611][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.434698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.434748][ T32] r4:e05e1dc0 [ 1333.434791][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.434907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.434978][ T32] r4:00000000 [ 1333.435032][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.435138][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.435191][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.435281][ T32] r5:00001000 r4:eced5000 [ 1333.435339][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.435427][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.435515][ T32] r5:85c3938c r4:85c39000 [ 1333.435561][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.435652][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.435717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.435829][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.435893][ T32] r4:846ded00 [ 1333.435942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.436059][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.436123][ T32] r4:00000001 [ 1333.436173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.436247][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.436300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.436380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.436447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.436508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.436596][ T32] r4:84a7ddc0 [ 1333.436649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.436716][ T32] INFO: task kworker/0:330:4477 blocked for more than 459 seconds. ** 6 printk messages dropped ** [ 1333.437287][ T32] r10:829188dc r9:eaf19d84 r8:00000002 r7:60000013 r6:eaf19d8c r5:851d1800 ** 14 printk messages dropped ** [ 1333.438431][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.438692][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.439691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.441575][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 11 printk messages dropped ** [ 1333.467211][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 14 printk messages dropped ** [ 1333.468208][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 10 printk messages dropped ** [ 1333.469002][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.470082][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.470610][ T32] r5:00001000 r4:eaab7000 ** 6 printk messages dropped ** [ 1333.471083][ T32] r10:61c88647 r9:851d2400 r8:846cecac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1333.487545][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.488668][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.488734][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.488788][ T32] r5:80000013 r4:80239bb0 [ 1333.488828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.488911][ T32] r4:82ac11e4 [ 1333.488950][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.489027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.489070][ T32] r4:e05e1dc0 [ 1333.489193][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.489332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.489513][ T32] r4:00000000 [ 1333.489559][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.489670][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.489720][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.489842][ T32] r5:00001000 r4:eced5000 [ 1333.489890][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.490024][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.490120][ T32] r5:85c3938c r4:85c39000 [ 1333.490162][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.490293][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.490358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.490450][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.490493][ T32] r4:846ded00 [ 1333.490531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.490695][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.490767][ T32] r4:00000001 [ 1333.490893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.490966][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.491017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.491072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.491132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.491349][ T32] INFO: task kworker/0:332:4480 blocked for more than 460 seconds. ** 15 printk messages dropped ** [ 1333.511126][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.511750][ T32] r5:00001000 r4:eaadf000 ** 6 printk messages dropped ** [ 1333.522894][ T32] r10:61c88647 r9:851d3000 r8:846ced2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1333.524736][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1333.526957][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1333.528087][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.528537][ T32] r4:84a7ddc0 ** 8 printk messages dropped ** [ 1333.529387][ T32] r10:829188dc r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:851d3c00 ** 13 printk messages dropped ** [ 1333.530392][ T32] r9:83018005 r8:851d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 3 printk messages dropped ** [ 1333.530677][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.530783][ T32] r5:852a638c r4:852a6000 [ 1333.530827][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.530913][ T32] r7:dddced80 r6:83018000 r5:852a638c r4:846ced80 [ 1333.530970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.531060][ T32] r10:61c88647 r9:851d3c00 r8:846cedac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.531114][ T32] r4:846ced80 [ 1333.531152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.531689][ T32] r10:00000000 r9:846ced80 r8:8027f5e8 r7:eaf19e60 r6:84a78380 r5:851d3c00 [ 1333.531799][ T32] r4:00000001 [ 1333.531846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.531914][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1333.531964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.532017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.532101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.532236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.554196][ T32] r4:846eba80 [ 1333.555076][ T32] INFO: task kworker/0:333:4482 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.555153][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.555317][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.555501][ T32] Call trace: [ 1333.555600][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.555706][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.555793][ T32] r4:00000000 [ 1333.555842][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.555953][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.556050][ T32] 1d20: a893e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.556119][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.556170][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.556218][ T32] r5:80000013 r4:80239bb0 [ 1333.556259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.556338][ T32] r4:82ac11e4 [ 1333.556408][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.556493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.556536][ T32] r4:e05e1dc0 [ 1333.556575][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.556654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.556697][ T32] r4:00000000 [ 1333.556736][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.556877][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.556967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.557056][ T32] r5:00001000 r4:eced5000 [ 1333.557139][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.557221][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.557304][ T32] r5:85c3938c r4:85c39000 [ 1333.557378][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.557476][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.557558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.557650][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.557708][ T32] r4:846ded00 [ 1333.557753][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.557841][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.557927][ T32] r4:00000001 [ 1333.557998][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.558136][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.558232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.558293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.558346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.558433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.558481][ T32] r4:84a7ddc0 [ 1333.558558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.558615][ T32] INFO: task kworker/0:334:4484 blocked for more than 460 seconds. [ 1333.558677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.558725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.558834][ T32] task:kworker/0:334 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.558928][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.559031][ T32] Call trace: [ 1333.559135][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.559225][ T32] r10:829188dc r9:eaf41d84 r8:00000002 r7:60000113 r6:eaf41d8c r5:851d4800 [ 1333.559301][ T32] r4:851d4800 [ 1333.559346][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.559424][ T32] r5:851d4800 r4:829188d8 [ 1333.559465][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.559537][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.559655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1333.559704][ T32] r4:00000000 [ 1333.559743][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.559880][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.559957][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.560041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84811d40 [ 1333.560105][ T32] r4:00000000 [ 1333.560147][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.560276][ T32] r9:83018005 r8:851d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1333.560375][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.560470][ T32] r5:00001000 r4:eab0f000 [ 1333.560515][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.560603][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.560690][ T32] r5:852a678c r4:852a6400 [ 1333.560732][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.560837][ T32] r7:dddced80 r6:83018000 r5:852a678c r4:846cee00 [ 1333.560888][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.560990][ T32] r10:61c88647 r9:851d4800 r8:846cee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.561042][ T32] r4:846cee00 [ 1333.561084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.561184][ T32] r10:00000000 r9:846cee00 r8:8027f5e8 r7:eaf19e60 r6:84a78400 r5:851d4800 [ 1333.561234][ T32] r4:00000001 [ 1333.561277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1333.561599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.588050][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.588418][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1333.588915][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1333.589650][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.590366][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1333.590506][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.590567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.590625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.590715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.590822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.590881][ T32] r4:84a7ddc0 [ 1333.590935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.590995][ T32] INFO: task kworker/0:335:4486 blocked for more than 460 seconds. [ 1333.591098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.591160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.591205][ T32] task:kworker/0:335 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.591302][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.591422][ T32] Call trace: [ 1333.591534][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.591640][ T32] r10:829188dc r9:eaf45d84 r8:00000002 r7:60000013 r6:eaf45d8c r5:851d5400 [ 1333.591690][ T32] r4:851d5400 [ 1333.591758][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.591852][ T32] r5:851d5400 r4:829188d8 [ 1333.591898][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.592015][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.592125][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1333.609936][ T32] r4:00000000 [ 1333.610133][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.610262][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.610349][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.610439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84934100 [ 1333.610496][ T32] r4:00000000 [ 1333.610542][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.610680][ T32] r9:83018005 r8:851d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1333.610738][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.610866][ T32] r5:00001000 r4:eab27000 [ 1333.610925][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.611012][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.611111][ T32] r5:852a6b8c r4:852a6800 [ 1333.611183][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.611309][ T32] r7:dddced80 r6:83018000 r5:852a6b8c r4:846ce980 [ 1333.611366][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.611463][ T32] r10:61c88647 r9:851d5400 r8:846ce9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.611511][ T32] r4:846ce980 [ 1333.611584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.611782][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.612100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.627171][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.627537][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.627866][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 7 printk messages dropped ** [ 1333.628492][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1333.629458][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1333.629844][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.630356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1333.630827][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.631494][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.653188][ T32] r5:00001000 r4:eab43000 [ 1333.653240][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.653423][ T32] r5:852a6f8c r4:852a6c00 ** 1 printk messages dropped ** [ 1333.653580][ T32] r7:dddced80 r6:83018000 r5:852a6f8c r4:846cef00 [ 1333.653636][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.653859][ T32] r10:61c88647 r9:851d6000 r8:846cef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.653938][ T32] r4:846cef00 [ 1333.654021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.654167][ T32] r10:00000000 r9:846cef00 r8:8027f5e8 r7:eaf19e60 r6:84a78500 r5:851d6000 [ 1333.654236][ T32] r4:00000001 [ 1333.654282][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.654365][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1333.654457][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.654538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.654607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.654687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.654760][ T32] r4:84a720c0 [ 1333.655661][ T32] INFO: task kworker/0:336:4488 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.655769][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.655972][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.656074][ T32] Call trace: [ 1333.656166][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.656291][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.656365][ T32] r4:00000000 [ 1333.656417][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.656496][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.656560][ T32] 1d20: a924c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.656628][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.656704][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.656774][ T32] r5:80000013 r4:80239bb0 [ 1333.656893][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.656991][ T32] r4:82ac11e4 [ 1333.657055][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.657160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.657215][ T32] r4:e05e1dc0 [ 1333.657262][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.657350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.657398][ T32] r4:00000000 [ 1333.657440][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.657540][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.657608][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.657727][ T32] r5:00001000 r4:eced5000 [ 1333.657779][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.657917][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.658046][ T32] r5:85c3938c r4:85c39000 [ 1333.658104][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.658221][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.658315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.658434][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.658490][ T32] r4:846ded00 [ 1333.658534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.658653][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.658711][ T32] r4:00000001 [ 1333.658755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.658834][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.658902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.658966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.659052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.659144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1333.659955][ T32] r10:829188dc r9:eaf4dd84 r8:00000002 r7:60000113 r6:eaf4dd8c r5:851d6c00 ** 8 printk messages dropped ** [ 1333.660598][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.661153][ T32] r5:00001000 r4:eaba7000 [ 1333.661200][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.661297][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.661679][ T32] r10:61c88647 r9:851d6c00 r8:846ceeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.690230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.691996][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.703474][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1333.703846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 11 printk messages dropped ** [ 1333.704621][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.705298][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1333.705890][ T32] INFO: task kworker/0:338:4492 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.706530][ T32] r4:85300000 ** 4 printk messages dropped ** [ 1333.706866][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 ** 8 printk messages dropped ** [ 1333.707394][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.707487][ T32] r5:00001000 r4:eabc9000 ** 1 printk messages dropped ** [ 1333.707602][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.708097][ T32] r4:846cef80 [ 1333.708157][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.708257][ T32] r10:00000000 r9:846cef80 r8:8027f5e8 r7:eaf19e60 r6:84a78600 r5:85300000 [ 1333.708309][ T32] r4:00000001 [ 1333.708351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.708428][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 1333.708489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.708551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.708610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.708672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.708737][ T32] r4:84a72440 [ 1333.709632][ T32] INFO: task kworker/0:338:4492 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.709733][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.709913][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.710044][ T32] Call trace: [ 1333.710185][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.710317][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.710378][ T32] r4:00000000 [ 1333.710439][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.710529][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.710592][ T32] 1d20: a9549000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.710655][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.710709][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.710766][ T32] r5:80000013 r4:80239bb0 [ 1333.710812][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.710902][ T32] r4:82ac11e4 [ 1333.710970][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.711097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.711158][ T32] r4:e05e1dc0 [ 1333.711218][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.711313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.711379][ T32] r4:00000000 [ 1333.711431][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.711556][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.711640][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.711759][ T32] r5:00001000 r4:eced5000 [ 1333.711858][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.711971][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.712082][ T32] r5:85c3938c r4:85c39000 [ 1333.712150][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.736524][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.736608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.736742][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.736792][ T32] r4:846ded00 [ 1333.736834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.736933][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.736985][ T32] r4:00000001 [ 1333.737047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.737157][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.737251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.737316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.737372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.737446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.737500][ T32] r4:84a7ddc0 [ 1333.737565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.737631][ T32] INFO: task kworker/0:339:4494 blocked for more than 460 seconds. [ 1333.737697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.737766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.737844][ T32] task:kworker/0:339 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.738011][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.738182][ T32] Call trace: [ 1333.738260][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.738384][ T32] r10:829188dc r9:eaf65d84 r8:00000002 r7:60000113 r6:eaf65d8c r5:85300c00 ** 5 printk messages dropped ** [ 1333.738856][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 ** 9 printk messages dropped ** [ 1333.739606][ T32] r5:00001000 r4:eabf3000 [ 1333.739649][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.739727][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.740212][ T32] r10:61c88647 r9:85300c00 r8:846e812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.740823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.742100][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.753820][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1333.754499][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.755034][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.755542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1333.756535][ T32] INFO: task kworker/0:340:4497 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.757245][ T32] r4:85302400 ** 4 printk messages dropped ** [ 1333.757644][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 ** 7 printk messages dropped ** [ 1333.758336][ T32] r9:83018005 r8:85302400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1333.758475][ T32] r5:00001000 r4:eac0f000 ** 2 printk messages dropped ** [ 1333.758720][ T32] r5:852a3f8c r4:852a3c00 [ 1333.758769][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.758861][ T32] r7:dddced80 r6:83018000 r5:852a3f8c r4:846e8180 [ 1333.758906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.758996][ T32] r10:61c88647 r9:85302400 r8:846e81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.759065][ T32] r4:846e8180 [ 1333.759139][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.759239][ T32] r10:00000000 r9:846e8180 r8:8027f5e8 r7:eaf19e60 r6:84a78700 r5:85302400 [ 1333.759287][ T32] r4:00000001 [ 1333.759328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.759413][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1333.759474][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.759661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.759733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.759809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.759866][ T32] r4:84a72700 [ 1333.760763][ T32] INFO: task kworker/0:340:4497 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.760851][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.760968][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.761061][ T32] Call trace: [ 1333.761184][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.761293][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.761344][ T32] r4:00000000 [ 1333.761405][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.761492][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1333.761551][ T32] 1d20: a9759000 ece39000 00000001 80239b98 7f159000 00000001 [ 1333.761614][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1333.761691][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.761766][ T32] r5:80000013 r4:80239bb0 [ 1333.761821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.761937][ T32] r4:82ac11e4 [ 1333.762023][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.762187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1333.789172][ T32] r4:e05e1dc0 [ 1333.789266][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.789395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1333.789449][ T32] r4:00000000 [ 1333.789495][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.789619][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.789685][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.789778][ T32] r5:00001000 r4:eced5000 [ 1333.789824][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.789908][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.790030][ T32] r5:85c3938c r4:85c39000 [ 1333.790119][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.790226][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.790297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.790404][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.790473][ T32] r4:846ded00 [ 1333.790535][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.790640][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.790707][ T32] r4:00000001 [ 1333.790757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.790836][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.790930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.790999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.791058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.791127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.791195][ T32] r4:84a7ddc0 [ 1333.791253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.791341][ T32] INFO: task kworker/0:341:4499 blocked for more than 460 seconds. [ 1333.791415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.791467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.791528][ T32] task:kworker/0:341 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.791665][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.791825][ T32] Call trace: [ 1333.791913][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.792015][ T32] r10:829188dc r9:eaf81d84 r8:00000002 r7:60000113 r6:eaf81d8c r5:85301800 [ 1333.792084][ T32] r4:85301800 [ 1333.807135][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.807391][ T32] r5:85301800 r4:829188d8 [ 1333.807460][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.807559][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.807656][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf81e08 [ 1333.807706][ T32] r4:00000000 [ 1333.807779][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.807860][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.807942][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.808032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a72340 [ 1333.808081][ T32] r4:00000000 [ 1333.808137][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.808239][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1333.808309][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.808416][ T32] r5:00001000 r4:e0115000 [ 1333.808462][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.808567][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.808666][ T32] r5:852a878c r4:852a8400 [ 1333.808739][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.808843][ T32] r7:dddced80 r6:83018000 r5:852a878c r4:846e8200 [ 1333.808892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.808986][ T32] r10:61c88647 r9:85301800 r8:846e822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.809098][ T32] r4:846e8200 [ 1333.809188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.809293][ T32] r10:00000000 r9:846e8200 r8:8027f5e8 r7:eaf19e60 r6:84a78780 r5:85301800 [ 1333.809346][ T32] r4:00000001 [ 1333.809390][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.809465][ T32] Exception stack(0xeaf81fb0 to 0xeaf81ff8) ** 2 printk messages dropped ** [ 1333.809703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.811499][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.811799][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 6 printk messages dropped ** [ 1333.823073][ T32] r4:e05e1dc0 ** 3 printk messages dropped ** [ 1333.823339][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.823442][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1333.823490][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.823583][ T32] r5:00001000 r4:eced5000 [ 1333.823626][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.823709][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.823833][ T32] r5:85c3938c r4:85c39000 [ 1333.823890][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.823988][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.824056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.824169][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.824238][ T32] r4:846ded00 [ 1333.824301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.824427][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.824484][ T32] r4:00000001 [ 1333.824534][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.824612][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.824674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.824772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.824841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.824909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.824986][ T32] r4:84a7ddc0 [ 1333.825044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.825115][ T32] INFO: task kworker/0:342:4501 blocked for more than 460 seconds. [ 1333.825205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.825332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.825391][ T32] task:kworker/0:342 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.825503][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.825601][ T32] Call trace: [ 1333.825671][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.825778][ T32] r10:829188dc r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:85303c00 [ 1333.825829][ T32] r4:85303c00 [ 1333.825877][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.825959][ T32] r5:85303c00 r4:829188d8 [ 1333.826037][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.826134][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.826245][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 ** 5 printk messages dropped ** [ 1333.826684][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.826974][ T32] r5:00001000 r4:eac37000 [ 1333.827026][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.827232][ T32] r5:852a8b8c r4:852a8800 ** 3 printk messages dropped ** [ 1333.827514][ T32] r10:61c88647 r9:85303c00 r8:846e82ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.828201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1333.830148][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1333.830634][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1333.831295][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.831867][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.855892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1333.856731][ T32] r4:85304800 ** 4 printk messages dropped ** [ 1333.857100][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 ** 9 printk messages dropped ** [ 1333.857872][ T32] r5:00001000 r4:ead65000 [ 1333.857917][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1333.858205][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.858945][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) ** 6 printk messages dropped ** [ 1333.860273][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.861082][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1333.861490][ T32] r4:e05e1dc0 ** 4 printk messages dropped ** [ 1333.861829][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 5 printk messages dropped ** [ 1333.883862][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.884008][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1333.884058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.884164][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.884216][ T32] r4:846ded00 [ 1333.884262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.884354][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1333.884409][ T32] r4:00000001 [ 1333.884452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.884548][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1333.884616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.884675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.884748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.884834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.884896][ T32] r4:84a7ddc0 [ 1333.884956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.885023][ T32] INFO: task kworker/0:344:4505 blocked for more than 460 seconds. [ 1333.885099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.885154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.885221][ T32] task:kworker/0:344 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.885365][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.885502][ T32] Call trace: [ 1333.885575][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.885682][ T32] r10:829188dc r9:eafa1d84 r8:00000002 r7:60000013 r6:eafa1d8c r5:85305400 [ 1333.885732][ T32] r4:85305400 [ 1333.885806][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.885901][ T32] r5:85305400 r4:829188d8 [ 1333.886075][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.886220][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.886326][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 [ 1333.886380][ T32] r4:00000000 [ 1333.886426][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.886501][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.886630][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.886797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a72ec0 [ 1333.886861][ T32] r4:00000000 [ 1333.886983][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.887115][ T32] r9:83018005 r8:85305400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1333.887189][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.887303][ T32] r5:00001000 r4:ead75000 [ 1333.887350][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.887434][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.887518][ T32] r5:852a938c r4:852a9000 [ 1333.887558][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.887645][ T32] r7:dddced80 r6:83018000 r5:852a938c r4:846e8080 [ 1333.887693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.887815][ T32] r10:61c88647 r9:85305400 r8:846e80ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.887867][ T32] r4:846e8080 [ 1333.887914][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.888004][ T32] r10:00000000 r9:846e8080 r8:8027f5e8 r7:eaf81e60 r6:84a78900 r5:85305400 [ 1333.888070][ T32] r4:00000001 [ 1333.888121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.888190][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) [ 1333.888260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.888319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.888371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.888427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.888500][ T32] r4:84a72e80 [ 1333.889400][ T32] INFO: task kworker/0:344:4505 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.889478][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.889593][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.889677][ T32] Call trace: [ 1333.889735][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.889821][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.889870][ T32] r4:00000000 [ 1333.889925][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1333.890382][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1333.890912][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1333.891591][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.922897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.923506][ T32] task:kworker/0:345 state:D stack:0 pid:4507 tgid:4507 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.924539][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.925014][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.925304][ T32] r5:00001000 r4:ead95000 ** 3 printk messages dropped ** [ 1333.925593][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.926369][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) ** 6 printk messages dropped ** [ 1333.927621][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1333.928741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1333.929583][ T32] r5:00001000 r4:eced5000 ** 4 printk messages dropped ** [ 1333.930065][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1333.930501][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.930743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.930943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.930992][ T32] r4:84a7ddc0 [ 1333.931037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.931093][ T32] INFO: task kworker/0:346:4509 blocked for more than 460 seconds. [ 1333.931154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.931222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.931323][ T32] task:kworker/0:346 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.931432][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.931588][ T32] Call trace: [ 1333.931661][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1333.931748][ T32] r10:829188dc r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:85306c00 [ 1333.931837][ T32] r4:85306c00 [ 1333.931886][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1333.931969][ T32] r5:85306c00 r4:829188d8 [ 1333.932011][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.932104][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.961283][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1333.961368][ T32] r4:00000000 [ 1333.961413][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1333.961521][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.961598][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.961699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e5440 ** 4 printk messages dropped ** [ 1333.962119][ T32] r5:00001000 r4:dfaa9000 ** 2 printk messages dropped ** [ 1333.963516][ T32] r5:852a9b8c r4:852a9800 ** 9 printk messages dropped ** [ 1333.964203][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) ** 10 printk messages dropped ** [ 1333.965922][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 16 printk messages dropped ** [ 1333.967123][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 14 printk messages dropped ** [ 1333.968210][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 10 printk messages dropped ** [ 1333.968938][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.969937][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.970407][ T32] r5:00001000 r4:dfc73000 [ 1333.970442][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.970508][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.970580][ T32] r5:852a9f8c r4:852a9c00 [ 1333.970631][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.970712][ T32] r7:dddced80 r6:83018000 r5:852a9f8c r4:846e8500 [ 1333.970776][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.970864][ T32] r10:61c88647 r9:85308000 r8:846e852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.970905][ T32] r4:846e8500 [ 1333.970945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.971023][ T32] r10:00000000 r9:846e8500 r8:8027f5e8 r7:eaf81e60 r6:84a78a80 r5:85308000 [ 1333.971062][ T32] r4:00000001 [ 1333.971116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.971183][ T32] Exception stack(0xeae69fb0 to 0xeae69ff8) [ 1333.971246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.971303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.971353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.971431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.971474][ T32] r4:84a72ac0 [ 1333.971979][ T32] INFO: task kworker/0:347:4511 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1333.972080][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.996052][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.996191][ T32] Call trace: [ 1333.996266][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1333.996380][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1333.996436][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.996594][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 15 printk messages dropped ** [ 1333.997845][ T32] r5:00001000 r4:eced5000 ** 7 printk messages dropped ** [ 1333.998484][ T32] r4:846ded00 ** 12 printk messages dropped ** [ 1333.999419][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1334.000448][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.001151][ T32] r5:00001000 r4:eac39000 ** 1 printk messages dropped ** [ 1334.001273][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.001463][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.001563][ T32] r7:dddced80 r6:83018000 r5:852abf8c r4:846e8580 [ 1334.001613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.001708][ T32] r10:61c88647 r9:85309800 r8:846e85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.001758][ T32] r4:846e8580 [ 1334.001818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.001988][ T32] r10:00000000 r9:846e8580 r8:8027f5e8 r7:eaf81e60 r6:84a78b00 r5:85309800 [ 1334.002065][ T32] r4:00000001 [ 1334.002128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.020088][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1334.020229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.020316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.020382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.020453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.020506][ T32] r4:846e5800 [ 1334.021375][ T32] INFO: task kworker/0:348:4514 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.021465][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.021652][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.021777][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.037556][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 12 printk messages dropped ** [ 1334.038631][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 17 printk messages dropped ** [ 1334.040171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.040843][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.041726][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.053372][ T32] r9:83018005 r8:8530a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 5 printk messages dropped ** [ 1334.053889][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.054778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.056486][ T32] r4:00000000 [ 1334.056546][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.056646][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.056713][ T32] 1d20: aaace000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.056775][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.056859][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.056923][ T32] r5:80000013 r4:80239bb0 [ 1334.056970][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.057055][ T32] r4:82ac11e4 [ 1334.057121][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.057243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.057299][ T32] r4:e05e1dc0 [ 1334.057416][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.057520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 1 printk messages dropped ** [ 1334.057691][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1334.058823][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.059313][ T32] r4:84a7ddc0 ** 8 printk messages dropped ** [ 1334.059998][ T32] r10:829188dc r9:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:84755400 ** 9 printk messages dropped ** [ 1334.060835][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1334.061357][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1334.090845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.090970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.091022][ T32] r4:84ab2100 [ 1334.091917][ T32] INFO: task kworker/0:350:4517 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.092040][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.103012][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.103204][ T32] Call trace: [ 1334.103279][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.103398][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.103471][ T32] r4:00000000 [ 1334.103524][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.103617][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.103685][ T32] 1d20: aaf83000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.103750][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.103834][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.103896][ T32] r5:80000013 r4:80239bb0 [ 1334.103942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.104063][ T32] r4:82ac11e4 [ 1334.104119][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.104222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.104331][ T32] r4:e05e1dc0 [ 1334.104393][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.104514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1334.104603][ T32] r4:00000000 [ 1334.104653][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.104784][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.104860][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.104952][ T32] r5:00001000 r4:eced5000 [ 1334.105017][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.105120][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.105273][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1334.106523][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1334.107504][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.108227][ T32] r5:00001000 r4:e05b3000 [ 1334.108268][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1334.109246][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) ** 10 printk messages dropped ** [ 1334.110924][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 18 printk messages dropped ** [ 1334.133405][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1334.134060][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.134780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.135546][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.135646][ T32] Call trace: [ 1334.135740][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.135852][ T32] r10:829188dc r9:eafb9d84 r8:00000002 r7:60000013 r6:eafb9d8c r5:84756c00 [ 1334.135905][ T32] r4:84756c00 [ 1334.135950][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.136032][ T32] r5:84756c00 r4:829188d8 [ 1334.136076][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.136161][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.136280][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 1334.136338][ T32] r4:00000000 [ 1334.136381][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.136463][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.136542][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.136630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab2600 [ 1334.136679][ T32] r4:00000000 [ 1334.136724][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.136817][ T32] r9:83018005 r8:84756c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1334.136873][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.136976][ T32] r5:00001000 r4:e071d000 [ 1334.137044][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.137148][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.137243][ T32] r5:852aaf8c r4:852aac00 [ 1334.137288][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.137378][ T32] r7:dddced80 r6:83018000 r5:852aaf8c r4:846e8780 ** 4 printk messages dropped ** [ 1334.137708][ T32] r10:00000000 r9:846e8780 r8:8027f5e8 r7:eafade60 r6:846e8900 r5:84756c00 ** 10 printk messages dropped ** [ 1334.139379][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1334.140516][ T32] r4:e05e1dc0 ** 11 printk messages dropped ** [ 1334.141409][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 12 printk messages dropped ** [ 1334.173531][ T32] r4:84a7ddc0 ** 9 printk messages dropped ** [ 1334.174448][ T32] r4:84754800 ** 8 printk messages dropped ** [ 1334.175186][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1334.175393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.175491][ T32] r9:83018005 r8:84754800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1334.175543][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.175638][ T32] r5:00001000 r4:e0863000 [ 1334.175681][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.175765][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.175888][ T32] r5:852ab38c r4:852ab000 [ 1334.175941][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.176071][ T32] r7:dddced80 r6:83018000 r5:852ab38c r4:846e8880 [ 1334.176185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.176289][ T32] r10:61c88647 r9:84754800 r8:846e88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.176339][ T32] r4:846e8880 [ 1334.176398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.176499][ T32] r10:00000000 r9:846e8880 r8:8027f5e8 r7:eafade60 r6:846e8a00 r5:84754800 [ 1334.176569][ T32] r4:00000001 [ 1334.176659][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.176764][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 1334.176851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.176924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.176987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.177064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.177124][ T32] r4:84ab2640 [ 1334.178024][ T32] INFO: task kworker/0:353:4524 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 9 printk messages dropped ** [ 1334.178921][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 18 printk messages dropped ** [ 1334.180319][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 15 printk messages dropped ** [ 1334.181534][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1334.203589][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 ** 9 printk messages dropped ** [ 1334.204402][ T32] r5:00001000 r4:e08ad000 ** 4 printk messages dropped ** [ 1334.204871][ T32] r7:dddced80 r6:83018000 r5:852ab78c r4:846e8980 ** 12 printk messages dropped ** [ 1334.205792][ T32] r4:84ab27c0 ** 8 printk messages dropped ** [ 1334.207454][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 12 printk messages dropped ** [ 1334.208441][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1334.209349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.209440][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.209490][ T32] r4:00000001 [ 1334.209559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.209640][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.209718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.209832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.209907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.210000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.210052][ T32] r4:84a7ddc0 [ 1334.210116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.210180][ T32] INFO: task kworker/0:355:4528 blocked for more than 460 seconds. [ 1334.210245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.210351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.210409][ T32] task:kworker/0:355 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.210540][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.210645][ T32] Call trace: [ 1334.210727][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.210820][ T32] r10:829188dc r9:eafc5d84 r8:00000002 r7:60000013 r6:eafc5d8c r5:84753000 [ 1334.210879][ T32] r4:84753000 [ 1334.210951][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.211052][ T32] r5:84753000 r4:829188d8 [ 1334.211097][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.211192][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.211313][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 [ 1334.211385][ T32] r4:00000000 [ 1334.211431][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.211507][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.211582][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.212007][ T32] r5:00001000 r4:e493d000 ** 1 printk messages dropped ** [ 1334.246131][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1334.247915][ T32] r4:84ab2940 ** 6 printk messages dropped ** [ 1334.249567][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.250087][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1334.250841][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1334.251855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.251911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.251956][ T32] r4:84a7ddc0 [ 1334.252012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.252089][ T32] INFO: task kworker/0:356:4529 blocked for more than 460 seconds. [ 1334.252217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.270794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.270938][ T32] task:kworker/0:356 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.271796][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.271923][ T32] Call trace: [ 1334.271987][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.272085][ T32] r10:829188dc r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:84798000 [ 1334.272132][ T32] r4:84798000 [ 1334.286020][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.286268][ T32] r5:84798000 r4:829188d8 [ 1334.286321][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.286417][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.286543][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 ** 6 printk messages dropped ** [ 1334.287037][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.287449][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1334.288510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.290482][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 16 printk messages dropped ** [ 1334.304881][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1334.306567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1334.308148][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.308868][ T32] r5:00001000 r4:eac4d000 ** 3 printk messages dropped ** [ 1334.309153][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1334.311507][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.337358][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1334.340016][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.340123][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.340189][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.340286][ T32] r5:00001000 r4:eced5000 [ 1334.340332][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.340412][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.340523][ T32] r5:85c3938c r4:85c39000 [ 1334.340586][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.340679][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.340725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.340814][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.340872][ T32] r4:846ded00 [ 1334.340917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.341024][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.341077][ T32] r4:00000001 [ 1334.341123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.341201][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.341259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.341318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.341373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.341432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1334.341834][ T32] task:kworker/0:358 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1334.364522][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.364930][ T32] r5:00001000 r4:eadc1000 ** 6 printk messages dropped ** [ 1334.365412][ T32] r10:61c88647 r9:8479a400 r8:846e8e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1334.367430][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1334.368008][ T32] r4:82ac11e4 [ 1334.368048][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.368126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.368173][ T32] r4:e05e1dc0 [ 1334.368211][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.368304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1334.368358][ T32] r4:00000000 [ 1334.368414][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.368501][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.368549][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.368633][ T32] r5:00001000 r4:eced5000 [ 1334.368691][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.368785][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.368878][ T32] r5:85c3938c r4:85c39000 [ 1334.368961][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.369067][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.369115][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.369203][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.369274][ T32] r4:846ded00 [ 1334.369344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.369432][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.369502][ T32] r4:00000001 [ 1334.369555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.369622][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.369676][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.369730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.369783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.369843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.369886][ T32] r4:84a7ddc0 [ 1334.369954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.370041][ T32] INFO: task kworker/0:359:4536 blocked for more than 460 seconds. [ 1334.370104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.370154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.370194][ T32] task:kworker/0:359 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.370279][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.370357][ T32] Call trace: [ 1334.370418][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.370502][ T32] r10:829188dc r9:eafd9d84 r8:00000002 r7:60000013 r6:eafd9d8c r5:8479bc00 [ 1334.370548][ T32] r4:8479bc00 [ 1334.370587][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.370681][ T32] r5:8479bc00 r4:829188d8 [ 1334.370735][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.371195][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.371694][ T32] r5:00001000 r4:eadd1000 ** 6 printk messages dropped ** [ 1334.392780][ T32] r10:61c88647 r9:8479bc00 r8:846e8f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1334.396876][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1334.400226][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.400967][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.401454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.425200][ T32] r10:829188dc r9:eafddd84 r8:00000002 r7:60000113 r6:eafddd8c r5:8479b000 ** 14 printk messages dropped ** [ 1334.426450][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.426537][ T32] r5:00001000 r4:eade5000 [ 1334.426581][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.426661][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.426767][ T32] r5:852b538c r4:852b5000 [ 1334.426836][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.426938][ T32] r7:dddced80 r6:83018000 r5:852b538c r4:846e8000 [ 1334.426983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.427073][ T32] r10:61c88647 r9:8479b000 r8:846e802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.427139][ T32] r4:846e8000 [ 1334.427193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.427288][ T32] r10:00000000 r9:846e8000 r8:8027f5e8 r7:eafd9e60 r6:84816f80 r5:8479b000 [ 1334.427337][ T32] r4:00000001 [ 1334.427381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.427461][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1334.427526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.427607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.427672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.427778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.427858][ T32] r4:84ac70c0 [ 1334.428759][ T32] INFO: task kworker/0:360:4538 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.428872][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.429019][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.429128][ T32] Call trace: [ 1334.429202][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.429304][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.429386][ T32] r4:00000000 [ 1334.429438][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.429517][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.429583][ T32] 1d20: ac169000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.429655][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.429725][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.429778][ T32] r5:80000013 r4:80239bb0 [ 1334.429818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.429945][ T32] r4:82ac11e4 [ 1334.430038][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.430134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.430197][ T32] r4:e05e1dc0 [ 1334.430240][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.430613][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.430965][ T32] r5:85c3938c r4:85c39000 [ 1334.431064][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.431166][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.431246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.431347][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.431396][ T32] r4:846ded00 [ 1334.431439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.431565][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.431623][ T32] r4:00000001 [ 1334.431667][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.431779][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.431854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.431949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.432012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.432072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.454960][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1334.456203][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1334.456746][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.457479][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) ** 10 printk messages dropped ** [ 1334.459247][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1334.459792][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1334.460544][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1334.461796][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.491044][ T32] r4:8479c800 [ 1334.491090][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.491190][ T32] r5:8479c800 r4:829188d8 [ 1334.491241][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.491320][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.491432][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1334.491482][ T32] r4:00000000 [ 1334.491569][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.491674][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.491783][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.491901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac77c0 [ 1334.491952][ T32] r4:00000000 [ 1334.491996][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.492092][ T32] r9:83018005 r8:8479c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1334.496689][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.496907][ T32] r5:00001000 r4:eadf5000 [ 1334.496960][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.497047][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.497143][ T32] r5:852b5b8c r4:852b5800 [ 1334.497192][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.497288][ T32] r7:dddced80 r6:83018000 r5:852b5b8c r4:84ac6080 [ 1334.497336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.497431][ T32] r10:61c88647 r9:8479c800 r8:84ac60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.497480][ T32] r4:84ac6080 [ 1334.497526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.497627][ T32] r10:00000000 r9:84ac6080 r8:8027f5e8 r7:eafe1e60 r6:84ac6280 r5:8479c800 [ 1334.497688][ T32] r4:00000001 [ 1334.497751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.497859][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1334.497942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.498039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.498106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.498169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.498217][ T32] r4:84ac7480 [ 1334.499090][ T32] INFO: task kworker/0:362:4542 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.499177][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.499368][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.499468][ T32] Call trace: [ 1334.499538][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.499639][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.499697][ T32] r4:00000000 [ 1334.499748][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.499838][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.499929][ T32] 1d20: ac60c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.500011][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 3 printk messages dropped ** [ 1334.500271][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1334.501256][ T32] r5:85c3938c r4:85c39000 ** 7 printk messages dropped ** [ 1334.501881][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.520691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1334.521646][ T32] r4:84799800 ** 5 printk messages dropped ** [ 1334.522106][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.536776][ T32] r9:83018005 r8:84799800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 2 printk messages dropped ** [ 1334.536953][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1334.537878][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) ** 1 printk messages dropped ** [ 1334.538033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.538092][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.538170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.538227][ T32] r4:84ac7700 [ 1334.539087][ T32] INFO: task kworker/0:363:4544 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.539155][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.539303][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.539418][ T32] Call trace: [ 1334.539526][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.539630][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.539684][ T32] r4:00000000 [ 1334.539730][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.539838][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.539903][ T32] 1d20: ac8ce000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.539967][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.540022][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.540122][ T32] r5:80000013 r4:80239bb0 [ 1334.540178][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.540275][ T32] r4:82ac11e4 [ 1334.540327][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1334.540509][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1334.541050][ T32] r5:00001000 r4:eced5000 ** 4 printk messages dropped ** [ 1334.541440][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1334.541939][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.553179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.553712][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.554473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 ** 9 printk messages dropped ** [ 1334.555196][ T32] r5:00001000 r4:eaeb9000 ** 1 printk messages dropped ** [ 1334.555381][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.555963][ T32] r10:00000000 r9:84ac6300 r8:8027f5e8 r7:eafe1e60 r6:84ac6380 r5:8479ec00 ** 10 printk messages dropped ** [ 1334.557748][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.558483][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1334.559092][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.559562][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1334.559888][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1334.560319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.561207][ T32] r4:8479e000 ** 8 printk messages dropped ** [ 1334.561845][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1334.594341][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.594517][ T32] r5:852b678c r4:852b6400 [ 1334.594566][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.594656][ T32] r7:dddced80 r6:83018000 r5:852b678c r4:84ac6400 [ 1334.594728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.594823][ T32] r10:61c88647 r9:8479e000 r8:84ac642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.594875][ T32] r4:84ac6400 [ 1334.594917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.595001][ T32] r10:00000000 r9:84ac6400 r8:8027f5e8 r7:eafd1e60 r6:84ac6480 r5:8479e000 [ 1334.595044][ T32] r4:00000001 [ 1334.595084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.595156][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1334.595214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.595301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.595369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.595430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.595478][ T32] r4:84ac7b00 [ 1334.596355][ T32] INFO: task kworker/0:365:4548 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.596466][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.596617][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.596719][ T32] Call trace: [ 1334.596810][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.596919][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.596981][ T32] r4:00000000 [ 1334.597027][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.597100][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.597182][ T32] 1d20: acd2d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.597244][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.597376][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.597466][ T32] r5:80000013 r4:80239bb0 [ 1334.597511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.597588][ T32] r4:82ac11e4 [ 1334.597627][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.597725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1334.598148][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 6 printk messages dropped ** [ 1334.598648][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.598689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.598776][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.598842][ T32] r4:846ded00 [ 1334.598939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.599030][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.599127][ T32] r4:00000001 [ 1334.599180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.599270][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.599381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.599466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.599556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.599619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1334.599847][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.600480][ T32] r4:852e0c00 ** 3 printk messages dropped ** [ 1334.600756][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.601350][ T32] r9:83018005 r8:852e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 1 printk messages dropped ** [ 1334.601554][ T32] r5:00001000 r4:eae97000 [ 1334.601621][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.601778][ T32] r5:852b638c r4:852b6000 ** 4 printk messages dropped ** [ 1334.602159][ T32] r4:84ac6500 ** 6 printk messages dropped ** [ 1334.626274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.627996][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1334.628557][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.628978][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.629346][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.629876][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1334.630353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.630983][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.631817][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 ** 9 printk messages dropped ** [ 1334.653649][ T32] r5:00001000 r4:eaeab000 [ 1334.653702][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.653926][ T32] r5:852b6b8c r4:852b6800 ** 3 printk messages dropped ** [ 1334.654289][ T32] r10:61c88647 r9:852e1800 r8:84ac662c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.654945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.656625][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 11 printk messages dropped ** [ 1334.657409][ T32] r4:e05e1dc0 ** 4 printk messages dropped ** [ 1334.657805][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1334.658600][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.658681][ T32] r4:846ded00 [ 1334.658734][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.658832][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.658895][ T32] r4:00000001 [ 1334.658943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.659056][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.659140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.659230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.659303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.659370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.659436][ T32] r4:84a7ddc0 [ 1334.659511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.659594][ T32] INFO: task kworker/0:368:4555 blocked for more than 461 seconds. [ 1334.659685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.659748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.659797][ T32] task:kworker/0:368 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.659925][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.660061][ T32] Call trace: [ 1334.660141][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.660239][ T32] r10:829188dc r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:852e2400 [ 1334.660290][ T32] r4:852e2400 [ 1334.660337][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.660421][ T32] r5:852e2400 r4:829188d8 [ 1334.660468][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.660554][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.660660][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1334.660710][ T32] r4:00000000 [ 1334.660749][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.660819][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.660900][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.660994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84acf580 [ 1334.661048][ T32] r4:00000000 [ 1334.661099][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.661222][ T32] r9:83018005 r8:852e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1334.661286][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.661381][ T32] r5:00001000 r4:eb00f000 [ 1334.661432][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.661521][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.661612][ T32] r5:852b7f8c r4:852b7c00 [ 1334.661660][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.661770][ T32] r7:dddced80 r6:83018000 r5:852b7f8c r4:84ac6700 [ 1334.661826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.661943][ T32] r10:61c88647 r9:852e2400 r8:84ac672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.662051][ T32] r4:84ac6700 [ 1334.662108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.689361][ T32] r10:00000000 r9:84ac6700 r8:8027f5e8 r7:eafd1e60 r6:84ac6780 r5:852e2400 [ 1334.689541][ T32] r4:00000001 [ 1334.689600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.689721][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1334.689797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.689880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.689950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.690069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.690133][ T32] r4:84ab2f80 [ 1334.691060][ T32] INFO: task kworker/0:368:4555 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.691150][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.691304][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.691416][ T32] Call trace: [ 1334.691513][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.691643][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.691710][ T32] r4:00000000 [ 1334.691759][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.691853][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.691924][ T32] 1d20: ad1b1000 ece39000 00000001 80239b98 7f159000 00000001 ** 4 printk messages dropped ** [ 1334.708576][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.709205][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.710071][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1334.710923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1334.723339][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1334.723606][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.724738][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 ** 9 printk messages dropped ** [ 1334.725493][ T32] r5:00001000 r4:eaf2b000 [ 1334.725551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1334.725789][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.726212][ T32] r4:84ac6800 [ 1334.726264][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.726364][ T32] r10:00000000 r9:84ac6800 r8:8027f5e8 r7:eaff1e60 r6:84ac6900 r5:852e3000 [ 1334.726419][ T32] r4:00000001 [ 1334.726467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.726549][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1334.726616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.726682][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.726744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.726890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.726962][ T32] r4:84acf140 [ 1334.727881][ T32] INFO: task kworker/0:369:4557 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.727972][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.728112][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.728216][ T32] Call trace: [ 1334.728293][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.728465][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.728532][ T32] r4:00000000 [ 1334.728581][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.728666][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.728764][ T32] 1d20: ad3d9000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.728871][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.728941][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.729000][ T32] r5:80000013 r4:80239bb0 [ 1334.729084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.729182][ T32] r4:82ac11e4 [ 1334.729240][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.729335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.729413][ T32] r4:e05e1dc0 [ 1334.729500][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.729624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1334.729686][ T32] r4:00000000 [ 1334.729736][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.729878][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.729939][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.730099][ T32] r5:00001000 r4:eced5000 [ 1334.730159][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.730273][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.730381][ T32] r5:85c3938c r4:85c39000 [ 1334.730433][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.730604][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.730664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.730876][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.730940][ T32] r4:846ded00 [ 1334.731064][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.731171][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.731227][ T32] r4:00000001 [ 1334.731276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.731391][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.731461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.731528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.731591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.731658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.731714][ T32] r4:84a7ddc0 [ 1334.731764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.731847][ T32] INFO: task kworker/0:370:4559 blocked for more than 461 seconds. [ 1334.731921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.731976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.732025][ T32] task:kworker/0:370 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.732133][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.753867][ T32] r5:852e3c00 r4:829188d8 ** 5 printk messages dropped ** [ 1334.754508][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.755469][ T32] r5:00001000 r4:eaf6b000 [ 1334.755759][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.756021][ T32] r5:852b738c r4:852b7000 ** 3 printk messages dropped ** [ 1334.756382][ T32] r10:61c88647 r9:852e3c00 r8:84ac68ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.757079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.758819][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.759351][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1334.760169][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.761123][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1334.761840][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1334.793419][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1334.794194][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1334.795064][ T32] r10:829188dc r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:852e4800 ** 2 printk messages dropped ** [ 1334.795278][ T32] r5:852e4800 r4:829188d8 [ 1334.795329][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.795418][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.795519][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1334.795572][ T32] r4:00000000 [ 1334.795618][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.795722][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.795826][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.795933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84acf980 [ 1334.796011][ T32] r4:00000000 [ 1334.796068][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.796178][ T32] r9:83018005 r8:852e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1334.796271][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.796375][ T32] r5:00001000 r4:eb03b000 [ 1334.796427][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.796520][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.796623][ T32] r5:852bc38c r4:852bc000 [ 1334.796699][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.796872][ T32] r7:dddced80 r6:83018000 r5:852bc38c r4:84ac6980 [ 1334.796933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.797099][ T32] r10:61c88647 r9:852e4800 r8:84ac69ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.797159][ T32] r4:84ac6980 [ 1334.797206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.797303][ T32] r10:00000000 r9:84ac6980 r8:8027f5e8 r7:eaff1e60 r6:84ac6a80 r5:852e4800 [ 1334.797356][ T32] r4:00000001 [ 1334.797408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.797494][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1334.797556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.797615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.797672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.797756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.797858][ T32] r4:84acf240 [ 1334.798814][ T32] INFO: task kworker/0:371:4560 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.798951][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.799112][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.799264][ T32] Call trace: [ 1334.799366][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.799480][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.799539][ T32] r4:00000000 [ 1334.799589][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.799677][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.799744][ T32] 1d20: ad825000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.799845][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.799918][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.800000][ T32] r5:80000013 r4:80239bb0 [ 1334.800075][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.800178][ T32] r4:82ac11e4 [ 1334.800230][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.800330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.800407][ T32] r4:e05e1dc0 [ 1334.800463][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.800560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1334.800631][ T32] r4:00000000 [ 1334.800690][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.800852][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.800926][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.801022][ T32] r5:00001000 r4:eced5000 [ 1334.801073][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.801166][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.801261][ T32] r5:85c3938c r4:85c39000 [ 1334.801407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.801549][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.801604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.801713][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.801766][ T32] r4:846ded00 [ 1334.801851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.801993][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.802083][ T32] r4:00000001 [ 1334.802153][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.831041][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.831164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.831241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.831328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.831411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.831469][ T32] r4:84a7ddc0 [ 1334.831551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.831645][ T32] INFO: task kworker/0:372:4563 blocked for more than 461 seconds. [ 1334.831725][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.831786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.831849][ T32] task:kworker/0:372 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.832006][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.832151][ T32] Call trace: ** 1 printk messages dropped ** [ 1334.836637][ T32] r10:829188dc r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:852e5400 ** 8 printk messages dropped ** [ 1334.837484][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.838099][ T32] r5:00001000 r4:eb01f000 [ 1334.838166][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.838261][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.838753][ T32] r4:84ac6b00 ** 6 printk messages dropped ** [ 1334.839242][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.840947][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 7 printk messages dropped ** [ 1334.841543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1334.862995][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.863343][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.863564][ T32] r4:84a7ddc0 ** 2 printk messages dropped ** [ 1334.863750][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.864251][ T32] r4:852e6000 ** 3 printk messages dropped ** [ 1334.864448][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.864494][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 1334.864517][ T32] r4:00000000 [ 1334.864564][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.864623][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.864664][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.864706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84acf800 [ 1334.864730][ T32] r4:00000000 [ 1334.864750][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.864794][ T32] r9:83018005 r8:852e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1334.864816][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.864863][ T32] r5:00001000 r4:eb02b000 [ 1334.864883][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.864922][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.864965][ T32] r5:852a7f8c r4:852a7c00 [ 1334.864985][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.865058][ T32] r7:dddced80 r6:83018000 r5:852a7f8c r4:84ac6c00 [ 1334.865087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.865136][ T32] r10:61c88647 r9:852e6000 r8:84ac6c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.865159][ T32] r4:84ac6c00 [ 1334.865178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.865221][ T32] r10:00000000 r9:84ac6c00 r8:8027f5e8 r7:eaffde60 r6:84ac6d00 r5:852e6000 [ 1334.865245][ T32] r4:00000001 [ 1334.865264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.865298][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 1334.865325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.865355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.865382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.865438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.865466][ T32] r4:84acf100 [ 1334.866049][ T32] INFO: task kworker/0:373:4565 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.866101][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.866167][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.866255][ T32] Call trace: [ 1334.866330][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.866380][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.866406][ T32] r4:00000000 [ 1334.866427][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.866465][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.866494][ T32] 1d20: adb93000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.866522][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.866547][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.866599][ T32] r5:80000013 r4:80239bb0 [ 1334.866625][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.866666][ T32] r4:82ac11e4 [ 1334.866720][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.866849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.866880][ T32] r4:e05e1dc0 [ 1334.866931][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.866980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1334.867004][ T32] r4:00000000 [ 1334.867174][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.867225][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.867254][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.867328][ T32] r5:00001000 r4:eced5000 [ 1334.867352][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.867422][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.867472][ T32] r5:85c3938c r4:85c39000 [ 1334.867494][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.867539][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.867561][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.867607][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.867650][ T32] r4:846ded00 [ 1334.867680][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.867727][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.867778][ T32] r4:00000001 [ 1334.867831][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.867875][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.867903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.867932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.868015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.868077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.868105][ T32] r4:84a7ddc0 [ 1334.868126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.868153][ T32] INFO: task kworker/0:374:4567 blocked for more than 461 seconds. [ 1334.868210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.868241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1334.868344][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.868848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 ** 9 printk messages dropped ** [ 1334.869451][ T32] r5:00001000 r4:eb053000 [ 1334.869472][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1334.869573][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.870290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.870997][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.871196][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1334.871782][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1334.872183][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.893316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.893400][ T32] r4:84a7ddc0 [ 1334.893454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.893493][ T32] INFO: task kworker/0:375:4569 blocked for more than 461 seconds. [ 1334.893527][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.893555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.893580][ T32] task:kworker/0:375 state:D stack:0 pid:4569 tgid:4569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.893692][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.893763][ T32] Call trace: [ 1334.893881][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.893996][ T32] r10:829188dc r9:eb045d84 r8:00000002 r7:60000013 r6:eb045d8c r5:852e0000 [ 1334.894054][ T32] r4:852e0000 [ 1334.894079][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.894126][ T32] r5:852e0000 r4:829188d8 [ 1334.894146][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.894186][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.894258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1334.894483][ T32] r4:00000000 [ 1334.894537][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.894612][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.894658][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.894707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84acfbc0 [ 1334.894733][ T32] r4:00000000 [ 1334.894790][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.894887][ T32] r9:83018005 r8:852e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1334.894931][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.894974][ T32] r5:00001000 r4:eb047000 [ 1334.895084][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.895134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.895198][ T32] r5:852bcb8c r4:852bc800 [ 1334.895224][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.895271][ T32] r7:dddced80 r6:83018000 r5:852bcb8c r4:84ac6d80 [ 1334.895305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.895387][ T32] r10:61c88647 r9:852e0000 r8:84ac6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.895440][ T32] r4:84ac6d80 [ 1334.895464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.895511][ T32] r10:00000000 r9:84ac6d80 r8:8027f5e8 r7:eb035e60 r6:84ac6f00 r5:852e0000 [ 1334.895534][ T32] r4:00000001 [ 1334.895553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.895616][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1334.895648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.895683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.895713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.895743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.895771][ T32] r4:84acf9c0 [ 1334.896387][ T32] INFO: task kworker/0:375:4569 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.896443][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.896509][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.896766][ T32] Call trace: [ 1334.896819][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.896877][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.896902][ T32] r4:00000000 [ 1334.896952][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.896996][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.897026][ T32] 1d20: adf8c000 ece39000 00000001 80239b98 7f159000 00000001 ** 4 printk messages dropped ** [ 1334.897169][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1334.897273][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1334.897778][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.898101][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.898278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.898490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1334.898558][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.898634][ T32] Call trace: [ 1334.898702][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.898780][ T32] r10:829188dc r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:849f0000 [ 1334.898818][ T32] r4:849f0000 [ 1334.898875][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.898919][ T32] r5:849f0000 r4:829188d8 [ 1334.898968][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.899027][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.899105][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1334.899161][ T32] r4:00000000 [ 1334.899184][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.899222][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.899314][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.899360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab2c40 [ 1334.899385][ T32] r4:00000000 [ 1334.899405][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.899477][ T32] r9:83018005 r8:849f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1334.899503][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.899545][ T32] r5:00001000 r4:eb09f000 [ 1334.899566][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.899605][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.899659][ T32] r5:852bdb8c r4:852bd800 [ 1334.899684][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.899906][ T32] r10:00000000 r9:84ac6e80 r8:8027f5e8 r7:eb035e60 r6:84ac6f80 r5:849f0000 ** 10 printk messages dropped ** [ 1334.900690][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.900949][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1334.901140][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1334.901740][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1334.932789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.933149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.934879][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.935271][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.935517][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1334.935659][ T32] r5:00001000 r4:eb05f000 ** 2 printk messages dropped ** [ 1334.935806][ T32] r5:852bd38c r4:852bd000 ** 3 printk messages dropped ** [ 1334.935958][ T32] r10:61c88647 r9:8530e000 r8:85061f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.936304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.937229][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.937255][ T32] r4:00000000 [ 1334.937275][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.937314][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.937342][ T32] 1d20: ae6ec000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.937371][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.937395][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.937420][ T32] r5:80000013 r4:80239bb0 [ 1334.937747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.937794][ T32] r4:82ac11e4 [ 1334.937876][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.937923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.938006][ T32] r4:e05e1dc0 [ 1334.938048][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.938124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1334.938219][ T32] r4:00000000 [ 1334.938272][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.938384][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.938420][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.938466][ T32] r5:00001000 r4:eced5000 [ 1334.938518][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.938592][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.938639][ T32] r5:85c3938c r4:85c39000 [ 1334.938715][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.938839][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.938971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.939024][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.939048][ T32] r4:846ded00 [ 1334.939069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.939118][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.939142][ T32] r4:00000001 [ 1334.939162][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.939202][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.939232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.939261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.939287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.939409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.939528][ T32] r4:84a7ddc0 [ 1334.939552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.939597][ T32] INFO: task kworker/0:378:4574 blocked for more than 461 seconds. [ 1334.939629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.939745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.939772][ T32] task:kworker/0:378 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.939821][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.939908][ T32] Call trace: [ 1334.939987][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1334.940035][ T32] r10:829188dc r9:eb079d84 r8:00000002 r7:60000013 r6:eb079d8c r5:8530b000 [ 1334.940092][ T32] r4:8530b000 [ 1334.940118][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1334.940160][ T32] r5:8530b000 r4:829188d8 [ 1334.940187][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.940228][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.940309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1334.940344][ T32] r4:00000000 [ 1334.940417][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1334.940522][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.940565][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.940612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84acfe80 [ 1334.940637][ T32] r4:00000000 [ 1334.940658][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.940702][ T32] r9:83018005 r8:8530b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1334.940747][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.940842][ T32] r5:00001000 r4:eb06f000 [ 1334.940882][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.940926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.940971][ T32] r5:852bcf8c r4:852bcc00 [ 1334.940991][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.941034][ T32] r7:dddced80 r6:83018000 r5:852bcf8c r4:8533d000 [ 1334.941054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.941163][ T32] r10:61c88647 r9:8530b000 r8:8533d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.941190][ T32] r4:8533d000 [ 1334.941281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.941329][ T32] r10:00000000 r9:8533d000 r8:8027f5e8 r7:eb051e60 r6:84a78d00 r5:8530b000 [ 1334.941397][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.941515][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) ** 4 printk messages dropped ** [ 1334.941698][ T32] r4:84acfe00 ** 2 printk messages dropped ** [ 1334.971085][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.971496][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1334.971927][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.972150][ T32] r5:00001000 r4:eced5000 ** 4 printk messages dropped ** [ 1334.976984][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1334.977292][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.977497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.977745][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.978080][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.978515][ T32] r9:83018205 r8:8530ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 1 printk messages dropped ** [ 1334.978580][ T32] r5:00001000 r4:eb087000 ** 2 printk messages dropped ** [ 1334.978751][ T32] r5:8509bb8c r4:8509b800 ** 3 printk messages dropped ** [ 1334.978922][ T32] r10:61c88647 r9:8530ec00 r8:84a78cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.979302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.979329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.979357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.979379][ T32] r4:84ad1980 [ 1334.979869][ T32] INFO: task kworker/1:345:4577 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1334.979916][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.979990][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.980035][ T32] Call trace: [ 1334.980065][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1334.980134][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1334.980163][ T32] r4:00000000 [ 1334.980184][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.980249][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1334.980306][ T32] 1d20: aeb61000 ece39000 00000001 80239b98 7f159000 00000001 [ 1334.980338][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1334.980376][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.980428][ T32] r5:80000013 r4:80239bb0 [ 1334.980452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.980517][ T32] r4:82ac11e4 [ 1334.980566][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.980612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1334.980635][ T32] r4:e05e1dc0 [ 1334.980674][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.980744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1334.980771][ T32] r4:00000000 [ 1334.980791][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.980842][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1334.980866][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.980908][ T32] r5:00001000 r4:eced5000 [ 1334.980927][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.980966][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.981033][ T32] r5:85c3938c r4:85c39000 [ 1334.981061][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.981111][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1334.981133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.981180][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.981203][ T32] r4:846ded00 [ 1334.981222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.981281][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1334.981307][ T32] r4:00000001 [ 1334.981327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.981362][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1334.981389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.981420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.981447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.981480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.981529][ T32] r4:84a7ddc0 [ 1334.981575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.981618][ T32] INFO: task kworker/0:379:4578 blocked for more than 461 seconds. [ 1334.981651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.981676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.981713][ T32] task:kworker/0:379 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.981763][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.981942][ T32] r10:829188dc r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:8530d400 ** 8 printk messages dropped ** [ 1334.995726][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.996079][ T32] r5:00001000 r4:eb08f000 [ 1334.996106][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.996192][ T32] r5:852bd78c r4:852bd400 ** 4 printk messages dropped ** [ 1334.996529][ T32] r4:8533d080 ** 6 printk messages dropped ** [ 1334.996779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.997737][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1334.998112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 12 printk messages dropped ** [ 1334.998914][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 4 printk messages dropped ** [ 1334.999221][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1334.999539][ T32] INFO: task kworker/1:346:4580 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.000071][ T32] r5:8530c800 r4:829188d8 ** 3 printk messages dropped ** [ 1335.000236][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.000484][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.000691][ T32] r5:00001000 r4:e05fd000 [ 1335.000735][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.000927][ T32] r7:ddde2d80 r6:83018200 r5:852d9b8c r4:84a78e80 ** 6 printk messages dropped ** [ 1335.001205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.001917][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.020434][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.020652][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 4 printk messages dropped ** [ 1335.020792][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.020841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.020869][ T32] r4:e05e1dc0 [ 1335.020889][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.020956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.020984][ T32] r4:00000000 [ 1335.021005][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.021053][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.021075][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.021120][ T32] r5:00001000 r4:eced5000 [ 1335.021141][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.021205][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.021252][ T32] r5:85c3938c r4:85c39000 [ 1335.021320][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.021373][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.021395][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.021488][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.021555][ T32] r4:846ded00 [ 1335.021595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.021671][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.021699][ T32] r4:00000001 [ 1335.021720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.021827][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.021867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.021919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.021994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.022077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.022109][ T32] r4:84a7ddc0 [ 1335.022174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.024752][ T32] INFO: task kworker/0:380:4582 blocked for more than 461 seconds. [ 1335.024881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.024914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.024999][ T32] task:kworker/0:380 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.025148][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.025226][ T32] Call trace: [ 1335.025320][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.025376][ T32] r10:829188dc r9:eb09dd84 r8:00000002 r7:60000113 r6:eb09dd8c r5:85308c00 [ 1335.025427][ T32] r4:85308c00 [ 1335.025476][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.025522][ T32] r5:85308c00 r4:829188d8 [ 1335.025545][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.025586][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.025631][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1335.025659][ T32] r4:00000000 [ 1335.025705][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.025759][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.025803][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.025849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221040 [ 1335.025873][ T32] r4:00000000 [ 1335.025893][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.025939][ T32] r9:83018005 r8:85308c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1335.025960][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.026057][ T32] r5:00001000 r4:eb0af000 [ 1335.026080][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.026125][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.026188][ T32] r5:852bdf8c r4:852bdc00 [ 1335.026214][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.026262][ T32] r7:dddced80 r6:83018000 r5:852bdf8c r4:8533d100 [ 1335.026299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.026384][ T32] r10:61c88647 r9:85308c00 r8:8533d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.026413][ T32] r4:8533d100 [ 1335.026514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.026565][ T32] r10:00000000 r9:8533d100 r8:8027f5e8 r7:eb051e60 r6:84a78f00 r5:85308c00 [ 1335.026619][ T32] r4:00000001 [ 1335.026644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.026708][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) [ 1335.026751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.026784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.026838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.026951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.026977][ T32] r4:846ebcc0 [ 1335.027492][ T32] INFO: task kworker/0:380:4582 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.027546][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.027648][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.027696][ T32] Call trace: [ 1335.027771][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.027825][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 3 printk messages dropped ** [ 1335.028011][ T32] 1d20: af192000 ece39000 00000001 80239b98 7f159000 00000001 ** 7 printk messages dropped ** [ 1335.028318][ T32] r4:e05e1dc0 ** 8 printk messages dropped ** [ 1335.028717][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.029098][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1335.029480][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.029839][ T32] r4:8530bc00 ** 3 printk messages dropped ** [ 1335.030188][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.030605][ T32] r9:83018005 r8:8530bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 ** 1 printk messages dropped ** [ 1335.030678][ T32] r5:00001000 r4:eb0bf000 ** 2 printk messages dropped ** [ 1335.030777][ T32] r5:852be38c r4:852be000 ** 2 printk messages dropped ** [ 1335.030928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.031209][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.031820][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.052850][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.053119][ T32] r4:e05e1dc0 ** 2 printk messages dropped ** [ 1335.053212][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.053607][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.053819][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.053856][ T32] r4:846ded00 [ 1335.053902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.053998][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.054045][ T32] r4:00000001 [ 1335.054105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.054172][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.054218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.054251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.054278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.054307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.054419][ T32] r4:84a7ddc0 [ 1335.054533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.054643][ T32] INFO: task kworker/0:382:4586 blocked for more than 461 seconds. [ 1335.054681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.054707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.054757][ T32] task:kworker/0:382 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.054821][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.054876][ T32] Call trace: [ 1335.054980][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.055029][ T32] r10:829188dc r9:eb0bdd84 r8:00000002 r7:60000113 r6:eb0bdd8c r5:85310c00 [ 1335.055093][ T32] r4:85310c00 [ 1335.055118][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.055160][ T32] r5:85310c00 r4:829188d8 [ 1335.055245][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.055313][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.055364][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0bde08 [ 1335.055465][ T32] r4:00000000 [ 1335.055581][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.055625][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.055663][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.055704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852216c0 [ 1335.055731][ T32] r4:00000000 [ 1335.055787][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.055841][ T32] r9:83018005 r8:85310c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1335.055865][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.056011][ T32] r5:00001000 r4:eb0eb000 [ 1335.056121][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.056165][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.056207][ T32] r5:852beb8c r4:852be800 [ 1335.056226][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.056269][ T32] r7:dddced80 r6:83018000 r5:852beb8c r4:8533d280 [ 1335.056327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.056442][ T32] r10:61c88647 r9:85310c00 r8:8533d2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.056469][ T32] r4:8533d280 [ 1335.056489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.056535][ T32] r10:00000000 r9:8533d280 r8:8027f5e8 r7:eb0ade60 r6:85224080 r5:85310c00 [ 1335.056558][ T32] r4:00000001 [ 1335.056577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.056610][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 1335.056637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.056753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.056853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.056886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.056961][ T32] r4:85221080 [ 1335.057484][ T32] INFO: task kworker/0:382:4586 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.057523][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.057639][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.057751][ T32] Call trace: [ 1335.057815][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.057872][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.057896][ T32] r4:00000000 [ 1335.057917][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.057954][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.058029][ T32] 1d20: af3b6000 ece39000 00000001 80239b98 7f159000 00000001 ** 1 printk messages dropped ** [ 1335.058211][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1335.058590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 10 printk messages dropped ** [ 1335.059133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.059486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.059880][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.060206][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.060633][ T32] r9:83018005 r8:85310000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 1 printk messages dropped ** [ 1335.060695][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1335.060932][ T32] r7:dddced80 r6:83018000 r5:852be78c r4:8533d300 ** 2 printk messages dropped ** [ 1335.061060][ T32] r4:8533d300 ** 4 printk messages dropped ** [ 1335.061314][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) ** 1 printk messages dropped ** [ 1335.061413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.061440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.061470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.061522][ T32] r4:852212c0 [ 1335.061902][ T32] INFO: task kworker/0:383:4588 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.061946][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.062061][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.062110][ T32] Call trace: [ 1335.104751][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.104928][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.104958][ T32] r4:00000000 [ 1335.105046][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.105096][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.105155][ T32] 1d20: afaed000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.105269][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.105350][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.105381][ T32] r5:80000013 r4:80239bb0 [ 1335.105407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.105458][ T32] r4:82ac11e4 [ 1335.105479][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.105568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.105595][ T32] r4:e05e1dc0 [ 1335.105615][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.105676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.105990][ T32] r4:00000000 [ 1335.106043][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.106101][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.106125][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.106171][ T32] r5:00001000 r4:eced5000 [ 1335.106192][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.106230][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.106273][ T32] r5:85c3938c r4:85c39000 [ 1335.106294][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.106340][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.106384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.106436][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.106459][ T32] r4:846ded00 [ 1335.106480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.106524][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.106547][ T32] r4:00000001 [ 1335.106567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.106680][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.106711][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.106795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.106828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.106864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.106911][ T32] r4:84a7ddc0 [ 1335.106960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.107009][ T32] INFO: task kworker/0:384:4590 blocked for more than 461 seconds. [ 1335.107050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.107092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.107142][ T32] task:kworker/0:384 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.107206][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.107339][ T32] Call trace: [ 1335.107442][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1335.107654][ T32] r4:85311800 ** 4 printk messages dropped ** [ 1335.107884][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 ** 9 printk messages dropped ** [ 1335.108558][ T32] r5:00001000 r4:eb0df000 [ 1335.108596][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.108698][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.109319][ T32] r10:00000000 r9:8533d180 r8:8027f5e8 r7:eb0bde60 r6:85224180 r5:85311800 ** 9 printk messages dropped ** [ 1335.110226][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.110710][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1335.111049][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.111350][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.111868][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.123158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1335.123497][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.123843][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.124278][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.124379][ T32] r5:00001000 r4:e01f3000 ** 4 printk messages dropped ** [ 1335.124582][ T32] r7:dddced80 r6:83018000 r5:852d9f8c r4:8533d380 ** 5 printk messages dropped ** [ 1335.124804][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.124956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.125619][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.125679][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.125775][ T32] Call trace: [ 1335.125819][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.125904][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.125933][ T32] r4:00000000 [ 1335.125953][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.126046][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.126077][ T32] 1d20: afaed000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.126112][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.126157][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.126215][ T32] r5:80000013 r4:80239bb0 [ 1335.126268][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.126313][ T32] r4:82ac11e4 [ 1335.126338][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.126381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.126404][ T32] r4:e05e1dc0 [ 1335.126425][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.126490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.126519][ T32] r4:00000000 [ 1335.126539][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.126583][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.126628][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.126701][ T32] r5:00001000 r4:eced5000 [ 1335.126730][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.126824][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.126877][ T32] r5:85c3938c r4:85c39000 [ 1335.126898][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.126968][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.127010][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.127076][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.127108][ T32] r4:846ded00 [ 1335.127129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.127174][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.127199][ T32] r4:00000001 [ 1335.127220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.127255][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.127281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.127310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.127337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.127365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.127432][ T32] r4:84a7ddc0 [ 1335.127473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.127503][ T32] INFO: task kworker/0:386:4595 blocked for more than 461 seconds. [ 1335.127557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.127586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.127617][ T32] task:kworker/0:386 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.127668][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.127725][ T32] Call trace: [ 1335.127797][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1335.128058][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 ** 9 printk messages dropped ** [ 1335.128394][ T32] r5:00001000 r4:eb10b000 [ 1335.128439][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.128507][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.128750][ T32] r10:61c88647 r9:85314800 r8:8533d42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.129114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.129729][ T32] Call trace: [ 1335.129763][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.129841][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.129872][ T32] r4:00000000 [ 1335.129955][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.130047][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.130127][ T32] 1d20: afaed000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.130163][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.130190][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.130215][ T32] r5:80000013 r4:80239bb0 [ 1335.130236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.130305][ T32] r4:82ac11e4 [ 1335.130421][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.130475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.130522][ T32] r4:e05e1dc0 [ 1335.130607][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.130656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.130682][ T32] r4:00000000 [ 1335.130790][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.130846][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.130871][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.130914][ T32] r5:00001000 r4:eced5000 [ 1335.130959][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.131002][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.131072][ T32] r5:85c3938c r4:85c39000 [ 1335.131130][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.131227][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.131398][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.131503][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.131566][ T32] r4:846ded00 [ 1335.131597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.131644][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.131667][ T32] r4:00000001 [ 1335.131686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.131720][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.131748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.131853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.131887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.131944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.131978][ T32] r4:84a7ddc0 [ 1335.132011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.132065][ T32] INFO: task kworker/0:387:4601 blocked for more than 461 seconds. [ 1335.132096][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1335.162648][ T32] task:kworker/0:387 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.163450][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.163752][ T32] r5:00001000 r4:dfa5b000 [ 1335.163773][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.163929][ T32] r7:dddced80 r6:83018000 r5:852bff8c r4:8533d580 ** 4 printk messages dropped ** [ 1335.164151][ T32] r10:00000000 r9:8533d580 r8:8027f5e8 r7:eb109e60 r6:8533d480 r5:849f1800 ** 7 printk messages dropped ** [ 1335.164482][ T32] r4:84ad1340 ** 5 printk messages dropped ** [ 1335.165368][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 6 printk messages dropped ** [ 1335.165774][ T32] r5:80000013 r4:80239bb0 [ 1335.165796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.165846][ T32] r4:82ac11e4 [ 1335.165874][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.165957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.166224][ T32] r4:e05e1dc0 [ 1335.166249][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.166314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.166366][ T32] r4:00000000 [ 1335.166425][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.166517][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.166610][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.166664][ T32] r5:00001000 r4:eced5000 [ 1335.166689][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.166730][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.166772][ T32] r5:85c3938c r4:85c39000 [ 1335.166792][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.166847][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.166873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.166919][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.167054][ T32] r4:846ded00 [ 1335.167081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.167129][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.167152][ T32] r4:00000001 [ 1335.167172][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.167207][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.167233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.167312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.167344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.167390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.167418][ T32] r4:84a7ddc0 [ 1335.167440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.167468][ T32] INFO: task kworker/0:388:4603 blocked for more than 461 seconds. [ 1335.167501][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.167542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.167567][ T32] task:kworker/0:388 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.167612][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.167683][ T32] Call trace: [ 1335.167723][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.167850][ T32] r10:829188dc r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:849f2400 [ 1335.167881][ T32] r4:849f2400 [ 1335.167924][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.167969][ T32] r5:849f2400 r4:829188d8 ** 1 printk messages dropped ** [ 1335.168052][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.168407][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.168539][ T32] r5:00001000 r4:dfcf9000 [ 1335.168575][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.168620][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.168783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.169231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.169964][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 6 printk messages dropped ** [ 1335.170256][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.170531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 6 printk messages dropped ** [ 1335.170748][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.171015][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 3 printk messages dropped ** [ 1335.171150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.171178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.171205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.171244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.171270][ T32] r4:84a7ddc0 [ 1335.171290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.171341][ T32] INFO: task kworker/0:389:4604 blocked for more than 461 seconds. [ 1335.171402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.171527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.171587][ T32] task:kworker/0:389 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.171648][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.171693][ T32] Call trace: [ 1335.171723][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.171768][ T32] r10:829188dc r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:849f3000 [ 1335.171808][ T32] r4:849f3000 [ 1335.171843][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.171900][ T32] r5:849f3000 r4:829188d8 [ 1335.171983][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.172059][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.172118][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1335.172144][ T32] r4:00000000 [ 1335.172164][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.195421][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.195571][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.195621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac4080 [ 1335.195698][ T32] r4:00000000 [ 1335.195726][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.195794][ T32] r9:83018005 r8:849f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1335.195821][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.195874][ T32] r5:00001000 r4:eaead000 [ 1335.195895][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.195987][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.196035][ T32] r5:852dbf8c r4:852dbc00 [ 1335.196056][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.196105][ T32] r7:dddced80 r6:83018000 r5:852dbf8c r4:8533d600 [ 1335.196127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.196208][ T32] r10:61c88647 r9:849f3000 r8:8533d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.196235][ T32] r4:8533d600 [ 1335.196288][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.196337][ T32] r10:00000000 r9:8533d600 r8:8027f5e8 r7:eb099e60 r6:8533d780 r5:849f3000 [ 1335.196362][ T32] r4:00000001 [ 1335.196520][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.196562][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1335.196594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.196623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.196650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.196678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.196700][ T32] r4:8523c0c0 [ 1335.197187][ T32] INFO: task kworker/0:389:4604 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.197223][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.197313][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.197389][ T32] Call trace: [ 1335.197426][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.197475][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.197500][ T32] r4:00000000 [ 1335.197520][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.197557][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.197586][ T32] 1d20: b0800000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.197616][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.197642][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.197741][ T32] r5:80000013 r4:80239bb0 [ 1335.197767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.197830][ T32] r4:82ac11e4 [ 1335.197860][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.197903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.197925][ T32] r4:e05e1dc0 [ 1335.197946][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.198016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.198041][ T32] r4:00000000 [ 1335.198061][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.198106][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.198163][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.198250][ T32] r5:00001000 r4:eced5000 [ 1335.198275][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.198335][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.198829][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.199254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.199964][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.200115][ T32] r4:849f3c00 ** 3 printk messages dropped ** [ 1335.200283][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.200861][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.200904][ T32] r5:00001000 r4:dfe71000 [ 1335.200924][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.200964][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.201201][ T32] r10:61c88647 r9:849f3c00 r8:8533d82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.201842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.217326][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 6 printk messages dropped ** [ 1335.217648][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.217957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1335.218793][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 4 printk messages dropped ** [ 1335.219056][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 7 printk messages dropped ** [ 1335.219451][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1335.219807][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.220209][ T32] r5:849f4800 r4:829188d8 ** 3 printk messages dropped ** [ 1335.220392][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.220635][ T32] r9:83018005 r8:849f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 1335.220756][ T32] r5:00001000 r4:e08a3000 ** 1 printk messages dropped ** [ 1335.220819][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.221215][ T32] r10:61c88647 r9:849f4800 r8:8533d92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1335.221668][ T32] r4:8523c0c0 ** 2 printk messages dropped ** [ 1335.222267][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.242164][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1335.242704][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.242860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1335.243270][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 1 printk messages dropped ** [ 1335.243378][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.243402][ T32] r4:846ded00 [ 1335.243422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.243467][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.243490][ T32] r4:00000001 [ 1335.243606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.243810][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.243846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.243876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.243903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.243932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.243955][ T32] r4:84a7ddc0 [ 1335.243978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.244010][ T32] INFO: task kworker/1:347:4608 blocked for more than 461 seconds. [ 1335.244060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.244089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.244112][ T32] task:kworker/1:347 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.244188][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.244233][ T32] Call trace: [ 1335.244511][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.244565][ T32] r10:829188dc r9:eb131d84 r8:00000002 r7:60000113 r6:eb131d8c r5:85315400 [ 1335.244593][ T32] r4:85315400 [ 1335.244615][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.244656][ T32] r5:85315400 r4:829188d8 [ 1335.244841][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.245075][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.245127][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1335.245582][ T32] r4:00000000 [ 1335.245794][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.246011][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.246056][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.246117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c040 [ 1335.246144][ T32] r4:00000000 [ 1335.246165][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.246425][ T32] r9:83018205 r8:85315400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1335.246453][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.246812][ T32] r5:00001000 r4:e066d000 [ 1335.246840][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.246919][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.246965][ T32] r5:852da38c r4:852da000 [ 1335.247517][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.247566][ T32] r7:ddde2d80 r6:83018200 r5:852da38c r4:85224300 [ 1335.247587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.247637][ T32] r10:61c88647 r9:85315400 r8:8522432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.247660][ T32] r4:85224300 [ 1335.247679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.247722][ T32] r10:00000000 r9:85224300 r8:8027f5e8 r7:eacede60 r6:85224400 r5:85315400 [ 1335.247787][ T32] r4:00000001 [ 1335.247813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.247855][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1335.247883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.247978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.248521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.248555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.248598][ T32] r4:8522f740 [ 1335.249089][ T32] INFO: task kworker/1:347:4608 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.249125][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.249310][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.249364][ T32] Call trace: [ 1335.249536][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.249591][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.249650][ T32] r4:00000000 [ 1335.249675][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.249844][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.250378][ T32] 1d20: b0b6d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.250699][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.250742][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 3 printk messages dropped ** [ 1335.251394][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1335.283064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.283396][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 11 printk messages dropped ** [ 1335.283812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.285513][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.286453][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.286503][ T32] r5:00001000 r4:e0737000 ** 4 printk messages dropped ** [ 1335.287058][ T32] r7:ddde2d80 r6:83018200 r5:84712b8c r4:85224380 ** 2 printk messages dropped ** [ 1335.287351][ T32] r4:85224380 ** 5 printk messages dropped ** [ 1335.288684][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.290366][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.290779][ T32] 1d20: b15be000 ece39000 00000001 80239b98 7f159000 00000001 ** 7 printk messages dropped ** [ 1335.292195][ T32] r4:e05e1dc0 ** 1 printk messages dropped ** [ 1335.323024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.323054][ T32] r4:00000000 [ 1335.323076][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.323127][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.323152][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.323199][ T32] r5:00001000 r4:eced5000 [ 1335.323255][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.323301][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.323345][ T32] r5:85c3938c r4:85c39000 [ 1335.323366][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.323414][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.323436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.323482][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.323707][ T32] r4:846ded00 [ 1335.323734][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.323782][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.323837][ T32] r4:00000001 [ 1335.323965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.324009][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.324042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.324073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.324101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.324130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.324153][ T32] r4:84a7ddc0 [ 1335.324178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.324453][ T32] INFO: task kworker/1:349:4611 blocked for more than 461 seconds. [ 1335.324493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.324597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.324626][ T32] task:kworker/1:349 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.324703][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.324847][ T32] Call trace: [ 1335.324910][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.325231][ T32] r10:829188dc r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:85316000 [ 1335.325262][ T32] r4:85316000 [ 1335.325305][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.325353][ T32] r5:85316000 r4:829188d8 [ 1335.325376][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.325416][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.325477][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1335.325506][ T32] r4:00000000 [ 1335.325542][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.325584][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.325623][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.325699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fd00 [ 1335.325727][ T32] r4:00000000 [ 1335.325750][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.325804][ T32] r9:83018205 r8:85316000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1335.325826][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.325877][ T32] r5:00001000 r4:e0821000 [ 1335.325898][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.325938][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.326010][ T32] r5:8471238c r4:84712000 [ 1335.326033][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.326080][ T32] r7:ddde2d80 r6:83018200 r5:8471238c r4:85224500 [ 1335.326136][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.326349][ T32] r10:61c88647 r9:85316000 r8:8522452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.326379][ T32] r4:85224500 [ 1335.326401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.326446][ T32] r10:00000000 r9:85224500 r8:8027f5e8 r7:eacede60 r6:85224600 r5:85316000 [ 1335.326494][ T32] r4:00000001 [ 1335.326520][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.326590][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1335.326625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.326656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.326783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.326847][ T32] r4:8522f740 ** 5 printk messages dropped ** [ 1335.327757][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1335.328282][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.328498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1335.328984][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.329601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.330016][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.331666][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.332985][ T32] r5:00001000 r4:e899f000 [ 1335.355903][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.356183][ T32] r7:ddde2d80 r6:83018200 r5:84711b8c r4:85224580 ** 5 printk messages dropped ** [ 1335.356394][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.356801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.358160][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.358450][ T32] 1d20: b1fb7000 ece39000 00000001 80239b98 7f159000 00000001 ** 5 printk messages dropped ** [ 1335.358948][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.358996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.359041][ T32] r4:e05e1dc0 [ 1335.359066][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.359127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.359170][ T32] r4:00000000 [ 1335.359597][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.359648][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.359670][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.359738][ T32] r5:00001000 r4:eced5000 [ 1335.359812][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.359862][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.359905][ T32] r5:85c3938c r4:85c39000 [ 1335.359925][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.359970][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.360057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.360135][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.360162][ T32] r4:846ded00 [ 1335.360217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.360267][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.360324][ T32] r4:00000001 [ 1335.360348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.360385][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.360413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.360442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.360469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.360498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.360520][ T32] r4:84a7ddc0 [ 1335.360588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.360720][ T32] INFO: task kworker/1:351:4615 blocked for more than 461 seconds. [ 1335.360757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.360783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.360804][ T32] task:kworker/1:351 state:D stack:0 pid:4615 tgid:4615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.360861][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.360904][ T32] Call trace: [ 1335.360935][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.360980][ T32] r10:829188dc r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:85303000 [ 1335.361002][ T32] r4:85303000 [ 1335.361021][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.361060][ T32] r5:85303000 r4:829188d8 [ 1335.361080][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.361120][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.361164][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1335.361186][ T32] r4:00000000 [ 1335.361205][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.361241][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1335.361318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f1c0 ** 4 printk messages dropped ** [ 1335.361463][ T32] r5:00001000 r4:e89c5000 [ 1335.361526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.361754][ T32] r7:ddde2d80 r6:83018200 r5:8471138c r4:85224700 ** 6 printk messages dropped ** [ 1335.362036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.385477][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1335.386218][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1335.386527][ T32] r5:00001000 r4:eced5000 ** 5 printk messages dropped ** [ 1335.386797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.387166][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.387425][ T32] task:kworker/1:352 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.387866][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 ** 8 printk messages dropped ** [ 1335.388130][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.388294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.388486][ T32] r10:61c88647 r9:85318c00 r8:8522482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1335.388845][ T32] r4:8522f200 ** 3 printk messages dropped ** [ 1335.389467][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.390000][ T32] 1d20: b24f7000 ece39000 00000001 80239b98 7f159000 00000001 ** 7 printk messages dropped ** [ 1335.390281][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1335.390451][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.390493][ T32] r5:00001000 r4:eced5000 [ 1335.390513][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.390551][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.390626][ T32] r5:85c3938c r4:85c39000 [ 1335.390652][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.390701][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.390757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.390808][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.390833][ T32] r4:846ded00 [ 1335.390862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.390907][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.390929][ T32] r4:00000001 [ 1335.390949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.391090][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.391122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.391295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.391328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.391418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.391495][ T32] r4:84a7ddc0 [ 1335.391546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.391605][ T32] INFO: task kworker/1:353:4619 blocked for more than 461 seconds. [ 1335.391672][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.391707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.391765][ T32] task:kworker/1:353 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.391901][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.391950][ T32] Call trace: [ 1335.392019][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.392157][ T32] r10:829188dc r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:85318000 [ 1335.392232][ T32] r4:85318000 [ 1335.416239][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.416338][ T32] r5:85318000 r4:829188d8 [ 1335.416363][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.416408][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.416490][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1335.416525][ T32] r4:00000000 [ 1335.416567][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.416611][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.416687][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.416735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221740 [ 1335.416864][ T32] r4:00000000 [ 1335.416890][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.416954][ T32] r9:83018205 r8:85318000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.416985][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.417145][ T32] r5:00001000 r4:eaab3000 [ 1335.417170][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.417234][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.417298][ T32] r5:851f478c r4:851f4400 [ 1335.417322][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.417382][ T32] r7:ddde2d80 r6:83018200 r5:851f478c r4:85224880 [ 1335.417408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.417460][ T32] r10:61c88647 r9:85318000 r8:852248ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.417485][ T32] r4:85224880 [ 1335.417505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.417571][ T32] r10:00000000 r9:85224880 r8:8027f5e8 r7:eb141e60 r6:85224980 r5:85318000 [ 1335.417598][ T32] r4:00000001 [ 1335.417619][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.417658][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1335.417724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.417990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.418027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.418057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.418080][ T32] r4:8522fe40 [ 1335.418568][ T32] INFO: task kworker/1:353:4619 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.418640][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.418719][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.418770][ T32] Call trace: [ 1335.418851][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.418924][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.419048][ T32] r4:00000000 [ 1335.419073][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.419113][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.419146][ T32] 1d20: b29b9000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.419178][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.419204][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.419229][ T32] r5:80000013 r4:80239bb0 [ 1335.419249][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.419289][ T32] r4:82ac11e4 [ 1335.419340][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.419387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.419409][ T32] r4:e05e1dc0 ** 4 printk messages dropped ** [ 1335.419746][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1335.420482][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.421229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.421752][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.422103][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.432364][ T32] r5:00001000 r4:eaa69000 [ 1335.432384][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.432533][ T32] r7:ddde2d80 r6:83018200 r5:851f4b8c r4:85224a00 ** 6 printk messages dropped ** [ 1335.433659][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.433843][ T32] r4:8522fdc0 [ 1335.434372][ T32] INFO: task kworker/1:354:4621 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.434431][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.434516][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.434570][ T32] Call trace: [ 1335.434765][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.434852][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.434896][ T32] r4:00000000 [ 1335.434920][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.434960][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.434988][ T32] 1d20: b29b9000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.435018][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.435058][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.435087][ T32] r5:80000013 r4:80239bb0 [ 1335.435107][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.435688][ T32] r4:82ac11e4 [ 1335.435713][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.435764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.436081][ T32] r4:e05e1dc0 [ 1335.436108][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.436187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.436215][ T32] r4:00000000 [ 1335.436236][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.436317][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.436343][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.436386][ T32] r5:00001000 r4:eced5000 [ 1335.436406][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.436444][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.436680][ T32] r5:85c3938c r4:85c39000 [ 1335.436705][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.436753][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.436774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.436857][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.436886][ T32] r4:846ded00 [ 1335.436908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.436970][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.437002][ T32] r4:00000001 [ 1335.437037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.437075][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.437102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.437131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.437157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.437249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.437277][ T32] r4:84a7ddc0 [ 1335.437300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.437344][ T32] INFO: task kworker/1:355:4623 blocked for more than 461 seconds. [ 1335.437394][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.437769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.438039][ T32] task:kworker/1:355 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.438097][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.438177][ T32] Call trace: [ 1335.438245][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.438293][ T32] r10:829188dc r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:849f6000 [ 1335.438316][ T32] r4:849f6000 [ 1335.438341][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1335.438450][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.438851][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.438928][ T32] r5:00001000 r4:eaa93000 [ 1335.438953][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.439379][ T32] r7:ddde2d80 r6:83018200 r5:851f4f8c r4:85224b00 ** 8 printk messages dropped ** [ 1335.439648][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.440592][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.440879][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 6 printk messages dropped ** [ 1335.441074][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1335.441693][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1335.441914][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1335.442292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.465107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.465985][ T32] r4:84a7ddc0 [ 1335.466022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.466055][ T32] INFO: task kworker/1:356:4626 blocked for more than 461 seconds. [ 1335.466090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.466117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.466139][ T32] task:kworker/1:356 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.466199][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.466260][ T32] Call trace: [ 1335.466323][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.466413][ T32] r10:829188dc r9:eb15dd84 r8:00000002 r7:60000013 r6:eb15dd8c r5:852e8000 [ 1335.466442][ T32] r4:852e8000 [ 1335.466464][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.466505][ T32] r5:852e8000 r4:829188d8 [ 1335.466560][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.466605][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.466656][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1335.466682][ T32] r4:00000000 [ 1335.466724][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.466767][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.466841][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.466890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85239000 [ 1335.467107][ T32] r4:00000000 [ 1335.467589][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.467643][ T32] r9:83018205 r8:852e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1335.467667][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.467716][ T32] r5:00001000 r4:eab09000 [ 1335.467770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.467825][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.467899][ T32] r5:851f538c r4:851f5000 [ 1335.467939][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.467998][ T32] r7:ddde2d80 r6:83018200 r5:851f538c r4:85224b80 [ 1335.468023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.468074][ T32] r10:61c88647 r9:852e8000 r8:85224bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.468766][ T32] r4:85224b80 [ 1335.469176][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.469298][ T32] r10:00000000 r9:85224b80 r8:8027f5e8 r7:eb145e60 r6:8533db80 r5:852e8000 [ 1335.469327][ T32] r4:00000001 [ 1335.469347][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.469388][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1335.469416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.469838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.469876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.469909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.470022][ T32] r4:852211c0 [ 1335.470512][ T32] INFO: task kworker/1:356:4626 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.470550][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.470611][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.470658][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.470822][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.471038][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.471182][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1335.471756][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.472190][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1335.500568][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.501003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1335.501949][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 ** 7 printk messages dropped ** [ 1335.512851][ T32] r9:83018205 r8:852e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1335.512936][ T32] r5:00001000 r4:eaae5000 ** 4 printk messages dropped ** [ 1335.513299][ T32] r7:ddde2d80 r6:83018200 r5:851f578c r4:85224a80 ** 2 printk messages dropped ** [ 1335.513397][ T32] r4:85224a80 ** 6 printk messages dropped ** [ 1335.513734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.514780][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 6 printk messages dropped ** [ 1335.515154][ T32] r5:80000013 r4:80239bb0 [ 1335.515174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.515215][ T32] r4:82ac11e4 [ 1335.515271][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.515413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.515441][ T32] r4:e05e1dc0 [ 1335.515765][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.515935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.515963][ T32] r4:00000000 [ 1335.515984][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.516030][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.516052][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.516162][ T32] r5:00001000 r4:eced5000 [ 1335.516186][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.516259][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.516305][ T32] r5:85c3938c r4:85c39000 [ 1335.516549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.516601][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.516623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.516739][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.516767][ T32] r4:846ded00 [ 1335.516788][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.516835][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.517413][ T32] r4:00000001 [ 1335.517438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.517474][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.517533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.517565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.517596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.517625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.517647][ T32] r4:84a7ddc0 [ 1335.517668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.517697][ T32] INFO: task kworker/1:358:4629 blocked for more than 462 seconds. [ 1335.517729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.517753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.517775][ T32] task:kworker/1:358 state:D stack:0 pid:4629 tgid:4629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.517821][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.517869][ T32] Call trace: [ 1335.517928][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.518019][ T32] r10:829188dc r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:852ea400 [ 1335.518048][ T32] r4:852ea400 [ 1335.518088][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.518168][ T32] r5:852ea400 r4:829188d8 [ 1335.518223][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.519687][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.519739][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1335.519762][ T32] r4:00000000 [ 1335.519815][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.519862][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.519898][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.519940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852393c0 [ 1335.520666][ T32] r4:00000000 [ 1335.520693][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.520738][ T32] r9:83018205 r8:852ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.520759][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.520837][ T32] r5:00001000 r4:eabf9000 [ 1335.521021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.521064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.521106][ T32] r5:851f6b8c r4:851f6800 [ 1335.521159][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.521220][ T32] r7:ddde2d80 r6:83018200 r5:851f6b8c r4:85224c80 [ 1335.521244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.521303][ T32] r10:61c88647 r9:852ea400 r8:85224cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.521581][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.521812][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.556490][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 5 printk messages dropped ** [ 1335.557983][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1335.558911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1335.560026][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1335.560319][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.561797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1335.583533][ T32] r10:829188dc r9:eb16dd84 r8:00000002 r7:60000113 r6:eb16dd8c r5:852eb000 ** 8 printk messages dropped ** [ 1335.584733][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.585016][ T32] r5:00001000 r4:eab1d000 [ 1335.585036][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.585076][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.585117][ T32] r5:851f5f8c r4:851f5c00 [ 1335.585138][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.585183][ T32] r7:ddde2d80 r6:83018200 r5:851f5f8c r4:85224d00 [ 1335.585209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.585256][ T32] r10:61c88647 r9:852eb000 r8:85224d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.585297][ T32] r4:85224d00 [ 1335.585341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.585407][ T32] r10:00000000 r9:85224d00 r8:8027f5e8 r7:eb169e60 r6:8533dd00 r5:852eb000 [ 1335.585514][ T32] r4:00000001 [ 1335.585538][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.585577][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1335.585605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.585703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.585735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.585770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.585793][ T32] r4:852391c0 [ 1335.586295][ T32] INFO: task kworker/1:359:4631 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.586332][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.586392][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.586437][ T32] Call trace: [ 1335.586539][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.586593][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.586640][ T32] r4:00000000 [ 1335.586664][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.586706][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.586735][ T32] 1d20: b4208000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.587782][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.587876][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.587914][ T32] r5:80000013 r4:80239bb0 [ 1335.587943][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.588002][ T32] r4:82ac11e4 [ 1335.588049][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.588109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.588142][ T32] r4:e05e1dc0 [ 1335.588170][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.588442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.588476][ T32] r4:00000000 [ 1335.588504][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1335.588905][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1335.590064][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.590321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.591132][ T32] r10:829188dc r9:eb179d84 r8:00000002 r7:60000113 r6:eb179d8c r5:852ed400 ** 15 printk messages dropped ** [ 1335.591904][ T32] r5:00001000 r4:eab4b000 [ 1335.591924][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.592006][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.592221][ T32] r5:851f5b8c r4:851f5800 [ 1335.635456][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.635571][ T32] r7:ddde2d80 r6:83018200 r5:851f5b8c r4:85224c00 [ 1335.635612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.635668][ T32] r10:61c88647 r9:852ed400 r8:85224c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.635704][ T32] r4:85224c00 [ 1335.635728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.635779][ T32] r10:00000000 r9:85224c00 r8:8027f5e8 r7:eb169e60 r6:8533dd80 r5:852ed400 [ 1335.635803][ T32] r4:00000001 [ 1335.635823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.635890][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1335.635925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.635955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.636005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.636038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.636061][ T32] r4:85239280 [ 1335.636540][ T32] INFO: task kworker/1:360:4634 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.636601][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1335.637703][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 7 printk messages dropped ** [ 1335.638022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.638069][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.638091][ T32] r4:846ded00 [ 1335.638122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.638171][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.638195][ T32] r4:00000001 [ 1335.638215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.638269][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1335.638487][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1335.639458][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.639761][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1335.640944][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1335.652790][ T32] r4:e05e1dc0 ** 9 printk messages dropped ** [ 1335.653155][ T32] r5:85c3938c r4:85c39000 ** 11 printk messages dropped ** [ 1335.653630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1335.654661][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.655005][ T32] r5:00001000 r4:eabdb000 [ 1335.655043][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1335.655213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.655860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1335.657004][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.657349][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 3 printk messages dropped ** [ 1335.657567][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.657609][ T32] r5:85c3938c r4:85c39000 [ 1335.657664][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.657716][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.657739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.657810][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.657859][ T32] r4:846ded00 [ 1335.657909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.657964][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.658030][ T32] r4:00000001 [ 1335.658083][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.658122][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.658204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.658244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.658273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.658331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.658359][ T32] r4:84a7ddc0 [ 1335.658380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.658405][ T32] INFO: task kworker/1:363:4639 blocked for more than 462 seconds. [ 1335.658456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.658486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.658508][ T32] task:kworker/1:363 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.658555][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.658598][ T32] Call trace: [ 1335.658660][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.658767][ T32] r10:829188dc r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:852ee000 [ 1335.658794][ T32] r4:852ee000 [ 1335.658818][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.659185][ T32] r5:852ee000 r4:829188d8 [ 1335.659211][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.659738][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.659814][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.660847][ T32] r5:00001000 r4:eac33000 ** 4 printk messages dropped ** [ 1335.661047][ T32] r7:ddde2d80 r6:83018200 r5:851f738c r4:85224e00 ** 15 printk messages dropped ** [ 1335.701417][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1335.708529][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1335.709662][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.709892][ T32] r5:00001000 r4:eced5000 [ 1335.710121][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.710173][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.710530][ T32] r5:85c3938c r4:85c39000 ** 2 printk messages dropped ** [ 1335.710626][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.711155][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1335.733771][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 ** 9 printk messages dropped ** [ 1335.734313][ T32] r5:00001000 r4:eac19000 ** 10 printk messages dropped ** [ 1335.734782][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.734935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.736075][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.736419][ T32] r4:82ac11e4 ** 15 printk messages dropped ** [ 1335.737020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1335.738081][ T32] r10:829188dc r9:eb1a1d84 r8:00000002 r7:60000013 r6:eb1a1d8c r5:849f0c00 ** 5 printk messages dropped ** [ 1335.738402][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1335.738429][ T32] r4:00000000 [ 1335.738450][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.738489][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.738547][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.738593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221d00 [ 1335.738634][ T32] r4:00000000 [ 1335.738683][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.738730][ T32] r9:83018205 r8:849f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1335.738752][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.738795][ T32] r5:00001000 r4:eaef1000 [ 1335.738815][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.738861][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.738903][ T32] r5:851f8f8c r4:851f8c00 [ 1335.738963][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.739011][ T32] r7:ddde2d80 r6:83018200 r5:851f8f8c r4:8522c000 [ 1335.739032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.739077][ T32] r10:61c88647 r9:849f0c00 r8:8522c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.739099][ T32] r4:8522c000 [ 1335.739160][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.739208][ T32] r10:00000000 r9:8522c000 r8:8027f5e8 r7:eb191e60 r6:8533da00 r5:849f0c00 [ 1335.739234][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.739373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.740481][ T32] r5:80000013 r4:80239bb0 ** 13 printk messages dropped ** [ 1335.741097][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.741719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1335.765174][ T32] r4:84840000 ** 4 printk messages dropped ** [ 1335.765372][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1335.765497][ T32] r4:00000000 [ 1335.765523][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.765567][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.765609][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.765652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85239c40 [ 1335.765710][ T32] r4:00000000 [ 1335.765734][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.765809][ T32] r9:83018205 r8:84840000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1335.765841][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.765889][ T32] r5:00001000 r4:ead6b000 [ 1335.765909][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.765985][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.766133][ T32] r5:851f778c r4:851f7400 [ 1335.766183][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.766277][ T32] r7:ddde2d80 r6:83018200 r5:851f778c r4:8522c180 [ 1335.766303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.767453][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1335.768275][ T32] r4:e05e1dc0 ** 12 printk messages dropped ** [ 1335.768738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.769061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.769090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.769112][ T32] r4:84a7ddc0 [ 1335.769194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.769247][ T32] INFO: task kworker/1:367:4648 blocked for more than 462 seconds. [ 1335.769308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.769337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.769359][ T32] task:kworker/1:367 state:D stack:0 pid:4648 tgid:4648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.769434][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.769512][ T32] Call trace: [ 1335.769543][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.769588][ T32] r10:829188dc r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:84842400 [ 1335.769611][ T32] r4:84842400 [ 1335.769631][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.769671][ T32] r5:84842400 r4:829188d8 [ 1335.769715][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.769758][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.769804][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1335.769827][ T32] r4:00000000 [ 1335.769852][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.769896][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.769946][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.770016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85239d80 [ 1335.770057][ T32] r4:00000000 [ 1335.770083][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.770130][ T32] r9:83018205 r8:84842400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1335.770229][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.770347][ T32] r5:00001000 r4:ead85000 [ 1335.770371][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.770417][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.770493][ T32] r5:851f7b8c r4:851f7800 [ 1335.770541][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.770595][ T32] r7:ddde2d80 r6:83018200 r5:851f7b8c r4:8522c080 [ 1335.770615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.770661][ T32] r10:61c88647 r9:84842400 r8:8522c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.770698][ T32] r4:8522c080 [ 1335.770721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.770766][ T32] r10:00000000 r9:8522c080 r8:8027f5e8 r7:eb1a1e60 r6:85339000 r5:84842400 [ 1335.770801][ T32] r4:00000001 [ 1335.770824][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.770870][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1335.770898][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.771694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.785387][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 6 printk messages dropped ** [ 1335.785730][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1335.786175][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.786402][ T32] r4:846ded00 ** 2 printk messages dropped ** [ 1335.786541][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.786710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1335.786929][ T32] task:kworker/1:368 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.787018][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.787108][ T32] Call trace: [ 1335.787147][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.787197][ T32] r10:829188dc r9:eb1bdd84 r8:00000002 r7:60000113 r6:eb1bdd8c r5:84840c00 [ 1335.787221][ T32] r4:84840c00 [ 1335.787242][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.787283][ T32] r5:84840c00 r4:829188d8 [ 1335.787304][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.787343][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.787387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 [ 1335.787410][ T32] r4:00000000 [ 1335.787470][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.787537][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.787577][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.787623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85239ec0 [ 1335.787658][ T32] r4:00000000 [ 1335.787682][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.787775][ T32] r9:83018205 r8:84840c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1335.787803][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.787855][ T32] r5:00001000 r4:eadaf000 [ 1335.787876][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.787931][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.787977][ T32] r5:851f7f8c r4:851f7c00 [ 1335.788022][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.788071][ T32] r7:ddde2d80 r6:83018200 r5:851f7f8c r4:8522c200 [ 1335.788093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.788138][ T32] r10:61c88647 r9:84840c00 r8:8522c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.788160][ T32] r4:8522c200 [ 1335.788205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.788261][ T32] r10:00000000 r9:8522c200 r8:8027f5e8 r7:eb1a1e60 r6:85339080 r5:84840c00 [ 1335.788287][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.788494][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.789364][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.789584][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.789624][ T32] 1d20: b5ccc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.789670][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.789701][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.789725][ T32] r5:80000013 r4:80239bb0 [ 1335.789770][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.789864][ T32] r4:82ac11e4 [ 1335.789889][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.789933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.789957][ T32] r4:e05e1dc0 [ 1335.789995][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.790038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.790060][ T32] r4:00000000 [ 1335.790080][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.790123][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.790145][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.790185][ T32] r5:00001000 r4:eced5000 [ 1335.790206][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.790245][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.790286][ T32] r5:85c3938c r4:85c39000 [ 1335.790306][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.790377][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.790403][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.790477][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.790554][ T32] r4:846ded00 [ 1335.790589][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.790637][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.790683][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.790910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.791232][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.791435][ T32] r5:84841800 r4:829188d8 ** 5 printk messages dropped ** [ 1335.791696][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.792052][ T32] r5:00001000 r4:eaec5000 [ 1335.792077][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.809936][ T32] r7:ddde2d80 r6:83018200 r5:851f838c r4:8522c300 ** 4 printk messages dropped ** [ 1335.810240][ T32] r10:00000000 r9:8522c300 r8:8027f5e8 r7:eb1a1e60 r6:85339100 r5:84841800 ** 9 printk messages dropped ** [ 1335.811276][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.811891][ T32] r5:80000013 r4:80239bb0 ** 2 printk messages dropped ** [ 1335.812044][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.812094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.812119][ T32] r4:e05e1dc0 [ 1335.812139][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.812252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.824735][ T32] r4:00000000 [ 1335.824809][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.824904][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.824929][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.824977][ T32] r5:00001000 r4:eced5000 [ 1335.824999][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.825039][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.825080][ T32] r5:85c3938c r4:85c39000 [ 1335.825156][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.825209][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.825305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.825382][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.825410][ T32] r4:846ded00 [ 1335.825431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.825478][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.825515][ T32] r4:00000001 [ 1335.825589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.825630][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.825661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.825715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.825787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.825863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.825891][ T32] r4:84a7ddc0 [ 1335.825916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.826014][ T32] INFO: task kworker/1:370:4653 blocked for more than 462 seconds. [ 1335.826064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.826090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.826119][ T32] task:kworker/1:370 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.826262][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.826315][ T32] Call trace: [ 1335.826376][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.826427][ T32] r10:829188dc r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:84843000 [ 1335.826451][ T32] r4:84843000 [ 1335.826472][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.826512][ T32] r5:84843000 r4:829188d8 [ 1335.826549][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.826597][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.826669][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1335.826720][ T32] r4:00000000 [ 1335.826743][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.826781][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.826818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.826894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85239140 [ 1335.826921][ T32] r4:00000000 [ 1335.826942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.826986][ T32] r9:83018205 r8:84843000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1335.827007][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.827048][ T32] r5:00001000 r4:eaee1000 [ 1335.827068][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.827107][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.827172][ T32] r5:851f878c r4:851f8400 [ 1335.827221][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.827276][ T32] r7:ddde2d80 r6:83018200 r5:851f878c r4:8522c400 [ 1335.827371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.827568][ T32] r4:00000001 [ 1335.827610][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.827648][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1335.827786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.827836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.827892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.827924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.828001][ T32] r4:85239dc0 [ 1335.828499][ T32] INFO: task kworker/1:370:4653 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.828561][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.828626][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.828673][ T32] Call trace: [ 1335.828727][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.828780][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.828831][ T32] r4:00000000 [ 1335.828863][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.828931][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.828991][ T32] 1d20: b6316000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.829050][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.829080][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.829117][ T32] r5:80000013 r4:80239bb0 [ 1335.829192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.829245][ T32] r4:82ac11e4 [ 1335.829280][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.829351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.829392][ T32] r4:e05e1dc0 [ 1335.829454][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.829498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.829522][ T32] r4:00000000 [ 1335.829570][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.829646][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.829698][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.829745][ T32] r5:00001000 r4:eced5000 [ 1335.829771][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.829812][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.829862][ T32] r5:85c3938c r4:85c39000 [ 1335.829933][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.830010][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.830063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.830138][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.830166][ T32] r4:846ded00 [ 1335.830223][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.830271][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.830295][ T32] r4:00000001 [ 1335.830319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.830354][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.830381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.830409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.830461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.830494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.830576][ T32] r4:84a7ddc0 [ 1335.830600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.830628][ T32] INFO: task kworker/1:371:4656 blocked for more than 462 seconds. [ 1335.830700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.830768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.830827][ T32] task:kworker/1:371 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.830914][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.830957][ T32] Call trace: [ 1335.831012][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.831069][ T32] r10:829188dc r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:84844800 [ 1335.831092][ T32] r4:84844800 [ 1335.831112][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.831175][ T32] r5:84844800 r4:829188d8 ** 1 printk messages dropped ** [ 1335.831241][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.831395][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.831468][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.831572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad8d00 [ 1335.831619][ T32] r4:00000000 [ 1335.831646][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.831720][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1335.831771][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.831854][ T32] r5:00001000 r4:eb243000 [ 1335.831880][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.831958][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.832046][ T32] r5:851fb38c r4:851fb000 [ 1335.832097][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.832146][ T32] r7:ddde2d80 r6:83018200 r5:851fb38c r4:8522c280 [ 1335.832179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.855150][ T32] r10:61c88647 r9:84844800 r8:8522c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.855206][ T32] r4:8522c280 [ 1335.855231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.855301][ T32] r10:00000000 r9:8522c280 r8:8027f5e8 r7:eb1a1e60 r6:85339200 r5:84844800 [ 1335.855337][ T32] r4:00000001 [ 1335.855362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.855401][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1335.855433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.855462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.855513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.855547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.855570][ T32] r4:85221b00 [ 1335.856073][ T32] INFO: task kworker/1:371:4656 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.856126][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.856202][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.856253][ T32] Call trace: [ 1335.856286][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.856336][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.856361][ T32] r4:00000000 [ 1335.856393][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.856435][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.856464][ T32] 1d20: b6654000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.856493][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.856530][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.856560][ T32] r5:80000013 r4:80239bb0 [ 1335.856580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.856622][ T32] r4:82ac11e4 [ 1335.856642][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.856683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.856706][ T32] r4:e05e1dc0 [ 1335.856750][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.856800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.856825][ T32] r4:00000000 [ 1335.856853][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.856899][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.856946][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.856995][ T32] r5:00001000 r4:eced5000 [ 1335.857016][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.857070][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.857116][ T32] r5:85c3938c r4:85c39000 [ 1335.857142][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.857201][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.857226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.857274][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.857301][ T32] r4:846ded00 [ 1335.857322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.857366][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.857402][ T32] r4:00000001 [ 1335.857427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.857462][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.857488][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.857573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.857682][ T32] INFO: task kworker/1:372:4658 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.857807][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.858003][ T32] r10:829188dc r9:eb1e5d84 r8:00000002 r7:60000113 r6:eb1e5d8c r5:84843c00 ** 4 printk messages dropped ** [ 1335.858190][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.858373][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.858616][ T32] r5:00001000 r4:eb1d7000 [ 1335.858639][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.858682][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.858725][ T32] r5:851f938c r4:851f9000 [ 1335.858745][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.858802][ T32] r7:ddde2d80 r6:83018200 r5:851f938c r4:8522c480 [ 1335.858828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.858885][ T32] r10:61c88647 r9:84843c00 r8:8522c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.858907][ T32] r4:8522c480 [ 1335.858926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.858969][ T32] r10:00000000 r9:8522c480 r8:8027f5e8 r7:eb1e1e60 r6:85339280 r5:84843c00 [ 1335.858991][ T32] r4:00000001 [ 1335.859010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.859081][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1335.859119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.859153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.859214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.859247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.859270][ T32] r4:84ad8140 [ 1335.859580][ T32] INFO: task kworker/1:372:4658 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.859614][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.859716][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.859818][ T32] Call trace: [ 1335.859896][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.859965][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.859993][ T32] r4:00000000 [ 1335.860025][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.860067][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.860096][ T32] 1d20: b6654000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.860149][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.860187][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.860237][ T32] r5:80000013 r4:80239bb0 [ 1335.860261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.860301][ T32] r4:82ac11e4 [ 1335.860321][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.860365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.860414][ T32] r4:e05e1dc0 [ 1335.860444][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.860497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.860535][ T32] r4:00000000 [ 1335.860558][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.860603][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.860625][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.860691][ T32] r5:00001000 r4:eced5000 [ 1335.860715][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.860755][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.860797][ T32] r5:85c3938c r4:85c39000 [ 1335.860841][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.860893][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.860916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.860962][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.860986][ T32] r4:846ded00 [ 1335.861006][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.861051][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.861074][ T32] r4:00000001 [ 1335.861093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.861127][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.861152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.861206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.861261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.861294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.861319][ T32] r4:84a7ddc0 [ 1335.861340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.861365][ T32] INFO: task kworker/1:373:4659 blocked for more than 462 seconds. [ 1335.861418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.861446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.861493][ T32] task:kworker/1:373 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.861595][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.861656][ T32] Call trace: [ 1335.861705][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.861754][ T32] r10:829188dc r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:84846000 [ 1335.861779][ T32] r4:84846000 [ 1335.861800][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.861851][ T32] r5:84846000 r4:829188d8 [ 1335.861874][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.861920][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.862028][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1335.862053][ T32] r4:00000000 [ 1335.862072][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.862159][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.877367][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.877523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad8380 [ 1335.877581][ T32] r4:00000000 [ 1335.877609][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.877703][ T32] r9:83018205 r8:84846000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1335.877731][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.877779][ T32] r5:00001000 r4:eb1e7000 [ 1335.877800][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.877846][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.877905][ T32] r5:851f978c r4:851f9400 [ 1335.877952][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.878030][ T32] r7:ddde2d80 r6:83018200 r5:851f978c r4:8522c500 [ 1335.878084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.878159][ T32] r10:61c88647 r9:84846000 r8:8522c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.878193][ T32] r4:8522c500 [ 1335.878214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.878260][ T32] r10:00000000 r9:8522c500 r8:8027f5e8 r7:eb1e1e60 r6:85339300 r5:84846000 [ 1335.878289][ T32] r4:00000001 [ 1335.878323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.878407][ T32] Exception stack(0xeb1f1fb0 to 0xeb1f1ff8) [ 1335.878442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.878473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.878528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.878561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.878584][ T32] r4:84ad8340 [ 1335.879097][ T32] INFO: task kworker/1:373:4659 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.879194][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.879298][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.879447][ T32] Call trace: [ 1335.879485][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.879563][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.879592][ T32] r4:00000000 [ 1335.879657][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.879700][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.879728][ T32] 1d20: b67a1000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.879757][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.879820][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.879856][ T32] r5:80000013 r4:80239bb0 [ 1335.879878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.879920][ T32] r4:82ac11e4 [ 1335.879946][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.880002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.880040][ T32] r4:e05e1dc0 [ 1335.880063][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.880105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.880133][ T32] r4:00000000 [ 1335.880180][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.880229][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.880252][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.880295][ T32] r5:00001000 r4:eced5000 [ 1335.880315][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.880353][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.880395][ T32] r5:85c3938c r4:85c39000 [ 1335.880432][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.880482][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.880506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.880555][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.880578][ T32] r4:846ded00 [ 1335.880601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.880645][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.880667][ T32] r4:00000001 [ 1335.880710][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.880749][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.880778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.880810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.880859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.880904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.880931][ T32] r4:84a7ddc0 [ 1335.880973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.881030][ T32] INFO: task kworker/1:374:4661 blocked for more than 462 seconds. [ 1335.881068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.881094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.881140][ T32] task:kworker/1:374 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.881203][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.881274][ T32] Call trace: [ 1335.881325][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.881376][ T32] r10:829188dc r9:eb1fdd84 r8:00000002 r7:60000113 r6:eb1fdd8c r5:84846c00 [ 1335.881425][ T32] r4:84846c00 [ 1335.881451][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.881517][ T32] r5:84846c00 r4:829188d8 [ 1335.881564][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.881633][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.881681][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1335.881754][ T32] r4:00000000 [ 1335.881779][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.881850][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.881928][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.881998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad84c0 [ 1335.882024][ T32] r4:00000000 [ 1335.882057][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.882107][ T32] r9:83018205 r8:84846c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1335.882154][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.895720][ T32] r5:00001000 r4:eb1f3000 [ 1335.895826][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.895904][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.895950][ T32] r5:851f9b8c r4:851f9800 [ 1335.895971][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.896020][ T32] r7:ddde2d80 r6:83018200 r5:851f9b8c r4:8522c600 [ 1335.896042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.896096][ T32] r10:61c88647 r9:84846c00 r8:8522c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.896120][ T32] r4:8522c600 [ 1335.896142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.896187][ T32] r10:00000000 r9:8522c600 r8:8027f5e8 r7:eb1e1e60 r6:85339380 r5:84846c00 [ 1335.896211][ T32] r4:00000001 [ 1335.896252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.896295][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1335.896326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.896356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.896384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.896414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.896474][ T32] r4:84ad8480 [ 1335.896984][ T32] INFO: task kworker/1:374:4661 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.897025][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.897119][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.897169][ T32] Call trace: [ 1335.897232][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.897402][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.897485][ T32] r4:00000000 [ 1335.897533][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.897599][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.897655][ T32] 1d20: b6c92000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.897690][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.897717][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.897742][ T32] r5:80000013 r4:80239bb0 [ 1335.897763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.897804][ T32] r4:82ac11e4 [ 1335.897861][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.897909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.897933][ T32] r4:e05e1dc0 [ 1335.898005][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.898083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.898115][ T32] r4:00000000 [ 1335.898138][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.898187][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.898209][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.898290][ T32] r5:00001000 r4:eced5000 [ 1335.898338][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.898406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.898452][ T32] r5:85c3938c r4:85c39000 [ 1335.898474][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.898532][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.898559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.898607][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.898631][ T32] r4:846ded00 [ 1335.898664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.898714][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.898739][ T32] r4:00000001 [ 1335.898759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.898794][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.898821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.898873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.898905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.898935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.898957][ T32] r4:84a7ddc0 [ 1335.898980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.899009][ T32] INFO: task kworker/1:375:4663 blocked for more than 462 seconds. [ 1335.899041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.899065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.899099][ T32] task:kworker/1:375 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.899171][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.899219][ T32] Call trace: [ 1335.899289][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.899361][ T32] r10:829188dc r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:84845400 [ 1335.899389][ T32] r4:84845400 [ 1335.899411][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.899452][ T32] r5:84845400 r4:829188d8 [ 1335.899472][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.899511][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.899556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1335.899580][ T32] r4:00000000 [ 1335.899604][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.899643][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.899678][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.899743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad81c0 [ 1335.899770][ T32] r4:00000000 [ 1335.899791][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.899843][ T32] r9:83018205 r8:84845400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1335.899891][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.899948][ T32] r5:00001000 r4:eb203000 [ 1335.899998][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.900041][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.900082][ T32] r5:851f9f8c r4:851f9c00 [ 1335.900112][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.900183][ T32] r7:ddde2d80 r6:83018200 r5:851f9f8c r4:8522c580 [ 1335.900210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.900279][ T32] r10:61c88647 r9:84845400 r8:8522c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.900306][ T32] r4:8522c580 [ 1335.900326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.900399][ T32] r10:00000000 r9:8522c580 r8:8027f5e8 r7:eb1e1e60 r6:85339400 r5:84845400 [ 1335.900425][ T32] r4:00000001 [ 1335.900470][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.900584][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1335.900614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.900694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.900726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.900780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.900828][ T32] r4:84ad8500 [ 1335.901150][ T32] INFO: task kworker/1:375:4663 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.901184][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.901268][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.901314][ T32] Call trace: [ 1335.901344][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.901391][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.901431][ T32] r4:00000000 [ 1335.901455][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.901509][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.901568][ T32] 1d20: b6c92000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.901616][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.901642][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.901667][ T32] r5:80000013 r4:80239bb0 [ 1335.901701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.901745][ T32] r4:82ac11e4 [ 1335.901765][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.901821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.901884][ T32] r4:e05e1dc0 [ 1335.901908][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.901953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.902026][ T32] r4:00000000 [ 1335.902055][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.902108][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.902185][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.925033][ T32] r5:00001000 r4:eced5000 [ 1335.925080][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.925149][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.925194][ T32] r5:85c3938c r4:85c39000 [ 1335.925216][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.925264][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.925285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.925331][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.925370][ T32] r4:846ded00 [ 1335.925398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.925445][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.925492][ T32] r4:00000001 [ 1335.925516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.925578][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.925612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.925643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.925672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.925701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.925746][ T32] r4:84a7ddc0 [ 1335.925785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.925817][ T32] INFO: task kworker/1:376:4665 blocked for more than 462 seconds. [ 1335.925870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.925915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.925943][ T32] task:kworker/1:376 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.926030][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.926118][ T32] Call trace: [ 1335.926169][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.926224][ T32] r10:829188dc r9:eb215d84 r8:00000002 r7:60000013 r6:eb215d8c r5:852e9800 [ 1335.926249][ T32] r4:852e9800 [ 1335.926271][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.926311][ T32] r5:852e9800 r4:829188d8 [ 1335.926332][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.926371][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.926416][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1335.926438][ T32] r4:00000000 [ 1335.926458][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.926495][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.926534][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.926575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad87c0 [ 1335.926612][ T32] r4:00000000 [ 1335.926637][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.926686][ T32] r9:83018205 r8:852e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1335.926708][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.926749][ T32] r5:00001000 r4:eb20b000 [ 1335.926769][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.926807][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.926860][ T32] r5:851fa38c r4:851fa000 [ 1335.926880][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.926925][ T32] r7:ddde2d80 r6:83018200 r5:851fa38c r4:8522c380 [ 1335.926945][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.926990][ T32] r10:61c88647 r9:852e9800 r8:8522c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.927013][ T32] r4:8522c380 [ 1335.927044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.927092][ T32] r10:00000000 r9:8522c380 r8:8027f5e8 r7:eb1e1e60 r6:85339480 r5:852e9800 [ 1335.927116][ T32] r4:00000001 [ 1335.927135][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.927169][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1335.927196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.927225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.927252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.927380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.927407][ T32] r4:84ad82c0 [ 1335.928010][ T32] INFO: task kworker/1:376:4665 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.928067][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.928140][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.928188][ T32] Call trace: [ 1335.928237][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.928286][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.928309][ T32] r4:00000000 [ 1335.928329][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.928367][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.928395][ T32] 1d20: b70ed000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.928446][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.928477][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.928503][ T32] r5:80000013 r4:80239bb0 [ 1335.928540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.928585][ T32] r4:82ac11e4 [ 1335.928605][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.928669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.928697][ T32] r4:e05e1dc0 [ 1335.928717][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.928773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.928824][ T32] r4:00000000 [ 1335.928856][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.928902][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.928925][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.928968][ T32] r5:00001000 r4:eced5000 [ 1335.928988][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.929026][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.929067][ T32] r5:85c3938c r4:85c39000 ** 1 printk messages dropped ** [ 1335.929159][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 1 printk messages dropped ** [ 1335.929227][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.929249][ T32] r4:846ded00 [ 1335.929269][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.929312][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.929335][ T32] r4:00000001 [ 1335.929355][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.929388][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.929414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.929483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.929537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.929615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.929641][ T32] r4:84a7ddc0 [ 1335.929662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.929688][ T32] INFO: task kworker/1:377:4667 blocked for more than 462 seconds. [ 1335.929718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.929753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.929779][ T32] task:kworker/1:377 state:D stack:0 pid:4667 tgid:4667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.929842][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.929891][ T32] Call trace: [ 1335.929949][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.930020][ T32] r10:829188dc r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:852f0000 [ 1335.930044][ T32] r4:852f0000 [ 1335.930064][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.930104][ T32] r5:852f0000 r4:829188d8 [ 1335.930125][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.930164][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.930209][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1335.930236][ T32] r4:00000000 [ 1335.930258][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.930296][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.930331][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.930399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad8880 [ 1335.930448][ T32] r4:00000000 [ 1335.930472][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.930517][ T32] r9:83018205 r8:852f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1335.930538][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.930578][ T32] r5:00001000 r4:eb21b000 [ 1335.930598][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.930636][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.930676][ T32] r5:851f8b8c r4:851f8800 [ 1335.930696][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.930739][ T32] r7:ddde2d80 r6:83018200 r5:851f8b8c r4:8522c700 [ 1335.930760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.930826][ T32] r10:61c88647 r9:852f0000 r8:8522c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.930889][ T32] r4:8522c700 [ 1335.930913][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.930958][ T32] r10:00000000 r9:8522c700 r8:8027f5e8 r7:eb1e1e60 r6:85339500 r5:852f0000 [ 1335.930980][ T32] r4:00000001 [ 1335.930999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.931066][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1335.931097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.931149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.931181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.931212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.931234][ T32] r4:84ad8500 [ 1335.931570][ T32] INFO: task kworker/1:377:4667 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.931634][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.931712][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.931759][ T32] Call trace: [ 1335.931789][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.931844][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.931868][ T32] r4:00000000 [ 1335.931892][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.931978][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.932022][ T32] 1d20: b70ed000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.932068][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.932121][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.932152][ T32] r5:80000013 r4:80239bb0 [ 1335.932173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.942643][ T32] r4:82ac11e4 [ 1335.942725][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.942808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.942857][ T32] r4:e05e1dc0 ** 4 printk messages dropped ** [ 1335.943065][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 7 printk messages dropped ** [ 1335.943358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.943537][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.943676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.943939][ T32] INFO: task kworker/1:378:4669 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.944167][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.944386][ T32] r4:852f1800 ** 3 printk messages dropped ** [ 1335.944522][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.944808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad8980 ** 4 printk messages dropped ** [ 1335.945044][ T32] r5:00001000 r4:eb22b000 [ 1335.945064][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.945103][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.945144][ T32] r5:851fa78c r4:851fa400 [ 1335.945213][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.945262][ T32] r7:ddde2d80 r6:83018200 r5:851fa78c r4:8522c680 [ 1335.945310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.945359][ T32] r10:61c88647 r9:852f1800 r8:8522c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.945406][ T32] r4:8522c680 [ 1335.945455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.945503][ T32] r10:00000000 r9:8522c680 r8:8027f5e8 r7:eb1e1e60 r6:85339580 r5:852f1800 [ 1335.945527][ T32] r4:00000001 [ 1335.945547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.945599][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1335.945655][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.945687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.945716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.945763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.945805][ T32] r4:84ad88c0 [ 1335.946331][ T32] INFO: task kworker/1:378:4669 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.946372][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.946449][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.946502][ T32] Call trace: [ 1335.946532][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.946578][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.946601][ T32] r4:00000000 [ 1335.946645][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.946689][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.946718][ T32] 1d20: b717c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.946752][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.946778][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.946802][ T32] r5:80000013 r4:80239bb0 [ 1335.946823][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.946890][ T32] r4:82ac11e4 [ 1335.946941][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.946988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.947028][ T32] r4:e05e1dc0 [ 1335.947052][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.947094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.947116][ T32] r4:00000000 [ 1335.947136][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.947184][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.947207][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.947274][ T32] r5:00001000 r4:eced5000 [ 1335.947299][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.947423][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.947470][ T32] r5:85c3938c r4:85c39000 [ 1335.947491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.947561][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.947588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.947636][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.947660][ T32] r4:846ded00 [ 1335.947679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.947768][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.947799][ T32] r4:00000001 [ 1335.947842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.947909][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.948036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.948069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.948171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.948206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.948230][ T32] r4:84a7ddc0 [ 1335.948251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.948278][ T32] INFO: task kworker/1:379:4671 blocked for more than 462 seconds. [ 1335.948330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.948358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.948381][ T32] task:kworker/1:379 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.948555][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.948603][ T32] Call trace: [ 1335.948636][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1335.948680][ T32] r10:829188dc r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:852f2400 [ 1335.948727][ T32] r4:852f2400 [ 1335.948752][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1335.948793][ T32] r5:852f2400 r4:829188d8 [ 1335.948818][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.948870][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.948950][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1335.948988][ T32] r4:00000000 [ 1335.949036][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1335.949077][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.949165][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.949211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad8b00 [ 1335.949236][ T32] r4:00000000 [ 1335.949256][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1335.949358][ T32] r5:00001000 r4:eb23b000 [ 1335.949378][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.949416][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.949584][ T32] r10:61c88647 r9:852f2400 r8:8522c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.950051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.950884][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 5 printk messages dropped ** [ 1335.951146][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.951175][ T32] r5:80000013 r4:80239bb0 [ 1335.951196][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.951235][ T32] r4:82ac11e4 [ 1335.951268][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.951314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.951337][ T32] r4:e05e1dc0 [ 1335.951372][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.951417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1335.951440][ T32] r4:00000000 [ 1335.951460][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.951556][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1335.951611][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.951657][ T32] r5:00001000 r4:eced5000 [ 1335.951777][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.951822][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.951882][ T32] r5:85c3938c r4:85c39000 [ 1335.951932][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.951994][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1335.952032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.952083][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.952106][ T32] r4:846ded00 [ 1335.952126][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.982647][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1335.982804][ T32] r4:00000001 [ 1335.982847][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.982910][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1335.982944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.982975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.983034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1335.983453][ T32] r10:829188dc r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:852f3000 ** 8 printk messages dropped ** [ 1335.983837][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.984265][ T32] r5:00001000 r4:dfa9d000 [ 1335.984288][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.984327][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.984368][ T32] r5:851fbb8c r4:851fb800 [ 1335.984387][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.984444][ T32] r7:ddde2d80 r6:83018200 r5:851fbb8c r4:8522c880 [ 1335.984475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.984549][ T32] r10:61c88647 r9:852f3000 r8:8522c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.984576][ T32] r4:8522c880 [ 1335.984596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.984640][ T32] r10:00000000 r9:8522c880 r8:8027f5e8 r7:eb1e1e60 r6:85339680 r5:852f3000 [ 1335.984663][ T32] r4:00000001 [ 1335.984682][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.984717][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1335.984758][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.984801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.984840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.984895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.984921][ T32] r4:84ad8bc0 [ 1335.985405][ T32] INFO: task kworker/1:380:4673 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1335.985440][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.985498][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.985616][ T32] Call trace: [ 1335.985712][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1335.985768][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1335.985818][ T32] r4:00000000 [ 1335.985874][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.985918][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1335.985952][ T32] 1d20: b78c3000 ece39000 00000001 80239b98 7f159000 00000001 [ 1335.986013][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1335.986081][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.986124][ T32] r5:80000013 r4:80239bb0 [ 1335.986149][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.986191][ T32] r4:82ac11e4 [ 1335.986212][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.986286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1335.986316][ T32] r4:e05e1dc0 [ 1335.986336][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.986392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 6 printk messages dropped ** [ 1335.986651][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.987105][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.987323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.987591][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.988082][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1335.988525][ T32] r5:00001000 r4:eb257000 [ 1335.988581][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.988651][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.988963][ T32] r10:61c88647 r9:852f4800 r8:8522c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.989350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.989894][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.990547][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 10 printk messages dropped ** [ 1335.990988][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1335.991296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.991709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.991738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.991769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.991792][ T32] r4:84a7ddc0 [ 1335.991812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.991852][ T32] INFO: task kworker/1:382:4680 blocked for more than 462 seconds. [ 1335.991900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.991956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.991982][ T32] task:kworker/1:382 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.992031][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.992232][ T32] Call trace: [ 1336.015303][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.015393][ T32] r10:829188dc r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:852f3c00 [ 1336.015420][ T32] r4:852f3c00 [ 1336.015441][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.015483][ T32] r5:852f3c00 r4:829188d8 [ 1336.015503][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.015596][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.015647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1336.015670][ T32] r4:00000000 [ 1336.015691][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.015728][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.015796][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.015849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221780 [ 1336.015874][ T32] r4:00000000 [ 1336.015895][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.015941][ T32] r9:83018205 r8:852f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1336.015980][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.016030][ T32] r5:00001000 r4:dfc23000 [ 1336.016051][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.016090][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.016131][ T32] r5:84710f8c r4:84710c00 [ 1336.016152][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.016199][ T32] r7:ddde2d80 r6:83018200 r5:84710f8c r4:8522c980 [ 1336.016245][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.016296][ T32] r10:61c88647 r9:852f3c00 r8:8522c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.016454][ T32] r4:8522c980 [ 1336.016478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.016524][ T32] r10:00000000 r9:8522c980 r8:8027f5e8 r7:eb249e60 r6:85339780 r5:852f3c00 [ 1336.016547][ T32] r4:00000001 [ 1336.016567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.016603][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1336.016632][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.016661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.016689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.016717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.016739][ T32] r4:84acfe40 [ 1336.017228][ T32] INFO: task kworker/1:382:4680 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.017265][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.017485][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.017705][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1336.018098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 13 printk messages dropped ** [ 1336.018575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.018807][ T32] r4:00000001 [ 1336.018829][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.018881][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.018908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.018949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.018981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.019009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.019056][ T32] r4:84a7ddc0 [ 1336.019087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.019118][ T32] INFO: task kworker/1:383:4681 blocked for more than 462 seconds. [ 1336.019178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.019209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.019232][ T32] task:kworker/1:383 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.019279][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.019323][ T32] Call trace: [ 1336.019353][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.019451][ T32] r10:829188dc r9:eb075d84 r8:00000002 r7:60000113 r6:eb075d8c r5:852f5400 [ 1336.019545][ T32] r4:852f5400 [ 1336.019577][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.019725][ T32] r5:852f5400 r4:829188d8 [ 1336.019766][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.019823][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.019887][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 1336.019913][ T32] r4:00000000 [ 1336.019932][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.019996][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.020036][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.020170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f840 [ 1336.020203][ T32] r4:00000000 [ 1336.020224][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.020268][ T32] r9:83018205 r8:852f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1336.020291][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.020332][ T32] r5:00001000 r4:e015d000 [ 1336.020352][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.020404][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.020450][ T32] r5:851fc38c r4:851fc000 [ 1336.020493][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.020541][ T32] r7:ddde2d80 r6:83018200 r5:851fc38c r4:8522c800 [ 1336.020568][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.020615][ T32] r10:61c88647 r9:852f5400 r8:8522c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.020649][ T32] r4:8522c800 [ 1336.020672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.020716][ T32] r10:00000000 r9:8522c800 r8:8027f5e8 r7:eb059e60 r6:85339800 r5:852f5400 [ 1336.020740][ T32] r4:00000001 [ 1336.020783][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.020822][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1336.020910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.020943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.020971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.021026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.021053][ T32] r4:84ad8fc0 [ 1336.021369][ T32] INFO: task kworker/1:383:4681 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.021407][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.021467][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.021549][ T32] Call trace: [ 1336.021621][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.021688][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.021764][ T32] r4:00000000 [ 1336.021790][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.021839][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.021873][ T32] 1d20: b7c0b000 ece39000 00000001 80239b98 7f159000 00000001 ** 1 printk messages dropped ** [ 1336.022026][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1336.043357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1336.043965][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.044474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.044789][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.045403][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 ** 9 printk messages dropped ** [ 1336.045816][ T32] r5:00001000 r4:eabd3000 [ 1336.045851][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.045919][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.046148][ T32] r10:61c88647 r9:852f6c00 r8:8522ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.046172][ T32] r4:8522ca00 [ 1336.046192][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.046236][ T32] r10:00000000 r9:8522ca00 r8:8027f5e8 r7:eb075e60 r6:85339880 r5:852f6c00 [ 1336.046264][ T32] r4:00000001 [ 1336.046285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.046343][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) [ 1336.046399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.046431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.046458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.046486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.046509][ T32] r4:84ad88c0 [ 1336.047009][ T32] INFO: task kworker/1:384:4682 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.047046][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.047107][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.047206][ T32] Call trace: [ 1336.047242][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.047289][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.047313][ T32] r4:00000000 [ 1336.047333][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.047456][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.047490][ T32] 1d20: b7fa6000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.047521][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.047548][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1336.047661][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1336.047931][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.048322][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1336.048502][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.048811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.049112][ T32] task:kworker/1:385 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.050072][ T32] r5:00001000 r4:e05a9000 [ 1336.050120][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.050466][ T32] r4:8522ca80 ** 9 printk messages dropped ** [ 1336.050897][ T32] r4:84ad88c0 ** 5 printk messages dropped ** [ 1336.051540][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 5 printk messages dropped ** [ 1336.051757][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1336.052093][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1336.067526][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.067625][ T32] r5:00001000 r4:eced5000 [ 1336.067789][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.067844][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.067890][ T32] r5:85c3938c r4:85c39000 [ 1336.067911][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.067957][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.068004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.068057][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.068081][ T32] r4:846ded00 [ 1336.068106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.068171][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.068197][ T32] r4:00000001 [ 1336.068218][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.068255][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.068310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.068344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.068373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.068404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.068426][ T32] r4:84a7ddc0 [ 1336.068449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.068491][ T32] INFO: task kworker/1:386:4686 blocked for more than 462 seconds. [ 1336.068525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.068550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.068574][ T32] task:kworker/1:386 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.068631][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.068734][ T32] Call trace: [ 1336.068768][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.068818][ T32] r10:829188dc r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:84838000 [ 1336.068851][ T32] r4:84838000 [ 1336.068900][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.068947][ T32] r5:84838000 r4:829188d8 [ 1336.068968][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.069006][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.069050][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1336.069072][ T32] r4:00000000 [ 1336.069115][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.069192][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.069332][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.069408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227300 [ 1336.069435][ T32] r4:00000000 [ 1336.069557][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.069606][ T32] r9:83018205 r8:84838000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1336.069629][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.069745][ T32] r5:00001000 r4:e07a7000 [ 1336.069780][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.069825][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.069876][ T32] r5:851fcf8c r4:851fcc00 [ 1336.069896][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.069939][ T32] r7:ddde2d80 r6:83018200 r5:851fcf8c r4:8522cb00 [ 1336.070005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.070058][ T32] r10:61c88647 r9:84838000 r8:8522cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.070083][ T32] r4:8522cb00 [ 1336.070105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.070174][ T32] r10:00000000 r9:8522cb00 r8:8027f5e8 r7:eb081e60 r6:85339a00 r5:84838000 [ 1336.070201][ T32] r4:00000001 [ 1336.070221][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.070339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.071314][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1336.071735][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1336.072143][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1336.087906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.088345][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.088683][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.089008][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.089429][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.089533][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.089731][ T32] r4:8522cc00 ** 6 printk messages dropped ** [ 1336.090051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.090826][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.091223][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.091256][ T32] 1d20: b8340000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.091287][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.091312][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.091336][ T32] r5:80000013 r4:80239bb0 [ 1336.091368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.091413][ T32] r4:82ac11e4 [ 1336.091433][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.091493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.091548][ T32] r4:e05e1dc0 [ 1336.091600][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.091655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.091679][ T32] r4:00000000 [ 1336.091699][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.091743][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.091765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.091806][ T32] r5:00001000 r4:eced5000 [ 1336.091844][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.091888][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.091947][ T32] r5:85c3938c r4:85c39000 [ 1336.092018][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.092135][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.092163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.106754][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.106867][ T32] r4:846ded00 [ 1336.106896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.106982][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.107023][ T32] r4:00000001 [ 1336.107074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.107121][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.107153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.107183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.107211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.107242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.107264][ T32] r4:84a7ddc0 [ 1336.107288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.107320][ T32] INFO: task kworker/0:392:4690 blocked for more than 462 seconds. [ 1336.107366][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.107396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.107418][ T32] task:kworker/0:392 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.107518][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.107571][ T32] Call trace: [ 1336.107603][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.107693][ T32] r10:829188dc r9:eb0b9d84 r8:00000002 r7:60000113 r6:eb0b9d8c r5:8531e000 [ 1336.107722][ T32] r4:8531e000 [ 1336.107766][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.107840][ T32] r5:8531e000 r4:829188d8 [ 1336.107870][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.107938][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.107990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1336.108013][ T32] r4:00000000 [ 1336.108032][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.108070][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.108109][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.108150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aba900 [ 1336.108185][ T32] r4:00000000 [ 1336.108212][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.108259][ T32] r9:83018005 r8:8531e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1336.108281][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.108324][ T32] r5:00001000 r4:e4927000 [ 1336.108344][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.108406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.108455][ T32] r5:852d8b8c r4:852d8800 ** 1 printk messages dropped ** [ 1336.108571][ T32] r7:dddced80 r6:83018000 r5:852d8b8c r4:85339980 ** 7 printk messages dropped ** [ 1336.108962][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) ** 6 printk messages dropped ** [ 1336.109737][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.110391][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1336.110603][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.110933][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1336.111086][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.111194][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.111242][ T32] r4:00000001 [ 1336.111266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.111327][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.111359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.111391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.111428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.111472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.111516][ T32] r4:84a7ddc0 [ 1336.111565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.111650][ T32] INFO: task kworker/0:393:4692 blocked for more than 462 seconds. [ 1336.111686][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.111713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.111749][ T32] task:kworker/0:393 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.111821][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.111912][ T32] Call trace: [ 1336.111962][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.112009][ T32] r10:829188dc r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:8531d400 [ 1336.112074][ T32] r4:8531d400 [ 1336.112112][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.112170][ T32] r5:8531d400 r4:829188d8 [ 1336.112246][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.129253][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.129380][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1336.129412][ T32] r4:00000000 [ 1336.129434][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.129485][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.129530][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.129576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abaa40 [ 1336.129623][ T32] r4:00000000 [ 1336.129651][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.129748][ T32] r9:83018005 r8:8531d400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.129786][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.129864][ T32] r5:00001000 r4:eac3b000 [ 1336.129902][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.130004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.130080][ T32] r5:852d838c r4:852d8000 [ 1336.130131][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.130184][ T32] r7:dddced80 r6:83018000 r5:852d838c r4:85339b00 [ 1336.130231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.130295][ T32] r10:61c88647 r9:8531d400 r8:85339b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.130332][ T32] r4:85339b00 [ 1336.130356][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.130402][ T32] r10:00000000 r9:85339b00 r8:8027f5e8 r7:eb11de60 r6:8522cd00 r5:8531d400 [ 1336.130425][ T32] r4:00000001 [ 1336.130445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.130482][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1336.130512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.130546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.130600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.130634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.130671][ T32] r4:84aba7c0 [ 1336.131171][ T32] INFO: task kworker/0:393:4692 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.131210][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.131307][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.131361][ T32] Call trace: [ 1336.131452][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.131540][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.131595][ T32] r4:00000000 [ 1336.131636][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.131685][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.131759][ T32] 1d20: b88f6000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.131799][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.131852][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.131894][ T32] r5:80000013 r4:80239bb0 [ 1336.131936][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.132015][ T32] r4:82ac11e4 [ 1336.132040][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.132090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.132117][ T32] r4:e05e1dc0 [ 1336.132137][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1336.143167][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.143670][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.144077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.144534][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.145060][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.145815][ T32] r5:00001000 r4:eac93000 [ 1336.145843][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.145896][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.146204][ T32] r4:85339b80 ** 6 printk messages dropped ** [ 1336.146400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.147252][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 7 printk messages dropped ** [ 1336.147542][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1336.147665][ T32] r4:e05e1dc0 [ 1336.147685][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.147727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.147779][ T32] r4:00000000 [ 1336.147803][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.147855][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.147878][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.147922][ T32] r5:00001000 r4:eced5000 [ 1336.147942][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.147980][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.148022][ T32] r5:85c3938c r4:85c39000 [ 1336.148042][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.148113][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.148140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.148187][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.148211][ T32] r4:846ded00 [ 1336.148231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.148276][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.148298][ T32] r4:00000001 [ 1336.148318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.148353][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.148382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.148411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.148438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.148480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.148508][ T32] r4:84a7ddc0 [ 1336.148529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.148555][ T32] INFO: task kworker/0:395:4696 blocked for more than 462 seconds. [ 1336.148606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.148635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.148656][ T32] task:kworker/0:395 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.148701][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.148753][ T32] Call trace: [ 1336.148786][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1336.149025][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.149443][ T32] r5:00001000 r4:eacb1000 [ 1336.149468][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.149507][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.149697][ T32] r4:85339a80 ** 6 printk messages dropped ** [ 1336.149930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.150519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.150858][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1336.151145][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.151403][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.151740][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.151938][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1336.152091][ T32] task:kworker/0:396 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.174400][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 ** 7 printk messages dropped ** [ 1336.174746][ T32] r9:83018005 r8:8531a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 1 printk messages dropped ** [ 1336.174818][ T32] r5:00001000 r4:ead8d000 ** 2 printk messages dropped ** [ 1336.174928][ T32] r5:852dab8c r4:852da800 [ 1336.174953][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.175002][ T32] r7:dddced80 r6:83018000 r5:852dab8c r4:85339c00 [ 1336.175023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.175067][ T32] r10:61c88647 r9:8531a400 r8:85339c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.175089][ T32] r4:85339c00 [ 1336.175113][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.175159][ T32] r10:00000000 r9:85339c00 r8:8027f5e8 r7:eb11de60 r6:8522ce80 r5:8531a400 [ 1336.175221][ T32] r4:00000001 [ 1336.175246][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.175310][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 1336.175396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.175484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.175544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.175661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.175725][ T32] r4:84abacc0 [ 1336.176225][ T32] INFO: task kworker/0:396:4698 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.176264][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.176332][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.176379][ T32] Call trace: [ 1336.176410][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.176457][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.176480][ T32] r4:00000000 [ 1336.176500][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.176538][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.176616][ T32] 1d20: b8e98000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.176658][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.176702][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.176755][ T32] r5:80000013 r4:80239bb0 [ 1336.176779][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.176821][ T32] r4:82ac11e4 [ 1336.176846][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.176889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.176925][ T32] r4:e05e1dc0 [ 1336.176948][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.177014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.177115][ T32] r4:00000000 [ 1336.177165][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.177214][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.177288][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.177384][ T32] r5:00001000 r4:eced5000 [ 1336.177408][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.177449][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.177490][ T32] r5:85c3938c r4:85c39000 [ 1336.177564][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.177616][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.177653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.177728][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.177754][ T32] r4:846ded00 [ 1336.177776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.177845][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.177873][ T32] r4:00000001 [ 1336.177894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.177929][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.177955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.178018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.178075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.178109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.178132][ T32] r4:84a7ddc0 [ 1336.178179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.178227][ T32] INFO: task kworker/0:397:4700 blocked for more than 462 seconds. [ 1336.178263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.178289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.178334][ T32] task:kworker/0:397 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.178388][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.178431][ T32] Call trace: [ 1336.178463][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.178554][ T32] r10:829188dc r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:8531c800 [ 1336.178606][ T32] r4:8531c800 [ 1336.178629][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1336.178793][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 ** 9 printk messages dropped ** [ 1336.179110][ T32] r5:00001000 r4:eadeb000 [ 1336.179170][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.179213][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.179464][ T32] r10:61c88647 r9:8531c800 r8:85339d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.179922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.180567][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1336.181322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 11 printk messages dropped ** [ 1336.181809][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.182115][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.203909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1336.204521][ T32] r4:8531ec00 ** 4 printk messages dropped ** [ 1336.204725][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 ** 9 printk messages dropped ** [ 1336.205057][ T32] r5:00001000 r4:eae65000 [ 1336.205079][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.205261][ T32] r7:ddde2d80 r6:83018200 r5:851fd78c r4:8522cf80 ** 7 printk messages dropped ** [ 1336.205493][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) ** 4 printk messages dropped ** [ 1336.205727][ T32] r4:84ac2440 [ 1336.206273][ T32] INFO: task kworker/1:388:4702 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.206323][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.206411][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.206514][ T32] Call trace: [ 1336.206603][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.206677][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.206719][ T32] r4:00000000 [ 1336.206793][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.206846][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.206901][ T32] 1d20: b913f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.206935][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.206961][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.206987][ T32] r5:80000013 r4:80239bb0 [ 1336.207066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.207187][ T32] r4:82ac11e4 [ 1336.207212][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.207256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.207280][ T32] r4:e05e1dc0 [ 1336.207458][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.207506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.207530][ T32] r4:00000000 [ 1336.207551][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.207594][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.207652][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.207728][ T32] r5:00001000 r4:eced5000 [ 1336.207773][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.207815][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.207867][ T32] r5:85c3938c r4:85c39000 [ 1336.207913][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.207976][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.208025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.208075][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.208100][ T32] r4:846ded00 [ 1336.208120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.208203][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.208256][ T32] r4:00000001 [ 1336.208288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.208324][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.208352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.208382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.208410][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.208450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.208477][ T32] r4:84a7ddc0 [ 1336.208498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.208524][ T32] INFO: task kworker/0:398:4704 blocked for more than 462 seconds. [ 1336.208576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.208615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.208638][ T32] task:kworker/0:398 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.208688][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.208734][ T32] Call trace: [ 1336.208783][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.208838][ T32] r10:829188dc r9:eb279d84 r8:00000002 r7:60000013 r6:eb279d8c r5:85316c00 ** 4 printk messages dropped ** [ 1336.209016][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.209395][ T32] r5:00001000 r4:eae45000 [ 1336.209417][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.209456][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.209662][ T32] r10:61c88647 r9:85316c00 r8:85339dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.210079][ T32] r4:84aba600 ** 2 printk messages dropped ** [ 1336.210741][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.210950][ T32] r4:00000000 [ 1336.210986][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.211027][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.211080][ T32] 1d20: b913f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.211115][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.211153][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.211204][ T32] r5:80000013 r4:80239bb0 [ 1336.211240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.211282][ T32] r4:82ac11e4 [ 1336.211302][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.211372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.211400][ T32] r4:e05e1dc0 [ 1336.211496][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.211594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.211622][ T32] r4:00000000 [ 1336.211693][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.211741][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.211788][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.211848][ T32] r5:00001000 r4:eced5000 [ 1336.211870][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.211911][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.211953][ T32] r5:85c3938c r4:85c39000 [ 1336.211997][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.212053][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.212075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.212122][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.212144][ T32] r4:846ded00 [ 1336.212163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.231590][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.231695][ T32] r4:00000001 [ 1336.231725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.231901][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.231948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.232027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.232059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.232089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.232127][ T32] r4:84a7ddc0 [ 1336.232155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.232247][ T32] INFO: task kworker/0:399:4707 blocked for more than 462 seconds. [ 1336.232631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.232684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.232741][ T32] task:kworker/0:399 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.232870][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.232933][ T32] Call trace: [ 1336.232968][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.233049][ T32] r10:829188dc r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:85320c00 [ 1336.233103][ T32] r4:85320c00 [ 1336.233128][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.233171][ T32] r5:85320c00 r4:829188d8 [ 1336.233192][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.233232][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.233276][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1336.233324][ T32] r4:00000000 [ 1336.233347][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.233392][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.233456][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.233551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227200 [ 1336.233640][ T32] r4:00000000 [ 1336.233665][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.233742][ T32] r9:83018005 r8:85320c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1336.233849][ T32] r5:00001000 r4:eae7d000 [ 1336.233930][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.234005][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.234318][ T32] r10:61c88647 r9:85320c00 r8:85339e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.234765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1336.235748][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.235961][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1336.236269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 10 printk messages dropped ** [ 1336.236705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.237267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.237295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.237349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.237375][ T32] r4:84a7ddc0 [ 1336.237398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.237455][ T32] INFO: task kworker/1:389:4708 blocked for more than 462 seconds. [ 1336.237487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.237562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.237587][ T32] task:kworker/1:389 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.237715][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.237784][ T32] Call trace: [ 1336.237838][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.237911][ T32] r10:829188dc r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:85321800 [ 1336.237938][ T32] r4:85321800 [ 1336.237963][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.238038][ T32] r5:85321800 r4:829188d8 [ 1336.238085][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.238130][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.238199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1336.238225][ T32] r4:00000000 [ 1336.238295][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.238336][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.238378][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.238469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac2c00 [ 1336.238523][ T32] r4:00000000 [ 1336.238572][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.238635][ T32] r9:83018205 r8:85321800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.238763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.238820][ T32] r5:00001000 r4:eae91000 [ 1336.238850][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.238951][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.239583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.239680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.239704][ T32] r4:84ac27c0 [ 1336.240020][ T32] INFO: task kworker/1:389:4708 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.240097][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.240267][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.240443][ T32] Call trace: [ 1336.240552][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.240600][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.240623][ T32] r4:00000000 [ 1336.240643][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.240696][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.240730][ T32] 1d20: b9535000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.240761][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.240802][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.240830][ T32] r5:80000013 r4:80239bb0 [ 1336.240863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.240903][ T32] r4:82ac11e4 [ 1336.240923][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.240964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.241002][ T32] r4:e05e1dc0 [ 1336.241048][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.241120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.241195][ T32] r4:00000000 [ 1336.241280][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.241328][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.241351][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.241393][ T32] r5:00001000 r4:eced5000 [ 1336.241449][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.241492][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.241546][ T32] r5:85c3938c r4:85c39000 [ 1336.241574][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.241620][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.241666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.241717][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.241740][ T32] r4:846ded00 [ 1336.241760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.241803][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.241843][ T32] r4:00000001 [ 1336.241946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.242011][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.242040][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.242165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.275174][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.275558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 ** 9 printk messages dropped ** [ 1336.276001][ T32] r5:00001000 r4:e076b000 [ 1336.276031][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.276075][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.276286][ T32] r7:dddced80 r6:83018000 r5:8538ef8c r4:85339e80 ** 7 printk messages dropped ** [ 1336.276543][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 5 printk messages dropped ** [ 1336.277257][ T32] INFO: task kworker/0:400:4710 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.277320][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.277423][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.277498][ T32] Call trace: [ 1336.277530][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.277579][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.277603][ T32] r4:00000000 [ 1336.277628][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.277696][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.277730][ T32] 1d20: b9ca6000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.277760][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.277785][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.277826][ T32] r5:80000013 r4:80239bb0 [ 1336.277859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.277901][ T32] r4:82ac11e4 [ 1336.277921][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.277991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.278025][ T32] r4:e05e1dc0 [ 1336.278046][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.278174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.278201][ T32] r4:00000000 [ 1336.278225][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.278279][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.278303][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.278351][ T32] r5:00001000 r4:eced5000 [ 1336.278373][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1336.278584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.279040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.279296][ T32] task:kworker/1:390 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.279904][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.280193][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.280332][ T32] r5:00001000 r4:eaa13000 [ 1336.280354][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.280456][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.280880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.281360][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.281554][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.281642][ T32] Call trace: [ 1336.281679][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.281735][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.281760][ T32] r4:00000000 [ 1336.281780][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.281817][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.281854][ T32] 1d20: b9ca6000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.281889][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.281930][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.281961][ T32] r5:80000013 r4:80239bb0 [ 1336.282005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.282073][ T32] r4:82ac11e4 [ 1336.282149][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.282250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.305721][ T32] r4:e05e1dc0 [ 1336.305789][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.305869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.305921][ T32] r4:00000000 [ 1336.305947][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.306039][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.306093][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.306173][ T32] r5:00001000 r4:eced5000 [ 1336.306209][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.306255][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.306299][ T32] r5:85c3938c r4:85c39000 [ 1336.306319][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.306365][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.306386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.306431][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.306459][ T32] r4:846ded00 [ 1336.306504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.306571][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.306599][ T32] r4:00000001 [ 1336.306646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.306687][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.306743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.306831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.306880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.306964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.306991][ T32] r4:84a7ddc0 [ 1336.307016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.307061][ T32] INFO: task kworker/0:401:4714 blocked for more than 462 seconds. [ 1336.307108][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.307140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.307166][ T32] task:kworker/0:401 state:D stack:0 pid:4714 tgid:4714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.307224][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.307271][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.307655][ T32] r4:85324800 ** 4 printk messages dropped ** [ 1336.307905][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 ** 9 printk messages dropped ** [ 1336.308338][ T32] r5:00001000 r4:eaf07000 [ 1336.308358][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.308395][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.308606][ T32] r10:61c88647 r9:85324800 r8:85339f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.308894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.309587][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.310096][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1336.310508][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.310826][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.311242][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1336.311673][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.312072][ T32] r5:85323c00 r4:829188d8 ** 5 printk messages dropped ** [ 1336.324280][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.324712][ T32] r5:00001000 r4:eaf55000 ** 1 printk messages dropped ** [ 1336.324806][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.325082][ T32] r4:84ab9100 ** 2 printk messages dropped ** [ 1336.325181][ T32] r4:00000001 [ 1336.325201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.325288][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1336.325346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.325379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.325407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.325463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.325490][ T32] r4:84ac40c0 [ 1336.326073][ T32] INFO: task kworker/0:402:4716 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.326157][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.326371][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.326453][ T32] Call trace: [ 1336.326487][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.326536][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.326585][ T32] r4:00000000 [ 1336.326609][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.326702][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.326735][ T32] 1d20: ba1ae000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.326818][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.326853][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.326878][ T32] r5:80000013 r4:80239bb0 [ 1336.326899][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.326961][ T32] r4:82ac11e4 [ 1336.326993][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.327036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.327059][ T32] r4:e05e1dc0 [ 1336.327078][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.327201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.327234][ T32] r4:00000000 [ 1336.327374][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.327467][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.327493][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.327550][ T32] r5:00001000 r4:eced5000 [ 1336.327637][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.327687][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.327731][ T32] r5:85c3938c r4:85c39000 [ 1336.327821][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.327878][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.327927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.328379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1336.329024][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.329629][ T32] r5:00001000 r4:eafc7000 ** 3 printk messages dropped ** [ 1336.329752][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1336.330913][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.331402][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.331429][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.331454][ T32] r5:80000013 r4:80239bb0 [ 1336.331474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.331515][ T32] r4:82ac11e4 [ 1336.331552][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.331626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.331654][ T32] r4:e05e1dc0 [ 1336.331675][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.331717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.331747][ T32] r4:00000000 [ 1336.331793][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.331853][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.331884][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.331958][ T32] r5:00001000 r4:eced5000 [ 1336.331984][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.332025][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.332068][ T32] r5:85c3938c r4:85c39000 [ 1336.332092][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.332140][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.332236][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.354818][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.355378][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 10 printk messages dropped ** [ 1336.356138][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1336.356856][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.357099][ T32] r5:00001000 r4:eb011000 ** 3 printk messages dropped ** [ 1336.357259][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.357306][ T32] r7:dddced80 r6:83018000 r5:8538cb8c r4:84ab9080 [ 1336.357327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.357372][ T32] r10:61c88647 r9:85326000 r8:84ab90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.357398][ T32] r4:84ab9080 [ 1336.357444][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.357492][ T32] r10:00000000 r9:84ab9080 r8:8027f5e8 r7:eb291e60 r6:84acd480 r5:85326000 [ 1336.357566][ T32] r4:00000001 [ 1336.357590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.357627][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1336.357655][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.358413][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.359001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 16 printk messages dropped ** [ 1336.359876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1336.360560][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1336.361051][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.361317][ T32] r5:00001000 r4:eb02d000 ** 6 printk messages dropped ** [ 1336.361565][ T32] r10:61c88647 r9:85325400 r8:84ab91ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1336.386574][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 16 printk messages dropped ** [ 1336.387618][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 17 printk messages dropped ** [ 1336.389200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1336.390424][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.391358][ T32] r5:00001000 r4:eb061000 ** 7 printk messages dropped ** [ 1336.391753][ T32] r4:84ab9280 ** 9 printk messages dropped ** [ 1336.392125][ T32] r4:84ac46c0 ** 6 printk messages dropped ** [ 1336.410288][ T32] r4:00000000 [ 1336.410339][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.410424][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.410588][ T32] 1d20: bae30000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.410661][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.410718][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.410772][ T32] r5:80000013 r4:80239bb0 [ 1336.410820][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.410958][ T32] r4:82ac11e4 [ 1336.410997][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.411042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.411066][ T32] r4:e05e1dc0 [ 1336.411110][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.411158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.411210][ T32] r4:00000000 [ 1336.411234][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.411309][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.411334][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.411378][ T32] r5:00001000 r4:eced5000 [ 1336.411411][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.411454][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.411496][ T32] r5:85c3938c r4:85c39000 [ 1336.411516][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.411561][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.411581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.411657][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.411685][ T32] r4:846ded00 [ 1336.411718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.411766][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.411822][ T32] r4:00000001 [ 1336.411862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.411899][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.411927][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.412169][ T32] INFO: task kworker/0:407:4726 blocked for more than 462 seconds. ** 13 printk messages dropped ** [ 1336.423321][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.423687][ T32] r5:00001000 r4:eb07d000 [ 1336.423707][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.424043][ T32] r4:84ab9300 ** 11 printk messages dropped ** [ 1336.424912][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1336.426065][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1336.426784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1336.427462][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 ** 9 printk messages dropped ** [ 1336.427888][ T32] r5:00001000 r4:eb091000 ** 7 printk messages dropped ** [ 1336.428254][ T32] r4:84ab9380 ** 11 printk messages dropped ** [ 1336.429423][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1336.430090][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.430144][ T32] r4:00000000 [ 1336.430208][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.430297][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.430365][ T32] 1d20: bb1bb000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.430428][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.430508][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.430571][ T32] r5:80000013 r4:80239bb0 [ 1336.430621][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.430671][ T32] r4:82ac11e4 [ 1336.430725][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.430776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.430805][ T32] r4:e05e1dc0 [ 1336.430865][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.430921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.430946][ T32] r4:00000000 [ 1336.430990][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.431040][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.431065][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.431112][ T32] r5:00001000 r4:eced5000 [ 1336.431133][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.431203][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.431250][ T32] r5:85c3938c r4:85c39000 [ 1336.431272][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.431320][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.431343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.431421][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.431448][ T32] r4:846ded00 [ 1336.431469][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.431548][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 5 printk messages dropped ** [ 1336.431942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1336.458760][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1336.459495][ T32] r5:8538db8c r4:8538d800 ** 11 printk messages dropped ** [ 1336.459891][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.461044][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1336.461737][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1336.475324][ T32] task:kworker/0:410 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.476507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1336.476565][ T32] r4:00000000 [ 1336.476588][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.476645][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.476733][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.476779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac4dc0 [ 1336.476802][ T32] r4:00000000 [ 1336.476856][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.476909][ T32] r9:83018005 r8:8532c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1336.476961][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.477018][ T32] r5:00001000 r4:dfd0f000 [ 1336.477054][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.477100][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.477142][ T32] r5:8538df8c r4:8538dc00 [ 1336.477162][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.477208][ T32] r7:dddced80 r6:83018000 r5:8538df8c r4:84ab9480 [ 1336.477229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.477303][ T32] r10:61c88647 r9:8532c800 r8:84ab94ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.477330][ T32] r4:84ab9480 [ 1336.477352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.477397][ T32] r10:00000000 r9:84ab9480 r8:8027f5e8 r7:eb291e60 r6:84acd780 r5:8532c800 [ 1336.477420][ T32] r4:00000001 [ 1336.477439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.477475][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1336.477533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.477580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.477622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.478326][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.479302][ T32] r4:e05e1dc0 ** 12 printk messages dropped ** [ 1336.480320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1336.480890][ T32] task:kworker/0:411 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.481780][ T32] r5:00001000 r4:dff7b000 ** 3 printk messages dropped ** [ 1336.481934][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1336.498058][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.498944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 18 printk messages dropped ** [ 1336.499862][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.500259][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1336.501202][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1336.501916][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1336.519634][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.519740][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.519792][ T32] Call trace: [ 1336.519825][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.519883][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.519907][ T32] r4:00000000 [ 1336.519953][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.519995][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.520024][ T32] 1d20: bc529000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.520052][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.520108][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.520165][ T32] r5:80000013 r4:80239bb0 [ 1336.520188][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.520232][ T32] r4:82ac11e4 [ 1336.520252][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.520294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.520365][ T32] r4:e05e1dc0 [ 1336.520389][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.520431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.520453][ T32] r4:00000000 [ 1336.520473][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.520518][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.520539][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.520603][ T32] r5:00001000 r4:eced5000 [ 1336.520628][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.520700][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.520746][ T32] r5:85c3938c r4:85c39000 [ 1336.520768][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.520873][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.520900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.520948][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.520985][ T32] r4:846ded00 [ 1336.521046][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.521094][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.521117][ T32] r4:00000001 [ 1336.521137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.521172][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.521231][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.521539][ T32] task:kworker/0:413 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.541860][ T32] r5:00001000 r4:e06c5000 [ 1336.541914][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.542036][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.542238][ T32] r5:8538eb8c r4:8538e800 [ 1336.553302][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.553484][ T32] r7:dddced80 r6:83018000 r5:8538eb8c r4:84ab9600 [ 1336.553545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.553660][ T32] r10:61c88647 r9:8532d400 r8:84ab962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.553721][ T32] r4:84ab9600 [ 1336.553811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.554189][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) ** 7 printk messages dropped ** [ 1336.555730][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.556972][ T32] r4:82ac11e4 ** 13 printk messages dropped ** [ 1336.558431][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1336.560199][ T32] task:kworker/0:414 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1336.562030][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.587043][ T32] r5:00001000 r4:eaa9d000 ** 7 printk messages dropped ** [ 1336.587810][ T32] r4:84ab9680 ** 10 printk messages dropped ** [ 1336.589558][ T32] INFO: task kworker/0:414:4740 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 15 printk messages dropped ** [ 1336.591284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1336.591334][ T32] r4:e05e1dc0 [ 1336.591412][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.591512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1336.591560][ T32] r4:00000000 [ 1336.591638][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.591741][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1336.591794][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.591935][ T32] r5:00001000 r4:eced5000 [ 1336.591990][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.592115][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.612617][ T32] r5:85c3938c r4:85c39000 [ 1336.612715][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.612874][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.612934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.613036][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.613114][ T32] r4:846ded00 [ 1336.613204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.613378][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.613439][ T32] r4:00000001 [ 1336.613523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.613616][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.613710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.613817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.613898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.613993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.614055][ T32] r4:84a7ddc0 [ 1336.614112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.614197][ T32] INFO: task kworker/0:415:4742 blocked for more than 463 seconds. [ 1336.614275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.614367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.614429][ T32] task:kworker/0:415 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.614547][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.614875][ T32] r10:829188dc r9:eb211d84 r8:00000002 r7:60000113 r6:eb211d8c r5:8532ec00 ** 13 printk messages dropped ** [ 1336.616121][ T32] r9:83018005 r8:8532ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 2 printk messages dropped ** [ 1336.616313][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1336.617941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.620404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1336.650581][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 17 printk messages dropped ** [ 1336.657468][ T32] r4:85330000 ** 2 printk messages dropped ** [ 1336.657697][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.657790][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.657902][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1336.658051][ T32] r4:00000000 [ 1336.658109][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.658194][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.658285][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.658377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852323c0 [ 1336.658428][ T32] r4:00000000 [ 1336.658475][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.658595][ T32] r9:83018005 r8:85330000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.658710][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.658843][ T32] r5:00001000 r4:eaa59000 [ 1336.658899][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.658985][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.659074][ T32] r5:8538f78c r4:8538f400 [ 1336.659125][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.659225][ T32] r7:dddced80 r6:83018000 r5:8538f78c r4:84ab9700 [ 1336.659291][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.659428][ T32] r10:61c88647 r9:85330000 r8:84ab972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.659486][ T32] r4:84ab9700 [ 1336.659557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.659659][ T32] r10:00000000 r9:84ab9700 r8:8027f5e8 r7:eb1ede60 r6:84acda80 r5:85330000 [ 1336.659710][ T32] r4:00000001 [ 1336.659757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1336.660154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1336.676564][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1336.677637][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1336.679175][ T32] INFO: task kworker/1:391:4747 blocked for more than 463 seconds. ** 15 printk messages dropped ** [ 1336.680558][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1336.681199][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1336.703540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1336.705884][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1336.706858][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1336.708141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.708592][ T32] task:kworker/0:417 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.708686][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.708777][ T32] Call trace: [ 1336.708906][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.709002][ T32] r10:829188dc r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:85333000 [ 1336.709060][ T32] r4:85333000 [ 1336.709128][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.709225][ T32] r5:85333000 r4:829188d8 [ 1336.709273][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.709352][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.709445][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1336.709496][ T32] r4:00000000 [ 1336.709543][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.709625][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.709737][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.709855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85232900 [ 1336.709911][ T32] r4:00000000 [ 1336.710050][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.710146][ T32] r9:83018005 r8:85333000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1336.710206][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.710319][ T32] r5:00001000 r4:eab29000 [ 1336.710399][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.710519][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.710621][ T32] r5:85390b8c r4:85390800 [ 1336.710671][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.710771][ T32] r7:dddced80 r6:83018000 r5:85390b8c r4:84ab9780 [ 1336.710827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.710944][ T32] r10:61c88647 r9:85333000 r8:84ab97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.711002][ T32] r4:84ab9780 [ 1336.711050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.711165][ T32] r10:00000000 r9:84ab9780 r8:8027f5e8 r7:eb1ede60 r6:84acdc00 r5:85333000 [ 1336.711221][ T32] r4:00000001 [ 1336.711268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.711363][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1336.711427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.711495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.737177][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 18 printk messages dropped ** [ 1336.738611][ T32] r5:00001000 r4:eced5000 ** 9 printk messages dropped ** [ 1336.739541][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 13 printk messages dropped ** [ 1336.740661][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.742072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85232500 ** 7 printk messages dropped ** [ 1336.766913][ T32] r5:8539038c r4:85390000 ** 6 printk messages dropped ** [ 1336.767590][ T32] r10:00000000 r9:84ab9800 r8:8027f5e8 r7:eb2e5e60 r6:84acdc80 r5:85331800 [ 1336.767649][ T32] r4:00000001 [ 1336.767698][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.767811][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1336.767917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.768006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.768075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.768142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.768196][ T32] r4:852324c0 [ 1336.769125][ T32] INFO: task kworker/0:418:4751 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1336.769255][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.769466][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.769598][ T32] Call trace: [ 1336.769680][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1336.769792][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1336.769861][ T32] r4:00000000 [ 1336.769934][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.770068][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1336.770139][ T32] 1d20: bdb3d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1336.770206][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1336.770304][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.770368][ T32] r5:80000013 r4:80239bb0 [ 1336.770416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1336.770654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 16 printk messages dropped ** [ 1336.772100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1336.794396][ T32] task:kworker/0:419 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1336.797987][ T32] r9:83018005 r8:85332400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1336.798281][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.798377][ T32] r5:00001000 r4:eab01000 [ 1336.798429][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.798515][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.799093][ T32] r5:8539078c r4:85390400 [ 1336.799562][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.799680][ T32] r7:dddced80 r6:83018000 r5:8539078c r4:84ab9880 [ 1336.799835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.800128][ T32] r10:61c88647 r9:85332400 r8:84ab98ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.800362][ T32] r4:84ab9880 [ 1336.800869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.800972][ T32] r10:00000000 r9:84ab9880 r8:8027f5e8 r7:eb2e5e60 r6:84acdd00 r5:85332400 [ 1336.801165][ T32] r4:00000001 [ 1336.801216][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.801510][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1336.801886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.802002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.802276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.843526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1336.846001][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 13 printk messages dropped ** [ 1336.848850][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 16 printk messages dropped ** [ 1336.851048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.877544][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.878734][ T32] r5:00001000 r4:ead93000 ** 7 printk messages dropped ** [ 1336.879441][ T32] r4:84ab9a00 ** 10 printk messages dropped ** [ 1336.881147][ T32] INFO: task kworker/0:420:4755 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 15 printk messages dropped ** [ 1336.901222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 12 printk messages dropped ** [ 1336.913563][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1336.913606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.913693][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.913759][ T32] r4:846ded00 [ 1336.913818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.913910][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1336.913955][ T32] r4:00000001 [ 1336.914053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.914140][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1336.914218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.914317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.914423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.914501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.914548][ T32] r4:84a7ddc0 [ 1336.914595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.914668][ T32] INFO: task kworker/0:421:4757 blocked for more than 463 seconds. [ 1336.914746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.914797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.914840][ T32] task:kworker/0:421 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.914950][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.915040][ T32] Call trace: [ 1336.915118][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.915218][ T32] r10:829188dc r9:eb2edd84 r8:00000002 r7:60000013 r6:eb2edd8c r5:8483c800 [ 1336.915270][ T32] r4:8483c800 [ 1336.915311][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.915415][ T32] r5:8483c800 r4:829188d8 [ 1336.915479][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.915560][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.915673][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 ** 9 printk messages dropped ** [ 1336.916335][ T32] r5:00001000 r4:eac27000 [ 1336.916377][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.916658][ T32] r7:dddced80 r6:83018000 r5:851ff38c r4:84ab9900 ** 13 printk messages dropped ** [ 1336.918364][ T32] INFO: task kworker/0:421:4757 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 18 printk messages dropped ** [ 1336.920050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 15 printk messages dropped ** [ 1336.921356][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1336.922072][ T32] task:kworker/1:392 state:D stack:0 pid:4760 tgid:4760 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.953418][ T32] r5:00001000 r4:e08fd000 [ 1336.953444][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.954041][ T32] r10:00000000 r9:84acde00 r8:8027f5e8 r7:eb081e60 r6:84ab9980 r5:8483ec00 ** 17 printk messages dropped ** [ 1336.956528][ T32] 1d20: bea16000 ece39000 00000001 80239b98 7f159000 00000001 ** 16 printk messages dropped ** [ 1336.957542][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1336.958467][ T32] INFO: task kworker/1:393:4761 blocked for more than 463 seconds. ** 2 printk messages dropped ** [ 1336.958636][ T32] task:kworker/1:393 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.958807][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.958898][ T32] Call trace: [ 1336.958991][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1336.959093][ T32] r10:829188dc r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:8483bc00 [ 1336.959144][ T32] r4:8483bc00 [ 1336.959234][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1336.959334][ T32] r5:8483bc00 r4:829188d8 [ 1336.959382][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.959471][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.959592][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1336.959650][ T32] r4:00000000 [ 1336.959711][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1336.959813][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.959894][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.960006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c14c0 [ 1336.960058][ T32] r4:00000000 [ 1336.960110][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.960212][ T32] r9:83018205 r8:8483bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1336.960262][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.960369][ T32] r5:00001000 r4:eac03000 [ 1336.960418][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.960503][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.960597][ T32] r5:851fef8c r4:851fec00 [ 1336.960650][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.960771][ T32] r7:ddde2d80 r6:83018200 r5:851fef8c r4:84acde80 [ 1336.960852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.960978][ T32] r10:61c88647 r9:8483bc00 r8:84acdeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.961036][ T32] r4:84acde80 [ 1336.961099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.961196][ T32] r10:00000000 r9:84acde80 r8:8027f5e8 r7:eb14de60 r6:84ab9b00 r5:8483bc00 [ 1336.961263][ T32] r4:00000001 [ 1336.961309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.961380][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1336.961440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.961508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.961619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.996248][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 13 printk messages dropped ** [ 1336.996754][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 13 printk messages dropped ** [ 1336.997430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1336.998389][ T32] r4:8483b000 ** 8 printk messages dropped ** [ 1336.998827][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.999193][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1336.999827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.000972][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 15 printk messages dropped ** [ 1337.001884][ T32] r5:85c3938c r4:85c39000 [ 1337.001936][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.002071][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.002202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.009020][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.009068][ T32] r4:846ded00 [ 1337.009121][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.009253][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.009283][ T32] r4:00000001 [ 1337.009358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.009402][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.009433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.009540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.009652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.009741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.009769][ T32] r4:84a7ddc0 [ 1337.009795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.009827][ T32] INFO: task kworker/0:422:4765 blocked for more than 463 seconds. [ 1337.009892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.009921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.009945][ T32] task:kworker/0:422 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.010055][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.010136][ T32] Call trace: [ 1337.010203][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.010270][ T32] r10:829188dc r9:eb309d84 r8:00000002 r7:60000113 r6:eb309d8c r5:8483d400 [ 1337.010327][ T32] r4:8483d400 [ 1337.010383][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.010428][ T32] r5:8483d400 r4:829188d8 ** 3 printk messages dropped ** [ 1337.010557][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.010866][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.010968][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1337.011597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1337.026078][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1337.026574][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1337.027141][ T32] r4:84a7ddc0 ** 9 printk messages dropped ** [ 1337.027608][ T32] r4:8483a400 ** 8 printk messages dropped ** [ 1337.028047][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.028339][ T32] r5:00001000 r4:eaecf000 ** 8 printk messages dropped ** [ 1337.028801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1337.030003][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 11 printk messages dropped ** [ 1337.030598][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.031128][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.031155][ T32] r4:846ded00 [ 1337.031181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.031229][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.031251][ T32] r4:00000001 [ 1337.031323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.031363][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.031391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.031420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.031447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.031476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.031543][ T32] r4:84a7ddc0 [ 1337.031578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.031633][ T32] INFO: task kworker/0:423:4769 blocked for more than 463 seconds. [ 1337.031665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.031689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.031709][ T32] task:kworker/0:423 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.031753][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.031827][ T32] Call trace: [ 1337.031888][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.031939][ T32] r10:829188dc r9:eb315d84 r8:00000002 r7:60000013 r6:eb315d8c r5:84839800 [ 1337.031962][ T32] r4:84839800 [ 1337.032012][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.032066][ T32] r5:84839800 r4:829188d8 [ 1337.032090][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.032217][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.047370][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1337.047447][ T32] r4:00000000 [ 1337.047482][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.047542][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.047595][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.047676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236080 [ 1337.047703][ T32] r4:00000000 [ 1337.047725][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.047793][ T32] r9:83018005 r8:84839800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1337.047842][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.047896][ T32] r5:00001000 r4:eadad000 [ 1337.047917][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.047999][ T32] r5:8539178c r4:85391400 ** 9 printk messages dropped ** [ 1337.048574][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) ** 10 printk messages dropped ** [ 1337.049941][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 17 printk messages dropped ** [ 1337.050750][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1337.051371][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 14 printk messages dropped ** [ 1337.052100][ T32] r4:8483e000 ** 2 printk messages dropped ** [ 1337.070213][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.070337][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.070409][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1337.070437][ T32] r4:00000000 [ 1337.070458][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.070523][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.070569][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.070613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236580 [ 1337.070635][ T32] r4:00000000 [ 1337.070655][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.070702][ T32] r9:83018005 r8:8483e000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.070751][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.070856][ T32] r5:00001000 r4:eb0b1000 [ 1337.070943][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.070988][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.071030][ T32] r5:8539138c r4:85391000 [ 1337.071052][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.071111][ T32] r7:dddced80 r6:83018000 r5:8539138c r4:84ab9e00 [ 1337.071137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.071183][ T32] r10:61c88647 r9:8483e000 r8:84ab9e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.071206][ T32] r4:84ab9e00 [ 1337.071226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.071271][ T32] r10:00000000 r9:84ab9e00 r8:8027f5e8 r7:eb309e60 r6:84ab9f80 r5:8483e000 [ 1337.071294][ T32] r4:00000001 [ 1337.071313][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.072226][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.077935][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1337.078455][ T32] r5:00001000 r4:eced5000 ** 9 printk messages dropped ** [ 1337.079051][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 14 printk messages dropped ** [ 1337.079667][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.080024][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1337.080046][ T32] r4:00000000 [ 1337.080065][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.080240][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.080287][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.080330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1a00 [ 1337.080352][ T32] r4:00000000 [ 1337.080397][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.080447][ T32] r9:83018205 r8:852f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1337.080497][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.080544][ T32] r5:00001000 r4:eaedf000 [ 1337.080565][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.080657][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.080710][ T32] r5:851ffb8c r4:851ff800 ** 3 printk messages dropped ** [ 1337.080845][ T32] r10:61c88647 r9:852f0c00 r8:852c222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1337.082197][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 16 printk messages dropped ** [ 1337.096425][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 17 printk messages dropped ** [ 1337.097155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1337.098073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 ** 9 printk messages dropped ** [ 1337.098687][ T32] r5:00001000 r4:e00a5000 ** 5 printk messages dropped ** [ 1337.098903][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1337.100262][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1337.100688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 15 printk messages dropped ** [ 1337.101667][ T32] r4:846ded00 ** 11 printk messages dropped ** [ 1337.122799][ T32] INFO: task kworker/0:425:4777 blocked for more than 463 seconds. [ 1337.122847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.122876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.122915][ T32] task:kworker/0:425 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.123070][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.123139][ T32] Call trace: [ 1337.123174][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.123281][ T32] r10:829188dc r9:eb329d84 r8:00000002 r7:60000013 r6:eb329d8c r5:849f6c00 [ 1337.123334][ T32] r4:849f6c00 [ 1337.123376][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.123452][ T32] r5:849f6c00 r4:829188d8 [ 1337.123494][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.123568][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.123648][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1337.123694][ T32] r4:00000000 [ 1337.123732][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.123804][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.123913][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.124002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85236840 [ 1337.124062][ T32] r4:00000000 [ 1337.124114][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.124208][ T32] r9:83018005 r8:849f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1337.124253][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.124368][ T32] r5:00001000 r4:eb0ed000 [ 1337.124448][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.124497][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.124541][ T32] r5:85391b8c r4:85391800 [ 1337.124587][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.124640][ T32] r7:dddced80 r6:83018000 r5:85391b8c r4:85228000 [ 1337.124674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.124724][ T32] r10:61c88647 r9:849f6c00 r8:8522802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.124802][ T32] r4:85228000 [ 1337.124831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.124887][ T32] r10:00000000 r9:85228000 r8:8027f5e8 r7:eb309e60 r6:85228080 r5:849f6c00 ** 3 printk messages dropped ** [ 1337.125281][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1337.126719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1337.127655][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1337.128189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1337.128778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229e40 ** 9 printk messages dropped ** [ 1337.129419][ T32] r7:dddced80 r6:83018000 r5:8539238c r4:85228180 ** 12 printk messages dropped ** [ 1337.129994][ T32] r4:85236900 ** 9 printk messages dropped ** [ 1337.130982][ T32] 1d20: bfdcd000 ece39000 00000001 80239b98 7f159000 00000001 ** 17 printk messages dropped ** [ 1337.132198][ T32] r5:85c3938c r4:85c39000 ** 8 printk messages dropped ** [ 1337.155326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1337.156456][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1337.157765][ T32] r5:00001000 r4:e0829000 [ 1337.157842][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.157941][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.158014][ T32] r5:85393f8c r4:85393c00 [ 1337.158067][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.158147][ T32] r7:dddced80 r6:83018000 r5:85393f8c r4:85228280 [ 1337.158199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.158276][ T32] r10:61c88647 r9:85429800 r8:852282ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.158339][ T32] r4:85228280 [ 1337.158396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.158451][ T32] r10:00000000 r9:85228280 r8:8027f5e8 r7:eb32de60 r6:85228380 r5:85429800 [ 1337.158495][ T32] r4:00000001 [ 1337.158518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.158579][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1337.158621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.158660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.158698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.158742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.158770][ T32] r4:85236980 [ 1337.159266][ T32] INFO: task kworker/0:427:4782 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.159335][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.159469][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.159610][ T32] Call trace: [ 1337.159669][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.159725][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.159778][ T32] r4:00000000 [ 1337.159810][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.159859][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.159917][ T32] 1d20: c006f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.159980][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.160037][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.160066][ T32] r5:80000013 r4:80239bb0 [ 1337.160112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.160156][ T32] r4:82ac11e4 [ 1337.160202][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.160261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.160286][ T32] r4:e05e1dc0 [ 1337.160361][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.160408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.160431][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.160550][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1337.160977][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.161200][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 9 printk messages dropped ** [ 1337.161778][ T32] task:kworker/1:398 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1337.180767][ T32] r5:00001000 r4:e0183000 [ 1337.180793][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.180840][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.180885][ T32] r5:8471338c r4:84713000 [ 1337.180905][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.180952][ T32] r7:ddde2d80 r6:83018200 r5:8471338c r4:852c2280 [ 1337.181001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.181052][ T32] r10:61c88647 r9:8542a400 r8:852c22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.181125][ T32] r4:852c2280 [ 1337.181149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.181196][ T32] r10:00000000 r9:852c2280 r8:8027f5e8 r7:eb14de60 r6:85228300 r5:8542a400 [ 1337.181219][ T32] r4:00000001 [ 1337.181344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.181388][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1337.181467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.181502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.181588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.181623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.181704][ T32] r4:852c1d80 [ 1337.195234][ T32] INFO: task kworker/1:398:4785 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.195354][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.195433][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.195641][ T32] Call trace: [ 1337.195682][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.195740][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.195774][ T32] r4:00000000 [ 1337.195807][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.195860][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.195890][ T32] 1d20: c0625000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.195921][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.195947][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.195972][ T32] r5:80000013 r4:80239bb0 [ 1337.195993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.196036][ T32] r4:82ac11e4 [ 1337.196056][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1337.196545][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1337.196799][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.197060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.197221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.197510][ T32] r5:8542b000 r4:829188d8 ** 6 printk messages dropped ** [ 1337.197749][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.198044][ T32] r5:00001000 r4:e059f000 [ 1337.198064][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.198429][ T32] r7:ddde2d80 r6:83018200 r5:851fbf8c r4:852c2300 ** 5 printk messages dropped ** [ 1337.198732][ T32] r4:00000001 [ 1337.198751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.198857][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1337.198890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.198919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.198945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.199062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.199102][ T32] r4:852c1880 [ 1337.199583][ T32] INFO: task kworker/1:399:4787 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.199645][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.199710][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.199757][ T32] Call trace: [ 1337.199787][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.199865][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.199981][ T32] r4:00000000 [ 1337.200006][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.200045][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.200091][ T32] 1d20: c0625000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.200184][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.200214][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.200286][ T32] r5:80000013 r4:80239bb0 [ 1337.200310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.200393][ T32] r4:82ac11e4 [ 1337.200452][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.200525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 14 printk messages dropped ** [ 1337.201736][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1337.214036][ T32] Call trace: ** 11 printk messages dropped ** [ 1337.214768][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.215055][ T32] r5:00001000 r4:eb0e5000 [ 1337.215076][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.215128][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.215175][ T32] r5:8539278c r4:85392400 [ 1337.215196][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.215243][ T32] r7:dddced80 r6:83018000 r5:8539278c r4:85228480 [ 1337.215263][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.215308][ T32] r10:61c88647 r9:8542bc00 r8:852284ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.215649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.216524][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1337.216923][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.217104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1337.218039][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 7 printk messages dropped ** [ 1337.218579][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1337.218806][ T32] INFO: task kworker/1:400:4790 blocked for more than 463 seconds. ** 8 printk messages dropped ** [ 1337.219243][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1337.219554][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.220162][ T32] r5:00001000 r4:e07a9000 ** 2 printk messages dropped ** [ 1337.220666][ T32] r5:8547038c r4:85470000 ** 2 printk messages dropped ** [ 1337.220756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.221382][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1337.221410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.221439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.221554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.221588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.221613][ T32] r4:852c19c0 [ 1337.221939][ T32] INFO: task kworker/1:400:4790 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.221995][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.252677][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.252855][ T32] Call trace: [ 1337.252979][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.253042][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.253082][ T32] r4:00000000 [ 1337.253160][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.253220][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.253255][ T32] 1d20: c0b69000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.253287][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.253399][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.253429][ T32] r5:80000013 r4:80239bb0 [ 1337.253450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.253494][ T32] r4:82ac11e4 [ 1337.253540][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.253587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.253611][ T32] r4:e05e1dc0 [ 1337.253715][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.253762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.253812][ T32] r4:00000000 [ 1337.253842][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.253892][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.253962][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.254037][ T32] r5:00001000 r4:eced5000 [ 1337.254059][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.254148][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.254197][ T32] r5:85c3938c r4:85c39000 [ 1337.254219][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.254265][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.254287][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.254384][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.254493][ T32] r4:846ded00 [ 1337.254528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.254579][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.254602][ T32] r4:00000001 [ 1337.254622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.254685][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.254744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.254777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.254805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.254833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.254862][ T32] r4:84a7ddc0 [ 1337.254912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.254948][ T32] INFO: task kworker/1:401:4792 blocked for more than 463 seconds. [ 1337.255011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.255040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.255063][ T32] task:kworker/1:401 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.255141][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.255190][ T32] Call trace: [ 1337.255299][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.255345][ T32] r10:829188dc r9:eb24dd84 r8:00000002 r7:60000013 r6:eb24dd8c r5:8542d400 [ 1337.255402][ T32] r4:8542d400 [ 1337.255460][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.255530][ T32] r5:8542d400 r4:829188d8 [ 1337.255555][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.255827][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.256084][ T32] r5:00001000 r4:eaded000 [ 1337.256111][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.256239][ T32] r5:8547078c r4:85470400 ** 2 printk messages dropped ** [ 1337.256466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.256789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.257519][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.257963][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1337.258219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1337.258708][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.258984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.259012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.259034][ T32] r4:84a7ddc0 [ 1337.259080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.259124][ T32] INFO: task kworker/1:402:4794 blocked for more than 463 seconds. [ 1337.259156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.259193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.259219][ T32] task:kworker/1:402 state:D stack:0 pid:4794 tgid:4794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.259294][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.259394][ T32] Call trace: [ 1337.259430][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.259529][ T32] r10:829188dc r9:eb29dd84 r8:00000002 r7:60000113 r6:eb29dd8c r5:8542e000 [ 1337.259583][ T32] r4:8542e000 [ 1337.259636][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.259680][ T32] r5:8542e000 r4:829188d8 [ 1337.259727][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.259799][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.259854][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1337.259905][ T32] r4:00000000 [ 1337.259929][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.259968][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.260004][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.260044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8499a5c0 [ 1337.260066][ T32] r4:00000000 [ 1337.260086][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.260128][ T32] r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1337.260200][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.260246][ T32] r5:00001000 r4:e8989000 [ 1337.260267][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.260311][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.260353][ T32] r5:85470f8c r4:85470c00 [ 1337.260372][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.260435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.260478][ T32] r10:61c88647 r9:8542e000 r8:852c252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.260527][ T32] r4:852c2500 [ 1337.260550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.260595][ T32] r10:00000000 r9:852c2500 r8:8027f5e8 r7:eb24de60 r6:85228680 r5:8542e000 [ 1337.260643][ T32] r4:00000001 [ 1337.260680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.260720][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1337.260773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.260840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.260879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.260936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.260967][ T32] r4:852c1580 [ 1337.261266][ T32] INFO: task kworker/1:402:4794 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.261299][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.261356][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.261454][ T32] Call trace: [ 1337.261493][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.261544][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 7 printk messages dropped ** [ 1337.261901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.285944][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1337.286789][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.287214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.287542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.288862][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.289324][ T32] r5:00001000 r4:eac95000 [ 1337.289343][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.289380][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1337.289699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.290173][ T32] r4:852c19c0 ** 4 printk messages dropped ** [ 1337.290967][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1337.291460][ T32] 1d20: c1092000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.291519][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.291548][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.291575][ T32] r5:80000013 r4:80239bb0 [ 1337.291595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.291662][ T32] r4:82ac11e4 [ 1337.291686][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.291729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.291751][ T32] r4:e05e1dc0 [ 1337.291770][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.291824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.291865][ T32] r4:00000000 [ 1337.291888][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.291960][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.291986][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.292031][ T32] r5:00001000 r4:eced5000 [ 1337.292182][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.315735][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.315882][ T32] r5:85c3938c r4:85c39000 [ 1337.315913][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.315984][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.316035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.316090][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.316114][ T32] r4:846ded00 [ 1337.316133][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.316340][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.316368][ T32] r4:00000001 [ 1337.316390][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.316429][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.316459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.316546][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.316673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.316752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.316780][ T32] r4:84a7ddc0 [ 1337.316805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.316847][ T32] INFO: task kworker/1:404:4798 blocked for more than 463 seconds. [ 1337.316882][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.316935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.316964][ T32] task:kworker/1:404 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.317063][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.317111][ T32] Call trace: [ 1337.317189][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.317269][ T32] r10:829188dc r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:85428000 [ 1337.317297][ T32] r4:85428000 [ 1337.317318][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.317409][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.318041][ T32] r5:00001000 r4:eacd5000 [ 1337.318181][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.318226][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.318354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.318839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.319692][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.320171][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.320621][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1337.321043][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.321351][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.321768][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.322203][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.330210][ T32] r9:83018205 r8:84838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 1 printk messages dropped ** [ 1337.330324][ T32] r5:00001000 r4:eadc9000 ** 2 printk messages dropped ** [ 1337.330426][ T32] r5:85471b8c r4:85471800 ** 1 printk messages dropped ** [ 1337.330492][ T32] r7:ddde2d80 r6:83018200 r5:85471b8c r4:852c2380 [ 1337.330513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.330557][ T32] r10:61c88647 r9:84838c00 r8:852c23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.330581][ T32] r4:852c2380 [ 1337.330613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.330662][ T32] r10:00000000 r9:852c2380 r8:8027f5e8 r7:eb24de60 r6:85228800 r5:84838c00 [ 1337.330687][ T32] r4:00000001 [ 1337.330706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.330742][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1337.330771][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.330828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.330896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.330930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.330953][ T32] r4:85234480 [ 1337.331439][ T32] INFO: task kworker/1:405:4800 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.331488][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.331610][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.331662][ T32] Call trace: [ 1337.331695][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.331743][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.331766][ T32] r4:00000000 [ 1337.331786][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.331841][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.331874][ T32] 1d20: c13e5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.331904][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.331929][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.332009][ T32] r5:80000013 r4:80239bb0 [ 1337.332033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.332074][ T32] r4:82ac11e4 [ 1337.332096][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.332227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.347279][ T32] r4:e05e1dc0 [ 1337.347341][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.347457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.347514][ T32] r4:00000000 [ 1337.347540][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.347589][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.347665][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.347717][ T32] r5:00001000 r4:eced5000 [ 1337.347765][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.347807][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.347857][ T32] r5:85c3938c r4:85c39000 [ 1337.347936][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.348020][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.348131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.348184][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.348207][ T32] r4:846ded00 [ 1337.348242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.348319][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.348372][ T32] r4:00000001 [ 1337.348452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.348494][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.348528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.348558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.348735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.348769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1337.348940][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.349271][ T32] r4:84870000 ** 4 printk messages dropped ** [ 1337.349470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 ** 9 printk messages dropped ** [ 1337.349889][ T32] r5:00001000 r4:eae79000 [ 1337.349910][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.349949][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1337.350196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.350545][ T32] r4:85234500 ** 4 printk messages dropped ** [ 1337.351508][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1337.352048][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.365332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1337.366074][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.366888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.367846][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.368250][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.368293][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.368339][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1337.368363][ T32] r4:00000000 [ 1337.368441][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.368485][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.368556][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.368657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85234800 [ 1337.368789][ T32] r4:00000000 [ 1337.368815][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.368899][ T32] r9:83018205 r8:84870c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1337.369018][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.369094][ T32] r5:00001000 r4:eae5b000 [ 1337.369121][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.369162][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.369205][ T32] r5:8547238c r4:85472000 [ 1337.369226][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.369270][ T32] r7:ddde2d80 r6:83018200 r5:8547238c r4:852c2780 [ 1337.369318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.369425][ T32] r10:61c88647 r9:84870c00 r8:852c27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.369528][ T32] r4:852c2780 [ 1337.369645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.369693][ T32] r10:00000000 r9:852c2780 r8:8027f5e8 r7:eb339e60 r6:85228900 r5:84870c00 [ 1337.369761][ T32] r4:00000001 [ 1337.369786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.369824][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1337.369865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.369949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.370038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.370136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.370194][ T32] r4:852340c0 [ 1337.370682][ T32] INFO: task kworker/1:407:4804 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.370810][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.370973][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.371027][ T32] Call trace: [ 1337.371196][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.371327][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.371358][ T32] r4:00000000 [ 1337.371381][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.371493][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.371528][ T32] 1d20: c185f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.371560][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.371587][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.371613][ T32] r5:80000013 r4:80239bb0 [ 1337.371634][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.371718][ T32] r4:82ac11e4 [ 1337.371748][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.371862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 7 printk messages dropped ** [ 1337.392926][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1337.393257][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.393646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1337.394178][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.394623][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.394946][ T32] r5:00001000 r4:eaf53000 [ 1337.395002][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.395209][ T32] r7:ddde2d80 r6:83018200 r5:85472f8c r4:852c2800 ** 10 printk messages dropped ** [ 1337.395766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.396966][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.397231][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1337.397998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1337.398594][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.398969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.399358][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.399809][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.400238][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.400295][ T32] r5:00001000 r4:eae9b000 ** 4 printk messages dropped ** [ 1337.400493][ T32] r7:ddde2d80 r6:83018200 r5:85471f8c r4:852c2680 ** 7 printk messages dropped ** [ 1337.400848][ T32] Exception stack(0xeb345fb0 to 0xeb345ff8) ** 7 printk messages dropped ** [ 1337.401584][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.426940][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.427050][ T32] r5:80000013 r4:80239bb0 [ 1337.427082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.427146][ T32] r4:82ac11e4 [ 1337.427167][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.427209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.427232][ T32] r4:e05e1dc0 [ 1337.427252][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.427294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.427343][ T32] r4:00000000 [ 1337.427396][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.427478][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.427504][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.427551][ T32] r5:00001000 r4:eced5000 [ 1337.427582][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.427645][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.427691][ T32] r5:85c3938c r4:85c39000 [ 1337.427760][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.427843][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.427891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.427942][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.427966][ T32] r4:846ded00 [ 1337.427986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.428031][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.428053][ T32] r4:00000001 [ 1337.428072][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.428107][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.428134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.428162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.428188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.428216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.428237][ T32] r4:84a7ddc0 [ 1337.428289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.428353][ T32] INFO: task kworker/1:410:4810 blocked for more than 463 seconds. [ 1337.428429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.428458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.428480][ T32] task:kworker/1:410 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.428559][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.428669][ T32] Call trace: [ 1337.428707][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.428787][ T32] r10:829188dc r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:84873c00 [ 1337.428814][ T32] r4:84873c00 [ 1337.428855][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.428936][ T32] r5:84873c00 r4:829188d8 [ 1337.428996][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.429041][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.429086][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1337.429109][ T32] r4:00000000 [ 1337.429128][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.429165][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.429200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.429239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85234940 [ 1337.429261][ T32] r4:00000000 [ 1337.429281][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.429341][ T32] r9:83018205 r8:84873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1337.429366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.429472][ T32] r5:00001000 r4:eaeb7000 [ 1337.429561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.429604][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.429673][ T32] r5:85472b8c r4:85472800 [ 1337.429696][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.429766][ T32] r7:ddde2d80 r6:83018200 r5:85472b8c r4:852c2900 [ 1337.429792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.429847][ T32] r10:61c88647 r9:84873c00 r8:852c292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.429937][ T32] r4:852c2900 [ 1337.429960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.430034][ T32] r10:00000000 r9:852c2900 r8:8027f5e8 r7:eb341e60 r6:85228a80 r5:84873c00 [ 1337.430058][ T32] r4:00000001 [ 1337.430077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.430113][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1337.430139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.430216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.430248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.430277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.430299][ T32] r4:85234640 [ 1337.430802][ T32] INFO: task kworker/1:410:4810 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.430845][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.430946][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.430992][ T32] Call trace: [ 1337.431024][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.431072][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.431096][ T32] r4:00000000 [ 1337.431182][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.431307][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.431389][ T32] 1d20: c1e7f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.431450][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.431480][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.431506][ T32] r5:80000013 r4:80239bb0 [ 1337.431555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.431610][ T32] r4:82ac11e4 [ 1337.431632][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.431673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.431727][ T32] r4:e05e1dc0 [ 1337.431751][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.431792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.431815][ T32] r4:00000000 [ 1337.431857][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.431906][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.431928][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.431970][ T32] r5:00001000 r4:eced5000 [ 1337.432018][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.448932][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.449339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.449724][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.450054][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.450629][ T32] r5:00001000 r4:eb019000 [ 1337.450651][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.450689][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.451034][ T32] r4:852c2880 ** 5 printk messages dropped ** [ 1337.451221][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.451422][ T32] r4:85234a00 [ 1337.451923][ T32] INFO: task kworker/1:411:4813 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.451959][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.452018][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.452195][ T32] Call trace: [ 1337.462635][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.462720][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.462746][ T32] r4:00000000 [ 1337.462797][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.462854][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.462887][ T32] 1d20: c26d7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.462917][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.462943][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.462968][ T32] r5:80000013 r4:80239bb0 [ 1337.462988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.463031][ T32] r4:82ac11e4 [ 1337.463050][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.463121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.463148][ T32] r4:e05e1dc0 [ 1337.463169][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.463210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.463282][ T32] r4:00000000 [ 1337.463343][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.463397][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.463421][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.463466][ T32] r5:00001000 r4:eced5000 [ 1337.463486][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.463525][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.463567][ T32] r5:85c3938c r4:85c39000 [ 1337.463586][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.463682][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.463708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.463784][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.463811][ T32] r4:846ded00 [ 1337.463912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.463963][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.463986][ T32] r4:00000001 [ 1337.464006][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.464070][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.464101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.464129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.464192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.464383][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.464740][ T32] r4:84876000 ** 3 printk messages dropped ** [ 1337.464951][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.465466][ T32] r9:83018205 r8:84876000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1337.465532][ T32] r5:00001000 r4:eafc9000 [ 1337.465589][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.465662][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.465707][ T32] r5:8547378c r4:85473400 [ 1337.465727][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.465788][ T32] r7:ddde2d80 r6:83018200 r5:8547378c r4:852c2a00 [ 1337.465884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.465935][ T32] r10:61c88647 r9:84876000 r8:852c2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.465958][ T32] r4:852c2a00 [ 1337.466002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.466047][ T32] r10:00000000 r9:852c2a00 r8:8027f5e8 r7:eb359e60 r6:85228b80 r5:84876000 [ 1337.466069][ T32] r4:00000001 [ 1337.466088][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.466121][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 1337.466149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.466177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.466242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.466275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.466297][ T32] r4:85234c40 [ 1337.466855][ T32] INFO: task kworker/1:412:4814 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.466894][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.467034][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.467084][ T32] Call trace: [ 1337.467125][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.467176][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.467201][ T32] r4:00000000 [ 1337.467221][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.467257][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.467314][ T32] 1d20: c26d7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.467435][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.467473][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.467528][ T32] r5:80000013 r4:80239bb0 [ 1337.467552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.467628][ T32] r4:82ac11e4 [ 1337.467652][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.467695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.467778][ T32] r4:e05e1dc0 [ 1337.467815][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.467898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.467925][ T32] r4:00000000 [ 1337.467945][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.467989][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.468010][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.468051][ T32] r5:00001000 r4:eced5000 [ 1337.468070][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.468107][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.468148][ T32] r5:85c3938c r4:85c39000 [ 1337.468170][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.468217][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.468250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.468327][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.468392][ T32] r4:846ded00 [ 1337.468415][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.468487][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.468536][ T32] r4:00000001 [ 1337.468559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.468594][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.468620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.468676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.468707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.468738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.468760][ T32] r4:84a7ddc0 [ 1337.468779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.468807][ T32] INFO: task kworker/1:413:4817 blocked for more than 463 seconds. [ 1337.468886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.468915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.468937][ T32] task:kworker/1:413 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.468981][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.469063][ T32] Call trace: [ 1337.469095][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.469170][ T32] r10:829188dc r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:84875400 [ 1337.469225][ T32] r4:84875400 [ 1337.469250][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.469326][ T32] r5:84875400 r4:829188d8 [ 1337.469361][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.469494][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 ** 8 printk messages dropped ** [ 1337.469880][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.469934][ T32] r5:00001000 r4:eb0c5000 [ 1337.469953][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1337.470144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1337.470597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1337.471401][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1337.471826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1337.493699][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1337.493918][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1337.494152][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.494573][ T32] task:kworker/1:414 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1337.494815][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.494874][ T32] r10:829188dc r9:eb369d84 r8:00000002 r7:60000113 r6:eb369d8c r5:84874800 [ 1337.494898][ T32] r4:84874800 [ 1337.495022][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.495130][ T32] r5:84874800 r4:829188d8 [ 1337.495155][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.495197][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.495241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1337.495274][ T32] r4:00000000 [ 1337.495297][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.495363][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.495406][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.495448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85232580 [ 1337.495470][ T32] r4:00000000 [ 1337.495489][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.495561][ T32] r9:83018205 r8:84874800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.495588][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.495708][ T32] r5:00001000 r4:eb03d000 [ 1337.495788][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.495891][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.495949][ T32] r5:85473f8c r4:85473c00 [ 1337.495969][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.496013][ T32] r7:ddde2d80 r6:83018200 r5:85473f8c r4:852c2a80 [ 1337.496034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.496104][ T32] r10:61c88647 r9:84874800 r8:852c2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.496130][ T32] r4:852c2a80 [ 1337.496150][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.496223][ T32] r10:00000000 r9:852c2a80 r8:8027f5e8 r7:eb365e60 r6:85228c80 r5:84874800 [ 1337.496250][ T32] r4:00000001 [ 1337.496270][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.496304][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1337.496359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.496392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.496420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.496448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.496480][ T32] r4:85234fc0 [ 1337.496975][ T32] INFO: task kworker/1:414:4819 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.497010][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.497183][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.497282][ T32] Call trace: [ 1337.497348][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.497400][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.497424][ T32] r4:00000000 [ 1337.497471][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.497519][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.497549][ T32] 1d20: c2b93000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.497578][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.497641][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.497669][ T32] r5:80000013 r4:80239bb0 [ 1337.497690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1337.497904][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.498228][ T32] r5:85c3938c r4:85c39000 ** 6 printk messages dropped ** [ 1337.498479][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1337.498912][ T32] INFO: task kworker/1:415:4821 blocked for more than 464 seconds. ** 5 printk messages dropped ** [ 1337.499294][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1337.499706][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.499832][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.499882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522e000 [ 1337.499904][ T32] r4:00000000 [ 1337.499925][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.499968][ T32] r9:83018205 r8:85448c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1337.500008][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.500055][ T32] r5:00001000 r4:eb069000 [ 1337.500075][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.500134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.500179][ T32] r5:851faf8c r4:851fac00 [ 1337.500254][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.500343][ T32] r7:ddde2d80 r6:83018200 r5:851faf8c r4:852c2b00 [ 1337.500367][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.500413][ T32] r10:61c88647 r9:85448c00 r8:852c2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.500462][ T32] r4:852c2b00 [ 1337.500486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.500530][ T32] r10:00000000 r9:852c2b00 r8:8027f5e8 r7:eb365e60 r6:85228d00 r5:85448c00 [ 1337.500553][ T32] r4:00000001 [ 1337.500600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.500665][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1337.500695][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.501284][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.501611][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1337.501903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1337.525420][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 7 printk messages dropped ** [ 1337.525818][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1337.526206][ T32] INFO: task kworker/1:416:4822 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1337.526675][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1337.527113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522e380 ** 4 printk messages dropped ** [ 1337.527326][ T32] r5:00001000 r4:eb08d000 ** 3 printk messages dropped ** [ 1337.527484][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.527914][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.528871][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1337.529299][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.529516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.529559][ T32] r4:00000000 [ 1337.529608][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.529680][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.529715][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.529758][ T32] r5:00001000 r4:eced5000 [ 1337.529778][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.529862][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.529911][ T32] r5:85c3938c r4:85c39000 [ 1337.529932][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.530078][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.530104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.530152][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.530175][ T32] r4:846ded00 [ 1337.530194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.530238][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.530335][ T32] r4:00000001 [ 1337.530359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.530395][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.530451][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.530510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.530541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.530570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.530592][ T32] r4:84a7ddc0 [ 1337.530625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.530682][ T32] INFO: task kworker/1:417:4824 blocked for more than 464 seconds. [ 1337.530747][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.530803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.530865][ T32] task:kworker/1:417 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.530918][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.530960][ T32] Call trace: [ 1337.530990][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.531035][ T32] r10:829188dc r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:8544a400 [ 1337.531057][ T32] r4:8544a400 [ 1337.531105][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.531149][ T32] r5:8544a400 r4:829188d8 [ 1337.531211][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.531266][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.531314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1337.531337][ T32] r4:00000000 [ 1337.531376][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.531473][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.531537][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.531586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522ea40 [ 1337.531625][ T32] r4:00000000 [ 1337.531648][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.531693][ T32] r9:83018205 r8:8544a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1337.531714][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.531754][ T32] r5:00001000 r4:eb1c5000 [ 1337.531812][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.531864][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.531908][ T32] r5:8547578c r4:85475400 [ 1337.531928][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.531999][ T32] r7:ddde2d80 r6:83018200 r5:8547578c r4:852c2d00 [ 1337.532054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.532109][ T32] r10:61c88647 r9:8544a400 r8:852c2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.532261][ T32] r4:852c2d00 [ 1337.551568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.551721][ T32] r10:00000000 r9:852c2d00 r8:8027f5e8 r7:eb365e60 r6:85228e00 r5:8544a400 [ 1337.551756][ T32] r4:00000001 [ 1337.551777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1337.551963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.553161][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.553302][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1337.553601][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1337.553817][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1337.554140][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.554227][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 7 printk messages dropped ** [ 1337.554568][ T32] r4:84a7ddc0 ** 3 printk messages dropped ** [ 1337.554710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1337.555269][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 ** 7 printk messages dropped ** [ 1337.555510][ T32] r9:83018205 r8:8544b000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1337.555572][ T32] r5:00001000 r4:eb175000 ** 4 printk messages dropped ** [ 1337.555878][ T32] r7:ddde2d80 r6:83018200 r5:85474f8c r4:852c2c00 ** 5 printk messages dropped ** [ 1337.556197][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.556432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1337.557175][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1337.557526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1337.558058][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1337.558301][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.558327][ T32] r4:846ded00 [ 1337.558347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.558391][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.558414][ T32] r4:00000001 [ 1337.558432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.558480][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.558509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.558603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.558633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.558662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.558712][ T32] r4:84a7ddc0 [ 1337.558737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.558762][ T32] INFO: task kworker/1:419:4829 blocked for more than 464 seconds. [ 1337.558821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.558921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.558948][ T32] task:kworker/1:419 state:D stack:0 pid:4829 tgid:4829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.558996][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.559038][ T32] Call trace: [ 1337.559068][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.559114][ T32] r10:829188dc r9:eb395d84 r8:00000002 r7:60000013 r6:eb395d8c r5:8544bc00 [ 1337.559137][ T32] r4:8544bc00 [ 1337.559157][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.559196][ T32] r5:8544bc00 r4:829188d8 [ 1337.559252][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.559296][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.559371][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1337.559478][ T32] r4:00000000 [ 1337.559578][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.559663][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.559714][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.559756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522e780 [ 1337.559778][ T32] r4:00000000 [ 1337.559799][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.559920][ T32] r9:83018205 r8:8544bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1337.559990][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.560070][ T32] r5:00001000 r4:eb18d000 [ 1337.560139][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.560182][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.560249][ T32] r5:8547438c r4:85474000 [ 1337.560284][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.560358][ T32] r7:ddde2d80 r6:83018200 r5:8547438c r4:852c2e00 [ 1337.560383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.560476][ T32] r10:61c88647 r9:8544bc00 r8:852c2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.560529][ T32] r4:852c2e00 [ 1337.560594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.560642][ T32] r10:00000000 r9:852c2e00 r8:8027f5e8 r7:eb391e60 r6:85228f00 r5:8544bc00 [ 1337.560666][ T32] r4:00000001 [ 1337.560684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.560718][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1337.560745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.560773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.560874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.560909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.560962][ T32] r4:8522e340 [ 1337.561276][ T32] INFO: task kworker/1:419:4829 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.561310][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.561433][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.561479][ T32] Call trace: [ 1337.561563][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.561612][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.561669][ T32] r4:00000000 [ 1337.561695][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1337.561963][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1337.589000][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1337.589456][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.589894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.590307][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.590490][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.590843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522d840 ** 4 printk messages dropped ** [ 1337.591097][ T32] r5:00001000 r4:eb1e9000 ** 1 printk messages dropped ** [ 1337.591198][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.591304][ T32] r7:dddced80 r6:83018000 r5:85475b8c r4:85228f80 [ 1337.591324][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.591384][ T32] r10:61c88647 r9:8544c800 r8:85228fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.591412][ T32] r4:85228f80 [ 1337.591460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.591534][ T32] r10:00000000 r9:85228f80 r8:8027f5e8 r7:eb31de60 r6:85339f80 r5:8544c800 [ 1337.591587][ T32] r4:00000001 [ 1337.591612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.591648][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1337.591710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.591769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.591802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.591831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.591862][ T32] r4:8522ddc0 [ 1337.605480][ T32] INFO: task kworker/0:429:4830 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.605604][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.605722][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.605874][ T32] Call trace: [ 1337.606011][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.606141][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.606173][ T32] r4:00000000 [ 1337.606195][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.606257][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.606291][ T32] 1d20: c4249000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.606321][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.606347][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.606373][ T32] r5:80000013 r4:80239bb0 [ 1337.606394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.606472][ T32] r4:82ac11e4 [ 1337.606603][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.606673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.606721][ T32] r4:e05e1dc0 [ 1337.606778][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.606888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.606956][ T32] r4:00000000 [ 1337.606980][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.607028][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.607051][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.607100][ T32] r5:00001000 r4:eced5000 [ 1337.607195][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.607273][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.607320][ T32] r5:85c3938c r4:85c39000 [ 1337.607376][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.607427][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.607451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.607496][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.607550][ T32] r4:846ded00 [ 1337.607598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.607646][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.607670][ T32] r4:00000001 [ 1337.607690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.607724][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.607780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.607809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.607838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.607873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.607896][ T32] r4:84a7ddc0 [ 1337.607933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.607966][ T32] INFO: task kworker/1:420:4832 blocked for more than 464 seconds. [ 1337.608000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.608025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.608047][ T32] task:kworker/1:420 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.608094][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.608136][ T32] Call trace: [ 1337.608194][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1337.608354][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1337.608697][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.609020][ T32] r5:00001000 r4:eb1b1000 [ 1337.609041][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.609220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.609748][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.610487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.610837][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1337.611023][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.611252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1337.612114][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.636019][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.636325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.636348][ T32] task:kworker/1:421 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.636425][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.636493][ T32] Call trace: [ 1337.636530][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.636613][ T32] r10:829188dc r9:eb3a1d84 r8:00000002 r7:60000013 r6:eb3a1d8c r5:8544e000 [ 1337.636640][ T32] r4:8544e000 [ 1337.636661][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.636701][ T32] r5:8544e000 r4:829188d8 [ 1337.636753][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.636951][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.637036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1337.637099][ T32] r4:00000000 [ 1337.637121][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.637159][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.637218][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.637264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522ee40 [ 1337.637287][ T32] r4:00000000 [ 1337.637364][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.637414][ T32] r9:83018205 r8:8544e000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.637436][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.637477][ T32] r5:00001000 r4:eb21d000 [ 1337.637497][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.637535][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.637578][ T32] r5:8547638c r4:85476000 [ 1337.637633][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.637792][ T32] r7:ddde2d80 r6:83018200 r5:8547638c r4:852c2f00 [ 1337.637854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.637906][ T32] r10:61c88647 r9:8544e000 r8:852c2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.637929][ T32] r4:852c2f00 [ 1337.637949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.638019][ T32] r10:00000000 r9:852c2f00 r8:8027f5e8 r7:eb391e60 r6:8533e000 r5:8544e000 [ 1337.638043][ T32] r4:00000001 [ 1337.638097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.638170][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1337.638202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.638232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.638292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.638324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.638421][ T32] r4:8522e9c0 [ 1337.638905][ T32] INFO: task kworker/1:421:4834 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.638940][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.639028][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.639110][ T32] Call trace: [ 1337.639193][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.639245][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.639327][ T32] r4:00000000 [ 1337.639377][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.639444][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.639476][ T32] 1d20: c479c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.639510][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.639541][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.639566][ T32] r5:80000013 r4:80239bb0 [ 1337.639590][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.639631][ T32] r4:82ac11e4 [ 1337.639653][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.639694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.639716][ T32] r4:e05e1dc0 [ 1337.639734][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.639775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.639797][ T32] r4:00000000 [ 1337.639816][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.639941][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.639997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.640060][ T32] r5:00001000 r4:eced5000 [ 1337.640083][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.640124][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.640262][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 4 printk messages dropped ** [ 1337.640458][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1337.640934][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1337.641143][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.641400][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.641908][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.641954][ T32] r5:00001000 r4:eb24f000 ** 3 printk messages dropped ** [ 1337.642089][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.654054][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.655162][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.655502][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1337.655721][ T32] r4:e05e1dc0 ** 1 printk messages dropped ** [ 1337.655862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.655889][ T32] r4:00000000 [ 1337.655954][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.656005][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.656027][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.656070][ T32] r5:00001000 r4:eced5000 [ 1337.656089][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.656128][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.656169][ T32] r5:85c3938c r4:85c39000 [ 1337.656189][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.656233][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.656334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.656386][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.656409][ T32] r4:846ded00 [ 1337.656428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.656472][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.656531][ T32] r4:00000001 [ 1337.656555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.656591][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.656618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.656650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.656718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.656750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.656811][ T32] r4:84a7ddc0 [ 1337.656869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.656904][ T32] INFO: task kworker/0:430:4838 blocked for more than 464 seconds. [ 1337.656939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.656964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.657037][ T32] task:kworker/0:430 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.657088][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.657198][ T32] Call trace: [ 1337.657229][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.657274][ T32] r10:829188dc r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:85336c00 [ 1337.657296][ T32] r4:85336c00 [ 1337.657317][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.657383][ T32] r5:85336c00 r4:829188d8 [ 1337.657408][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.657448][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.657492][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1337.657513][ T32] r4:00000000 [ 1337.657532][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.657595][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.657636][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.657678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229000 [ 1337.657700][ T32] r4:00000000 [ 1337.657720][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.657762][ T32] r9:83018005 r8:85336c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.657811][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.657863][ T32] r5:00001000 r4:eb209000 [ 1337.657909][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.657952][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.658018][ T32] r5:85392b8c r4:85392800 [ 1337.658038][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.658110][ T32] r7:dddced80 r6:83018000 r5:85392b8c r4:8533e180 [ 1337.658136][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.658209][ T32] r10:61c88647 r9:85336c00 r8:8533e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.658237][ T32] r4:8533e180 [ 1337.658256][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.658301][ T32] r10:00000000 r9:8533e180 r8:8027f5e8 r7:eb31de60 r6:852c2f80 r5:85336c00 [ 1337.658323][ T32] r4:00000001 [ 1337.658342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.658376][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1337.658402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.658430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.658456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.658577][ T32] r4:852290c0 ** 4 printk messages dropped ** [ 1337.659205][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.659717][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.660175][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1337.660540][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.660913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1337.661341][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.661856][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.686333][ T32] r5:00001000 r4:eb269000 [ 1337.686356][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.686539][ T32] r7:ddde2d80 r6:83018200 r5:85476b8c r4:852c2d80 ** 7 printk messages dropped ** [ 1337.686798][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) ** 4 printk messages dropped ** [ 1337.687083][ T32] r4:8522ed00 ** 5 printk messages dropped ** [ 1337.688058][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1337.688436][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.688602][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.688887][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.689326][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 3 printk messages dropped ** [ 1337.689468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.689490][ T32] r4:84a7ddc0 [ 1337.689513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.689596][ T32] INFO: task kworker/0:431:4842 blocked for more than 464 seconds. [ 1337.689632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.689658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.689678][ T32] task:kworker/0:431 state:D stack:0 pid:4842 tgid:4842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.689750][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.689826][ T32] Call trace: [ 1337.689868][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.689913][ T32] r10:829188dc r9:eb3add84 r8:00000002 r7:60000113 r6:eb3add8c r5:85335400 [ 1337.689937][ T32] r4:85335400 [ 1337.689957][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.690035][ T32] r5:85335400 r4:829188d8 [ 1337.690056][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.690125][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.690174][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 1337.690196][ T32] r4:00000000 [ 1337.690232][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.690301][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.690340][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.690381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229300 [ 1337.690403][ T32] r4:00000000 [ 1337.690423][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.690467][ T32] r9:83018005 r8:85335400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1337.690540][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.690614][ T32] r5:00001000 r4:eb23d000 [ 1337.690639][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.690679][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.690720][ T32] r5:8539338c r4:85393000 [ 1337.690775][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.690856][ T32] r7:dddced80 r6:83018000 r5:8539338c r4:8533e200 [ 1337.690880][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.690927][ T32] r10:61c88647 r9:85335400 r8:8533e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.690951][ T32] r4:8533e200 [ 1337.690970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.691044][ T32] r10:00000000 r9:8533e200 r8:8027f5e8 r7:eb31de60 r6:84acdf00 r5:85335400 [ 1337.691097][ T32] r4:00000001 [ 1337.691148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.691187][ T32] Exception stack(0xeb3adfb0 to 0xeb3adff8) [ 1337.691214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.691242][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.691296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.691328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.691351][ T32] r4:852292c0 [ 1337.691698][ T32] INFO: task kworker/0:431:4842 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.691746][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.691808][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.691868][ T32] Call trace: [ 1337.691898][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.691945][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.691968][ T32] r4:00000000 [ 1337.692003][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.692068][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.692173][ T32] 1d20: c4dc0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.708699][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.708786][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.708825][ T32] r5:80000013 r4:80239bb0 [ 1337.708913][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1337.709137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1337.709591][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 7 printk messages dropped ** [ 1337.709901][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1337.710198][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1337.710612][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1337.711180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230ac0 ** 4 printk messages dropped ** [ 1337.711363][ T32] r5:00001000 r4:eb3ed000 ** 4 printk messages dropped ** [ 1337.711619][ T32] r7:ddde2d80 r6:83018200 r5:8547c38c r4:8523b000 ** 5 printk messages dropped ** [ 1337.711925][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.725341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.726351][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.726537][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1337.726929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1337.727501][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.727821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.728061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1337.728300][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.728357][ T32] r10:829188dc r9:eb3b9d84 r8:00000002 r7:60000113 r6:eb3b9d8c r5:85438c00 [ 1337.728382][ T32] r4:85438c00 [ 1337.728402][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.728442][ T32] r5:85438c00 r4:829188d8 [ 1337.728490][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.728588][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.728639][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 1337.728681][ T32] r4:00000000 [ 1337.728737][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.728814][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.728895][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.728962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230000 [ 1337.728989][ T32] r4:00000000 [ 1337.729060][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.729144][ T32] r9:83018205 r8:85438c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1337.729171][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.729214][ T32] r5:00001000 r4:eb2a9000 [ 1337.729234][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.729283][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.729328][ T32] r5:85476f8c r4:85476c00 [ 1337.729347][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.729391][ T32] r7:ddde2d80 r6:83018200 r5:85476f8c r4:8523b080 [ 1337.729412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.729456][ T32] r10:61c88647 r9:85438c00 r8:8523b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.729477][ T32] r4:8523b080 [ 1337.729525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.729602][ T32] r10:00000000 r9:8523b080 r8:8027f5e8 r7:eb3b5e60 r6:8523b200 r5:85438c00 [ 1337.729630][ T32] r4:00000001 [ 1337.729651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.729686][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1337.729712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.729742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.729772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.729833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.729867][ T32] r4:852c1940 [ 1337.730236][ T32] INFO: task kworker/1:425:4847 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.730274][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.730331][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.730432][ T32] Call trace: [ 1337.730482][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.730530][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.730553][ T32] r4:00000000 [ 1337.730572][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.730608][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.730661][ T32] 1d20: c5645000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.730706][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.730732][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.730755][ T32] r5:80000013 r4:80239bb0 [ 1337.730778][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.730819][ T32] r4:82ac11e4 [ 1337.730851][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.730893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.730961][ T32] r4:e05e1dc0 [ 1337.730985][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.731055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.731095][ T32] r4:00000000 [ 1337.731119][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.731165][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.731186][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.731245][ T32] r5:00001000 r4:eced5000 [ 1337.731268][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.731637][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.731981][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1337.732223][ T32] task:kworker/1:426 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.752971][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 ** 3 printk messages dropped ** [ 1337.753095][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.753189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852302c0 [ 1337.753216][ T32] r4:00000000 [ 1337.753237][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.753333][ T32] r9:83018205 r8:8543a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1337.753372][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.753458][ T32] r5:00001000 r4:eb2c1000 [ 1337.753519][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.753563][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.753630][ T32] r5:8547738c r4:85477000 [ 1337.753682][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.753760][ T32] r7:ddde2d80 r6:83018200 r5:8547738c r4:8523b180 [ 1337.753796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.753855][ T32] r10:61c88647 r9:8543a400 r8:8523b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.753879][ T32] r4:8523b180 [ 1337.753899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.753943][ T32] r10:00000000 r9:8523b180 r8:8027f5e8 r7:eb3b5e60 r6:8523b300 r5:8543a400 [ 1337.754043][ T32] r4:00000001 [ 1337.754119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.754195][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) [ 1337.754228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.754258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.754284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.754312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.754360][ T32] r4:85230100 [ 1337.754892][ T32] INFO: task kworker/1:426:4849 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.754947][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.755058][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.755182][ T32] Call trace: [ 1337.755275][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.755330][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.755355][ T32] r4:00000000 [ 1337.755431][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.755485][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1337.755573][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1337.755867][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1337.756114][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.756442][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1337.756679][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1337.756931][ T32] INFO: task kworker/1:427:4851 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1337.757316][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1337.757608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230440 ** 4 printk messages dropped ** [ 1337.757849][ T32] r5:00001000 r4:eb2d1000 ** 2 printk messages dropped ** [ 1337.757957][ T32] r5:8547778c r4:85477400 ** 3 printk messages dropped ** [ 1337.758184][ T32] r10:61c88647 r9:8543b000 r8:8523b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.758675][ T32] r4:85230200 ** 4 printk messages dropped ** [ 1337.759337][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.759692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1337.760220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1337.760482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.760529][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.760603][ T32] r4:846ded00 [ 1337.760653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.760702][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.760786][ T32] r4:00000001 [ 1337.760810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.760854][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.760933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.760965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.761019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.761080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.761105][ T32] r4:84a7ddc0 [ 1337.761126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.761151][ T32] INFO: task kworker/0:432:4853 blocked for more than 464 seconds. [ 1337.761204][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.761268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.761293][ T32] task:kworker/0:432 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.761395][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.761441][ T32] Call trace: [ 1337.761471][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.761545][ T32] r10:829188dc r9:eb3bdd84 r8:00000002 r7:60000113 r6:eb3bdd8c r5:8543bc00 [ 1337.761573][ T32] r4:8543bc00 [ 1337.761593][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.761633][ T32] r5:8543bc00 r4:829188d8 [ 1337.761680][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.761722][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.761767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1337.761789][ T32] r4:00000000 [ 1337.761828][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.761882][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.761920][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.761959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85229b00 [ 1337.762105][ T32] r4:00000000 [ 1337.762171][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.784077][ T32] r9:83018005 r8:8543bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1337.784133][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.784205][ T32] r5:00001000 r4:e0093000 [ 1337.784226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.784292][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.784339][ T32] r5:85392f8c r4:85392c00 [ 1337.784360][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.784407][ T32] r7:dddced80 r6:83018000 r5:85392f8c r4:8533e280 [ 1337.784428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.784473][ T32] r10:61c88647 r9:8543bc00 r8:8533e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.784496][ T32] r4:8533e280 [ 1337.784516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.784591][ T32] r10:00000000 r9:8533e280 r8:8027f5e8 r7:eb31de60 r6:8523b380 r5:8543bc00 [ 1337.784618][ T32] r4:00000001 [ 1337.784695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.784736][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1337.784770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.784801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.785403][ T32] INFO: task kworker/0:432:4853 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 9 printk messages dropped ** [ 1337.786114][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 8 printk messages dropped ** [ 1337.786601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1337.787028][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1337.787253][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.787482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1337.788301][ T32] r4:8543c800 ** 4 printk messages dropped ** [ 1337.788502][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 ** 9 printk messages dropped ** [ 1337.788901][ T32] r5:00001000 r4:eb3c9000 [ 1337.788984][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.789133][ T32] r7:ddde2d80 r6:83018200 r5:85477b8c r4:8523b500 ** 7 printk messages dropped ** [ 1337.789466][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) ** 7 printk messages dropped ** [ 1337.790247][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.790734][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 9 printk messages dropped ** [ 1337.791194][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.791468][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.791808][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.791999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.813673][ T32] task:kworker/1:429 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.813819][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.813894][ T32] Call trace: [ 1337.814012][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.814071][ T32] r10:829188dc r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:8543d400 [ 1337.814140][ T32] r4:8543d400 [ 1337.814167][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.814209][ T32] r5:8543d400 r4:829188d8 [ 1337.814251][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.814349][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.814398][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1337.814421][ T32] r4:00000000 [ 1337.814459][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.814531][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.814601][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.814684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230880 [ 1337.814733][ T32] r4:00000000 [ 1337.814756][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.814805][ T32] r9:83018205 r8:8543d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1337.814832][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.814913][ T32] r5:00001000 r4:eb3d5000 [ 1337.814948][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.814993][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.815037][ T32] r5:85475f8c r4:85475c00 [ 1337.815081][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.815131][ T32] r7:ddde2d80 r6:83018200 r5:85475f8c r4:8523b480 [ 1337.815153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.815199][ T32] r10:61c88647 r9:8543d400 r8:8523b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.815222][ T32] r4:8523b480 [ 1337.815277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.815327][ T32] r10:00000000 r9:8523b480 r8:8027f5e8 r7:eb3b5e60 r6:8523b680 r5:8543d400 [ 1337.815373][ T32] r4:00000001 [ 1337.815417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.815458][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1337.815487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.815539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.815569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.815598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.815645][ T32] r4:85230580 [ 1337.816132][ T32] INFO: task kworker/1:429:4857 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.816169][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.816253][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.816355][ T32] Call trace: [ 1337.816388][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.816435][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.816486][ T32] r4:00000000 [ 1337.816538][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.816586][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.816646][ T32] 1d20: c659c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.816679][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.816759][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.816788][ T32] r5:80000013 r4:80239bb0 [ 1337.816839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.816887][ T32] r4:82ac11e4 [ 1337.816908][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.816951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.816986][ T32] r4:e05e1dc0 [ 1337.817009][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.817051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.817075][ T32] r4:00000000 [ 1337.817094][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.817137][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.817159][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.817230][ T32] r5:00001000 r4:eced5000 [ 1337.817282][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.817366][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.817441][ T32] r5:85c3938c r4:85c39000 [ 1337.817465][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.817522][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.817546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.817592][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.817615][ T32] r4:846ded00 [ 1337.817634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.817677][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.817700][ T32] r4:00000001 [ 1337.817719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.817753][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.817779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.817823][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.817862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.817894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.817930][ T32] r4:84a7ddc0 [ 1337.817955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1337.818063][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.818201][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.818293][ T32] Call trace: [ 1337.818350][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.818401][ T32] r10:829188dc r9:eb3ddd84 r8:00000002 r7:60000013 r6:eb3ddd8c r5:8543e000 [ 1337.818424][ T32] r4:8543e000 [ 1337.818444][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.818483][ T32] r5:8543e000 r4:829188d8 [ 1337.818525][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.818620][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.818670][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1337.818692][ T32] r4:00000000 [ 1337.818712][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.818749][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.818784][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.818840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230940 [ 1337.818889][ T32] r4:00000000 [ 1337.818967][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.819025][ T32] r9:83018205 r8:8543e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1337.819050][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.819093][ T32] r5:00001000 r4:eb3e1000 [ 1337.819112][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.819150][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.819190][ T32] r5:85477f8c r4:85477c00 [ 1337.819237][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.819284][ T32] r7:ddde2d80 r6:83018200 r5:85477f8c r4:8523b600 [ 1337.819306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.819352][ T32] r10:61c88647 r9:8543e000 r8:8523b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.819402][ T32] r4:8523b600 [ 1337.819424][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.819468][ T32] r10:00000000 r9:8523b600 r8:8027f5e8 r7:eb3b5e60 r6:8523b780 r5:8543e000 [ 1337.819491][ T32] r4:00000001 [ 1337.819509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.819542][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1337.819569][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.819624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.819651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.819674][ T32] r4:852307c0 [ 1337.819996][ T32] INFO: task kworker/1:430:4859 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.820056][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.820201][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.820295][ T32] Call trace: [ 1337.820330][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.820429][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.820456][ T32] r4:00000000 [ 1337.820476][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.820514][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.820568][ T32] 1d20: c659c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.820601][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.820628][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.820672][ T32] r5:80000013 r4:80239bb0 [ 1337.820707][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.820765][ T32] r4:82ac11e4 [ 1337.820797][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.820846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.820873][ T32] r4:e05e1dc0 [ 1337.820913][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.820957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.820979][ T32] r4:00000000 [ 1337.820999][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.821063][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.821469][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.821817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1337.822106][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.847093][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.847575][ T32] r9:83018205 r8:8543ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 1 printk messages dropped ** [ 1337.847673][ T32] r5:00001000 r4:eb405000 ** 1 printk messages dropped ** [ 1337.847761][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.848015][ T32] r10:61c88647 r9:8543ec00 r8:8523b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.848363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.849129][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.849359][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1337.849752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1337.850196][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1337.850468][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1337.850664][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1337.850919][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.851297][ T32] r10:829188dc r9:eb3f5d84 r8:00000002 r7:60000013 r6:eb3f5d8c r5:85439800 ** 6 printk messages dropped ** [ 1337.851665][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.851864][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.852053][ T32] r5:00001000 r4:eb3f9000 [ 1337.852073][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.867670][ T32] r7:ddde2d80 r6:83018200 r5:8547c78c r4:8523b800 [ 1337.867754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.867830][ T32] r10:61c88647 r9:85439800 r8:8523b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.867861][ T32] r4:8523b800 [ 1337.867883][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.867959][ T32] r10:00000000 r9:8523b800 r8:8027f5e8 r7:eb3e9e60 r6:8523b980 r5:85439800 [ 1337.868057][ T32] r4:00000001 [ 1337.868082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.868121][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1337.868190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.868223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.868251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.868308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.868387][ T32] r4:852308c0 [ 1337.868894][ T32] INFO: task kworker/1:432:4863 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.868958][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.869035][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.869088][ T32] Call trace: [ 1337.869120][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.869169][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.869192][ T32] r4:00000000 [ 1337.869212][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.869248][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.869275][ T32] 1d20: c6f9f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.869324][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.869353][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.869378][ T32] r5:80000013 r4:80239bb0 [ 1337.869398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.869440][ T32] r4:82ac11e4 [ 1337.869485][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.869531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.869553][ T32] r4:e05e1dc0 [ 1337.869598][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.869644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.869669][ T32] r4:00000000 [ 1337.869711][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.869796][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.869822][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.869871][ T32] r5:00001000 r4:eced5000 [ 1337.869893][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.869931][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.869998][ T32] r5:85c3938c r4:85c39000 [ 1337.870020][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.870095][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.870121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.870168][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.870190][ T32] r4:846ded00 [ 1337.870209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.870252][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.870274][ T32] r4:00000001 [ 1337.870322][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.870390][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.870472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.870557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.870588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.870616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.870638][ T32] r4:84a7ddc0 [ 1337.870678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.870723][ T32] INFO: task kworker/1:433:4865 blocked for more than 464 seconds. [ 1337.870757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.870859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.870885][ T32] task:kworker/1:433 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.870954][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.871024][ T32] Call trace: [ 1337.871082][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.871133][ T32] r10:829188dc r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:85336000 [ 1337.871157][ T32] r4:85336000 [ 1337.871200][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.871297][ T32] r5:85336000 r4:829188d8 [ 1337.871350][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.871418][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.871467][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 1337.871490][ T32] r4:00000000 [ 1337.871509][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.871575][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.871614][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1337.871718][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.871924][ T32] r5:00001000 r4:dfa95000 [ 1337.871944][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.871984][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.872117][ T32] r7:ddde2d80 r6:83018200 r5:8547db8c r4:8523b900 ** 4 printk messages dropped ** [ 1337.884658][ T32] r10:00000000 r9:8523b900 r8:8027f5e8 r7:eb3e9e60 r6:8523ba80 r5:85336000 ** 5 printk messages dropped ** [ 1337.884986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.885670][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.885961][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1337.886070][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1337.886318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 6 printk messages dropped ** [ 1337.886541][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1337.886804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.887080][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.887103][ T32] r4:00000001 [ 1337.887123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.887157][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.887183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.887224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.887255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.887297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.887346][ T32] r4:84a7ddc0 [ 1337.887371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.887401][ T32] INFO: task kworker/1:434:4866 blocked for more than 464 seconds. [ 1337.887434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.887458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.887478][ T32] task:kworker/1:434 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.887550][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.887643][ T32] Call trace: [ 1337.887712][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.887780][ T32] r10:829188dc r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:84869800 [ 1337.887804][ T32] r4:84869800 [ 1337.887823][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.887893][ T32] r5:84869800 r4:829188d8 [ 1337.887918][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.887959][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.888003][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1337.888025][ T32] r4:00000000 [ 1337.888044][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.888080][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.888114][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.888177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85230ec0 [ 1337.888203][ T32] r4:00000000 [ 1337.888267][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.888314][ T32] r9:83018205 r8:84869800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1337.888336][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.888400][ T32] r5:00001000 r4:eb415000 [ 1337.888423][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.888462][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.888502][ T32] r5:8547cf8c r4:8547cc00 [ 1337.888523][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.888566][ T32] r7:ddde2d80 r6:83018200 r5:8547cf8c r4:8523ba00 [ 1337.888586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.888630][ T32] r10:61c88647 r9:84869800 r8:8523ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.888652][ T32] r4:8523ba00 [ 1337.888700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.888802][ T32] r10:00000000 r9:8523ba00 r8:8027f5e8 r7:eb401e60 r6:8533e100 r5:84869800 [ 1337.888828][ T32] r4:00000001 [ 1337.888856][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.888891][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) [ 1337.888917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.888983][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.889025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.889094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.889121][ T32] r4:85230d40 [ 1337.889424][ T32] INFO: task kworker/1:434:4866 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.889457][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.889941][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 10 printk messages dropped ** [ 1337.890351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1337.890761][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1337.891045][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.891222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.891604][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.892089][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.913088][ T32] r5:00001000 r4:eb421000 [ 1337.913113][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.913241][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.913826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.913889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.913911][ T32] r4:85230e00 [ 1337.914428][ T32] INFO: task kworker/1:435:4868 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.914491][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.914568][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.914642][ T32] Call trace: [ 1337.914675][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.914725][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.914773][ T32] r4:00000000 [ 1337.914797][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.914836][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.914872][ T32] 1d20: c788c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.914901][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.914927][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.914963][ T32] r5:80000013 r4:80239bb0 [ 1337.914988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.915032][ T32] r4:82ac11e4 [ 1337.915052][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.915092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.915114][ T32] r4:e05e1dc0 [ 1337.915133][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.915183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.915235][ T32] r4:00000000 [ 1337.915285][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.915333][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.915356][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.915426][ T32] r5:00001000 r4:eced5000 [ 1337.915450][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.915489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.915530][ T32] r5:85c3938c r4:85c39000 [ 1337.915549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.915597][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.915619][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.915691][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.915717][ T32] r4:846ded00 [ 1337.915737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.915787][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.915810][ T32] r4:00000001 [ 1337.915829][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.915875][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.915925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.915957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.916015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.916047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.916069][ T32] r4:84a7ddc0 [ 1337.916091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.916176][ T32] INFO: task kworker/1:436:4872 blocked for more than 464 seconds. [ 1337.916240][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.916400][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.916884][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 ** 9 printk messages dropped ** [ 1337.917294][ T32] r5:00001000 r4:e4917000 [ 1337.917313][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.917414][ T32] r5:8547ff8c r4:8547fc00 ** 3 printk messages dropped ** [ 1337.917589][ T32] r10:61c88647 r9:8486a400 r8:8523bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.917952][ T32] r4:84ab6140 ** 5 printk messages dropped ** [ 1337.918547][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1337.918901][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1337.919095][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.919487][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.919920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.920546][ T32] r10:829188dc r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:8486b000 ** 5 printk messages dropped ** [ 1337.920752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1337.920773][ T32] r4:00000000 [ 1337.920821][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.920877][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.920942][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.920987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cd2c0 [ 1337.921009][ T32] r4:00000000 [ 1337.921051][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.921126][ T32] r9:83018205 r8:8486b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1337.921150][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.921192][ T32] r5:00001000 r4:eb51f000 [ 1337.921211][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.921278][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.921322][ T32] r5:8547d38c r4:8547d000 [ 1337.921342][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.921386][ T32] r7:ddde2d80 r6:83018200 r5:8547d38c r4:8523bb80 [ 1337.921461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.921510][ T32] r10:61c88647 r9:8486b000 r8:8523bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.921544][ T32] r4:8523bb80 [ 1337.921566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.921612][ T32] r10:00000000 r9:8523bb80 r8:8027f5e8 r7:eb111e60 r6:8533e480 r5:8486b000 [ 1337.921634][ T32] r4:00000001 [ 1337.921716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.921754][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1337.921780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.921808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.921834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.921870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.921892][ T32] r4:84ab6040 [ 1337.953514][ T32] INFO: task kworker/1:437:4873 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1337.953652][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.953811][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.953944][ T32] Call trace: [ 1337.954447][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1337.954564][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1337.954620][ T32] r4:00000000 [ 1337.954668][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.954747][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1337.954916][ T32] 1d20: c82af000 ece39000 00000001 80239b98 7f159000 00000001 [ 1337.954987][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1337.955043][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.955106][ T32] r5:80000013 r4:80239bb0 [ 1337.955369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.955485][ T32] r4:82ac11e4 [ 1337.955539][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.955625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1337.955670][ T32] r4:e05e1dc0 [ 1337.955710][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.955801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1337.956085][ T32] r4:00000000 [ 1337.956137][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.956536][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1337.956591][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.956674][ T32] r5:00001000 r4:eced5000 [ 1337.956717][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.956794][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.956893][ T32] r5:85c3938c r4:85c39000 [ 1337.956938][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.957099][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1337.957152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.957245][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.957297][ T32] r4:846ded00 [ 1337.957338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.957427][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1337.957475][ T32] r4:00000001 [ 1337.957513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.957591][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.957778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.958221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.958316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.958410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1337.958739][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.959037][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.960244][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1337.960827][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.960985][ T32] r5:00001000 r4:e06f1000 [ 1337.961007][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.961140][ T32] r5:8539378c r4:85393400 ** 3 printk messages dropped ** [ 1337.961280][ T32] r10:61c88647 r9:8486bc00 r8:8533e42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.961483][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) ** 4 printk messages dropped ** [ 1337.961798][ T32] r4:85229f40 ** 3 printk messages dropped ** [ 1337.995689][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.995960][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.996149][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 5 printk messages dropped ** [ 1337.996437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 6 printk messages dropped ** [ 1337.996696][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.997238][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.997381][ T32] r4:00000001 [ 1337.997430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.997486][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1337.997549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.997581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.997608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.997636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.997657][ T32] r4:84a7ddc0 [ 1337.997692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.997762][ T32] INFO: task kworker/0:434:4877 blocked for more than 464 seconds. [ 1337.997845][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.997893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.997941][ T32] task:kworker/0:434 state:D stack:0 pid:4877 tgid:4877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.998062][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.998125][ T32] Call trace: [ 1337.998191][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1337.998250][ T32] r10:829188dc r9:eb439d84 r8:00000002 r7:60000113 r6:eb439d8c r5:85480c00 [ 1337.998309][ T32] r4:85480c00 [ 1337.998357][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1337.998449][ T32] r5:85480c00 r4:829188d8 [ 1337.998494][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.998579][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.998685][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1337.998745][ T32] r4:00000000 [ 1337.998788][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1337.998893][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.998968][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.999049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522d3c0 [ 1337.999101][ T32] r4:00000000 [ 1337.999151][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.999283][ T32] r9:83018005 r8:85480c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1337.999342][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.999438][ T32] r5:00001000 r4:e89bd000 [ 1337.999482][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.999557][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.999639][ T32] r5:85393b8c r4:85393800 [ 1337.999684][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.999769][ T32] r7:dddced80 r6:83018000 r5:85393b8c r4:8533e500 [ 1337.999811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.999947][ T32] r10:61c88647 r9:85480c00 r8:8533e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.999995][ T32] r4:8533e500 [ 1338.000016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.000063][ T32] r10:00000000 r9:8533e500 r8:8027f5e8 r7:eb31de60 r6:8523bc80 r5:85480c00 [ 1338.000085][ T32] r4:00000001 [ 1338.000134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.000240][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1338.000280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.000314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.000357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.000425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.000483][ T32] r4:85229bc0 [ 1338.001383][ T32] INFO: task kworker/0:434:4877 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.001470][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.001951][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1338.018931][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.019181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 10 printk messages dropped ** [ 1338.019635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.019953][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1338.020324][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.020828][ T32] r5:85482400 r4:829188d8 ** 5 printk messages dropped ** [ 1338.021121][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.021507][ T32] r5:00001000 r4:eab0b000 ** 1 printk messages dropped ** [ 1338.021592][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.021810][ T32] r4:8533e680 [ 1338.021881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.021934][ T32] r10:00000000 r9:8533e680 r8:8027f5e8 r7:eb439e60 r6:8523bd00 r5:85482400 [ 1338.021957][ T32] r4:00000001 [ 1338.022006][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.022061][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1338.022102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.022162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.022193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.022293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.036189][ T32] r4:8522d180 [ 1338.036727][ T32] INFO: task kworker/0:435:4880 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.036772][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.036872][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.036959][ T32] Call trace: [ 1338.037002][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.037065][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.037091][ T32] r4:00000000 [ 1338.037168][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.037232][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.037295][ T32] 1d20: c9117000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.037329][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.037385][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.037416][ T32] r5:80000013 r4:80239bb0 [ 1338.037436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.037479][ T32] r4:82ac11e4 [ 1338.037521][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.037596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.037628][ T32] r4:e05e1dc0 [ 1338.037663][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.037709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.037731][ T32] r4:00000000 [ 1338.037751][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.037796][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.037874][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.037924][ T32] r5:00001000 r4:eced5000 [ 1338.038021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.038084][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.038133][ T32] r5:85c3938c r4:85c39000 [ 1338.038160][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.038209][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.038259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.038347][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.038375][ T32] r4:846ded00 [ 1338.038396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.038498][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.038555][ T32] r4:00000001 [ 1338.038608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.038648][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.038674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.038705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.038812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.038854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.038920][ T32] r4:84a7ddc0 [ 1338.039040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.039077][ T32] INFO: task kworker/0:436:4881 blocked for more than 464 seconds. [ 1338.039112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.039137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.039190][ T32] task:kworker/0:436 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.039272][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.039335][ T32] Call trace: [ 1338.039377][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.039423][ T32] r10:829188dc r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:85483000 [ 1338.039446][ T32] r4:85483000 [ 1338.039466][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.039534][ T32] r5:85483000 r4:829188d8 [ 1338.039568][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.039624][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.039696][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.039824][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.039869][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.039912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abf080 [ 1338.039940][ T32] r4:00000000 [ 1338.040001][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.040049][ T32] r9:83018005 r8:85483000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1338.040072][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.040114][ T32] r5:00001000 r4:eaa15000 [ 1338.040150][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.040197][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.040241][ T32] r5:853a838c r4:853a8000 [ 1338.040261][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.040345][ T32] r7:dddced80 r6:83018000 r5:853a838c r4:8533e600 [ 1338.040424][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.040582][ T32] r10:61c88647 r9:85483000 r8:8533e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.040609][ T32] r4:8533e600 [ 1338.040685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.040764][ T32] r10:00000000 r9:8533e600 r8:8027f5e8 r7:eb445e60 r6:8523bd80 r5:85483000 [ 1338.040790][ T32] r4:00000001 [ 1338.040811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.040855][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1338.040897][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.040970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.041886][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 7 printk messages dropped ** [ 1338.065817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1338.066396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.066778][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1338.066979][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 3 printk messages dropped ** [ 1338.067106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.067436][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.068101][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.068307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abf2c0 [ 1338.068356][ T32] r4:00000000 [ 1338.068381][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.068449][ T32] r9:83018005 r8:85480000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1338.068477][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.068522][ T32] r5:00001000 r4:eaa77000 [ 1338.068542][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.068580][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.068632][ T32] r5:853a878c r4:853a8400 [ 1338.068652][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.068695][ T32] r7:dddced80 r6:83018000 r5:853a878c r4:8533e800 [ 1338.068715][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.068759][ T32] r10:61c88647 r9:85480000 r8:8533e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.068781][ T32] r4:8533e800 [ 1338.068841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.068906][ T32] r10:00000000 r9:8533e800 r8:8027f5e8 r7:eb445e60 r6:8523be00 r5:85480000 [ 1338.068934][ T32] r4:00000001 [ 1338.068982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.069021][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1338.069049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.069087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.069148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.069181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.069229][ T32] r4:84abf0c0 [ 1338.069730][ T32] INFO: task kworker/0:437:4883 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.069821][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.069910][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.069961][ T32] Call trace: [ 1338.070045][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.070110][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.070136][ T32] r4:00000000 [ 1338.070156][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.070192][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.070221][ T32] 1d20: c9475000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.070257][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.070284][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.070308][ T32] r5:80000013 r4:80239bb0 [ 1338.070373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.070452][ T32] r4:82ac11e4 [ 1338.070483][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.070527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.070564][ T32] r4:e05e1dc0 [ 1338.070586][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.070661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.070688][ T32] r4:00000000 [ 1338.070713][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.070758][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.070781][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.070822][ T32] r5:00001000 r4:eced5000 [ 1338.070851][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.070891][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.070932][ T32] r5:85c3938c r4:85c39000 [ 1338.070951][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.071002][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.071026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.071072][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.071322][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 9 printk messages dropped ** [ 1338.071707][ T32] task:kworker/0:438 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.079870][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 ** 9 printk messages dropped ** [ 1338.080431][ T32] r5:00001000 r4:eaac7000 [ 1338.080451][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.080585][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.081040][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) ** 6 printk messages dropped ** [ 1338.081774][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.096397][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.096736][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.096951][ T32] r5:00001000 r4:eced5000 ** 5 printk messages dropped ** [ 1338.097282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.097577][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 1 printk messages dropped ** [ 1338.097664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.097726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.097760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.097810][ T32] r4:84a7ddc0 [ 1338.097849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.097884][ T32] INFO: task kworker/0:439:4886 blocked for more than 464 seconds. [ 1338.097918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.097943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.097995][ T32] task:kworker/0:439 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.098093][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.098193][ T32] Call trace: [ 1338.098230][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.098283][ T32] r10:829188dc r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:85484800 [ 1338.098306][ T32] r4:85484800 [ 1338.098327][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.098366][ T32] r5:85484800 r4:829188d8 [ 1338.098412][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.098546][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.098630][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1338.098666][ T32] r4:00000000 [ 1338.098700][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.098745][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.098846][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.098895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abfbc0 [ 1338.098929][ T32] r4:00000000 [ 1338.098986][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.099036][ T32] r9:83018005 r8:85484800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1338.099097][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.099143][ T32] r5:00001000 r4:ead53000 [ 1338.099195][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.099294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.099343][ T32] r5:853a9f8c r4:853a9c00 [ 1338.099431][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.099566][ T32] r7:dddced80 r6:83018000 r5:853a9f8c r4:8533e880 [ 1338.099591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.099705][ T32] r10:61c88647 r9:85484800 r8:8533e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.099763][ T32] r4:8533e880 [ 1338.099786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.099833][ T32] r10:00000000 r9:8533e880 r8:8027f5e8 r7:eb445e60 r6:8523bf00 r5:85484800 [ 1338.099944][ T32] r4:00000001 [ 1338.099972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.100010][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1338.100039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.100069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.100161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.100195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.100218][ T32] r4:84abf380 [ 1338.100725][ T32] INFO: task kworker/0:439:4886 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.100762][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.100916][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.100982][ T32] Call trace: [ 1338.101017][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.101066][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.101091][ T32] r4:00000000 [ 1338.101115][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.101170][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.101290][ T32] 1d20: c9891000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.101355][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.101396][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.101431][ T32] r5:80000013 r4:80239bb0 [ 1338.101460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.101502][ T32] r4:82ac11e4 [ 1338.101522][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.101569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.101605][ T32] r4:e05e1dc0 [ 1338.101628][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.101703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.101757][ T32] r4:00000000 [ 1338.101807][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.101869][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.101941][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.102032][ T32] r5:00001000 r4:eced5000 [ 1338.102067][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.102196][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.114328][ T32] r5:85c3938c r4:85c39000 [ 1338.114390][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.114543][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.114783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.115334][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.115785][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.116296][ T32] r5:00001000 r4:eab35000 [ 1338.116317][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.116355][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.116402][ T32] r5:853a8b8c r4:853a8800 [ 1338.116421][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.116465][ T32] r7:dddced80 r6:83018000 r5:853a8b8c r4:8533e700 [ 1338.116485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.116529][ T32] r10:61c88647 r9:8486d400 r8:8533e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.116561][ T32] r4:8533e700 [ 1338.116584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.116628][ T32] r10:00000000 r9:8533e700 r8:8027f5e8 r7:eb45de60 r6:8533e980 r5:8486d400 [ 1338.116650][ T32] r4:00000001 [ 1338.116668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.116706][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) [ 1338.116768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.116809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.116860][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.116893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.116916][ T32] r4:84abf0c0 [ 1338.117431][ T32] INFO: task kworker/0:440:4889 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.117494][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.117633][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.117736][ T32] Call trace: [ 1338.117808][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.117870][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.117895][ T32] r4:00000000 [ 1338.117915][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.118002][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.118079][ T32] 1d20: c9891000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.118156][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.118250][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.118311][ T32] r5:80000013 r4:80239bb0 [ 1338.118344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.118393][ T32] r4:82ac11e4 [ 1338.118414][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.118484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.118512][ T32] r4:e05e1dc0 [ 1338.118561][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.118624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.118655][ T32] r4:00000000 [ 1338.118678][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.118725][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.118748][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.118863][ T32] r5:00001000 r4:eced5000 [ 1338.118890][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.118932][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.118989][ T32] r5:85c3938c r4:85c39000 [ 1338.119035][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.119118][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.119172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.119234][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.119282][ T32] r4:846ded00 ** 1 printk messages dropped ** [ 1338.119359][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.119872][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.120135][ T32] r4:8486e000 ** 4 printk messages dropped ** [ 1338.120427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 ** 9 printk messages dropped ** [ 1338.120834][ T32] r5:00001000 r4:eabcf000 [ 1338.120877][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.120935][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.121041][ T32] r7:dddced80 r6:83018000 r5:853a978c r4:8533e900 ** 7 printk messages dropped ** [ 1338.121388][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) ** 8 printk messages dropped ** [ 1338.145058][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.145392][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1338.145747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 2 printk messages dropped ** [ 1338.145896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.145925][ T32] r4:00000000 [ 1338.145946][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.146023][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.146047][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.146095][ T32] r5:00001000 r4:eced5000 [ 1338.146138][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.146183][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.146224][ T32] r5:85c3938c r4:85c39000 [ 1338.146244][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.146310][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.146336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.146384][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.146406][ T32] r4:846ded00 [ 1338.146426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.146470][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.146493][ T32] r4:00000001 [ 1338.146512][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.146547][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.146573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.146600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.146651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.146684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.146727][ T32] r4:84a7ddc0 [ 1338.146755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.146787][ T32] INFO: task kworker/0:442:4894 blocked for more than 464 seconds. [ 1338.146819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.146850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.146895][ T32] task:kworker/0:442 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.146989][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.147082][ T32] Call trace: [ 1338.147145][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.147191][ T32] r10:829188dc r9:eb465d84 r8:00000002 r7:60000113 r6:eb465d8c r5:8486ec00 [ 1338.147253][ T32] r4:8486ec00 [ 1338.147277][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.147331][ T32] r5:8486ec00 r4:829188d8 [ 1338.147355][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.147394][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.147473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1338.147523][ T32] r4:00000000 [ 1338.147554][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.147603][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.147642][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.147685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abf8c0 [ 1338.147708][ T32] r4:00000000 [ 1338.147727][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.147822][ T32] r9:83018005 r8:8486ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1338.147869][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.147914][ T32] r5:00001000 r4:eac07000 [ 1338.147944][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.147985][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.148048][ T32] r5:853a9b8c r4:853a9800 [ 1338.148071][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.148116][ T32] r7:dddced80 r6:83018000 r5:853a9b8c r4:8533ea00 [ 1338.148156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.148205][ T32] r10:61c88647 r9:8486ec00 r8:8533ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.148228][ T32] r4:8533ea00 [ 1338.148247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.148295][ T32] r10:00000000 r9:8533ea00 r8:8027f5e8 r7:eb45de60 r6:8533eb00 r5:8486ec00 [ 1338.148317][ T32] r4:00000001 [ 1338.148336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.148371][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) [ 1338.148397][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.148472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.149292][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.149746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1338.150166][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.150612][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.150834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.151086][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.151562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 ** 9 printk messages dropped ** [ 1338.152050][ T32] r5:00001000 r4:eaedb000 [ 1338.152070][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.171606][ T32] r7:dddced80 r6:83018000 r5:853aab8c r4:8533eb80 ** 5 printk messages dropped ** [ 1338.171988][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.172648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.173554][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.173578][ T32] r4:00000000 [ 1338.173607][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.173651][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.173717][ T32] 1d20: ca28a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.173773][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.173826][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.173867][ T32] r5:80000013 r4:80239bb0 [ 1338.173889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.173949][ T32] r4:82ac11e4 [ 1338.174009][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.174057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.174104][ T32] r4:e05e1dc0 [ 1338.174149][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.174196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.174220][ T32] r4:00000000 [ 1338.174239][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.174295][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.174321][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.174364][ T32] r5:00001000 r4:eced5000 [ 1338.174386][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.174447][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.174494][ T32] r5:85c3938c r4:85c39000 [ 1338.174515][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.174561][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.174605][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.174663][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.174687][ T32] r4:846ded00 [ 1338.174707][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.174762][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.174807][ T32] r4:00000001 [ 1338.174861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.174903][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.174931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.174960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.174987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.175015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.175044][ T32] r4:84a7ddc0 [ 1338.175067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.175100][ T32] INFO: task kworker/0:444:4898 blocked for more than 464 seconds. [ 1338.175161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.175191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.175214][ T32] task:kworker/0:444 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.175261][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.175305][ T32] Call trace: [ 1338.175374][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.175423][ T32] r10:829188dc r9:eb471d84 r8:00000002 r7:60000113 r6:eb471d8c r5:84868000 ** 3 printk messages dropped ** [ 1338.175588][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.176076][ T32] r5:00001000 r4:ead83000 [ 1338.176096][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.176136][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.176376][ T32] r7:dddced80 r6:83018000 r5:853aa38c r4:8533ec00 ** 5 printk messages dropped ** [ 1338.176607][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.176818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.177633][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1338.177798][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.178037][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.178282][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.178628][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1338.178973][ T32] INFO: task kworker/0:445:4900 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.179316][ T32] r4:85448000 ** 4 printk messages dropped ** [ 1338.179529][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 ** 9 printk messages dropped ** [ 1338.179936][ T32] r5:00001000 r4:eadb1000 [ 1338.179960][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.180174][ T32] r7:dddced80 r6:83018000 r5:853aa78c r4:8533ed00 ** 7 printk messages dropped ** [ 1338.180501][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) ** 2 printk messages dropped ** [ 1338.180633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.180662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.180684][ T32] r4:84abfb00 [ 1338.181017][ T32] INFO: task kworker/0:445:4900 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.181064][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.181124][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.181190][ T32] Call trace: [ 1338.181225][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.181272][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.181306][ T32] r4:00000000 [ 1338.181350][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.181392][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.181421][ T32] 1d20: ca28a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.181470][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.181500][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.181525][ T32] r5:80000013 r4:80239bb0 [ 1338.181546][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.181603][ T32] r4:82ac11e4 [ 1338.181639][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.181683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.181706][ T32] r4:e05e1dc0 [ 1338.181725][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.181764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.181786][ T32] r4:00000000 [ 1338.181821][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.181897][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.181945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.182024][ T32] r5:00001000 r4:eced5000 [ 1338.182072][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.182118][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.182160][ T32] r5:85c3938c r4:85c39000 [ 1338.182180][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.218501][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.218587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.218663][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.218688][ T32] r4:846ded00 [ 1338.218710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.218756][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.218779][ T32] r4:00000001 [ 1338.218828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.218882][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.218921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.218954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.218982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.219012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.219044][ T32] r4:84a7ddc0 [ 1338.219072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1338.219139][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.219515][ T32] r5:84876c00 r4:829188d8 ** 5 printk messages dropped ** [ 1338.219779][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.220065][ T32] r5:00001000 r4:eb0e1000 [ 1338.220110][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.220329][ T32] r7:dddced80 r6:83018000 r5:853ab78c r4:8533ee00 ** 5 printk messages dropped ** [ 1338.220645][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.220927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.221853][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1338.222185][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1338.227275][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.227771][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.228045][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1338.228442][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.229044][ T32] r5:84860000 r4:829188d8 ** 5 printk messages dropped ** [ 1338.229442][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.229737][ T32] r5:00001000 r4:eaeef000 ** 1 printk messages dropped ** [ 1338.229794][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.230176][ T32] r10:00000000 r9:8523e100 r8:8027f5e8 r7:eb479e60 r6:8523e080 r5:84860000 ** 10 printk messages dropped ** [ 1338.231118][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.231348][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1338.231912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.232150][ T32] r4:e05e1dc0 [ 1338.259990][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.260172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.260227][ T32] r4:00000000 [ 1338.260291][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.260393][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.260445][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.260541][ T32] r5:00001000 r4:eced5000 [ 1338.260754][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.260866][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.261013][ T32] r5:85c3938c r4:85c39000 [ 1338.261059][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.261208][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.261262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.261358][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.261407][ T32] r4:846ded00 [ 1338.261454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.261589][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.261643][ T32] r4:00000001 [ 1338.261687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.261767][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.261833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.261904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.261998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.262067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.267332][ T32] r4:84a7ddc0 [ 1338.267451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.267517][ T32] INFO: task kworker/0:448:4905 blocked for more than 464 seconds. [ 1338.267778][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.267870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.267924][ T32] task:kworker/0:448 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.268043][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.268258][ T32] Call trace: [ 1338.268333][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.268498][ T32] r10:829188dc r9:eb435d84 r8:00000002 r7:60000013 r6:eb435d8c r5:84860c00 [ 1338.268554][ T32] r4:84860c00 [ 1338.268598][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.268826][ T32] r5:84860c00 r4:829188d8 [ 1338.268885][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.268969][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.269135][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1338.269195][ T32] r4:00000000 [ 1338.269259][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.269386][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.269474][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.269563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8480 [ 1338.269615][ T32] r4:00000000 [ 1338.269659][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.269761][ T32] r9:83018005 r8:84860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1338.269813][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.269903][ T32] r5:00001000 r4:eb159000 [ 1338.270020][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.270154][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.270328][ T32] r5:853abb8c r4:853ab800 [ 1338.270531][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.270634][ T32] r7:dddced80 r6:83018000 r5:853abb8c r4:8523e000 [ 1338.270680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.270779][ T32] r10:61c88647 r9:84860c00 r8:8523e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.270834][ T32] r4:8523e000 [ 1338.270882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.270978][ T32] r10:00000000 r9:8523e000 r8:8027f5e8 r7:eb479e60 r6:8523e180 r5:84860c00 [ 1338.271076][ T32] r4:00000001 [ 1338.271323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.271447][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) [ 1338.271572][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.271790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.272011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.272167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.289195][ T32] r4:8522d2c0 [ 1338.290974][ T32] INFO: task kworker/0:448:4905 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.291071][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.291497][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.291745][ T32] Call trace: [ 1338.291932][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.292050][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.292114][ T32] r4:00000000 [ 1338.308394][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.308621][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.308697][ T32] 1d20: cb30c000 ece39000 00000001 80239b98 7f159000 00000001 ** 4 printk messages dropped ** [ 1338.309078][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1338.310294][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.311882][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.326732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.327083][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.327455][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.327860][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.328016][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.328186][ T32] r7:dddced80 r6:83018000 r5:853ab38c r4:8523e200 ** 3 printk messages dropped ** [ 1338.328323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.328592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.329483][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 5 printk messages dropped ** [ 1338.329697][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1338.329818][ T32] r4:82ac11e4 [ 1338.329869][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.329929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.329954][ T32] r4:e05e1dc0 [ 1338.330038][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.330088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.330119][ T32] r4:00000000 [ 1338.330140][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.330185][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.330228][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.330280][ T32] r5:00001000 r4:eced5000 [ 1338.330322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.330366][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.330428][ T32] r5:85c3938c r4:85c39000 [ 1338.330476][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.330525][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.330547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.330593][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.330615][ T32] r4:846ded00 [ 1338.330655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.330719][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.330745][ T32] r4:00000001 [ 1338.330766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.330817][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.330884][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.330917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.330945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.330973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.331019][ T32] r4:84a7ddc0 [ 1338.331044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.331095][ T32] INFO: task kworker/0:450:4910 blocked for more than 464 seconds. [ 1338.331130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.331155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.331176][ T32] task:kworker/0:450 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.331222][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.331290][ T32] Call trace: [ 1338.331342][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.331391][ T32] r10:829188dc r9:eb489d84 r8:00000002 r7:60000013 r6:eb489d8c r5:84862400 [ 1338.331415][ T32] r4:84862400 [ 1338.331435][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.331496][ T32] r5:84862400 r4:829188d8 [ 1338.331568][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.331627][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.331674][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 [ 1338.331698][ T32] r4:00000000 [ 1338.331717][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.331753][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.331788][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.331899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8780 [ 1338.331934][ T32] r4:00000000 [ 1338.331956][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.332002][ T32] r9:83018005 r8:84862400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1338.332030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.332135][ T32] r5:00001000 r4:eb1db000 [ 1338.347361][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.347493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.347544][ T32] r5:8538ff8c r4:8538fc00 [ 1338.347573][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.347640][ T32] r7:dddced80 r6:83018000 r5:8538ff8c r4:8523e300 [ 1338.347663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.347723][ T32] r10:61c88647 r9:84862400 r8:8523e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.347770][ T32] r4:8523e300 [ 1338.347793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.347847][ T32] r10:00000000 r9:8523e300 r8:8027f5e8 r7:eb435e60 r6:8523e400 r5:84862400 ** 5 printk messages dropped ** [ 1338.348125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.349058][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.349255][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1338.349556][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.349998][ T32] r5:85c3938c r4:85c39000 ** 5 printk messages dropped ** [ 1338.350206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.350562][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1338.350783][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.351091][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.351703][ T32] r5:00001000 r4:eb1a3000 [ 1338.351728][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.351939][ T32] r7:dddced80 r6:83018000 r5:853abf8c r4:8523e380 ** 7 printk messages dropped ** [ 1338.365688][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 1338.365745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.365795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.365825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.365869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.365892][ T32] r4:852c83c0 [ 1338.366442][ T32] INFO: task kworker/0:451:4912 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.366487][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.366619][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.366721][ T32] Call trace: [ 1338.366759][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.366821][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.366858][ T32] r4:00000000 [ 1338.366879][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.366937][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.366997][ T32] 1d20: cbc75000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.367050][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.367102][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.367129][ T32] r5:80000013 r4:80239bb0 [ 1338.367150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.367193][ T32] r4:82ac11e4 [ 1338.367234][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.367279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.367323][ T32] r4:e05e1dc0 [ 1338.367347][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.367390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.367433][ T32] r4:00000000 [ 1338.367458][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.367504][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.367548][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.367594][ T32] r5:00001000 r4:eced5000 [ 1338.367615][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.367675][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.368004][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1338.368224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.368582][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.369014][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 ** 9 printk messages dropped ** [ 1338.369435][ T32] r5:00001000 r4:eb30b000 [ 1338.369477][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.369519][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.369561][ T32] r5:85360f8c r4:85360c00 [ 1338.369581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.369633][ T32] r7:dddced80 r6:83018000 r5:85360f8c r4:8523e480 [ 1338.369657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.369724][ T32] r10:61c88647 r9:84863c00 r8:8523e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.369792][ T32] r4:8523e480 [ 1338.369815][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.369868][ T32] r10:00000000 r9:8523e480 r8:8027f5e8 r7:eb489e60 r6:8523e600 r5:84863c00 [ 1338.369914][ T32] r4:00000001 [ 1338.369938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.370022][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1338.370082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.370138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.370171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.370209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.370237][ T32] r4:852c8540 [ 1338.370592][ T32] INFO: task kworker/0:452:4914 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.370628][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.370685][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.370730][ T32] Call trace: [ 1338.370788][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.370849][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.370873][ T32] r4:00000000 [ 1338.370893][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.370929][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.370978][ T32] 1d20: cbc75000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.371031][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.371069][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.371102][ T32] r5:80000013 r4:80239bb0 [ 1338.371123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.371163][ T32] r4:82ac11e4 [ 1338.371183][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.371224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.371261][ T32] r4:e05e1dc0 [ 1338.371283][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.371326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 1 printk messages dropped ** [ 1338.371393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1338.371855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.392855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.393207][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.393816][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.394182][ T32] r9:83018005 r8:84864800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 3 printk messages dropped ** [ 1338.394364][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.394718][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.394976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.396055][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1338.396429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 11 printk messages dropped ** [ 1338.396900][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.397289][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1338.397502][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1338.398012][ T32] r10:829188dc r9:eb499d84 r8:00000002 r7:60000113 r6:eb499d8c r5:84865400 ** 9 printk messages dropped ** [ 1338.398548][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.398828][ T32] r5:00001000 r4:eb2df000 ** 2 printk messages dropped ** [ 1338.398943][ T32] r5:8536078c r4:85360400 ** 3 printk messages dropped ** [ 1338.399126][ T32] r10:61c88647 r9:84865400 r8:8523e6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1338.399540][ T32] r4:852c8840 ** 5 printk messages dropped ** [ 1338.400251][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.400277][ T32] r4:00000000 [ 1338.400300][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.400351][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.400383][ T32] 1d20: cbf84000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.400412][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.400439][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.400462][ T32] r5:80000013 r4:80239bb0 [ 1338.400511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.400583][ T32] r4:82ac11e4 [ 1338.400634][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.400691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.400749][ T32] r4:e05e1dc0 [ 1338.400771][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.400815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.400865][ T32] r4:00000000 [ 1338.400979][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.401026][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.401051][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.401098][ T32] r5:00001000 r4:eced5000 [ 1338.401178][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.401221][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.401263][ T32] r5:85c3938c r4:85c39000 [ 1338.401283][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.401354][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.401388][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.401462][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.401519][ T32] r4:846ded00 [ 1338.401564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.401624][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.401647][ T32] r4:00000001 [ 1338.401667][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.401701][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.401727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.401756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.401783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.401898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.401943][ T32] r4:84a7ddc0 [ 1338.402016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.402050][ T32] INFO: task kworker/0:455:4920 blocked for more than 464 seconds. [ 1338.402102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.402131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.402152][ T32] task:kworker/0:455 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.424611][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.424729][ T32] Call trace: [ 1338.424766][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.424862][ T32] r10:829188dc r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:84866000 [ 1338.424900][ T32] r4:84866000 [ 1338.424923][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.424996][ T32] r5:84866000 r4:829188d8 [ 1338.425130][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.425291][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.425351][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1338.425376][ T32] r4:00000000 [ 1338.425396][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.425433][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.425471][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.425522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852292c0 [ 1338.425573][ T32] r4:00000000 [ 1338.425597][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.425646][ T32] r9:83018005 r8:84866000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1338.425668][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.425709][ T32] r5:00001000 r4:eb4bf000 [ 1338.425741][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.425807][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.425875][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.426465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.427336][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.427573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1338.428300][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.428693][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 7 printk messages dropped ** [ 1338.429069][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1338.429345][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.429600][ T32] r5:84866c00 r4:829188d8 ** 5 printk messages dropped ** [ 1338.429942][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.430391][ T32] r5:00001000 r4:eb4a7000 ** 1 printk messages dropped ** [ 1338.430491][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.431013][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.431933][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.455403][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.455662][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.456023][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1338.456287][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1338.456492][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 1 printk messages dropped ** [ 1338.456571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.456604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.456634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.456657][ T32] r4:84a7ddc0 [ 1338.456711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.456761][ T32] INFO: task kworker/0:457:4924 blocked for more than 464 seconds. [ 1338.456796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.456855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.456885][ T32] task:kworker/0:457 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.456990][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.457041][ T32] Call trace: [ 1338.457120][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.457196][ T32] r10:829188dc r9:eb4a5d84 r8:00000002 r7:60000113 r6:eb4a5d8c r5:85458000 [ 1338.457258][ T32] r4:85458000 [ 1338.457283][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.457349][ T32] r5:85458000 r4:829188d8 [ 1338.457381][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.457450][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.457516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1338.457542][ T32] r4:00000000 [ 1338.457562][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.457599][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.457646][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.457720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8f00 [ 1338.457754][ T32] r4:00000000 [ 1338.457775][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.457827][ T32] r9:83018005 r8:85458000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1338.457856][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.457897][ T32] r5:00001000 r4:eb4b3000 [ 1338.457932][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.458018][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.458088][ T32] r5:85360b8c r4:85360800 [ 1338.458145][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.458240][ T32] r7:dddced80 r6:83018000 r5:85360b8c r4:8523ea00 [ 1338.458290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.458344][ T32] r10:61c88647 r9:85458000 r8:8523ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.458367][ T32] r4:8523ea00 [ 1338.458387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.458431][ T32] r10:00000000 r9:8523ea00 r8:8027f5e8 r7:eb49de60 r6:8523ea80 r5:85458000 [ 1338.458482][ T32] r4:00000001 [ 1338.458525][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.458590][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1338.458622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.458666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.458717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.458751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.458774][ T32] r4:852c8d40 [ 1338.459281][ T32] INFO: task kworker/0:457:4924 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.459342][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.459460][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.459524][ T32] Call trace: [ 1338.459583][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.459637][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.459660][ T32] r4:00000000 [ 1338.459680][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.459717][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.459769][ T32] 1d20: cc5b5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.459804][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 5 printk messages dropped ** [ 1338.460081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1338.460315][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 7 printk messages dropped ** [ 1338.460615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.460998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.461349][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.461734][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.484876][ T32] r5:00001000 r4:eb4cb000 [ 1338.484918][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.485192][ T32] r7:dddced80 r6:83018000 r5:85361f8c r4:8523eb00 ** 7 printk messages dropped ** [ 1338.485528][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) ** 6 printk messages dropped ** [ 1338.486312][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.486760][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.486795][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.486824][ T32] r5:80000013 r4:80239bb0 [ 1338.486855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.486918][ T32] r4:82ac11e4 [ 1338.486960][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.487006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.487028][ T32] r4:e05e1dc0 [ 1338.487049][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.487097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.487122][ T32] r4:00000000 [ 1338.487142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.487207][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.487255][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.487304][ T32] r5:00001000 r4:eced5000 [ 1338.487325][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.487365][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.487465][ T32] r5:85c3938c r4:85c39000 [ 1338.487498][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.487569][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.487594][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.487641][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.487685][ T32] r4:846ded00 [ 1338.487708][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.487801][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.487828][ T32] r4:00000001 [ 1338.487854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.487901][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.487931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.487982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.488013][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.488063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.488090][ T32] r4:84a7ddc0 [ 1338.488133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.488168][ T32] INFO: task kworker/0:459:4927 blocked for more than 464 seconds. [ 1338.488202][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.488255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.488301][ T32] task:kworker/0:459 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.488352][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.488422][ T32] Call trace: [ 1338.488524][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.488574][ T32] r10:829188dc r9:eb4b1d84 r8:00000002 r7:60000013 r6:eb4b1d8c r5:85459800 [ 1338.488636][ T32] r4:85459800 [ 1338.488662][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.488704][ T32] r5:85459800 r4:829188d8 [ 1338.488746][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.488790][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.488874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 [ 1338.488923][ T32] r4:00000000 [ 1338.488963][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.489004][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.489041][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.489155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7340 [ 1338.489200][ T32] r4:00000000 [ 1338.489233][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.489283][ T32] r9:83018005 r8:85459800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1338.489304][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.489380][ T32] r5:00001000 r4:eb4d7000 [ 1338.489438][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.489507][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.489557][ T32] r5:8536238c r4:85362000 [ 1338.489578][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.489621][ T32] r7:dddced80 r6:83018000 r5:8536238c r4:8523eb80 [ 1338.489640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.489727][ T32] r10:61c88647 r9:85459800 r8:8523ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.489755][ T32] r4:8523eb80 [ 1338.489797][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.489853][ T32] r10:00000000 r9:8523eb80 r8:8027f5e8 r7:eb4bde60 r6:8523ec80 r5:85459800 ** 4 printk messages dropped ** [ 1338.490036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.490766][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.491232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1338.491710][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.491878][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.491929][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.491953][ T32] r4:846ded00 [ 1338.491972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.492045][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.492072][ T32] r4:00000001 [ 1338.492104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.512516][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.512616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.512653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.512681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.512714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.512737][ T32] r4:84a7ddc0 [ 1338.512764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.512795][ T32] INFO: task kworker/0:460:4930 blocked for more than 465 seconds. [ 1338.512829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.512866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.512889][ T32] task:kworker/0:460 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.512979][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.513087][ T32] Call trace: [ 1338.513132][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.513186][ T32] r10:829188dc r9:eb4c9d84 r8:00000002 r7:60000113 r6:eb4c9d8c r5:8545a400 [ 1338.513210][ T32] r4:8545a400 [ 1338.513230][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.513282][ T32] r5:8545a400 r4:829188d8 [ 1338.513307][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.513393][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 ** 6 printk messages dropped ** [ 1338.513611][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.513765][ T32] r5:00001000 r4:eb4eb000 [ 1338.513787][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.513937][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.514433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.515451][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.515664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1338.516242][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.516350][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.516464][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.516577][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.516686][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.516719][ T32] r4:846ded00 [ 1338.516741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.516787][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.516809][ T32] r4:00000001 [ 1338.516849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.516984][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.517062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.517100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.517128][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.517180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.517206][ T32] r4:84a7ddc0 [ 1338.517236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.517265][ T32] INFO: task kworker/0:461:4931 blocked for more than 465 seconds. [ 1338.517295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.517319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.517340][ T32] task:kworker/0:461 state:D stack:0 pid:4931 tgid:4931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.517479][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.517588][ T32] Call trace: [ 1338.517628][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.517675][ T32] r10:829188dc r9:eb4d5d84 r8:00000002 r7:60000013 r6:eb4d5d8c r5:8545b000 [ 1338.517708][ T32] r4:8545b000 [ 1338.517732][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.517772][ T32] r5:8545b000 r4:829188d8 [ 1338.517793][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.517831][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.517905][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1338.517932][ T32] r4:00000000 [ 1338.517951][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.518061][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.518106][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.518166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7500 [ 1338.518215][ T32] r4:00000000 [ 1338.518260][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.518384][ T32] r5:00001000 r4:eb4e3000 [ 1338.518405][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.518534][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.518958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.519777][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.520271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 13 printk messages dropped ** [ 1338.520817][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.521190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.521614][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.521900][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1338.543633][ T32] r4:00000000 [ 1338.543713][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.543800][ T32] r9:83018005 r8:8545d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1338.543830][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.543886][ T32] r5:00001000 r4:eb4f7000 [ 1338.543908][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.543946][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.543989][ T32] r5:85362f8c r4:85362c00 [ 1338.544009][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.544081][ T32] r7:dddced80 r6:83018000 r5:85362f8c r4:8523ef00 [ 1338.544120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.544171][ T32] r10:61c88647 r9:8545d400 r8:8523ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.544241][ T32] r4:8523ef00 [ 1338.544266][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.544335][ T32] r10:00000000 r9:8523ef00 r8:8027f5e8 r7:eb4c9e60 r6:8523ef80 r5:8545d400 [ 1338.544361][ T32] r4:00000001 [ 1338.544403][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.544465][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1338.544501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.544530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.544557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.544586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.544622][ T32] r4:854c7600 [ 1338.545132][ T32] INFO: task kworker/0:462:4934 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.545172][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.545273][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.545323][ T32] Call trace: [ 1338.545355][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.545402][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.545444][ T32] r4:00000000 [ 1338.545469][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.545528][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.545561][ T32] 1d20: cd218000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.545590][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.545649][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.545716][ T32] r5:80000013 r4:80239bb0 [ 1338.545768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.545814][ T32] r4:82ac11e4 [ 1338.545837][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.545923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.545951][ T32] r4:e05e1dc0 [ 1338.546075][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.546132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.546177][ T32] r4:00000000 [ 1338.546201][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.546245][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.546268][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.546387][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.546676][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.547079][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.547438][ T32] r5:8545e000 r4:829188d8 ** 5 printk messages dropped ** [ 1338.547671][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.548017][ T32] r5:00001000 r4:eb55f000 ** 1 printk messages dropped ** [ 1338.548096][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.548456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.549168][ T32] INFO: task kworker/0:463:4936 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 9 printk messages dropped ** [ 1338.549672][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 10 printk messages dropped ** [ 1338.550174][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.550633][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.550941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.551231][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.551677][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 ** 9 printk messages dropped ** [ 1338.552207][ T32] r5:00001000 r4:eb50b000 [ 1338.576975][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.577193][ T32] r7:dddced80 r6:83018000 r5:8536338c r4:854ca000 ** 1 printk messages dropped ** [ 1338.577289][ T32] r10:61c88647 r9:8545ec00 r8:854ca02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.577322][ T32] r4:854ca000 [ 1338.577377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.577428][ T32] r10:00000000 r9:854ca000 r8:8027f5e8 r7:eb501e60 r6:854ca180 r5:8545ec00 [ 1338.577481][ T32] r4:00000001 [ 1338.577506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.577544][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1338.577574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.577603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.577630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.577683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.577709][ T32] r4:854c78c0 [ 1338.578233][ T32] INFO: task kworker/0:464:4937 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.578297][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.578399][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.578451][ T32] Call trace: [ 1338.578510][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.578563][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.578608][ T32] r4:00000000 [ 1338.578667][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.578731][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.578764][ T32] 1d20: cd814000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.578795][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.578821][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.578852][ T32] r5:80000013 r4:80239bb0 [ 1338.578873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.578915][ T32] r4:82ac11e4 [ 1338.578935][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.578975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.578997][ T32] r4:e05e1dc0 [ 1338.579040][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.579108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.579157][ T32] r4:00000000 [ 1338.579202][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.579252][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.579284][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.579350][ T32] r5:00001000 r4:eced5000 [ 1338.579373][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.579478][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.579525][ T32] r5:85c3938c r4:85c39000 [ 1338.579546][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.579681][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.580164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.580527][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.580923][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1338.581524][ T32] r9:83018005 r8:85460000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 ** 1 printk messages dropped ** [ 1338.581643][ T32] r5:00001000 r4:eb513000 ** 3 printk messages dropped ** [ 1338.581773][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.595498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.596516][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.596949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 8 printk messages dropped ** [ 1338.597328][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.597688][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.598128][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.598424][ T32] r4:85460c00 ** 4 printk messages dropped ** [ 1338.598711][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 ** 9 printk messages dropped ** [ 1338.599167][ T32] r5:00001000 r4:eb533000 [ 1338.599200][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.599412][ T32] r10:61c88647 r9:85460c00 r8:854cf12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.599754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.600424][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.600578][ T32] r4:00000000 [ 1338.600608][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.600649][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.600679][ T32] 1d20: cdb2f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.600707][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.600733][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.600757][ T32] r5:80000013 r4:80239bb0 [ 1338.600777][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.600844][ T32] r4:82ac11e4 [ 1338.600891][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.600937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.600960][ T32] r4:e05e1dc0 [ 1338.600979][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.601020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.601042][ T32] r4:00000000 [ 1338.601092][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.601161][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.601188][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.601246][ T32] r5:00001000 r4:eced5000 [ 1338.601285][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.601328][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.601369][ T32] r5:85c3938c r4:85c39000 [ 1338.601389][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.601433][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.601453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.601538][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.601570][ T32] r4:846ded00 [ 1338.601591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.601637][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.601671][ T32] r4:00000001 [ 1338.601704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.601742][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.601769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.601797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.601824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.601859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.601909][ T32] r4:84a7ddc0 [ 1338.601942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.602012][ T32] INFO: task kworker/0:466:4943 blocked for more than 465 seconds. [ 1338.602080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.602117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.602139][ T32] task:kworker/0:466 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.621394][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.621573][ T32] Call trace: [ 1338.621653][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.621743][ T32] r10:829188dc r9:eb531d84 r8:00000002 r7:60000113 r6:eb531d8c r5:85462400 [ 1338.621779][ T32] r4:85462400 [ 1338.621849][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.621904][ T32] r5:85462400 r4:829188d8 [ 1338.621957][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.622058][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.622113][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1338.622174][ T32] r4:00000000 [ 1338.622933][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.623003][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.623045][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.623113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91380 [ 1338.623143][ T32] r4:00000000 [ 1338.623164][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.623218][ T32] r9:83018005 r8:85462400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1338.623266][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.623366][ T32] r5:00001000 r4:eb007000 [ 1338.623394][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.623457][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.623505][ T32] r5:8537d38c r4:8537d000 [ 1338.623528][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.623580][ T32] r7:dddced80 r6:83018000 r5:8537d38c r4:854ca300 [ 1338.623632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.623732][ T32] r10:61c88647 r9:85462400 r8:854ca32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.623784][ T32] r4:854ca300 [ 1338.623810][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.623870][ T32] r10:00000000 r9:854ca300 r8:8027f5e8 r7:eb501e60 r6:854ca400 r5:85462400 [ 1338.623896][ T32] r4:00000001 [ 1338.623916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.623960][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1338.623993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.624023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.624877][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.625117][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.625280][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1338.625499][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1338.625847][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1338.626273][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.626609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.627031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.627357][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.627777][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.627824][ T32] r5:00001000 r4:eb53f000 ** 2 printk messages dropped ** [ 1338.627961][ T32] r5:8547df8c r4:8547dc00 ** 3 printk messages dropped ** [ 1338.628164][ T32] r10:61c88647 r9:85461800 r8:854cf0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.628208][ T32] r4:854cf080 [ 1338.628234][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.628307][ T32] r10:00000000 r9:854cf080 r8:8027f5e8 r7:eb111e60 r6:854ca480 r5:85461800 [ 1338.628333][ T32] r4:00000001 [ 1338.628362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.628421][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1338.628459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.628498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.628546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.628594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.628658][ T32] r4:854cd280 [ 1338.629023][ T32] INFO: task kworker/1:439:4945 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.629061][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.629151][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.629197][ T32] Call trace: [ 1338.629249][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.629330][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.629379][ T32] r4:00000000 [ 1338.629404][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.629450][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.629483][ T32] 1d20: cdf48000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.629512][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.629559][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.629587][ T32] r5:80000013 r4:80239bb0 [ 1338.629629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.629681][ T32] r4:82ac11e4 [ 1338.629704][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.629764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.629789][ T32] r4:e05e1dc0 [ 1338.629818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.629872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.629896][ T32] r4:00000000 [ 1338.629916][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.630041][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.630076][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.630127][ T32] r5:00001000 r4:eced5000 [ 1338.630148][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.630209][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.630255][ T32] r5:85c3938c r4:85c39000 [ 1338.630276][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.630321][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.630342][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.630419][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.630459][ T32] r4:846ded00 [ 1338.630493][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.630563][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.630627][ T32] r4:00000001 [ 1338.630651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.630709][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.630738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.630768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.630803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.630835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.630867][ T32] r4:84a7ddc0 [ 1338.630888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.630915][ T32] INFO: task kworker/1:440:4947 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.631064][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.631547][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.667256][ T32] r5:00001000 r4:eb553000 [ 1338.667304][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.667372][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.667643][ T32] r10:61c88647 r9:85464800 r8:854cf02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1338.668755][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1338.669473][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.670136][ T32] r5:85c3938c r4:85c39000 ** 6 printk messages dropped ** [ 1338.670524][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1338.671076][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.671628][ T32] r5:85486c00 r4:829188d8 ** 1 printk messages dropped ** [ 1338.671689][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.671734][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 [ 1338.671779][ T32] r4:00000000 [ 1338.671805][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.671851][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.671946][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.671998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cd9c0 [ 1338.672021][ T32] r4:00000000 [ 1338.672079][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.672133][ T32] r9:83018205 r8:85486c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1338.672155][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.679573][ T32] r5:00001000 r4:e00bd000 [ 1338.679702][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.679779][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.679825][ T32] r5:8547ef8c r4:8547ec00 [ 1338.679858][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.679922][ T32] r7:ddde2d80 r6:83018200 r5:8547ef8c r4:854cf180 [ 1338.679948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.680000][ T32] r10:61c88647 r9:85486c00 r8:854cf1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.680023][ T32] r4:854cf180 [ 1338.680091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.680200][ T32] r10:00000000 r9:854cf180 r8:8027f5e8 r7:eb111e60 r6:854cf280 r5:85486c00 [ 1338.680249][ T32] r4:00000001 [ 1338.680274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.680313][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1338.680364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.680397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.680433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.680500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.680530][ T32] r4:854cd3c0 [ 1338.681072][ T32] INFO: task kworker/1:441:4949 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.681126][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.681198][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.681331][ T32] Call trace: [ 1338.681395][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.681467][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.681538][ T32] r4:00000000 [ 1338.681562][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.681614][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.681669][ T32] 1d20: ce8a5000 ece39000 00000001 80239b98 7f159000 00000001 ** 4 printk messages dropped ** [ 1338.681907][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1338.693048][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1338.693715][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.694173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.694788][ T32] r10:829188dc r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:85485400 ** 10 printk messages dropped ** [ 1338.695351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cda80 ** 4 printk messages dropped ** [ 1338.695605][ T32] r5:00001000 r4:e050b000 ** 4 printk messages dropped ** [ 1338.695963][ T32] r7:ddde2d80 r6:83018200 r5:8547f38c r4:854cf200 ** 6 printk messages dropped ** [ 1338.696249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.697306][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.697889][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 11 printk messages dropped ** [ 1338.698613][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1338.698987][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.699347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1338.699890][ T32] r4:85486000 ** 4 printk messages dropped ** [ 1338.700235][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 ** 9 printk messages dropped ** [ 1338.700671][ T32] r5:00001000 r4:e06d1000 [ 1338.700691][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.700768][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.700816][ T32] r5:8547f78c r4:8547f400 [ 1338.700868][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.700939][ T32] r7:ddde2d80 r6:83018200 r5:8547f78c r4:854cf380 [ 1338.700986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.701035][ T32] r10:61c88647 r9:85486000 r8:854cf3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.701057][ T32] r4:854cf380 [ 1338.701101][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.701179][ T32] r10:00000000 r9:854cf380 r8:8027f5e8 r7:eb111e60 r6:854cf400 r5:85486000 [ 1338.701216][ T32] r4:00000001 [ 1338.701241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.701279][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1338.701316][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.701348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.701400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.701432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.701454][ T32] r4:854cd3c0 [ 1338.701846][ T32] INFO: task kworker/1:443:4955 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.701919][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.702062][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.702160][ T32] Call trace: [ 1338.732854][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.732999][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.733056][ T32] r4:00000000 [ 1338.733115][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.733171][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.733221][ T32] 1d20: cf24a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.733296][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.733333][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.733360][ T32] r5:80000013 r4:80239bb0 [ 1338.733393][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.733464][ T32] r4:82ac11e4 [ 1338.733534][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.733630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.733668][ T32] r4:e05e1dc0 [ 1338.733705][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.733757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.733782][ T32] r4:00000000 [ 1338.733802][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.733856][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.733912][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.733996][ T32] r5:00001000 r4:eced5000 [ 1338.734039][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.734098][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.734184][ T32] r5:85c3938c r4:85c39000 [ 1338.734212][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.734263][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.734314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.734377][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.734449][ T32] r4:846ded00 [ 1338.734505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.734584][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.734626][ T32] r4:00000001 [ 1338.734659][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.734737][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.734791][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.735235][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.735837][ T32] r4:85483c00 ** 4 printk messages dropped ** [ 1338.736173][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 ** 9 printk messages dropped ** [ 1338.736835][ T32] r5:00001000 r4:eacc1000 [ 1338.736908][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.737196][ T32] r7:ddde2d80 r6:83018200 r5:8471438c r4:854cf480 ** 8 printk messages dropped ** [ 1338.737669][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.738883][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 9 printk messages dropped ** [ 1338.739532][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1338.740223][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.740833][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 12 printk messages dropped ** [ 1338.741722][ T32] task:kworker/1:445 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1338.765323][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.765571][ T32] r5:00001000 r4:eac4b000 [ 1338.765600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.765645][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.765688][ T32] r5:8547fb8c r4:8547f800 [ 1338.765709][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.765767][ T32] r7:ddde2d80 r6:83018200 r5:8547fb8c r4:854cf580 [ 1338.765789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.765835][ T32] r10:61c88647 r9:85488000 r8:854cf5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.765868][ T32] r4:854cf580 [ 1338.765889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.765956][ T32] r10:00000000 r9:854cf580 r8:8027f5e8 r7:eb56de60 r6:854cf680 r5:85488000 [ 1338.766057][ T32] r4:00000001 [ 1338.766088][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.766131][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1338.766162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.766191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.766242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.766278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.766324][ T32] r4:854cdc00 [ 1338.766882][ T32] INFO: task kworker/1:445:4959 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.766946][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.767022][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.767072][ T32] Call trace: [ 1338.767134][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.767183][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.767208][ T32] r4:00000000 [ 1338.767228][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.767265][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.767325][ T32] 1d20: cf76d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.767360][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.767386][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.767410][ T32] r5:80000013 r4:80239bb0 [ 1338.767454][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.767509][ T32] r4:82ac11e4 [ 1338.767530][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.767592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.767624][ T32] r4:e05e1dc0 [ 1338.767644][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.767687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.767755][ T32] r4:00000000 [ 1338.767811][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.767890][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.767938][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.767984][ T32] r5:00001000 r4:eced5000 [ 1338.768026][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.768074][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.768146][ T32] r5:85c3938c r4:85c39000 [ 1338.768193][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.768243][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.768264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.768310][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.768333][ T32] r4:846ded00 [ 1338.768353][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.768397][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.768420][ T32] r4:00000001 [ 1338.768439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.768473][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.768511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.768542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.768593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.768652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.768685][ T32] r4:84a7ddc0 [ 1338.768710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.768773][ T32] INFO: task kworker/0:467:4962 blocked for more than 465 seconds. [ 1338.768812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.768837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1338.769006][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.769384][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.769904][ T32] r5:00001000 r4:eaf7d000 [ 1338.769925][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.770222][ T32] r7:dddced80 r6:83018000 r5:85363f8c r4:854ca580 ** 8 printk messages dropped ** [ 1338.770654][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.771603][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.772080][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1338.785339][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 4 printk messages dropped ** [ 1338.785633][ T32] r5:85c3938c r4:85c39000 [ 1338.785729][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.785823][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.785860][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.785939][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.786036][ T32] r4:846ded00 [ 1338.786065][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.786118][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.786142][ T32] r4:00000001 [ 1338.786184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.786231][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.786285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.786320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.786350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.786380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.786402][ T32] r4:84a7ddc0 [ 1338.786447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.786485][ T32] INFO: task kworker/1:446:4963 blocked for more than 465 seconds. [ 1338.786541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.786592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.786620][ T32] task:kworker/1:446 state:D stack:0 pid:4963 tgid:4963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.786718][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.786786][ T32] Call trace: [ 1338.786825][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.786912][ T32] r10:829188dc r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:85489800 [ 1338.786963][ T32] r4:85489800 [ 1338.786998][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.787062][ T32] r5:85489800 r4:829188d8 [ 1338.787089][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.787135][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.787179][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1338.787201][ T32] r4:00000000 [ 1338.787244][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.787309][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.787351][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.787415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7f40 [ 1338.787443][ T32] r4:00000000 [ 1338.787463][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.787530][ T32] r9:83018205 r8:85489800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1338.787576][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.787641][ T32] r5:00001000 r4:eaddb000 [ 1338.787665][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.787704][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.787772][ T32] r5:8540c78c r4:8540c400 [ 1338.787792][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.787835][ T32] r7:ddde2d80 r6:83018200 r5:8540c78c r4:854cf700 [ 1338.787905][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.788268][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.789203][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 9 printk messages dropped ** [ 1338.789602][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1338.790282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.790657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.790684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.790736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.790771][ T32] r4:84a7ddc0 [ 1338.790794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.790846][ T32] INFO: task kworker/1:447:4964 blocked for more than 465 seconds. [ 1338.790881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.790905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.790926][ T32] task:kworker/1:447 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.790996][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.791063][ T32] Call trace: [ 1338.791135][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.791181][ T32] r10:829188dc r9:eb579d84 r8:00000002 r7:60000013 r6:eb579d8c r5:8548a400 [ 1338.791224][ T32] r4:8548a400 [ 1338.791249][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.791310][ T32] r5:8548a400 r4:829188d8 [ 1338.791335][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.791396][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.791466][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1338.791493][ T32] r4:00000000 [ 1338.791512][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.791574][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.791614][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.791655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cc440 [ 1338.791676][ T32] r4:00000000 [ 1338.791728][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.791776][ T32] r9:83018205 r8:8548a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1338.791798][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.791852][ T32] r5:00001000 r4:eae9d000 [ 1338.791907][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.791950][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.791993][ T32] r5:8540cb8c r4:8540c800 [ 1338.792012][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.792054][ T32] r7:ddde2d80 r6:83018200 r5:8540cb8c r4:854cf800 [ 1338.792106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.792155][ T32] r10:61c88647 r9:8548a400 r8:854cf82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.792214][ T32] r4:854cf800 [ 1338.810828][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.810945][ T32] r10:00000000 r9:854cf800 r8:8027f5e8 r7:eb529e60 r6:854cf880 r5:8548a400 [ 1338.810974][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.811077][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) ** 6 printk messages dropped ** [ 1338.812029][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.812212][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.822615][ T32] Call trace: [ 1338.822665][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.822736][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.822775][ T32] r4:00000000 [ 1338.822827][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.822908][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.822945][ T32] 1d20: cfd75000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.822975][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.823022][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.823051][ T32] r5:80000013 r4:80239bb0 [ 1338.823128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.823212][ T32] r4:82ac11e4 [ 1338.823273][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.823340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.823387][ T32] r4:e05e1dc0 [ 1338.823412][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.823479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.823506][ T32] r4:00000000 [ 1338.823527][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.823574][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.823659][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.823772][ T32] r5:00001000 r4:eced5000 [ 1338.823837][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.823895][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.824070][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.824487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.825358][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.825587][ T32] r5:85463000 r4:829188d8 ** 5 printk messages dropped ** [ 1338.826049][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.826583][ T32] r5:00001000 r4:eae43000 [ 1338.826631][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.826888][ T32] r7:ddde2d80 r6:83018200 r5:8540c38c r4:854cf900 ** 7 printk messages dropped ** [ 1338.827251][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) ** 6 printk messages dropped ** [ 1338.828110][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.828986][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.829421][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.829898][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.830526][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 7 printk messages dropped ** [ 1338.831336][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1338.831791][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.853767][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.854449][ T32] r5:00001000 r4:eae73000 ** 1 printk messages dropped ** [ 1338.854644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.854856][ T32] r4:854cfa00 ** 7 printk messages dropped ** [ 1338.855219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.856455][ T32] r4:00000000 [ 1338.856475][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.856660][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.856694][ T32] 1d20: d0003000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.856726][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.856779][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.856808][ T32] r5:80000013 r4:80239bb0 [ 1338.856829][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.856877][ T32] r4:82ac11e4 [ 1338.856916][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.856982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.857104][ T32] r4:e05e1dc0 [ 1338.857207][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.857264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.857287][ T32] r4:00000000 [ 1338.857308][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.857454][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.857482][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.857525][ T32] r5:00001000 r4:eced5000 [ 1338.857545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.857658][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.857710][ T32] r5:85c3938c r4:85c39000 [ 1338.857733][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.857780][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.857828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.857891][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.857942][ T32] r4:846ded00 [ 1338.858033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.858091][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.858231][ T32] r4:00000001 [ 1338.858256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.858381][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.858413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.858443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.858475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.858505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.858526][ T32] r4:84a7ddc0 [ 1338.858548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.858577][ T32] INFO: task kworker/1:450:4971 blocked for more than 465 seconds. [ 1338.858612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.858671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.858727][ T32] task:kworker/1:450 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.858826][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.859122][ T32] Call trace: [ 1338.859302][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.859356][ T32] r10:829188dc r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:8545c800 [ 1338.859380][ T32] r4:8545c800 [ 1338.859567][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.859612][ T32] r5:8545c800 r4:829188d8 [ 1338.859635][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.859711][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.859761][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1338.859784][ T32] r4:00000000 [ 1338.859803][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.859872][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.859915][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.859955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cc9c0 ** 4 printk messages dropped ** [ 1338.860259][ T32] r5:00001000 r4:eb08b000 [ 1338.860283][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.860322][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.860468][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.860986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.861722][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.888119][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 6 printk messages dropped ** [ 1338.888724][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.889391][ T32] r5:85c3938c r4:85c39000 ** 6 printk messages dropped ** [ 1338.889923][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1338.890366][ T32] INFO: task kworker/1:451:4972 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.890884][ T32] r5:8545bc00 r4:829188d8 ** 5 printk messages dropped ** [ 1338.891270][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.891674][ T32] r5:00001000 r4:eaf09000 ** 1 printk messages dropped ** [ 1338.891763][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.905535][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.906053][ T32] r4:852cc400 ** 3 printk messages dropped ** [ 1338.907006][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.907267][ T32] 1d20: d05ce000 ece39000 00000001 80239b98 7f159000 00000001 ** 9 printk messages dropped ** [ 1338.907698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1338.908455][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1338.908854][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.909171][ T32] r4:84a7ddc0 ** 8 printk messages dropped ** [ 1338.910142][ T32] r10:829188dc r9:eb5a1d84 r8:00000002 r7:60000013 r6:eb5a1d8c r5:85466c00 ** 4 printk messages dropped ** [ 1338.910376][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.910491][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a1e08 [ 1338.910606][ T32] r4:00000000 [ 1338.910910][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1338.910969][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.911069][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.911177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cc7c0 [ 1338.911291][ T32] r4:00000000 [ 1338.911316][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.911451][ T32] r9:83018205 r8:85466c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.911567][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.911614][ T32] r5:00001000 r4:eb021000 [ 1338.911659][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.911703][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.911744][ T32] r5:8540db8c r4:8540d800 [ 1338.911766][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.911810][ T32] r7:ddde2d80 r6:83018200 r5:8540db8c r4:854cfb80 [ 1338.911831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.911902][ T32] r10:61c88647 r9:85466c00 r8:854cfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.911929][ T32] r4:854cfb80 [ 1338.911948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.911993][ T32] r10:00000000 r9:854cfb80 r8:8027f5e8 r7:eb599e60 r6:854ca800 r5:85466c00 [ 1338.912031][ T32] r4:00000001 [ 1338.912065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.912131][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) [ 1338.932790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.932917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.932980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.933021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.933074][ T32] r4:852cc300 [ 1338.933587][ T32] INFO: task kworker/1:452:4975 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.933656][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.933801][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.933877][ T32] Call trace: [ 1338.933957][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.934042][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.934068][ T32] r4:00000000 [ 1338.934090][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.934132][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.934189][ T32] 1d20: d083e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.934225][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.934316][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.934347][ T32] r5:80000013 r4:80239bb0 [ 1338.934520][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.934571][ T32] r4:82ac11e4 [ 1338.934592][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.934636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.934828][ T32] r4:e05e1dc0 [ 1338.934939][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.935046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.935075][ T32] r4:00000000 [ 1338.935162][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.935215][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.935237][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.935306][ T32] r5:00001000 r4:eced5000 [ 1338.935359][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.935403][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.935447][ T32] r5:85c3938c r4:85c39000 [ 1338.935467][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.935515][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.935655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.935766][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.935795][ T32] r4:846ded00 [ 1338.935843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.935982][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.936011][ T32] r4:00000001 [ 1338.936032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.936096][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.936127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.936156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.936199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.936231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.936291][ T32] r4:84a7ddc0 ** 1 printk messages dropped ** [ 1338.936406][ T32] INFO: task kworker/1:453:4977 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1338.936998][ T32] r4:85463c00 ** 5 printk messages dropped ** [ 1338.937356][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.937619][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.937754][ T32] r5:00001000 r4:eb055000 ** 1 printk messages dropped ** [ 1338.937876][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.938539][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) ** 6 printk messages dropped ** [ 1338.939218][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.939880][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1338.940233][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 9 printk messages dropped ** [ 1338.940866][ T32] r4:846ded00 ** 1 printk messages dropped ** [ 1338.941030][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.941151][ T32] r4:00000001 [ 1338.941176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.941259][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.941366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.941475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.941535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.941581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.941618][ T32] r4:84a7ddc0 [ 1338.941643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.941670][ T32] INFO: task kworker/1:454:4979 blocked for more than 465 seconds. [ 1338.941700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.941725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.941745][ T32] task:kworker/1:454 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.941792][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.941849][ T32] Call trace: [ 1338.941881][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.941926][ T32] r10:829188dc r9:eb5a9d84 r8:00000002 r7:60000013 r6:eb5a9d8c r5:85465400 [ 1338.941948][ T32] r4:85465400 [ 1338.941992][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.942038][ T32] r5:85465400 r4:829188d8 [ 1338.942058][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.942123][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.972164][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1338.973297][ T32] r4:00000000 [ 1338.973412][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1338.974096][ T32] r5:00001000 r4:eb0f1000 [ 1338.974223][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.974343][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.974391][ T32] r5:8540eb8c r4:8540e800 [ 1338.974454][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.974565][ T32] r7:ddde2d80 r6:83018200 r5:8540eb8c r4:854cfc80 [ 1338.974679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.974746][ T32] r10:61c88647 r9:85465400 r8:854cfcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.974774][ T32] r4:854cfc80 [ 1338.974794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.974889][ T32] r10:00000000 r9:854cfc80 r8:8027f5e8 r7:eb599e60 r6:854ca880 r5:85465400 [ 1338.974916][ T32] r4:00000001 [ 1338.974936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.974973][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1338.975111][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.975146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.975173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.975230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.975346][ T32] r4:852cc380 [ 1338.975856][ T32] INFO: task kworker/1:454:4979 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1338.975941][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.976094][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.976188][ T32] Call trace: [ 1338.976285][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1338.976337][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1338.976361][ T32] r4:00000000 [ 1338.976394][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.976436][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1338.976467][ T32] 1d20: d0b11000 ece39000 00000001 80239b98 7f159000 00000001 [ 1338.976498][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1338.976524][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.976659][ T32] r5:80000013 r4:80239bb0 [ 1338.976722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.976842][ T32] r4:82ac11e4 [ 1338.976876][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.976921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1338.976970][ T32] r4:e05e1dc0 [ 1338.977224][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.977270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1338.977293][ T32] r4:00000000 [ 1338.977340][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.977390][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1338.977425][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.977472][ T32] r5:00001000 r4:eced5000 [ 1338.977549][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.977594][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.977663][ T32] r5:85c3938c r4:85c39000 [ 1338.977781][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.977896][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1338.977998][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.978059][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.978095][ T32] r4:846ded00 [ 1338.978153][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.978276][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1338.978304][ T32] r4:00000001 [ 1338.978324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.978585][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1338.978708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.978740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.978842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.978876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.978903][ T32] r4:84a7ddc0 [ 1338.978938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.978972][ T32] INFO: task kworker/1:455:4981 blocked for more than 465 seconds. [ 1338.979061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.979092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.979187][ T32] task:kworker/1:455 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.979424][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.979550][ T32] Call trace: [ 1338.979617][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1338.979691][ T32] r10:829188dc r9:eb5b1d84 r8:00000002 r7:60000013 r6:eb5b1d8c r5:84878c00 [ 1338.979770][ T32] r4:84878c00 [ 1338.979802][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1338.979867][ T32] r5:84878c00 r4:829188d8 [ 1338.979897][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.979966][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.980037][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 ** 3 printk messages dropped ** [ 1338.980271][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1338.980614][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.980694][ T32] r5:00001000 r4:eb0cf000 [ 1338.980795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.980847][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.980890][ T32] r5:8540e38c r4:8540e000 [ 1338.980937][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.981099][ T32] r10:61c88647 r9:84878c00 r8:854cfd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.981270][ T32] r4:00000001 [ 1338.981297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.981335][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1338.981388][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.981603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.981674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.981717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.981840][ T32] r4:852cca80 [ 1339.003518][ T32] INFO: task kworker/1:455:4981 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.003654][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.003839][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.003974][ T32] Call trace: [ 1339.004009][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.004079][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.004198][ T32] r4:00000000 [ 1339.004225][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.004268][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.004316][ T32] 1d20: d0cfc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.004351][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.004377][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.004402][ T32] r5:80000013 r4:80239bb0 [ 1339.004422][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.004522][ T32] r4:82ac11e4 [ 1339.004636][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.004683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.004705][ T32] r4:e05e1dc0 [ 1339.004753][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.004803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.004826][ T32] r4:00000000 [ 1339.004856][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.004969][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.004997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.005088][ T32] r5:00001000 r4:eced5000 [ 1339.005113][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.005153][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.005213][ T32] r5:85c3938c r4:85c39000 [ 1339.005457][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.005508][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.005582][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.005633][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.005656][ T32] r4:846ded00 [ 1339.005700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.005748][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.005786][ T32] r4:00000001 [ 1339.005811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.005946][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.006057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.006091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.006178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.006302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.006416][ T32] r4:84a7ddc0 [ 1339.006533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.006567][ T32] INFO: task kworker/0:468:4983 blocked for more than 465 seconds. [ 1339.006647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.006676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.006755][ T32] task:kworker/0:468 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.007048][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.007286][ T32] Call trace: [ 1339.007424][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.007502][ T32] r10:829188dc r9:eb5b5d84 r8:00000002 r7:60000113 r6:eb5b5d8c r5:8487a400 [ 1339.007621][ T32] r4:8487a400 [ 1339.007645][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.007687][ T32] r5:8487a400 r4:829188d8 [ 1339.007707][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.007801][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.007859][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1339.007883][ T32] r4:00000000 [ 1339.007931][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.007973][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.008010][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.008050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84826340 [ 1339.008072][ T32] r4:00000000 [ 1339.008143][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.008266][ T32] r9:83018005 r8:8487a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.008291][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.008333][ T32] r5:00001000 r4:eaca7000 [ 1339.008379][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.008421][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.008478][ T32] r5:8497c38c r4:8497c000 [ 1339.008521][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.008740][ T32] r7:dddced80 r6:83018000 r5:8497c38c r4:854caa00 [ 1339.008778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.008828][ T32] r10:61c88647 r9:8487a400 r8:854caa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.008896][ T32] r4:854caa00 [ 1339.008922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.008991][ T32] r10:00000000 r9:854caa00 r8:8027f5e8 r7:eb531e60 r6:854caa80 r5:8487a400 [ 1339.009029][ T32] r4:00000001 [ 1339.009052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.009088][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1339.009115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.009144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.009383][ T32] r4:852d4580 ** 2 printk messages dropped ** [ 1339.010235][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.010455][ T32] Call trace: [ 1339.010686][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.010742][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.010811][ T32] r4:00000000 [ 1339.010880][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.011026][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.011060][ T32] 1d20: d0cfc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.011089][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.011115][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.011139][ T32] r5:80000013 r4:80239bb0 [ 1339.011160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.011202][ T32] r4:82ac11e4 [ 1339.011222][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.011263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.011285][ T32] r4:e05e1dc0 [ 1339.011351][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.011396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.011419][ T32] r4:00000000 [ 1339.011440][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.011484][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.011506][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.011547][ T32] r5:00001000 r4:eced5000 [ 1339.011673][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.011718][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.011787][ T32] r5:85c3938c r4:85c39000 [ 1339.011813][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.011868][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.011916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.011968][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.011993][ T32] r4:846ded00 [ 1339.012014][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.012058][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.012080][ T32] r4:00000001 [ 1339.012113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.012365][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.044491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.044549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.044600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.044639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.044691][ T32] r4:84a7ddc0 [ 1339.044742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.044788][ T32] INFO: task kworker/1:456:4984 blocked for more than 465 seconds. [ 1339.044837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.044893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.044919][ T32] task:kworker/1:456 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.044979][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.045050][ T32] Call trace: [ 1339.045088][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.045142][ T32] r10:829188dc r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:84878000 [ 1339.045167][ T32] r4:84878000 [ 1339.045210][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.045254][ T32] r5:84878000 r4:829188d8 [ 1339.045275][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.045315][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.045358][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1339.045380][ T32] r4:00000000 [ 1339.045399][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.045446][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.045489][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.045559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ccf00 [ 1339.045595][ T32] r4:00000000 [ 1339.045640][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.045690][ T32] r9:83018205 r8:84878000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1339.045713][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.045760][ T32] r5:00001000 r4:eb1af000 [ 1339.045792][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.045840][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.045883][ T32] r5:8540e78c r4:8540e400 [ 1339.045905][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.045992][ T32] r7:ddde2d80 r6:83018200 r5:8540e78c r4:854cfd80 [ 1339.046051][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.046104][ T32] r10:61c88647 r9:84878000 r8:854cfdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.046127][ T32] r4:854cfd80 [ 1339.046147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.046191][ T32] r10:00000000 r9:854cfd80 r8:8027f5e8 r7:eb5a9e60 r6:854cab00 r5:84878000 [ 1339.046251][ T32] r4:00000001 [ 1339.046274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.046312][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1339.046339][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.046390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.046423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.046452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.046473][ T32] r4:852cc880 [ 1339.046962][ T32] INFO: task kworker/1:456:4984 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.046997][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.047086][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.047145][ T32] Call trace: [ 1339.047203][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.047255][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.047279][ T32] r4:00000000 [ 1339.047300][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.047338][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.047366][ T32] 1d20: d164e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.047408][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.047439][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.047485][ T32] r5:80000013 r4:80239bb0 [ 1339.047530][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.047605][ T32] r4:82ac11e4 [ 1339.047650][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.047696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.047761][ T32] r4:e05e1dc0 [ 1339.047794][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.047857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.047886][ T32] r4:00000000 [ 1339.047907][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.047974][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.048000][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.048043][ T32] r5:00001000 r4:eced5000 [ 1339.048092][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.048162][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.048207][ T32] r5:85c3938c r4:85c39000 [ 1339.048228][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.048274][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.048295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.048341][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.048387][ T32] r4:846ded00 [ 1339.048433][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.048511][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.048553][ T32] r4:00000001 [ 1339.048576][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.048635][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.048726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.048783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.048819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.048867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.048894][ T32] r4:84a7ddc0 [ 1339.048916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.048961][ T32] INFO: task kworker/1:457:4986 blocked for more than 465 seconds. [ 1339.048994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.049019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.049040][ T32] task:kworker/1:457 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.049113][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.049174][ T32] Call trace: [ 1339.049231][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.049281][ T32] r10:829188dc r9:eb5bdd84 r8:00000002 r7:60000013 r6:eb5bdd8c r5:8487b000 [ 1339.049304][ T32] r4:8487b000 [ 1339.049347][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.049391][ T32] r5:8487b000 r4:829188d8 [ 1339.049436][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.049479][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.049546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1339.049594][ T32] r4:00000000 [ 1339.049617][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.049655][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.049714][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.049779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cce80 [ 1339.049805][ T32] r4:00000000 [ 1339.049865][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.049936][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.049999][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.050061][ T32] r5:00001000 r4:eb17d000 [ 1339.050101][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.050144][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.050206][ T32] r5:8540ef8c r4:8540ec00 [ 1339.050230][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.050287][ T32] r7:ddde2d80 r6:83018200 r5:8540ef8c r4:854cfe00 [ 1339.050311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.050356][ T32] r10:61c88647 r9:8487b000 r8:854cfe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.050379][ T32] r4:854cfe00 [ 1339.050398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.050461][ T32] r10:00000000 r9:854cfe00 r8:8027f5e8 r7:eb5b9e60 r6:854cab80 r5:8487b000 [ 1339.050489][ T32] r4:00000001 [ 1339.050508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.050542][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1339.050570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.050630][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.050661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.050712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.050737][ T32] r4:852ccc00 [ 1339.051072][ T32] INFO: task kworker/1:457:4986 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.051121][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.051215][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.051317][ T32] Call trace: [ 1339.051378][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.051436][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.051463][ T32] r4:00000000 [ 1339.051485][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.051531][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.051588][ T32] 1d20: d164e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.051624][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.051650][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.051674][ T32] r5:80000013 r4:80239bb0 [ 1339.051694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.051745][ T32] r4:82ac11e4 [ 1339.051769][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.051812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.051845][ T32] r4:e05e1dc0 [ 1339.051867][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.051929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.051956][ T32] r4:00000000 [ 1339.052000][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.052050][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.052076][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.052190][ T32] r5:00001000 r4:eced5000 [ 1339.063840][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.063930][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.063977][ T32] r5:85c3938c r4:85c39000 [ 1339.064022][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.064097][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.064124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.064173][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.064196][ T32] r4:846ded00 [ 1339.064253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.064303][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.064346][ T32] r4:00000001 [ 1339.064379][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.064442][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.064504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.064547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.064604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.064645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.064680][ T32] r4:84a7ddc0 [ 1339.064729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.064763][ T32] INFO: task kworker/1:458:4988 blocked for more than 465 seconds. [ 1339.064801][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.064827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.064860][ T32] task:kworker/1:458 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.064948][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.065047][ T32] Call trace: [ 1339.065121][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.065174][ T32] r10:829188dc r9:eb5c1d84 r8:00000002 r7:60000113 r6:eb5c1d8c r5:8487bc00 [ 1339.065198][ T32] r4:8487bc00 [ 1339.065218][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.065257][ T32] r5:8487bc00 r4:829188d8 [ 1339.065299][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.065367][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.065457][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1339.065483][ T32] r4:00000000 [ 1339.065514][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.065573][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.065617][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.065706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cc680 [ 1339.065733][ T32] r4:00000000 [ 1339.065761][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.065808][ T32] r9:83018205 r8:8487bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1339.065830][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.065878][ T32] r5:00001000 r4:eb1d3000 [ 1339.065907][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.065999][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.066050][ T32] r5:8540f38c r4:8540f000 [ 1339.066070][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.066118][ T32] r7:ddde2d80 r6:83018200 r5:8540f38c r4:854cfe80 [ 1339.066149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.066203][ T32] r10:61c88647 r9:8487bc00 r8:854cfeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.066226][ T32] r4:854cfe80 [ 1339.066245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.066289][ T32] r10:00000000 r9:854cfe80 r8:8027f5e8 r7:eb5b9e60 r6:854cac00 r5:8487bc00 [ 1339.066335][ T32] r4:00000001 [ 1339.066358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.066393][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1339.066421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.066455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.066484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.066564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.066595][ T32] r4:852ccd00 [ 1339.067114][ T32] INFO: task kworker/1:458:4988 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.067180][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.067288][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.067367][ T32] Call trace: [ 1339.067452][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.067508][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.067573][ T32] r4:00000000 [ 1339.067627][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.067698][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.067791][ T32] 1d20: d164e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.067864][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.067897][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.067946][ T32] r5:80000013 r4:80239bb0 [ 1339.067993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.068040][ T32] r4:82ac11e4 [ 1339.068061][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.068108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.068132][ T32] r4:e05e1dc0 [ 1339.068168][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.068221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.068247][ T32] r4:00000000 [ 1339.068267][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.068312][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.068334][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.068375][ T32] r5:00001000 r4:eced5000 [ 1339.068403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.068467][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.068513][ T32] r5:85c3938c r4:85c39000 [ 1339.068534][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.068602][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.068628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.068676][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.068708][ T32] r4:846ded00 [ 1339.068754][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.068826][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.068882][ T32] r4:00000001 [ 1339.068927][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.068967][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.069015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.069064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.069102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.069153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.069179][ T32] r4:84a7ddc0 [ 1339.069201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.069227][ T32] INFO: task kworker/1:459:4990 blocked for more than 465 seconds. [ 1339.069277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.069325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.069370][ T32] task:kworker/1:459 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.069428][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.069563][ T32] Call trace: [ 1339.069607][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.069654][ T32] r10:829188dc r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:8487d400 [ 1339.069699][ T32] r4:8487d400 [ 1339.069724][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.069764][ T32] r5:8487d400 r4:829188d8 [ 1339.069812][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.069871][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.069940][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1339.069994][ T32] r4:00000000 [ 1339.070017][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.070055][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.070100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.070145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cdf40 [ 1339.070196][ T32] r4:00000000 [ 1339.070220][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.070265][ T32] r9:83018205 r8:8487d400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1339.070286][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.070375][ T32] r5:00001000 r4:eb205000 [ 1339.070422][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.070532][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.070615][ T32] r5:8540fb8c r4:8540f800 [ 1339.070659][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.070715][ T32] r7:ddde2d80 r6:83018200 r5:8540fb8c r4:854cfc00 [ 1339.070739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.070796][ T32] r10:61c88647 r9:8487d400 r8:854cfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.070821][ T32] r4:854cfc00 [ 1339.070866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.070919][ T32] r10:00000000 r9:854cfc00 r8:8027f5e8 r7:eb5c1e60 r6:854cac80 r5:8487d400 [ 1339.070963][ T32] r4:00000001 [ 1339.070986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.071023][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 1339.071074][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.071108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.071135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.071181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.071206][ T32] r4:852ccf40 [ 1339.071519][ T32] INFO: task kworker/1:459:4990 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.071553][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.071651][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.071706][ T32] Call trace: [ 1339.071737][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.071782][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.071807][ T32] r4:00000000 [ 1339.071827][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.071899][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.071945][ T32] 1d20: d164e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.071977][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.072004][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.072029][ T32] r5:80000013 r4:80239bb0 [ 1339.072049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.072088][ T32] r4:82ac11e4 [ 1339.072119][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.092955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.093059][ T32] r4:e05e1dc0 [ 1339.093110][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.093181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.093206][ T32] r4:00000000 [ 1339.093227][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.093273][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.093295][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.093340][ T32] r5:00001000 r4:eced5000 [ 1339.093404][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.093472][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.093519][ T32] r5:85c3938c r4:85c39000 [ 1339.093583][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.093635][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.093679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.093751][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.093778][ T32] r4:846ded00 [ 1339.093818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.093871][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.093895][ T32] r4:00000001 [ 1339.093937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.094001][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.094063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.094096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.094124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.094154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.094177][ T32] r4:84a7ddc0 [ 1339.094245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.094301][ T32] INFO: task kworker/1:460:4992 blocked for more than 465 seconds. [ 1339.094339][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.094384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.094410][ T32] task:kworker/1:460 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.094495][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.094565][ T32] Call trace: [ 1339.094603][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.094652][ T32] r10:829188dc r9:eb5d1d84 r8:00000002 r7:60000113 r6:eb5d1d8c r5:8487ec00 [ 1339.094696][ T32] r4:8487ec00 [ 1339.094721][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.094762][ T32] r5:8487ec00 r4:829188d8 [ 1339.094782][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.094821][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.094899][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1339.094925][ T32] r4:00000000 [ 1339.094968][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.095022][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.095085][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.095131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abbf80 [ 1339.095163][ T32] r4:00000000 [ 1339.095187][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.095233][ T32] r9:83018205 r8:8487ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1339.095254][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.095325][ T32] r5:00001000 r4:e8993000 [ 1339.095349][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.095388][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.095433][ T32] r5:8541278c r4:85412400 [ 1339.095453][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.095510][ T32] r7:ddde2d80 r6:83018200 r5:8541278c r4:854cff00 [ 1339.095534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.095579][ T32] r10:61c88647 r9:8487ec00 r8:854cff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.095601][ T32] r4:854cff00 [ 1339.095622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.095664][ T32] r10:00000000 r9:854cff00 r8:8027f5e8 r7:eb5c9e60 r6:854cad00 r5:8487ec00 [ 1339.095688][ T32] r4:00000001 [ 1339.095707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.095741][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1339.095774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.095814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.095848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.095878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.095923][ T32] r4:852cce40 [ 1339.096405][ T32] INFO: task kworker/1:460:4992 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.096463][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.096527][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.096572][ T32] Call trace: [ 1339.096625][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.096676][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.096730][ T32] r4:00000000 [ 1339.096755][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.096793][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.096821][ T32] 1d20: d1bb0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.096880][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.096909][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.096935][ T32] r5:80000013 r4:80239bb0 [ 1339.096955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.097013][ T32] r4:82ac11e4 [ 1339.097058][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.097105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.097128][ T32] r4:e05e1dc0 [ 1339.097147][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.097208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.097234][ T32] r4:00000000 [ 1339.097255][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.097330][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.097365][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.097409][ T32] r5:00001000 r4:eced5000 [ 1339.097453][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.097496][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.097538][ T32] r5:85c3938c r4:85c39000 [ 1339.097558][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.097602][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.097623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.097668][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.097690][ T32] r4:846ded00 [ 1339.097732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.097780][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.097828][ T32] r4:00000001 [ 1339.097881][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.097920][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.097947][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.098014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.098046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.098101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.098149][ T32] r4:84a7ddc0 [ 1339.098182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.098221][ T32] INFO: task kworker/1:461:4994 blocked for more than 465 seconds. [ 1339.098253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.098277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.098342][ T32] task:kworker/1:461 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.098415][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.098458][ T32] Call trace: [ 1339.098567][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.098673][ T32] r10:829188dc r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:8487e000 [ 1339.098701][ T32] r4:8487e000 [ 1339.098722][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.098831][ T32] r5:8487e000 r4:829188d8 [ 1339.098951][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.099002][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.099070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1339.099097][ T32] r4:00000000 [ 1339.099138][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.099181][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.099218][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.099259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7f00 [ 1339.099302][ T32] r4:00000000 [ 1339.099327][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.099393][ T32] r9:83018205 r8:8487e000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1339.099418][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.099459][ T32] r5:00001000 r4:eb219000 [ 1339.099492][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.099533][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.099584][ T32] r5:8540f78c r4:8540f400 [ 1339.099607][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.099652][ T32] r7:ddde2d80 r6:83018200 r5:8540f78c r4:84ad6100 [ 1339.099704][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.099752][ T32] r10:61c88647 r9:8487e000 r8:84ad612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.099795][ T32] r4:84ad6100 [ 1339.099839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.099890][ T32] r10:00000000 r9:84ad6100 r8:8027f5e8 r7:eb5d1e60 r6:854cad80 r5:8487e000 [ 1339.099914][ T32] r4:00000001 [ 1339.099957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.100017][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1339.100069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.100100][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.100149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.100201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.100227][ T32] r4:852cc480 [ 1339.100547][ T32] INFO: task kworker/1:461:4994 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.100583][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.100700][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.100767][ T32] Call trace: [ 1339.100799][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.100853][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.100877][ T32] r4:00000000 [ 1339.100897][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.100934][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.100963][ T32] 1d20: d1bb0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.100992][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.101039][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.101078][ T32] r5:80000013 r4:80239bb0 [ 1339.101101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.101140][ T32] r4:82ac11e4 [ 1339.101160][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.101200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.101222][ T32] r4:e05e1dc0 [ 1339.101240][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.101290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.101316][ T32] r4:00000000 [ 1339.101347][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.101416][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.101442][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.101484][ T32] r5:00001000 r4:eced5000 [ 1339.101526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.101591][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.101660][ T32] r5:85c3938c r4:85c39000 [ 1339.101685][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.101741][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.101768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.101837][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.101870][ T32] r4:846ded00 [ 1339.101892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.101939][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.102001][ T32] r4:00000001 [ 1339.102096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.132736][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.132818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.132864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.132893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.132949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.132979][ T32] r4:84a7ddc0 [ 1339.133005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.133059][ T32] INFO: task kworker/1:462:4996 blocked for more than 465 seconds. [ 1339.133098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.133124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.133146][ T32] task:kworker/1:462 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.133222][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.133355][ T32] Call trace: [ 1339.133397][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.133453][ T32] r10:829188dc r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:8487c800 [ 1339.133478][ T32] r4:8487c800 [ 1339.133521][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.133595][ T32] r5:8487c800 r4:829188d8 [ 1339.133621][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.133687][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.133737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1339.133782][ T32] r4:00000000 [ 1339.133829][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.133912][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.133957][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.134061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb040 [ 1339.134089][ T32] r4:00000000 [ 1339.134110][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.134180][ T32] r9:83018205 r8:8487c800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1339.134208][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.134253][ T32] r5:00001000 r4:eb23f000 [ 1339.134297][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.134341][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.134384][ T32] r5:8540ff8c r4:8540fc00 [ 1339.134405][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.134452][ T32] r7:ddde2d80 r6:83018200 r5:8540ff8c r4:84ad6080 [ 1339.134474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.134519][ T32] r10:61c88647 r9:8487c800 r8:84ad60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.134569][ T32] r4:84ad6080 [ 1339.134595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.134641][ T32] r10:00000000 r9:84ad6080 r8:8027f5e8 r7:eb5d1e60 r6:854cae00 r5:8487c800 [ 1339.134687][ T32] r4:00000001 [ 1339.134713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.134750][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1339.134779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.134809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.134853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.134907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.134936][ T32] r4:854cdec0 [ 1339.135433][ T32] INFO: task kworker/1:462:4996 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.135493][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.135579][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.135653][ T32] Call trace: [ 1339.135717][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.135774][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.135800][ T32] r4:00000000 [ 1339.135836][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.135909][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.135954][ T32] 1d20: d22fc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.136009][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.136050][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.136102][ T32] r5:80000013 r4:80239bb0 [ 1339.136127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.136201][ T32] r4:82ac11e4 [ 1339.136231][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.136281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.136341][ T32] r4:e05e1dc0 [ 1339.136367][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.136441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.136469][ T32] r4:00000000 [ 1339.136512][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.136560][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.136616][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.136685][ T32] r5:00001000 r4:eced5000 [ 1339.136730][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.136774][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.136830][ T32] r5:85c3938c r4:85c39000 [ 1339.136862][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.136932][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.136959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.137008][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.137032][ T32] r4:846ded00 [ 1339.137053][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.137098][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.137121][ T32] r4:00000001 [ 1339.137146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.137210][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.137243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.137304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.137354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.137387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.137422][ T32] r4:84a7ddc0 [ 1339.137447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.137475][ T32] INFO: task kworker/1:463:4998 blocked for more than 465 seconds. [ 1339.137507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.137532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.137554][ T32] task:kworker/1:463 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.137647][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.137696][ T32] Call trace: [ 1339.137763][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.137815][ T32] r10:829188dc r9:eb5e9d84 r8:00000002 r7:60000113 r6:eb5e9d8c r5:85568c00 [ 1339.137860][ T32] r4:85568c00 [ 1339.137886][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.137949][ T32] r5:85568c00 r4:829188d8 [ 1339.138000][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.138043][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.138090][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1339.138114][ T32] r4:00000000 [ 1339.138168][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.138232][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.138288][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.138339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb2c0 [ 1339.138364][ T32] r4:00000000 [ 1339.138406][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.138455][ T32] r9:83018205 r8:85568c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1339.138478][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.138552][ T32] r5:00001000 r4:eb259000 [ 1339.138577][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.138646][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.138715][ T32] r5:8541038c r4:85410000 [ 1339.138739][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.138787][ T32] r7:ddde2d80 r6:83018200 r5:8541038c r4:84ad6000 [ 1339.138830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.138919][ T32] r10:61c88647 r9:85568c00 r8:84ad602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.138969][ T32] r4:84ad6000 [ 1339.138993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.139065][ T32] r10:00000000 r9:84ad6000 r8:8027f5e8 r7:eb5d1e60 r6:854cae80 r5:85568c00 [ 1339.139099][ T32] r4:00000001 [ 1339.139143][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.139204][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1339.139236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.139266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.139315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.139348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.139372][ T32] r4:84abb240 [ 1339.139691][ T32] INFO: task kworker/1:463:4998 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.139727][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.139830][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.139898][ T32] Call trace: [ 1339.139934][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.140151][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.140344][ T32] r4:00000000 [ 1339.140380][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.140456][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.140525][ T32] 1d20: d22fc000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.140628][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.140805][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.140855][ T32] r5:80000013 r4:80239bb0 [ 1339.140892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.140951][ T32] r4:82ac11e4 [ 1339.140979][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.141038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.141071][ T32] r4:e05e1dc0 [ 1339.141102][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.141161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.141193][ T32] r4:00000000 [ 1339.141221][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.141283][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.141315][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.141376][ T32] r5:00001000 r4:eced5000 [ 1339.141522][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.141642][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.141703][ T32] r5:85c3938c r4:85c39000 [ 1339.141731][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.141793][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.141863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.141953][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.142093][ T32] r4:846ded00 [ 1339.142182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.164349][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.164439][ T32] r4:00000001 [ 1339.164486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.164575][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.164612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.164642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.164668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.164712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.164753][ T32] r4:84a7ddc0 [ 1339.164780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.164823][ T32] INFO: task kworker/1:464:5000 blocked for more than 465 seconds. [ 1339.164867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.164893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.164939][ T32] task:kworker/1:464 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.165038][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.165181][ T32] Call trace: [ 1339.165243][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.165295][ T32] r10:829188dc r9:eb5f1d84 r8:00000002 r7:60000113 r6:eb5f1d8c r5:85568000 [ 1339.165339][ T32] r4:85568000 [ 1339.165385][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.165439][ T32] r5:85568000 r4:829188d8 [ 1339.165463][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.165524][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.165573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [ 1339.165641][ T32] r4:00000000 [ 1339.165665][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.165703][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.165761][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.165838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb380 [ 1339.165896][ T32] r4:00000000 [ 1339.165980][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.166067][ T32] r9:83018205 r8:85568000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1339.166094][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.166137][ T32] r5:00001000 r4:eb2a7000 [ 1339.166157][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.166195][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.166236][ T32] r5:8541078c r4:85410400 [ 1339.166256][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.166301][ T32] r7:ddde2d80 r6:83018200 r5:8541078c r4:84ad6280 [ 1339.166321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.166365][ T32] r10:61c88647 r9:85568000 r8:84ad62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.166387][ T32] r4:84ad6280 [ 1339.166406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.166449][ T32] r10:00000000 r9:84ad6280 r8:8027f5e8 r7:eb5d1e60 r6:854caf00 r5:85568000 [ 1339.166482][ T32] r4:00000001 [ 1339.166506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.166565][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1339.166596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.166651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.166691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.166720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.166742][ T32] r4:84abb3c0 [ 1339.167257][ T32] INFO: task kworker/1:464:5000 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.167296][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.167380][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.167431][ T32] Call trace: [ 1339.167462][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.167508][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.167554][ T32] r4:00000000 [ 1339.167580][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.167659][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.167691][ T32] 1d20: d258a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.167761][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.167793][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.167840][ T32] r5:80000013 r4:80239bb0 [ 1339.167867][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.167908][ T32] r4:82ac11e4 [ 1339.167950][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.167996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.168087][ T32] r4:e05e1dc0 [ 1339.168111][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.168154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.168176][ T32] r4:00000000 [ 1339.168196][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.168282][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.168308][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.168350][ T32] r5:00001000 r4:eced5000 [ 1339.168370][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.168408][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.168470][ T32] r5:85c3938c r4:85c39000 [ 1339.168517][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.168577][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.168623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.168680][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.168712][ T32] r4:846ded00 [ 1339.168755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.168886][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.168935][ T32] r4:00000001 [ 1339.168959][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.169061][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.169093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.169131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.169183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.169215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.169239][ T32] r4:84a7ddc0 [ 1339.169273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.169302][ T32] INFO: task kworker/1:465:5002 blocked for more than 465 seconds. [ 1339.169331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.169355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.169375][ T32] task:kworker/1:465 state:D stack:0 pid:5002 tgid:5002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.169496][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.169586][ T32] Call trace: [ 1339.169618][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.169663][ T32] r10:829188dc r9:eb5f9d84 r8:00000002 r7:60000013 r6:eb5f9d8c r5:8556b000 [ 1339.169758][ T32] r4:8556b000 [ 1339.169783][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.169824][ T32] r5:8556b000 r4:829188d8 [ 1339.169853][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.169892][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.169935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1339.170000][ T32] r4:00000000 [ 1339.170137][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.170179][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.170215][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.170301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb5c0 [ 1339.170348][ T32] r4:00000000 [ 1339.170414][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.170466][ T32] r9:83018205 r8:8556b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1339.170490][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.170554][ T32] r5:00001000 r4:eb2c7000 [ 1339.170600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.170663][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.170741][ T32] r5:85410f8c r4:85410c00 [ 1339.170787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.170839][ T32] r7:ddde2d80 r6:83018200 r5:85410f8c r4:84ad6300 [ 1339.170874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.170924][ T32] r10:61c88647 r9:8556b000 r8:84ad632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.170948][ T32] r4:84ad6300 [ 1339.170990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.171039][ T32] r10:00000000 r9:84ad6300 r8:8027f5e8 r7:eb5d1e60 r6:854caf80 r5:8556b000 [ 1339.171063][ T32] r4:00000001 [ 1339.171104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.171142][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1339.171170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.171199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.171226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.171254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.171298][ T32] r4:84abb300 [ 1339.171619][ T32] INFO: task kworker/1:465:5002 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.171652][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.171731][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.171781][ T32] Call trace: [ 1339.171824][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.171878][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.171903][ T32] r4:00000000 [ 1339.171923][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.171974][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.172005][ T32] 1d20: d258a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.172034][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.172105][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.172206][ T32] r5:80000013 r4:80239bb0 [ 1339.189472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.189567][ T32] r4:82ac11e4 [ 1339.189612][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.189663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.189696][ T32] r4:e05e1dc0 [ 1339.189721][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.189764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.189786][ T32] r4:00000000 [ 1339.189805][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.189859][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.189881][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.189948][ T32] r5:00001000 r4:eced5000 [ 1339.189996][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.190040][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.190084][ T32] r5:85c3938c r4:85c39000 [ 1339.190116][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.190172][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.190217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.190267][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.190291][ T32] r4:846ded00 [ 1339.190311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.190363][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.190390][ T32] r4:00000001 [ 1339.190410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.190448][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.190478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.190507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.190533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.190561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.190584][ T32] r4:84a7ddc0 [ 1339.190618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.190662][ T32] INFO: task kworker/1:466:5004 blocked for more than 465 seconds. [ 1339.190718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.190755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.190790][ T32] task:kworker/1:466 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.190863][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.190911][ T32] Call trace: [ 1339.190943][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.190993][ T32] r10:829188dc r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:8556bc00 [ 1339.191015][ T32] r4:8556bc00 [ 1339.191035][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.191074][ T32] r5:8556bc00 r4:829188d8 [ 1339.191094][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.191142][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.191193][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1339.191215][ T32] r4:00000000 [ 1339.191235][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.191272][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.191320][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.191364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb700 [ 1339.191386][ T32] r4:00000000 [ 1339.191406][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.191449][ T32] r9:83018205 r8:8556bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1339.191469][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.191509][ T32] r5:00001000 r4:eb355000 [ 1339.191528][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.191566][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.191615][ T32] r5:8541138c r4:85411000 [ 1339.191638][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.191684][ T32] r7:ddde2d80 r6:83018200 r5:8541138c r4:84ad6200 [ 1339.191705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.191761][ T32] r10:61c88647 r9:8556bc00 r8:84ad622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.191787][ T32] r4:84ad6200 [ 1339.191806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.191858][ T32] r10:00000000 r9:84ad6200 r8:8027f5e8 r7:eb5d1e60 r6:8533ef00 r5:8556bc00 [ 1339.191880][ T32] r4:00000001 [ 1339.191899][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.191933][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1339.191991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.192024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.192052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.192082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.192110][ T32] r4:84abb500 [ 1339.203047][ T32] INFO: task kworker/1:466:5004 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.203172][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.203277][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.203356][ T32] Call trace: [ 1339.203416][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.203481][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.203510][ T32] r4:00000000 [ 1339.203531][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.203571][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.203601][ T32] 1d20: d2c63000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.203631][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.203656][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.203680][ T32] r5:80000013 r4:80239bb0 [ 1339.203722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.203769][ T32] r4:82ac11e4 [ 1339.203789][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.203837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.203863][ T32] r4:e05e1dc0 [ 1339.203905][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.203951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.203996][ T32] r4:00000000 [ 1339.204043][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.204106][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.204132][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.204194][ T32] r5:00001000 r4:eced5000 [ 1339.204218][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.204258][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.204300][ T32] r5:85c3938c r4:85c39000 [ 1339.204320][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.204366][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.204387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.204432][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.204455][ T32] r4:846ded00 [ 1339.204475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.204539][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.204566][ T32] r4:00000001 [ 1339.204633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.204672][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.204699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.204728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.204780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.204854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.204882][ T32] r4:84a7ddc0 [ 1339.204915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.204949][ T32] INFO: task kworker/1:467:5006 blocked for more than 465 seconds. [ 1339.204994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.205083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.205131][ T32] task:kworker/1:467 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.205182][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.205223][ T32] Call trace: [ 1339.205252][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.205296][ T32] r10:829188dc r9:eb609d84 r8:00000002 r7:60000113 r6:eb609d8c r5:85569800 [ 1339.205340][ T32] r4:85569800 [ 1339.205364][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.205469][ T32] r5:85569800 r4:829188d8 [ 1339.205493][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.205534][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.205578][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1339.205599][ T32] r4:00000000 [ 1339.205635][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.205675][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.205732][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.205784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb640 [ 1339.205807][ T32] r4:00000000 [ 1339.205826][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.205877][ T32] r9:83018205 r8:85569800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1339.205898][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.205937][ T32] r5:00001000 r4:eb3c1000 [ 1339.206015][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.206086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.206132][ T32] r5:85410b8c r4:85410800 [ 1339.206152][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.206218][ T32] r7:ddde2d80 r6:83018200 r5:85410b8c r4:84ad6380 [ 1339.206243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.206291][ T32] r10:61c88647 r9:85569800 r8:84ad63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.206313][ T32] r4:84ad6380 [ 1339.206331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.206373][ T32] r10:00000000 r9:84ad6380 r8:8027f5e8 r7:eb5d1e60 r6:846e1000 r5:85569800 [ 1339.206396][ T32] r4:00000001 [ 1339.206438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.206498][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1339.206528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.206556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.206583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.206611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.206678][ T32] r4:84abb740 [ 1339.207002][ T32] INFO: task kworker/1:467:5006 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.207037][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.207093][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.207151][ T32] Call trace: [ 1339.207182][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.207229][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.207262][ T32] r4:00000000 [ 1339.207285][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.207324][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.207373][ T32] 1d20: d2c63000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.207427][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.207477][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.207512][ T32] r5:80000013 r4:80239bb0 [ 1339.207534][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.207575][ T32] r4:82ac11e4 [ 1339.207595][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.207637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.207661][ T32] r4:e05e1dc0 [ 1339.207701][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.207806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.207867][ T32] r4:00000000 [ 1339.207892][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.207942][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.207964][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.208006][ T32] r5:00001000 r4:eced5000 [ 1339.208026][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.208085][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.208131][ T32] r5:85c3938c r4:85c39000 [ 1339.208167][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.208216][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.208247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.208323][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.208371][ T32] r4:846ded00 [ 1339.208394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.208439][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.208462][ T32] r4:00000001 [ 1339.208508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.208547][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.208585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.208617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.208666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.208699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.208722][ T32] r4:84a7ddc0 [ 1339.208763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.208804][ T32] INFO: task kworker/1:468:5008 blocked for more than 465 seconds. [ 1339.208857][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.208905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.208930][ T32] task:kworker/1:468 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.209020][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.209113][ T32] Call trace: [ 1339.209168][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.209217][ T32] r10:829188dc r9:eb605d84 r8:00000002 r7:60000113 r6:eb605d8c r5:8548d400 [ 1339.209264][ T32] r4:8548d400 [ 1339.209331][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.209375][ T32] r5:8548d400 r4:829188d8 [ 1339.209395][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.209433][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.209507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1339.209543][ T32] r4:00000000 [ 1339.209565][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.209624][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.209673][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.209718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb980 [ 1339.209781][ T32] r4:00000000 [ 1339.209826][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.209881][ T32] r9:83018205 r8:8548d400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.209925][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.209994][ T32] r5:00001000 r4:eb3d3000 [ 1339.210039][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.210083][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.210145][ T32] r5:8541178c r4:85411400 [ 1339.210169][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.210213][ T32] r7:ddde2d80 r6:83018200 r5:8541178c r4:84ad6180 [ 1339.210235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.210298][ T32] r10:61c88647 r9:8548d400 r8:84ad61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.210325][ T32] r4:84ad6180 [ 1339.210345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.210410][ T32] r10:00000000 r9:84ad6180 r8:8027f5e8 r7:eb5d1e60 r6:84ad6400 r5:8548d400 [ 1339.210458][ T32] r4:00000001 [ 1339.210480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.210525][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1339.210577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.210608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.210658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.210690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.210712][ T32] r4:84abb340 [ 1339.211009][ T32] INFO: task kworker/1:468:5008 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.211065][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.211169][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.211241][ T32] Call trace: [ 1339.211275][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.211320][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.211353][ T32] r4:00000000 [ 1339.211377][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.211437][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.211469][ T32] 1d20: d2c63000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.211497][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.211594][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.211646][ T32] r5:80000013 r4:80239bb0 [ 1339.211671][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.211733][ T32] r4:82ac11e4 [ 1339.211757][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.211799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.211821][ T32] r4:e05e1dc0 [ 1339.211849][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.211912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.211972][ T32] r4:00000000 [ 1339.211998][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.212044][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.212088][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.242508][ T32] r5:00001000 r4:eced5000 [ 1339.242588][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.242656][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.242727][ T32] r5:85c3938c r4:85c39000 [ 1339.242763][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.242815][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.242860][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.242912][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.242980][ T32] r4:846ded00 [ 1339.243027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.243078][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.243102][ T32] r4:00000001 [ 1339.243122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.243159][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.243189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.243243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.243317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.243359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.243408][ T32] r4:84a7ddc0 [ 1339.243435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.243490][ T32] INFO: task kworker/1:469:5010 blocked for more than 465 seconds. [ 1339.243569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.243598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.243643][ T32] task:kworker/1:469 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.243737][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.243787][ T32] Call trace: [ 1339.243850][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.243900][ T32] r10:829188dc r9:eb57dd84 r8:00000002 r7:60000013 r6:eb57dd8c r5:8548e000 [ 1339.243923][ T32] r4:8548e000 [ 1339.243942][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.243980][ T32] r5:8548e000 r4:829188d8 [ 1339.244046][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.244155][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.244225][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1339.244252][ T32] r4:00000000 [ 1339.244301][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.244369][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.244412][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.244454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abbac0 [ 1339.244498][ T32] r4:00000000 [ 1339.244522][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.244593][ T32] r9:83018205 r8:8548e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1339.244617][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.244659][ T32] r5:00001000 r4:dfab5000 [ 1339.244700][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.244741][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.244793][ T32] r5:85411b8c r4:85411800 [ 1339.244850][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.244920][ T32] r7:ddde2d80 r6:83018200 r5:85411b8c r4:84ad6480 [ 1339.244960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.245009][ T32] r10:61c88647 r9:8548e000 r8:84ad64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.245032][ T32] r4:84ad6480 [ 1339.245072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.245119][ T32] r10:00000000 r9:84ad6480 r8:8027f5e8 r7:eb5d1e60 r6:84ad6580 r5:8548e000 [ 1339.245164][ T32] r4:00000001 [ 1339.245186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.245221][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1339.245269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.245302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.245352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.245405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.245430][ T32] r4:84abb8c0 [ 1339.245928][ T32] INFO: task kworker/1:469:5010 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.246008][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.246073][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.246120][ T32] Call trace: [ 1339.246150][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.246223][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.246250][ T32] r4:00000000 [ 1339.246271][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.246332][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.246364][ T32] 1d20: d355f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.246393][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.246441][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.246468][ T32] r5:80000013 r4:80239bb0 [ 1339.246511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.246554][ T32] r4:82ac11e4 [ 1339.246575][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.246616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.246639][ T32] r4:e05e1dc0 [ 1339.246659][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.246700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.246722][ T32] r4:00000000 [ 1339.246741][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.246806][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.246852][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.246897][ T32] r5:00001000 r4:eced5000 [ 1339.246916][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.246954][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.246995][ T32] r5:85c3938c r4:85c39000 [ 1339.247015][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.247061][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.247102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.247154][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.247178][ T32] r4:846ded00 [ 1339.247198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.247263][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.247289][ T32] r4:00000001 [ 1339.247324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.247363][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.247390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.247427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.247457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.247486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.247509][ T32] r4:84a7ddc0 [ 1339.247529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.247553][ T32] INFO: task kworker/1:470:5013 blocked for more than 465 seconds. [ 1339.247582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.247605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.247625][ T32] task:kworker/1:470 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.247672][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.247713][ T32] Call trace: [ 1339.247769][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.247814][ T32] r10:829188dc r9:eb409d84 r8:00000002 r7:60000013 r6:eb409d8c r5:8548ec00 [ 1339.247842][ T32] r4:8548ec00 [ 1339.247863][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.247931][ T32] r5:8548ec00 r4:829188d8 [ 1339.247965][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.248008][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.248052][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1339.248097][ T32] r4:00000000 [ 1339.248119][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.248166][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.248233][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.248311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abbc80 [ 1339.248354][ T32] r4:00000000 [ 1339.248378][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.248445][ T32] r9:83018205 r8:8548ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1339.248472][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.248523][ T32] r5:00001000 r4:dff81000 [ 1339.248568][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.248631][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.248675][ T32] r5:85411f8c r4:85411c00 [ 1339.248717][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.248767][ T32] r7:ddde2d80 r6:83018200 r5:85411f8c r4:84ad6500 [ 1339.248813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.248868][ T32] r10:61c88647 r9:8548ec00 r8:84ad652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.248891][ T32] r4:84ad6500 [ 1339.248928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.248977][ T32] r10:00000000 r9:84ad6500 r8:8027f5e8 r7:eb5d1e60 r6:84ad6600 r5:8548ec00 [ 1339.249011][ T32] r4:00000001 [ 1339.249036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.249084][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1339.249114][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.249144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.249171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.249200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.249222][ T32] r4:84abba00 [ 1339.249560][ T32] INFO: task kworker/1:470:5013 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.249649][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.249764][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.249815][ T32] Call trace: [ 1339.249887][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.249958][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.250041][ T32] r4:00000000 [ 1339.250096][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.250140][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.250170][ T32] 1d20: d355f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.250199][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.250224][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.250248][ T32] r5:80000013 r4:80239bb0 [ 1339.250268][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.250305][ T32] r4:82ac11e4 [ 1339.250325][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.250366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.250410][ T32] r4:e05e1dc0 [ 1339.250434][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.250496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.250522][ T32] r4:00000000 [ 1339.250553][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.250624][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.250681][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.250751][ T32] r5:00001000 r4:eced5000 [ 1339.250796][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.250865][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.250920][ T32] r5:85c3938c r4:85c39000 [ 1339.250951][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.251001][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.251045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.251104][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.251139][ T32] r4:846ded00 [ 1339.251162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.251207][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.251252][ T32] r4:00000001 [ 1339.251275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.251310][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.251338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.251365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.251392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.251441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.251467][ T32] r4:84a7ddc0 [ 1339.251488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.251512][ T32] INFO: task kworker/1:471:5015 blocked for more than 465 seconds. [ 1339.251560][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.251589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.251611][ T32] task:kworker/1:471 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.251677][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.251742][ T32] Call trace: [ 1339.251813][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.251869][ T32] r10:829188dc r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:8548b000 [ 1339.251893][ T32] r4:8548b000 [ 1339.251937][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.251991][ T32] r5:8548b000 r4:829188d8 [ 1339.252038][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.252113][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.274680][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1339.274739][ T32] r4:00000000 [ 1339.274763][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.274826][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.274891][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.274937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abbe00 [ 1339.274984][ T32] r4:00000000 [ 1339.275029][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.275080][ T32] r9:83018205 r8:8548b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.275103][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.275173][ T32] r5:00001000 r4:e066b000 [ 1339.275199][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.275239][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.275282][ T32] r5:8541238c r4:85412000 [ 1339.275323][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.275396][ T32] r7:ddde2d80 r6:83018200 r5:8541238c r4:84ad6680 [ 1339.275444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.275493][ T32] r10:61c88647 r9:8548b000 r8:84ad66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.275516][ T32] r4:84ad6680 [ 1339.275535][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.275605][ T32] r10:00000000 r9:84ad6680 r8:8027f5e8 r7:eb5d1e60 r6:84ad6780 r5:8548b000 [ 1339.275631][ T32] r4:00000001 [ 1339.275651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.275688][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1339.275718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.275778][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.275810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.275857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.275904][ T32] r4:84abbbc0 [ 1339.276402][ T32] INFO: task kworker/1:471:5015 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.276464][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.276571][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.276651][ T32] Call trace: [ 1339.276688][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.276736][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.276772][ T32] r4:00000000 [ 1339.276795][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.276879][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.276920][ T32] 1d20: d39f1000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.276954][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.276979][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.277026][ T32] r5:80000013 r4:80239bb0 [ 1339.277050][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.277120][ T32] r4:82ac11e4 [ 1339.277144][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.277186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.277209][ T32] r4:e05e1dc0 [ 1339.277228][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.277276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.277312][ T32] r4:00000000 [ 1339.277338][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.277408][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.277445][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.277489][ T32] r5:00001000 r4:eced5000 [ 1339.277508][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.277570][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.277621][ T32] r5:85c3938c r4:85c39000 [ 1339.277650][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.277722][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.277768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.277818][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.277858][ T32] r4:846ded00 [ 1339.277880][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.277928][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.278020][ T32] r4:00000001 [ 1339.278080][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.278157][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.278211][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.278265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.278325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.278389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.278441][ T32] r4:84a7ddc0 [ 1339.278494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.278569][ T32] INFO: task kworker/1:472:5017 blocked for more than 465 seconds. [ 1339.278626][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.278657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.278680][ T32] task:kworker/1:472 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.278824][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.278881][ T32] Call trace: [ 1339.278949][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.279001][ T32] r10:829188dc r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:8548c800 [ 1339.279057][ T32] r4:8548c800 [ 1339.279087][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.279133][ T32] r5:8548c800 r4:829188d8 [ 1339.279153][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.279220][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.279277][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1339.279301][ T32] r4:00000000 [ 1339.279320][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.279356][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.279392][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.279432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2280 [ 1339.279454][ T32] r4:00000000 [ 1339.279473][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.279517][ T32] r9:83018205 r8:8548c800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1339.279538][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.279588][ T32] r5:00001000 r4:eaa71000 [ 1339.279613][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.279651][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.279758][ T32] r5:85412b8c r4:85412800 [ 1339.279825][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.279881][ T32] r7:ddde2d80 r6:83018200 r5:85412b8c r4:84ad6700 [ 1339.279943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.280034][ T32] r10:61c88647 r9:8548c800 r8:84ad672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.280060][ T32] r4:84ad6700 [ 1339.280080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.280124][ T32] r10:00000000 r9:84ad6700 r8:8027f5e8 r7:eb5d1e60 r6:84ad6880 r5:8548c800 [ 1339.280169][ T32] r4:00000001 [ 1339.280219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.280265][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) [ 1339.280293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.280321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.280347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.280397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.280423][ T32] r4:84abbe40 [ 1339.280742][ T32] INFO: task kworker/1:472:5017 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.280776][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.280855][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.280901][ T32] Call trace: [ 1339.280958][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.281007][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.281052][ T32] r4:00000000 [ 1339.281076][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.281114][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.281164][ T32] 1d20: d39f1000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.281221][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.281250][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.281275][ T32] r5:80000013 r4:80239bb0 [ 1339.281296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.281344][ T32] r4:82ac11e4 [ 1339.281395][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.281447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.281494][ T32] r4:e05e1dc0 [ 1339.281519][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.281562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.281585][ T32] r4:00000000 [ 1339.281628][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.281683][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.281739][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.281784][ T32] r5:00001000 r4:eced5000 [ 1339.281825][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.281918][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.281997][ T32] r5:85c3938c r4:85c39000 [ 1339.282063][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.282221][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.307159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.307256][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.307283][ T32] r4:846ded00 [ 1339.307304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.307350][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.307373][ T32] r4:00000001 [ 1339.307415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.307463][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.307517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.307551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.307580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.307609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.307631][ T32] r4:84a7ddc0 [ 1339.307655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.307685][ T32] INFO: task kworker/1:473:5018 blocked for more than 465 seconds. [ 1339.307779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.307820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.307853][ T32] task:kworker/1:473 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.307939][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.307993][ T32] Call trace: [ 1339.308026][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.308076][ T32] r10:829188dc r9:eb581d84 r8:00000002 r7:60000013 r6:eb581d8c r5:8548bc00 [ 1339.308127][ T32] r4:8548bc00 [ 1339.308151][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.308214][ T32] r5:8548bc00 r4:829188d8 [ 1339.308260][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.308304][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.308349][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1339.308409][ T32] r4:00000000 [ 1339.308443][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.308486][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.308551][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.308597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2040 [ 1339.308645][ T32] r4:00000000 [ 1339.308669][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.308754][ T32] r9:83018205 r8:8548bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1339.308780][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.308823][ T32] r5:00001000 r4:e89e9000 [ 1339.308883][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.308937][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.308982][ T32] r5:85412f8c r4:85412c00 [ 1339.309026][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.309073][ T32] r7:ddde2d80 r6:83018200 r5:85412f8c r4:84ad6800 [ 1339.309095][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.309139][ T32] r10:61c88647 r9:8548bc00 r8:84ad682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.309183][ T32] r4:84ad6800 [ 1339.309215][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.309298][ T32] r10:00000000 r9:84ad6800 r8:8027f5e8 r7:eb42de60 r6:84ad6900 r5:8548bc00 [ 1339.309330][ T32] r4:00000001 [ 1339.309351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.309407][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1339.309438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.309469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.309495][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.309571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.309627][ T32] r4:84abbe40 [ 1339.310169][ T32] INFO: task kworker/1:473:5018 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.310215][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.310300][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.310385][ T32] Call trace: [ 1339.310417][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.310486][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.310515][ T32] r4:00000000 [ 1339.310537][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.310597][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.310629][ T32] 1d20: d3f84000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.310659][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.310706][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.310758][ T32] r5:80000013 r4:80239bb0 [ 1339.310784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.310826][ T32] r4:82ac11e4 [ 1339.310854][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.310896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.310929][ T32] r4:e05e1dc0 [ 1339.310952][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.310992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.311016][ T32] r4:00000000 [ 1339.311036][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.311104][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.311131][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.311196][ T32] r5:00001000 r4:eced5000 [ 1339.311220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.311277][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.311323][ T32] r5:85c3938c r4:85c39000 [ 1339.311343][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.311387][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.311417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.311488][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.311535][ T32] r4:846ded00 [ 1339.311560][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.311606][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.311644][ T32] r4:00000001 [ 1339.311667][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.311744][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.311797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.311854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.311888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.311916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.311938][ T32] r4:84a7ddc0 [ 1339.311969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.312000][ T32] INFO: task kworker/1:474:5021 blocked for more than 465 seconds. [ 1339.312029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.312079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.312121][ T32] task:kworker/1:474 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.318465][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.318631][ T32] Call trace: [ 1339.318681][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.318758][ T32] r10:829188dc r9:eb43dd84 r8:00000002 r7:60000113 r6:eb43dd8c r5:85490000 [ 1339.318788][ T32] r4:85490000 [ 1339.318808][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.318857][ T32] r5:85490000 r4:829188d8 [ 1339.318877][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.318918][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.318973][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1339.319004][ T32] r4:00000000 [ 1339.319025][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.319075][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.319117][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.319158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2600 [ 1339.319180][ T32] r4:00000000 [ 1339.319200][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.319245][ T32] r9:83018205 r8:85490000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1339.319266][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.319307][ T32] r5:00001000 r4:eab1b000 [ 1339.319327][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.319366][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.319406][ T32] r5:8541378c r4:85413400 [ 1339.319426][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.319472][ T32] r7:ddde2d80 r6:83018200 r5:8541378c r4:84ad6980 [ 1339.319492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.319548][ T32] r10:61c88647 r9:85490000 r8:84ad69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.319574][ T32] r4:84ad6980 [ 1339.319594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.319655][ T32] r10:00000000 r9:84ad6980 r8:8027f5e8 r7:eb42de60 r6:84ad6a00 r5:85490000 [ 1339.319682][ T32] r4:00000001 [ 1339.319702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.319739][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1339.319767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.319796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.319824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.319859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.319881][ T32] r4:846d2240 [ 1339.320362][ T32] INFO: task kworker/1:474:5021 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.320420][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.320519][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.320564][ T32] Call trace: [ 1339.320623][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.320670][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.320694][ T32] r4:00000000 [ 1339.320713][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.320750][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.320778][ T32] 1d20: d3f84000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.320835][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.320887][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.320917][ T32] r5:80000013 r4:80239bb0 [ 1339.320937][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.320977][ T32] r4:82ac11e4 [ 1339.320997][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.321037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.321083][ T32] r4:e05e1dc0 [ 1339.321105][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.321148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.321171][ T32] r4:00000000 [ 1339.321190][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.321233][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.321254][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.321313][ T32] r5:00001000 r4:eced5000 [ 1339.321352][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.321394][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.321436][ T32] r5:85c3938c r4:85c39000 [ 1339.321477][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.321527][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.321548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.321594][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.321638][ T32] r4:846ded00 [ 1339.321662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.321707][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.321741][ T32] r4:00000001 [ 1339.321773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.321811][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.321858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.321890][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.321917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.321945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.321988][ T32] r4:84a7ddc0 [ 1339.322015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.322043][ T32] INFO: task kworker/1:475:5023 blocked for more than 465 seconds. [ 1339.322093][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.322136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.336614][ T32] task:kworker/1:475 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.336720][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.336807][ T32] Call trace: [ 1339.336854][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.336909][ T32] r10:829188dc r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:85490c00 [ 1339.336956][ T32] r4:85490c00 [ 1339.336984][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.337038][ T32] r5:85490c00 r4:829188d8 [ 1339.337082][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.337128][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.337174][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1339.337220][ T32] r4:00000000 [ 1339.337244][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.337283][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.337350][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.337396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2480 [ 1339.337419][ T32] r4:00000000 [ 1339.337439][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.337486][ T32] r9:83018205 r8:85490c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1339.337531][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.337578][ T32] r5:00001000 r4:eaadb000 [ 1339.337599][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.337638][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.337700][ T32] r5:8541338c r4:85413000 [ 1339.337724][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.337772][ T32] r7:ddde2d80 r6:83018200 r5:8541338c r4:84ad6a80 [ 1339.337815][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.337883][ T32] r10:61c88647 r9:85490c00 r8:84ad6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.337909][ T32] r4:84ad6a80 [ 1339.337951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.338024][ T32] r10:00000000 r9:84ad6a80 r8:8027f5e8 r7:eb43de60 r6:84ad6b80 r5:85490c00 [ 1339.338049][ T32] r4:00000001 [ 1339.338069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.338107][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 1339.338135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.338163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.338195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.338260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.338287][ T32] r4:846d2100 [ 1339.338754][ T32] INFO: task kworker/1:475:5023 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.338788][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.338919][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.338970][ T32] Call trace: [ 1339.339003][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.339087][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.339115][ T32] r4:00000000 [ 1339.339136][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.339198][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.339263][ T32] 1d20: d42d0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.339317][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.339346][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.339371][ T32] r5:80000013 r4:80239bb0 [ 1339.339392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.339432][ T32] r4:82ac11e4 [ 1339.339453][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.339494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.339517][ T32] r4:e05e1dc0 [ 1339.339559][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.339628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.339664][ T32] r4:00000000 [ 1339.339696][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.339774][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.339799][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.339857][ T32] r5:00001000 r4:eced5000 [ 1339.339878][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.339917][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.339960][ T32] r5:85c3938c r4:85c39000 [ 1339.339980][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.340024][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.340045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.340111][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.340154][ T32] r4:846ded00 [ 1339.340189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.340237][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.340260][ T32] r4:00000001 [ 1339.340280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.340314][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.340341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.340370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.340396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.340423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.340445][ T32] r4:84a7ddc0 [ 1339.340466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.340493][ T32] INFO: task kworker/1:476:5025 blocked for more than 465 seconds. [ 1339.340546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.340575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.340619][ T32] task:kworker/1:476 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.340679][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.340721][ T32] Call trace: [ 1339.340777][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.340870][ T32] r10:829188dc r9:eb4b9d84 r8:00000002 r7:60000013 r6:eb4b9d8c r5:85491800 [ 1339.340906][ T32] r4:85491800 [ 1339.340951][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.340995][ T32] r5:85491800 r4:829188d8 [ 1339.341017][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.341078][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.341150][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 1339.341176][ T32] r4:00000000 [ 1339.341204][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.341245][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.341280][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.341339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2c00 [ 1339.341379][ T32] r4:00000000 [ 1339.341400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.341465][ T32] r9:83018205 r8:85491800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.341490][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.341533][ T32] r5:00001000 r4:eadab000 [ 1339.341552][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.341616][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.341667][ T32] r5:8541838c r4:85418000 [ 1339.341687][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.341762][ T32] r7:ddde2d80 r6:83018200 r5:8541838c r4:84ad6b00 [ 1339.341790][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.341853][ T32] r10:61c88647 r9:85491800 r8:84ad6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.341883][ T32] r4:84ad6b00 [ 1339.341929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.341999][ T32] r10:00000000 r9:84ad6b00 r8:8027f5e8 r7:eb43de60 r6:84ad6c80 r5:85491800 [ 1339.342026][ T32] r4:00000001 [ 1339.342046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.342104][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1339.342214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.362627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.362696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.362735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.362761][ T32] r4:846d24c0 [ 1339.363359][ T32] INFO: task kworker/1:476:5025 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.363445][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.363632][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.363767][ T32] Call trace: [ 1339.363869][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.363967][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.364016][ T32] r4:00000000 [ 1339.364083][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.364176][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.364220][ T32] 1d20: d497f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.364260][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.364300][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.364329][ T32] r5:80000013 r4:80239bb0 [ 1339.364350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.364393][ T32] r4:82ac11e4 [ 1339.364413][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.364456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.364501][ T32] r4:e05e1dc0 [ 1339.364526][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.364569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.364602][ T32] r4:00000000 [ 1339.364625][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.364692][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.364750][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.364821][ T32] r5:00001000 r4:eced5000 [ 1339.364853][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.364926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.364981][ T32] r5:85c3938c r4:85c39000 [ 1339.365006][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.365053][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.365074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.365125][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.365148][ T32] r4:846ded00 [ 1339.365167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.365212][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.365234][ T32] r4:00000001 [ 1339.365277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.365315][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.365364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.365397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.365446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.365498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.365523][ T32] r4:84a7ddc0 [ 1339.365569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.365623][ T32] INFO: task kworker/1:477:5027 blocked for more than 465 seconds. [ 1339.365660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.365685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.365731][ T32] task:kworker/1:477 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.365799][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.365894][ T32] Call trace: [ 1339.365962][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.366055][ T32] r10:829188dc r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:85492400 [ 1339.366094][ T32] r4:85492400 [ 1339.366115][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.366156][ T32] r5:85492400 r4:829188d8 [ 1339.366176][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.366214][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.366258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 1339.366280][ T32] r4:00000000 [ 1339.366298][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.366334][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.366395][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.366440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2780 [ 1339.366463][ T32] r4:00000000 [ 1339.366482][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.366546][ T32] r9:83018205 r8:85492400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.366571][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.366635][ T32] r5:00001000 r4:eabc3000 [ 1339.366680][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.366724][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.366765][ T32] r5:85413b8c r4:85413800 [ 1339.366784][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.366827][ T32] r7:ddde2d80 r6:83018200 r5:85413b8c r4:84ad6c00 [ 1339.366852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.366907][ T32] r10:61c88647 r9:85492400 r8:84ad6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.366943][ T32] r4:84ad6c00 [ 1339.366983][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.367074][ T32] r10:00000000 r9:84ad6c00 r8:8027f5e8 r7:eb4b9e60 r6:84ad6d80 r5:85492400 [ 1339.367116][ T32] r4:00000001 [ 1339.367139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.367178][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 1339.367229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.367282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.367313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.367343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.367365][ T32] r4:846d26c0 [ 1339.367659][ T32] INFO: task kworker/1:477:5027 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.367692][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.367789][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.367856][ T32] Call trace: [ 1339.367918][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.367967][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.368016][ T32] r4:00000000 [ 1339.368063][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.368151][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.368193][ T32] 1d20: d497f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.368226][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.368251][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.368300][ T32] r5:80000013 r4:80239bb0 [ 1339.368325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.368365][ T32] r4:82ac11e4 [ 1339.368407][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.368452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.368500][ T32] r4:e05e1dc0 [ 1339.368524][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.368600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.368648][ T32] r4:00000000 [ 1339.368671][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.368740][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.368765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.368807][ T32] r5:00001000 r4:eced5000 [ 1339.368827][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.368871][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.368912][ T32] r5:85c3938c r4:85c39000 [ 1339.368932][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.368978][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.368999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.369068][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.369095][ T32] r4:846ded00 [ 1339.369136][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.369194][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.369241][ T32] r4:00000001 [ 1339.369287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.369324][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.369351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.369400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.369431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.369461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.369483][ T32] r4:84a7ddc0 [ 1339.369502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.369527][ T32] INFO: task kworker/1:478:5028 blocked for more than 465 seconds. [ 1339.369555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.369601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.369646][ T32] task:kworker/1:478 state:D stack:0 pid:5028 tgid:5028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.369716][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.369767][ T32] Call trace: [ 1339.369801][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.369871][ T32] r10:829188dc r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:85493000 [ 1339.369898][ T32] r4:85493000 [ 1339.369920][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.370007][ T32] r5:85493000 r4:829188d8 [ 1339.370040][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.370123][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.370173][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1339.370231][ T32] r4:00000000 [ 1339.370275][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.370315][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.370351][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.370391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2900 [ 1339.370434][ T32] r4:00000000 [ 1339.370545][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.370594][ T32] r9:83018205 r8:85493000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1339.370617][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.370658][ T32] r5:00001000 r4:eac17000 [ 1339.370677][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.370714][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.370753][ T32] r5:85413f8c r4:85413c00 [ 1339.370772][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.370863][ T32] r7:ddde2d80 r6:83018200 r5:85413f8c r4:84ad6d00 [ 1339.370888][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.370956][ T32] r10:61c88647 r9:85493000 r8:84ad6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.370996][ T32] r4:84ad6d00 [ 1339.371031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.371121][ T32] r10:00000000 r9:84ad6d00 r8:8027f5e8 r7:eb4b9e60 r6:84ad6e00 r5:85493000 [ 1339.371147][ T32] r4:00000001 [ 1339.371190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.371250][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1339.371279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.371330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.371360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.371389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.371432][ T32] r4:846d27c0 [ 1339.371705][ T32] INFO: task kworker/1:478:5028 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.371741][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.371853][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.371934][ T32] Call trace: [ 1339.372014][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.372091][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.372205][ T32] r4:00000000 [ 1339.382566][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.382647][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.382681][ T32] 1d20: d497f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.382711][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.382736][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.382762][ T32] r5:80000013 r4:80239bb0 [ 1339.382784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.382847][ T32] r4:82ac11e4 [ 1339.382873][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.382929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.382985][ T32] r4:e05e1dc0 [ 1339.383038][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.383091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.383138][ T32] r4:00000000 [ 1339.383183][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.383235][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.383257][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.383322][ T32] r5:00001000 r4:eced5000 [ 1339.383412][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.383485][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.383553][ T32] r5:85c3938c r4:85c39000 [ 1339.383578][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.383669][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.383694][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.383827][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.383872][ T32] r4:846ded00 [ 1339.383895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.383943][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.383988][ T32] r4:00000001 [ 1339.384013][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.384050][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.384087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.384119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.384146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.384175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.384217][ T32] r4:84a7ddc0 [ 1339.384255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.384320][ T32] INFO: task kworker/1:479:5030 blocked for more than 465 seconds. [ 1339.384357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.384382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.384425][ T32] task:kworker/1:479 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.384487][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.384645][ T32] Call trace: [ 1339.384723][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.384773][ T32] r10:829188dc r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:85493c00 [ 1339.384796][ T32] r4:85493c00 [ 1339.384816][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.384883][ T32] r5:85493c00 r4:829188d8 [ 1339.384908][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.384971][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.385020][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1339.385087][ T32] r4:00000000 [ 1339.385116][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.385181][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.385249][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.385337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2840 [ 1339.385365][ T32] r4:00000000 [ 1339.385385][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.385451][ T32] r9:83018205 r8:85493c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1339.385477][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.385529][ T32] r5:00001000 r4:ead6d000 [ 1339.385659][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.385702][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.385742][ T32] r5:8541878c r4:85418400 [ 1339.385771][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.385815][ T32] r7:ddde2d80 r6:83018200 r5:8541878c r4:84ad6e80 [ 1339.385862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.385954][ T32] r10:61c88647 r9:85493c00 r8:84ad6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.386035][ T32] r4:84ad6e80 [ 1339.386060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.386148][ T32] r10:00000000 r9:84ad6e80 r8:8027f5e8 r7:eb4b9e60 r6:84ad6f80 r5:85493c00 [ 1339.386177][ T32] r4:00000001 [ 1339.386262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.386300][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1339.386328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.386356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.386427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.386459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.386482][ T32] r4:846d2840 [ 1339.386941][ T32] INFO: task kworker/1:479:5030 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.386976][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.387051][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.387098][ T32] Call trace: [ 1339.387129][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.387175][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.387199][ T32] r4:00000000 [ 1339.387218][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.387279][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.387334][ T32] 1d20: d497f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.387366][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.387392][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.387416][ T32] r5:80000013 r4:80239bb0 [ 1339.387435][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.387516][ T32] r4:82ac11e4 [ 1339.387557][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.387625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.387652][ T32] r4:e05e1dc0 [ 1339.387672][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.387768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.387798][ T32] r4:00000000 [ 1339.387819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.387869][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.387912][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.387980][ T32] r5:00001000 r4:eced5000 [ 1339.388004][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.388086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.388154][ T32] r5:85c3938c r4:85c39000 [ 1339.388178][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.388268][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.388293][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.388361][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.388388][ T32] r4:846ded00 [ 1339.388451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.388500][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.388539][ T32] r4:00000001 [ 1339.388583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.388621][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.388687][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.388747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.388776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.388815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.388847][ T32] r4:84a7ddc0 [ 1339.388880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.388910][ T32] INFO: task kworker/1:480:5032 blocked for more than 465 seconds. [ 1339.388964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.388991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.389012][ T32] task:kworker/1:480 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.389090][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.389140][ T32] Call trace: [ 1339.389171][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.389238][ T32] r10:829188dc r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:85494800 [ 1339.389308][ T32] r4:85494800 [ 1339.389332][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.389373][ T32] r5:85494800 r4:829188d8 [ 1339.389394][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.389432][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.389476][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1339.389497][ T32] r4:00000000 [ 1339.389516][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.389552][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.389607][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.389652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2dc0 [ 1339.389695][ T32] r4:00000000 [ 1339.389741][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.389790][ T32] r9:83018205 r8:85494800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1339.389812][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.389859][ T32] r5:00001000 r4:eaedd000 [ 1339.389879][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.389917][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.389956][ T32] r5:85418b8c r4:85418800 [ 1339.390018][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.390106][ T32] r7:ddde2d80 r6:83018200 r5:85418b8c r4:84ad6f00 [ 1339.390141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.390196][ T32] r10:61c88647 r9:85494800 r8:84ad6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.390222][ T32] r4:84ad6f00 [ 1339.390256][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.390326][ T32] r10:00000000 r9:84ad6f00 r8:8027f5e8 r7:eb4b9e60 r6:854cff80 r5:85494800 [ 1339.390353][ T32] r4:00000001 [ 1339.390373][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.390407][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1339.390433][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.390462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.390488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.390526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.390552][ T32] r4:846d2a80 [ 1339.390828][ T32] INFO: task kworker/1:480:5032 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.390868][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.390946][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.391040][ T32] Call trace: [ 1339.391102][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.391151][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.391188][ T32] r4:00000000 [ 1339.391257][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.391309][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.391356][ T32] 1d20: d497f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.391389][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.391436][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.391463][ T32] r5:80000013 r4:80239bb0 [ 1339.391526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.391599][ T32] r4:82ac11e4 [ 1339.391642][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.391697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.391720][ T32] r4:e05e1dc0 [ 1339.391739][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.391790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.391817][ T32] r4:00000000 [ 1339.391879][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.391960][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.392009][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.392057][ T32] r5:00001000 r4:eced5000 [ 1339.392077][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.424378][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.424543][ T32] r5:85c3938c r4:85c39000 [ 1339.424573][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.424638][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.424664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.424724][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.424748][ T32] r4:846ded00 [ 1339.424768][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.424813][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.424844][ T32] r4:00000001 [ 1339.424865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.424928][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.424966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.425019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.425068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.425102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.425146][ T32] r4:84a7ddc0 [ 1339.425197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.425251][ T32] INFO: task kworker/1:481:5034 blocked for more than 465 seconds. [ 1339.425289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.425315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.425337][ T32] task:kworker/1:481 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.425408][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.425502][ T32] Call trace: [ 1339.425580][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.425637][ T32] r10:829188dc r9:eb4f1d84 r8:00000002 r7:60000113 r6:eb4f1d8c r5:85495400 [ 1339.425683][ T32] r4:85495400 [ 1339.425707][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.425759][ T32] r5:85495400 r4:829188d8 [ 1339.425781][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.425821][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.425873][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 [ 1339.425897][ T32] r4:00000000 [ 1339.425916][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.425952][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.426056][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.426105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d2f40 [ 1339.426153][ T32] r4:00000000 [ 1339.426180][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.426227][ T32] r9:83018205 r8:85495400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1339.426274][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.426321][ T32] r5:00001000 r4:eb0c1000 [ 1339.426342][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.426380][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.426420][ T32] r5:85418f8c r4:85418c00 [ 1339.426449][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.426498][ T32] r7:ddde2d80 r6:83018200 r5:85418f8c r4:846ac100 [ 1339.426521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.426566][ T32] r10:61c88647 r9:85495400 r8:846ac12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.426598][ T32] r4:846ac100 [ 1339.426620][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.426665][ T32] r10:00000000 r9:846ac100 r8:8027f5e8 r7:eb4dde60 r6:846ac080 r5:85495400 [ 1339.426697][ T32] r4:00000001 [ 1339.426719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.426776][ T32] Exception stack(0xeb4f1fb0 to 0xeb4f1ff8) [ 1339.426806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.426841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.426869][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.426898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.426919][ T32] r4:846d2b40 [ 1339.427471][ T32] INFO: task kworker/1:481:5034 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.427510][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.427592][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.427643][ T32] Call trace: [ 1339.427673][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.427720][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.427772][ T32] r4:00000000 [ 1339.427794][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.427857][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.427901][ T32] 1d20: d51f0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.427931][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.428001][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.428035][ T32] r5:80000013 r4:80239bb0 [ 1339.428094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.428139][ T32] r4:82ac11e4 [ 1339.428161][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.428202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.428247][ T32] r4:e05e1dc0 [ 1339.428270][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.428312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.428365][ T32] r4:00000000 [ 1339.428395][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.428462][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.428501][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.428560][ T32] r5:00001000 r4:eced5000 [ 1339.428600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.428690][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.428788][ T32] r5:85c3938c r4:85c39000 [ 1339.428815][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.428894][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.428921][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.428990][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.429016][ T32] r4:846ded00 [ 1339.429047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.429106][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.429181][ T32] r4:00000001 [ 1339.429220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.429262][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.429290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.429328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.429359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.429388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.429411][ T32] r4:84a7ddc0 [ 1339.429431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.429466][ T32] INFO: task kworker/1:482:5036 blocked for more than 465 seconds. [ 1339.429500][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.429525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.429566][ T32] task:kworker/1:482 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.429675][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.429723][ T32] Call trace: [ 1339.429775][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.429825][ T32] r10:829188dc r9:eb4fdd84 r8:00000002 r7:60000113 r6:eb4fdd8c r5:85496000 [ 1339.429869][ T32] r4:85496000 [ 1339.429914][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.429958][ T32] r5:85496000 r4:829188d8 [ 1339.430029][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.430098][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.430148][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1339.430189][ T32] r4:00000000 [ 1339.430212][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.430250][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.430284][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.430324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684780 [ 1339.430369][ T32] r4:00000000 [ 1339.430417][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.430476][ T32] r9:83018205 r8:85496000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.430507][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.430549][ T32] r5:00001000 r4:eb3df000 [ 1339.430589][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.430665][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.430720][ T32] r5:8541a78c r4:8541a400 [ 1339.430743][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.430796][ T32] r7:ddde2d80 r6:83018200 r5:8541a78c r4:846ac000 [ 1339.430821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.430895][ T32] r10:61c88647 r9:85496000 r8:846ac02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.430943][ T32] r4:846ac000 [ 1339.430966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.431031][ T32] r10:00000000 r9:846ac000 r8:8027f5e8 r7:eb4f1e60 r6:846ac200 r5:85496000 [ 1339.431105][ T32] r4:00000001 [ 1339.431151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.431189][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1339.431238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.431270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.431306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.431338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.431361][ T32] r4:846d2980 [ 1339.431727][ T32] INFO: task kworker/1:482:5036 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.431767][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.431826][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.431919][ T32] Call trace: [ 1339.432001][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.432054][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.432078][ T32] r4:00000000 [ 1339.432112][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.455217][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.455325][ T32] 1d20: d5818000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.455359][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.455385][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.455424][ T32] r5:80000013 r4:80239bb0 [ 1339.455452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.455544][ T32] r4:82ac11e4 [ 1339.455572][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.455618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.455642][ T32] r4:e05e1dc0 [ 1339.455662][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.455714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.455740][ T32] r4:00000000 [ 1339.455788][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.455864][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.455898][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.455954][ T32] r5:00001000 r4:eced5000 [ 1339.455986][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.456029][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.456101][ T32] r5:85c3938c r4:85c39000 [ 1339.456148][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.456199][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.456221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.456276][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.456302][ T32] r4:846ded00 [ 1339.456345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.456394][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.456427][ T32] r4:00000001 [ 1339.456451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.456486][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.456533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.456567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.456594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.456642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.456669][ T32] r4:84a7ddc0 [ 1339.456702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.456761][ T32] INFO: task kworker/1:483:5038 blocked for more than 465 seconds. [ 1339.456798][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.456823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.456878][ T32] task:kworker/1:483 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.456942][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.456987][ T32] Call trace: [ 1339.457053][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.457109][ T32] r10:829188dc r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:85496c00 [ 1339.457155][ T32] r4:85496c00 [ 1339.457181][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.457252][ T32] r5:85496c00 r4:829188d8 [ 1339.457298][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.457342][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.457386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1339.457429][ T32] r4:00000000 [ 1339.457474][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.457527][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.457566][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.457607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abbcc0 [ 1339.457630][ T32] r4:00000000 [ 1339.457650][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.457695][ T32] r9:83018205 r8:85496c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.457717][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.457758][ T32] r5:00001000 r4:eb0fd000 [ 1339.457779][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.457838][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.457918][ T32] r5:8541938c r4:85419000 [ 1339.457942][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.458042][ T32] r7:ddde2d80 r6:83018200 r5:8541938c r4:846ac180 [ 1339.458066][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.458120][ T32] r10:61c88647 r9:85496c00 r8:846ac1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.458142][ T32] r4:846ac180 [ 1339.458163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.458228][ T32] r10:00000000 r9:846ac180 r8:8027f5e8 r7:eb4fde60 r6:846ac280 r5:85496c00 [ 1339.458256][ T32] r4:00000001 [ 1339.458275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.458332][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1339.458362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.458391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.458418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.458468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.458495][ T32] r4:84abbf40 [ 1339.458989][ T32] INFO: task kworker/1:483:5038 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.459024][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.459185][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.459259][ T32] Call trace: [ 1339.459294][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.459342][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.459365][ T32] r4:00000000 [ 1339.459384][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.459443][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.459518][ T32] 1d20: d5818000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.459572][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.459601][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.459627][ T32] r5:80000013 r4:80239bb0 [ 1339.459648][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.459687][ T32] r4:82ac11e4 [ 1339.459707][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.459747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.459770][ T32] r4:e05e1dc0 [ 1339.459811][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.459857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.459880][ T32] r4:00000000 [ 1339.459899][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.459942][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.459974][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.460019][ T32] r5:00001000 r4:eced5000 [ 1339.460039][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.460077][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.460147][ T32] r5:85c3938c r4:85c39000 [ 1339.460172][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.460218][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.460239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.460326][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.460353][ T32] r4:846ded00 [ 1339.460373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.460418][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.460440][ T32] r4:00000001 [ 1339.460459][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.460493][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.460561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.460638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.460668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.460696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.460720][ T32] r4:84a7ddc0 [ 1339.460739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.460826][ T32] INFO: task kworker/1:484:5040 blocked for more than 465 seconds. [ 1339.460859][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.460883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.460913][ T32] task:kworker/1:484 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.460961][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.461033][ T32] Call trace: [ 1339.461068][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.461164][ T32] r10:829188dc r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:85498000 [ 1339.461241][ T32] r4:85498000 [ 1339.461265][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.461305][ T32] r5:85498000 r4:829188d8 [ 1339.461325][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.461363][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.461449][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1339.461493][ T32] r4:00000000 [ 1339.461546][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.461590][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.461654][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.461700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846840c0 [ 1339.461723][ T32] r4:00000000 [ 1339.461743][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.461786][ T32] r9:83018205 r8:85498000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.461840][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.461885][ T32] r5:00001000 r4:eb16f000 [ 1339.461906][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.461948][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.462049][ T32] r5:85419b8c r4:85419800 [ 1339.462071][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.462294][ T32] r7:ddde2d80 r6:83018200 r5:85419b8c r4:846ac300 [ 1339.473570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.473663][ T32] r10:61c88647 r9:85498000 r8:846ac32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.473691][ T32] r4:846ac300 [ 1339.473725][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.473807][ T32] r10:00000000 r9:846ac300 r8:8027f5e8 r7:eb4fde60 r6:846ac380 r5:85498000 [ 1339.473834][ T32] r4:00000001 [ 1339.473855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.473892][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1339.473952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.474037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.474070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.474110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.474164][ T32] r4:846d2980 [ 1339.474663][ T32] INFO: task kworker/1:484:5040 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.474728][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.474806][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.474860][ T32] Call trace: [ 1339.474923][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.474978][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.475002][ T32] r4:00000000 [ 1339.475022][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.475059][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.475093][ T32] 1d20: d5818000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.475124][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.475149][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.475173][ T32] r5:80000013 r4:80239bb0 [ 1339.475194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.475268][ T32] r4:82ac11e4 [ 1339.475320][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.475368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.475394][ T32] r4:e05e1dc0 [ 1339.475447][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.475495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.475518][ T32] r4:00000000 [ 1339.475539][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.475584][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.475634][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.475681][ T32] r5:00001000 r4:eced5000 [ 1339.475701][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.475739][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.475786][ T32] r5:85c3938c r4:85c39000 [ 1339.475837][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.475911][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.475966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.476022][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.476046][ T32] r4:846ded00 [ 1339.476066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.476150][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.476177][ T32] r4:00000001 [ 1339.476220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.476259][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.476307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.476339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.476366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.476417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.476443][ T32] r4:84a7ddc0 [ 1339.476465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.476494][ T32] INFO: task kworker/1:485:5042 blocked for more than 465 seconds. [ 1339.476548][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.476576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.476598][ T32] task:kworker/1:485 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.476676][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.476723][ T32] Call trace: [ 1339.476767][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.476812][ T32] r10:829188dc r9:eb539d84 r8:00000002 r7:60000113 r6:eb539d8c r5:85498c00 [ 1339.476862][ T32] r4:85498c00 [ 1339.476887][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.476959][ T32] r5:85498c00 r4:829188d8 [ 1339.477005][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.477049][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.477122][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1339.477148][ T32] r4:00000000 [ 1339.477190][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.477232][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.477267][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.477309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846842c0 [ 1339.477331][ T32] r4:00000000 [ 1339.477373][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.477420][ T32] r9:83018205 r8:85498c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1339.477462][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.477530][ T32] r5:00001000 r4:eb1cb000 [ 1339.477576][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.477619][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.477659][ T32] r5:8541978c r4:85419400 [ 1339.477699][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.477748][ T32] r7:ddde2d80 r6:83018200 r5:8541978c r4:846ac400 [ 1339.477769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.477813][ T32] r10:61c88647 r9:85498c00 r8:846ac42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.477835][ T32] r4:846ac400 [ 1339.477875][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.477922][ T32] r10:00000000 r9:846ac400 r8:8027f5e8 r7:eb4fde60 r6:846ac500 r5:85498c00 [ 1339.477946][ T32] r4:00000001 [ 1339.477988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.478027][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1339.478068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.478105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.478133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.478160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.478204][ T32] r4:84684080 [ 1339.478519][ T32] INFO: task kworker/1:485:5042 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.478553][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.478635][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.478692][ T32] Call trace: [ 1339.478750][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.478798][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.478821][ T32] r4:00000000 [ 1339.478842][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.478900][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.478953][ T32] 1d20: d5818000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.478985][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.479011][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.479036][ T32] r5:80000013 r4:80239bb0 [ 1339.479077][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.479146][ T32] r4:82ac11e4 [ 1339.479181][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.479247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.479273][ T32] r4:e05e1dc0 [ 1339.479293][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.479333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.479355][ T32] r4:00000000 [ 1339.479397][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.479461][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.479491][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.479533][ T32] r5:00001000 r4:eced5000 [ 1339.479552][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.479613][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.479667][ T32] r5:85c3938c r4:85c39000 [ 1339.479691][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.479737][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.479769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.479845][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.479870][ T32] r4:846ded00 [ 1339.479891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.479935][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.479957][ T32] r4:00000001 [ 1339.479997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.480034][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.480070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.480129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.480161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.480190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.480212][ T32] r4:84a7ddc0 [ 1339.480231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.480277][ T32] INFO: task kworker/1:486:5045 blocked for more than 465 seconds. [ 1339.480309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.480354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.480378][ T32] task:kworker/1:486 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.480444][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.480513][ T32] Call trace: [ 1339.480569][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.480637][ T32] r10:829188dc r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:85499800 [ 1339.480672][ T32] r4:85499800 [ 1339.480695][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.480758][ T32] r5:85499800 r4:829188d8 [ 1339.480782][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.480821][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.480864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1339.480886][ T32] r4:00000000 [ 1339.480905][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.480941][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.480976][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.481015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684480 [ 1339.481067][ T32] r4:00000000 [ 1339.481117][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.481166][ T32] r9:83018205 r8:85499800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1339.481187][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.481237][ T32] r5:00001000 r4:eb231000 [ 1339.481260][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.481309][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.481353][ T32] r5:85419f8c r4:85419c00 [ 1339.481372][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.481445][ T32] r7:ddde2d80 r6:83018200 r5:85419f8c r4:846ac480 [ 1339.481493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.481546][ T32] r10:61c88647 r9:85499800 r8:846ac4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.481595][ T32] r4:846ac480 [ 1339.481618][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.481663][ T32] r10:00000000 r9:846ac480 r8:8027f5e8 r7:eb4fde60 r6:846ac580 r5:85499800 [ 1339.481685][ T32] r4:00000001 [ 1339.481704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.481737][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1339.481763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.481813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.481858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.481903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.481928][ T32] r4:84684000 [ 1339.512886][ T32] INFO: task kworker/1:486:5045 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.512989][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.513098][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.513163][ T32] Call trace: [ 1339.513237][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.513361][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.513389][ T32] r4:00000000 [ 1339.513411][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.513450][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.513480][ T32] 1d20: d6250000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.513530][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.513560][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.513672][ T32] r5:80000013 r4:80239bb0 [ 1339.513787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.513907][ T32] r4:82ac11e4 [ 1339.513988][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.514062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.514097][ T32] r4:e05e1dc0 [ 1339.514118][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.514161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.514183][ T32] r4:00000000 [ 1339.514203][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.514248][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.514293][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.514339][ T32] r5:00001000 r4:eced5000 [ 1339.514376][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.514418][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.514475][ T32] r5:85c3938c r4:85c39000 [ 1339.514521][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.514571][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.514592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.514636][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.514659][ T32] r4:846ded00 [ 1339.514688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.514736][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.514782][ T32] r4:00000001 [ 1339.514806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.514856][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.514907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.514955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.514992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.515024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.515046][ T32] r4:84a7ddc0 [ 1339.515069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.515116][ T32] INFO: task kworker/1:487:5047 blocked for more than 466 seconds. [ 1339.515215][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.515244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.515266][ T32] task:kworker/1:487 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.515379][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.515451][ T32] Call trace: [ 1339.515507][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.515553][ T32] r10:829188dc r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:8549a400 [ 1339.515576][ T32] r4:8549a400 [ 1339.515640][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.515683][ T32] r5:8549a400 r4:829188d8 [ 1339.515703][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.515761][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.515831][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1339.515902][ T32] r4:00000000 [ 1339.515947][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.516009][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.516071][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.516147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684600 [ 1339.516174][ T32] r4:00000000 [ 1339.516194][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.516237][ T32] r9:83018205 r8:8549a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1339.516297][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.516342][ T32] r5:00001000 r4:eb2e1000 [ 1339.516362][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.516399][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.516440][ T32] r5:8541a38c r4:8541a000 [ 1339.516469][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.516538][ T32] r7:ddde2d80 r6:83018200 r5:8541a38c r4:846ac600 [ 1339.516570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.516655][ T32] r10:61c88647 r9:8549a400 r8:846ac62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.516681][ T32] r4:846ac600 [ 1339.516719][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.516767][ T32] r10:00000000 r9:846ac600 r8:8027f5e8 r7:eb4fde60 r6:846ac700 r5:8549a400 [ 1339.516812][ T32] r4:00000001 [ 1339.516867][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.516906][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 1339.516942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.516975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.517002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.517031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.517053][ T32] r4:846844c0 [ 1339.517461][ T32] INFO: task kworker/1:487:5047 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.517525][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.517813][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.517872][ T32] Call trace: [ 1339.517903][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.517949][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.518002][ T32] r4:00000000 [ 1339.518048][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.518095][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.518148][ T32] 1d20: d6250000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.518203][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.518234][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.518259][ T32] r5:80000013 r4:80239bb0 [ 1339.518279][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.518318][ T32] r4:82ac11e4 [ 1339.518338][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.518401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.518428][ T32] r4:e05e1dc0 [ 1339.518448][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.518493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.518536][ T32] r4:00000000 [ 1339.518583][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.518652][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.518677][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.518735][ T32] r5:00001000 r4:eced5000 [ 1339.518770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.518877][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.518922][ T32] r5:85c3938c r4:85c39000 [ 1339.518988][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.519039][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.519061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.519127][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.519178][ T32] r4:846ded00 [ 1339.519212][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.519268][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.519313][ T32] r4:00000001 [ 1339.519392][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.519431][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.519458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.519528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.519581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.519658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.519777][ T32] r4:84a7ddc0 [ 1339.519801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.519827][ T32] INFO: task kworker/1:488:5049 blocked for more than 466 seconds. [ 1339.519901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.520016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.520089][ T32] task:kworker/1:488 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.520145][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.520276][ T32] Call trace: [ 1339.520357][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.520427][ T32] r10:829188dc r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:8549b000 [ 1339.520454][ T32] r4:8549b000 [ 1339.520478][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.520519][ T32] r5:8549b000 r4:829188d8 [ 1339.520563][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.520607][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.520674][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1339.520767][ T32] r4:00000000 [ 1339.520833][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.520880][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.520917][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.520957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846848c0 [ 1339.520992][ T32] r4:00000000 [ 1339.521013][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.521065][ T32] r9:83018205 r8:8549b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1339.521143][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.521206][ T32] r5:00001000 r4:eb3ef000 [ 1339.521226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.521351][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.521418][ T32] r5:8541ab8c r4:8541a800 [ 1339.521441][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.521519][ T32] r7:ddde2d80 r6:83018200 r5:8541ab8c r4:846ac680 [ 1339.521570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.521618][ T32] r10:61c88647 r9:8549b000 r8:846ac6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.521641][ T32] r4:846ac680 [ 1339.521660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.521727][ T32] r10:00000000 r9:846ac680 r8:8027f5e8 r7:eb4fde60 r6:846ac800 r5:8549b000 [ 1339.521775][ T32] r4:00000001 [ 1339.521799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.521864][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1339.521894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.521922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.521949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.522013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.522039][ T32] r4:846846c0 [ 1339.545555][ T32] INFO: task kworker/1:488:5049 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.545659][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.545851][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.545933][ T32] Call trace: [ 1339.545988][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.546051][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.546076][ T32] r4:00000000 [ 1339.546126][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.546177][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.546208][ T32] 1d20: d6576000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.546239][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.546286][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.546336][ T32] r5:80000013 r4:80239bb0 [ 1339.546361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.546405][ T32] r4:82ac11e4 [ 1339.546446][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.546514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.546647][ T32] r4:e05e1dc0 [ 1339.546681][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.546726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.546770][ T32] r4:00000000 [ 1339.546861][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.546911][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.546932][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.546997][ T32] r5:00001000 r4:eced5000 [ 1339.547022][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.547071][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.547145][ T32] r5:85c3938c r4:85c39000 [ 1339.547169][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.547216][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.547258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.547308][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.547345][ T32] r4:846ded00 [ 1339.547367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.547434][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.547460][ T32] r4:00000001 [ 1339.547523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.547561][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.547588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.547641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.547672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.547701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.547723][ T32] r4:84a7ddc0 [ 1339.547770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.547800][ T32] INFO: task kworker/1:489:5050 blocked for more than 466 seconds. [ 1339.547861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.547889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.547910][ T32] task:kworker/1:489 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.547978][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.548072][ T32] Call trace: [ 1339.548137][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.548183][ T32] r10:829188dc r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:8549bc00 [ 1339.548380][ T32] r4:8549bc00 [ 1339.548405][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.548489][ T32] r5:8549bc00 r4:829188d8 [ 1339.548546][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.548589][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.548633][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1339.548680][ T32] r4:00000000 [ 1339.548709][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.548749][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.548926][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.548971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684d80 [ 1339.549003][ T32] r4:00000000 [ 1339.549027][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.549088][ T32] r9:83018205 r8:8549bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1339.549114][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.549155][ T32] r5:00001000 r4:eb44b000 [ 1339.549175][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.549215][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.549277][ T32] r5:8541b78c r4:8541b400 [ 1339.549315][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.549384][ T32] r7:ddde2d80 r6:83018200 r5:8541b78c r4:846ac780 [ 1339.549409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.549455][ T32] r10:61c88647 r9:8549bc00 r8:846ac7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.549546][ T32] r4:846ac780 [ 1339.549569][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.549613][ T32] r10:00000000 r9:846ac780 r8:8027f5e8 r7:eb60de60 r6:846ac880 r5:8549bc00 [ 1339.549635][ T32] r4:00000001 [ 1339.549654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.549686][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1339.549734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.549767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.549815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.549865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.549932][ T32] r4:846847c0 [ 1339.550310][ T32] INFO: task kworker/1:489:5050 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.550368][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.550473][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.550519][ T32] Call trace: [ 1339.550549][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.550594][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.550617][ T32] r4:00000000 [ 1339.550636][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.550673][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.550702][ T32] 1d20: d6576000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.550731][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.550779][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.550807][ T32] r5:80000013 r4:80239bb0 [ 1339.550828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.550869][ T32] r4:82ac11e4 [ 1339.550889][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.550929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.550951][ T32] r4:e05e1dc0 [ 1339.550970][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.551010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.551053][ T32] r4:00000000 [ 1339.551122][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.551180][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.551216][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.551271][ T32] r5:00001000 r4:eced5000 [ 1339.551294][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.551348][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.551393][ T32] r5:85c3938c r4:85c39000 [ 1339.551437][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.551492][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.551547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.551619][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.551646][ T32] r4:846ded00 [ 1339.551667][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.551726][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.551751][ T32] r4:00000001 [ 1339.551771][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.551805][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.551905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.551937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.551964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.551992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.552035][ T32] r4:84a7ddc0 [ 1339.552058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.552090][ T32] INFO: task kworker/1:490:5052 blocked for more than 466 seconds. [ 1339.552167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.567303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.567355][ T32] task:kworker/1:490 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.567504][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.567597][ T32] Call trace: [ 1339.567657][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.567713][ T32] r10:829188dc r9:eb611d84 r8:00000002 r7:60000013 r6:eb611d8c r5:8549c800 [ 1339.567762][ T32] r4:8549c800 [ 1339.567784][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.567825][ T32] r5:8549c800 r4:829188d8 [ 1339.567857][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.567931][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.567984][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1339.568010][ T32] r4:00000000 [ 1339.568030][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.568112][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.568158][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.568221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684a40 [ 1339.568248][ T32] r4:00000000 [ 1339.568313][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.568384][ T32] r9:83018205 r8:8549c800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.568441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.568509][ T32] r5:00001000 r4:eb3fd000 [ 1339.568535][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.568575][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.568616][ T32] r5:8541af8c r4:8541ac00 [ 1339.568659][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.568710][ T32] r7:ddde2d80 r6:83018200 r5:8541af8c r4:846ac900 [ 1339.568733][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.568821][ T32] r10:61c88647 r9:8549c800 r8:846ac92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.568849][ T32] r4:846ac900 [ 1339.568870][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.568957][ T32] r10:00000000 r9:846ac900 r8:8027f5e8 r7:eb559e60 r6:846aca00 r5:8549c800 [ 1339.568984][ T32] r4:00000001 [ 1339.569005][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.569042][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1339.569071][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.569104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.569153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.569207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.569232][ T32] r4:84684800 [ 1339.569709][ T32] INFO: task kworker/1:490:5052 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.569769][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.569859][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.569928][ T32] Call trace: [ 1339.570013][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.570061][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.570114][ T32] r4:00000000 [ 1339.570139][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.570178][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.570231][ T32] 1d20: d66ce000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.570264][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.570290][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.570314][ T32] r5:80000013 r4:80239bb0 [ 1339.570354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.570399][ T32] r4:82ac11e4 [ 1339.570441][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.570486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.570511][ T32] r4:e05e1dc0 [ 1339.570531][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.570595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.570642][ T32] r4:00000000 [ 1339.570666][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.570731][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.570757][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.570816][ T32] r5:00001000 r4:eced5000 [ 1339.570866][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.570933][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.570978][ T32] r5:85c3938c r4:85c39000 [ 1339.571000][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.571045][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.571065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.571118][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.571141][ T32] r4:846ded00 [ 1339.571184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.571232][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.571255][ T32] r4:00000001 [ 1339.571298][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.571384][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.571415][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.571443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.571502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.571534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.571557][ T32] r4:84a7ddc0 [ 1339.571578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.571606][ T32] INFO: task kworker/1:491:5055 blocked for more than 466 seconds. [ 1339.571660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.571709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.571759][ T32] task:kworker/1:491 state:D stack:0 pid:5055 tgid:5055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.571807][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.571852][ T32] Call trace: [ 1339.571882][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.571955][ T32] r10:829188dc r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:8549d400 [ 1339.571983][ T32] r4:8549d400 [ 1339.572003][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.572064][ T32] r5:8549d400 r4:829188d8 [ 1339.572093][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.572182][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.589567][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1339.589625][ T32] r4:00000000 [ 1339.589651][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.589734][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.589823][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.589895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684c00 [ 1339.589922][ T32] r4:00000000 [ 1339.589964][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.590039][ T32] r9:83018205 r8:8549d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1339.590061][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.590113][ T32] r5:00001000 r4:eb41d000 [ 1339.590135][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.590175][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.590216][ T32] r5:8541b38c r4:8541b000 [ 1339.590236][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.590303][ T32] r7:ddde2d80 r6:83018200 r5:8541b38c r4:846ac980 [ 1339.590329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.590377][ T32] r10:61c88647 r9:8549d400 r8:846ac9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.590401][ T32] r4:846ac980 [ 1339.590420][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.590465][ T32] r10:00000000 r9:846ac980 r8:8027f5e8 r7:eb559e60 r6:846aca80 r5:8549d400 [ 1339.590508][ T32] r4:00000001 [ 1339.590557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.590599][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1339.590650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.590683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.590710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.590738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.590760][ T32] r4:84684a80 [ 1339.591248][ T32] INFO: task kworker/1:491:5055 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.591307][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.591422][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.591471][ T32] Call trace: [ 1339.591539][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.591609][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.591657][ T32] r4:00000000 [ 1339.591690][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.591745][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.591796][ T32] 1d20: d6afe000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.591829][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.591855][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.591881][ T32] r5:80000013 r4:80239bb0 [ 1339.591924][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.591967][ T32] r4:82ac11e4 [ 1339.592007][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.592053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.592100][ T32] r4:e05e1dc0 [ 1339.592123][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.602551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.602625][ T32] r4:00000000 [ 1339.602653][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.602727][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.602752][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.602799][ T32] r5:00001000 r4:eced5000 [ 1339.602835][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.602879][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.602922][ T32] r5:85c3938c r4:85c39000 [ 1339.602970][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.603021][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.603042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.603092][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.603133][ T32] r4:846ded00 [ 1339.603158][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.603213][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.603255][ T32] r4:00000001 [ 1339.603288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.603351][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.603384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.603414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.603441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.603491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.603525][ T32] r4:84a7ddc0 [ 1339.603552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.603583][ T32] INFO: task kworker/1:492:5057 blocked for more than 466 seconds. [ 1339.603615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.603649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.603674][ T32] task:kworker/1:492 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.603759][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.603805][ T32] Call trace: [ 1339.603837][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.603886][ T32] r10:829188dc r9:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:8549e000 [ 1339.603909][ T32] r4:8549e000 [ 1339.603928][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.603985][ T32] r5:8549e000 r4:829188d8 [ 1339.604019][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.604062][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.604118][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 1339.604155][ T32] r4:00000000 [ 1339.604187][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.604228][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.604264][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.604304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684f40 [ 1339.604348][ T32] r4:00000000 [ 1339.604372][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.604416][ T32] r9:83018205 r8:8549e000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1339.604447][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.604490][ T32] r5:00001000 r4:eb4a9000 [ 1339.604526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.604577][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.604623][ T32] r5:8541bf8c r4:8541bc00 [ 1339.604666][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.604713][ T32] r7:ddde2d80 r6:83018200 r5:8541bf8c r4:846acb00 [ 1339.604734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.604799][ T32] r10:61c88647 r9:8549e000 r8:846acb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.604825][ T32] r4:846acb00 [ 1339.604886][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.604932][ T32] r10:00000000 r9:846acb00 r8:8027f5e8 r7:eb559e60 r6:846acc00 r5:8549e000 [ 1339.604976][ T32] r4:00000001 [ 1339.604999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.605034][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1339.605061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.605096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.605125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.605155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.605177][ T32] r4:84684cc0 [ 1339.605654][ T32] INFO: task kworker/1:492:5057 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.605688][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.605797][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.605957][ T32] Call trace: [ 1339.606016][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.606089][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.606118][ T32] r4:00000000 [ 1339.606139][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.606242][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.606275][ T32] 1d20: d6d49000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.606325][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.606363][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.606403][ T32] r5:80000013 r4:80239bb0 [ 1339.606448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.606525][ T32] r4:82ac11e4 [ 1339.606553][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.606595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.606618][ T32] r4:e05e1dc0 [ 1339.606637][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.606678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.606700][ T32] r4:00000000 [ 1339.606730][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.606777][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.606799][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.606855][ T32] r5:00001000 r4:eced5000 [ 1339.606878][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.606917][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.607020][ T32] r5:85c3938c r4:85c39000 [ 1339.607219][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.607295][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.607321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.607474][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.607501][ T32] r4:846ded00 [ 1339.607630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.607678][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.607714][ T32] r4:00000001 [ 1339.607770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.607816][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.607844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.607882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.607912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.607962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.608077][ T32] r4:84a7ddc0 [ 1339.608117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.608146][ T32] INFO: task kworker/1:493:5058 blocked for more than 466 seconds. [ 1339.608188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.608215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.608258][ T32] task:kworker/1:493 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.608445][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.608600][ T32] Call trace: [ 1339.608679][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.608840][ T32] r10:829188dc r9:eb625d84 r8:00000002 r7:60000113 r6:eb625d8c r5:8556ec00 [ 1339.608867][ T32] r4:8556ec00 [ 1339.608922][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.608994][ T32] r5:8556ec00 r4:829188d8 [ 1339.609040][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.609123][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.609173][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1339.609195][ T32] r4:00000000 [ 1339.609214][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.609285][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.609325][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.609365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84684dc0 [ 1339.609388][ T32] r4:00000000 [ 1339.609417][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.609464][ T32] r9:83018205 r8:8556ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1339.609487][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.609528][ T32] r5:00001000 r4:eb4d9000 [ 1339.609570][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.609613][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.609675][ T32] r5:8541bb8c r4:8541b800 [ 1339.609699][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.609742][ T32] r7:ddde2d80 r6:83018200 r5:8541bb8c r4:846acb80 [ 1339.609763][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.609807][ T32] r10:61c88647 r9:8556ec00 r8:846acbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.609829][ T32] r4:846acb80 [ 1339.609861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.609907][ T32] r10:00000000 r9:846acb80 r8:8027f5e8 r7:eb61de60 r6:846e1080 r5:8556ec00 [ 1339.609952][ T32] r4:00000001 [ 1339.609999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.610038][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1339.610089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.610122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.610149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.610177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.610220][ T32] r4:84684cc0 [ 1339.610574][ T32] INFO: task kworker/1:493:5058 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.610610][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.610716][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.610896][ T32] Call trace: [ 1339.611016][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.611063][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.611113][ T32] r4:00000000 [ 1339.611181][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.611232][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.611282][ T32] 1d20: d6d49000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.611336][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.611385][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.611423][ T32] r5:80000013 r4:80239bb0 [ 1339.611468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.611542][ T32] r4:82ac11e4 [ 1339.611566][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.611609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.611677][ T32] r4:e05e1dc0 [ 1339.611701][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.611760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.611798][ T32] r4:00000000 [ 1339.611863][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.611909][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.611931][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.611993][ T32] r5:00001000 r4:eced5000 [ 1339.612104][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.631794][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.631950][ T32] r5:85c3938c r4:85c39000 [ 1339.631980][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.632032][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.632064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.632122][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.632196][ T32] r4:846ded00 [ 1339.632537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.632610][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.632667][ T32] r4:00000001 [ 1339.632693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.632733][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.632764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.632793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.632820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.632852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.632898][ T32] r4:84a7ddc0 [ 1339.632926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.632968][ T32] INFO: task kworker/1:494:5060 blocked for more than 466 seconds. [ 1339.633001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.633047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.633073][ T32] task:kworker/1:494 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.633184][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.633284][ T32] Call trace: [ 1339.633361][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.633414][ T32] r10:829188dc r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:8556c800 [ 1339.633459][ T32] r4:8556c800 [ 1339.633499][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.633543][ T32] r5:8556c800 r4:829188d8 [ 1339.633585][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.633630][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.633697][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1339.633745][ T32] r4:00000000 [ 1339.633769][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.633807][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.633847][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.633912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c1000 [ 1339.633939][ T32] r4:00000000 [ 1339.633960][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.634035][ T32] r9:83018205 r8:8556c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1339.634058][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.634107][ T32] r5:00001000 r4:dfac5000 [ 1339.634128][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.634179][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.634259][ T32] r5:8542478c r4:85424400 [ 1339.634283][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.634328][ T32] r7:ddde2d80 r6:83018200 r5:8542478c r4:846acc80 [ 1339.634350][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.634416][ T32] r10:61c88647 r9:8556c800 r8:846accac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.634442][ T32] r4:846acc80 [ 1339.634462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.634526][ T32] r10:00000000 r9:846acc80 r8:8027f5e8 r7:eb625e60 r6:846e1100 r5:8556c800 [ 1339.634553][ T32] r4:00000001 [ 1339.634573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.634618][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1339.634648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.634677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.634703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.634731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.634772][ T32] r4:84684e80 [ 1339.635279][ T32] INFO: task kworker/1:494:5060 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.635335][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.635423][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.635488][ T32] Call trace: [ 1339.635519][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.635566][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.635590][ T32] r4:00000000 [ 1339.635611][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.635648][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.635679][ T32] 1d20: d71a5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.635710][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.635736][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.635766][ T32] r5:80000013 r4:80239bb0 [ 1339.635787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.635825][ T32] r4:82ac11e4 [ 1339.635844][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.635899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.635969][ T32] r4:e05e1dc0 [ 1339.635991][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.636034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.636056][ T32] r4:00000000 [ 1339.636075][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.636126][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.636166][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.636212][ T32] r5:00001000 r4:eced5000 [ 1339.636250][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.636302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.636347][ T32] r5:85c3938c r4:85c39000 [ 1339.636379][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.636428][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.636449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.636517][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.636544][ T32] r4:846ded00 [ 1339.636564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.636610][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.636632][ T32] r4:00000001 [ 1339.636662][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.636699][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.636749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.636795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.636826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.636854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.636898][ T32] r4:84a7ddc0 [ 1339.636921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.636968][ T32] INFO: task kworker/1:495:5062 blocked for more than 466 seconds. [ 1339.637021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.637049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.637071][ T32] task:kworker/1:495 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.637149][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.637215][ T32] Call trace: [ 1339.637248][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.637293][ T32] r10:829188dc r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:8556e000 [ 1339.637337][ T32] r4:8556e000 [ 1339.637361][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.637402][ T32] r5:8556e000 r4:829188d8 [ 1339.637422][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.637461][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.637505][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 [ 1339.637527][ T32] r4:00000000 [ 1339.637571][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.637634][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.637673][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.637715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d20c0 [ 1339.637737][ T32] r4:00000000 [ 1339.637756][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.637799][ T32] r9:83018205 r8:8556e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1339.637820][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.637860][ T32] r5:00001000 r4:eb4ed000 [ 1339.637880][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.637939][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.638014][ T32] r5:8542438c r4:85424000 [ 1339.638035][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.638080][ T32] r7:ddde2d80 r6:83018200 r5:8542438c r4:846acd80 [ 1339.638116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.638164][ T32] r10:61c88647 r9:8556e000 r8:846acdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.638187][ T32] r4:846acd80 [ 1339.638227][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.638296][ T32] r10:00000000 r9:846acd80 r8:8027f5e8 r7:eb62de60 r6:846e1180 r5:8556e000 [ 1339.638323][ T32] r4:00000001 [ 1339.638364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.638426][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1339.638455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.638483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.638531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.638584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.638611][ T32] r4:84684f80 [ 1339.638930][ T32] INFO: task kworker/1:495:5062 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.638966][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.639058][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.639115][ T32] Call trace: [ 1339.639193][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.639244][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.639267][ T32] r4:00000000 [ 1339.639309][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.639359][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.639391][ T32] 1d20: d71a5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.639420][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.639444][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.639467][ T32] r5:80000013 r4:80239bb0 [ 1339.639488][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.639548][ T32] r4:82ac11e4 [ 1339.639572][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.639614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.639652][ T32] r4:e05e1dc0 [ 1339.639696][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.639741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.639763][ T32] r4:00000000 [ 1339.639783][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.639836][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.639873][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.639936][ T32] r5:00001000 r4:eced5000 [ 1339.639969][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.640010][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.640073][ T32] r5:85c3938c r4:85c39000 [ 1339.640114][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.640164][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.640186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.640241][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.640267][ T32] r4:846ded00 [ 1339.640309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.640386][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.640436][ T32] r4:00000001 [ 1339.640459][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.640494][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.640555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.640609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.640640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.640763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.640796][ T32] r4:84a7ddc0 [ 1339.640817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.640881][ T32] INFO: task kworker/1:496:5064 blocked for more than 466 seconds. [ 1339.640924][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.640973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.641004][ T32] task:kworker/1:496 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.641064][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.641115][ T32] Call trace: [ 1339.641146][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.641191][ T32] r10:829188dc r9:eb63dd84 r8:00000002 r7:60000013 r6:eb63dd8c r5:8556d400 [ 1339.641215][ T32] r4:8556d400 [ 1339.641234][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.641273][ T32] r5:8556d400 r4:829188d8 [ 1339.641292][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.641369][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.641417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 [ 1339.641451][ T32] r4:00000000 [ 1339.641473][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.641544][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.641584][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.641624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96140 [ 1339.641668][ T32] r4:00000000 [ 1339.641693][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.641758][ T32] r9:83018205 r8:8556d400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1339.641801][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.641899][ T32] r5:00001000 r4:eb53b000 [ 1339.641923][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.641963][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.642037][ T32] r5:85424b8c r4:85424800 [ 1339.642057][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.642173][ T32] r7:ddde2d80 r6:83018200 r5:85424b8c r4:846ace00 [ 1339.674986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.675089][ T32] r10:61c88647 r9:8556d400 r8:846ace2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.675118][ T32] r4:846ace00 [ 1339.675169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.675222][ T32] r10:00000000 r9:846ace00 r8:8027f5e8 r7:eb62de60 r6:846e1200 r5:8556d400 [ 1339.675269][ T32] r4:00000001 [ 1339.675293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.675354][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) [ 1339.675389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.675418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.675445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.675496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.675543][ T32] r4:846d2980 [ 1339.676038][ T32] INFO: task kworker/1:496:5064 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.676076][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.676192][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.676271][ T32] Call trace: [ 1339.676321][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.676373][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.676397][ T32] r4:00000000 [ 1339.676417][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.676454][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.676483][ T32] 1d20: d7ca3000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.676535][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.676574][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.676601][ T32] r5:80000013 r4:80239bb0 [ 1339.676623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.676674][ T32] r4:82ac11e4 [ 1339.676698][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.676740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.676762][ T32] r4:e05e1dc0 [ 1339.676781][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.676822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.676844][ T32] r4:00000000 [ 1339.676864][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.676908][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.676930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.676982][ T32] r5:00001000 r4:eced5000 [ 1339.677024][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.677067][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.677136][ T32] r5:85c3938c r4:85c39000 [ 1339.677161][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.677206][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.677227][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.677280][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.677354][ T32] r4:846ded00 [ 1339.677377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.677443][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.677496][ T32] r4:00000001 [ 1339.677541][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.677653][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.677694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.677746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.677794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.677834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.677860][ T32] r4:84a7ddc0 [ 1339.677902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.677938][ T32] INFO: task kworker/1:497:5068 blocked for more than 466 seconds. [ 1339.678002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.678029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.678096][ T32] task:kworker/1:497 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.678147][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.678212][ T32] Call trace: [ 1339.678265][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.678325][ T32] r10:829188dc r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:8556a400 [ 1339.678355][ T32] r4:8556a400 [ 1339.678376][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.678436][ T32] r5:8556a400 r4:829188d8 [ 1339.678481][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.678525][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.678569][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1339.678601][ T32] r4:00000000 [ 1339.678624][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.678674][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.678721][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.678783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96380 [ 1339.678808][ T32] r4:00000000 [ 1339.678828][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.678873][ T32] r9:83018205 r8:8556a400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1339.678906][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.678950][ T32] r5:00001000 r4:dfad7000 [ 1339.678991][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.679053][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.679104][ T32] r5:8542538c r4:85425000 [ 1339.679163][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.679211][ T32] r7:ddde2d80 r6:83018200 r5:8542538c r4:846ace80 [ 1339.679232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.679276][ T32] r10:61c88647 r9:8556a400 r8:846aceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.679298][ T32] r4:846ace80 [ 1339.679317][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.679388][ T32] r10:00000000 r9:846ace80 r8:8027f5e8 r7:eb63de60 r6:846e1280 r5:8556a400 [ 1339.679414][ T32] r4:00000001 [ 1339.679434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.679491][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1339.679521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.679549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.679577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.679606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.679627][ T32] r4:84b962c0 [ 1339.679951][ T32] INFO: task kworker/1:497:5068 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.679987][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.680042][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.680092][ T32] Call trace: [ 1339.680152][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.680223][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.680272][ T32] r4:00000000 [ 1339.680313][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.680354][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.680384][ T32] 1d20: d7ca3000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.680422][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.680450][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.680485][ T32] r5:80000013 r4:80239bb0 [ 1339.680508][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.680548][ T32] r4:82ac11e4 [ 1339.680568][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.680632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.680658][ T32] r4:e05e1dc0 [ 1339.680699][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.680763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.680790][ T32] r4:00000000 [ 1339.680810][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.680853][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.680897][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.680943][ T32] r5:00001000 r4:eced5000 [ 1339.680963][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.681020][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.681068][ T32] r5:85c3938c r4:85c39000 [ 1339.681095][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.681141][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.681173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.681240][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.681269][ T32] r4:846ded00 [ 1339.681290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.681357][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.681404][ T32] r4:00000001 [ 1339.681427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.681462][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.681488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.681544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.681576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.681622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.681668][ T32] r4:84a7ddc0 [ 1339.681712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.681759][ T32] INFO: task kworker/1:498:5069 blocked for more than 466 seconds. [ 1339.681799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.681854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.681877][ T32] task:kworker/1:498 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.681945][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.682047][ T32] Call trace: [ 1339.682079][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.682130][ T32] r10:829188dc r9:eb5edd84 r8:00000002 r7:60000113 r6:eb5edd8c r5:84970000 [ 1339.682193][ T32] r4:84970000 [ 1339.690556][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.690646][ T32] r5:84970000 r4:829188d8 [ 1339.690684][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.690733][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.690779][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1339.690803][ T32] r4:00000000 [ 1339.690822][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.690859][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.690897][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.690938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96640 [ 1339.690960][ T32] r4:00000000 [ 1339.690980][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.691039][ T32] r9:83018205 r8:84970000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1339.691066][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.691119][ T32] r5:00001000 r4:e017d000 [ 1339.691163][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.691220][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.691266][ T32] r5:85425b8c r4:85425800 [ 1339.691309][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.691360][ T32] r7:ddde2d80 r6:83018200 r5:85425b8c r4:846acf00 [ 1339.691404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.691452][ T32] r10:61c88647 r9:84970000 r8:846acf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.691505][ T32] r4:846acf00 [ 1339.691528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.691574][ T32] r10:00000000 r9:846acf00 r8:8027f5e8 r7:eb591e60 r6:846e1300 r5:84970000 [ 1339.691614][ T32] r4:00000001 [ 1339.691658][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.691699][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1339.691729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.691758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.691784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.691813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.691871][ T32] r4:84b96180 [ 1339.712868][ T32] INFO: task kworker/1:498:5069 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.713042][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.713209][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.713365][ T32] Call trace: [ 1339.713480][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.713633][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.713706][ T32] r4:00000000 [ 1339.713758][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.713857][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.713950][ T32] 1d20: d7ef5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.714099][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.714172][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.714231][ T32] r5:80000013 r4:80239bb0 [ 1339.714283][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.714379][ T32] r4:82ac11e4 [ 1339.714443][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.714541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.714597][ T32] r4:e05e1dc0 [ 1339.714677][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.714795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.714857][ T32] r4:00000000 [ 1339.714925][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.715034][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.715094][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.715209][ T32] r5:00001000 r4:eced5000 [ 1339.715264][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.715370][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.715470][ T32] r5:85c3938c r4:85c39000 [ 1339.715544][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.715654][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.715725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.715867][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.715952][ T32] r4:846ded00 [ 1339.716016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.716129][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.716198][ T32] r4:00000001 [ 1339.716252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.716332][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.716394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.716498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.716575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.716644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.716698][ T32] r4:84a7ddc0 [ 1339.716754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.716813][ T32] INFO: task kworker/1:499:5070 blocked for more than 466 seconds. [ 1339.716885][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.716942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.716993][ T32] task:kworker/1:499 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.717101][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.717213][ T32] Call trace: [ 1339.717331][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.717457][ T32] r10:829188dc r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:84971800 [ 1339.717529][ T32] r4:84971800 [ 1339.717592][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.717679][ T32] r5:84971800 r4:829188d8 [ 1339.717736][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.717827][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.717926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1339.718016][ T32] r4:00000000 [ 1339.718094][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.718185][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.718270][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.718360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c10c0 [ 1339.718413][ T32] r4:00000000 [ 1339.718479][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.718578][ T32] r9:83018205 r8:84971800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.718627][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.718802][ T32] r5:00001000 r4:e074f000 [ 1339.718868][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.718959][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.719118][ T32] r5:8537f78c r4:8537f400 [ 1339.719183][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.719286][ T32] r7:ddde2d80 r6:83018200 r5:8537f78c r4:846acf80 [ 1339.719354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.719465][ T32] r10:61c88647 r9:84971800 r8:846acfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.719525][ T32] r4:846acf80 [ 1339.719593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.719725][ T32] r10:00000000 r9:846acf80 r8:8027f5e8 r7:eb5ede60 r6:846e1380 r5:84971800 [ 1339.719787][ T32] r4:00000001 [ 1339.719839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.719937][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1339.720037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.720130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.720197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.720280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.720337][ T32] r4:84b963c0 [ 1339.721210][ T32] INFO: task kworker/1:499:5070 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.721323][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.721503][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.721626][ T32] Call trace: [ 1339.721736][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.721842][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.721901][ T32] r4:00000000 [ 1339.721959][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.722093][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.722160][ T32] 1d20: d7ef5000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.743231][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.743353][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.743426][ T32] r5:80000013 r4:80239bb0 [ 1339.743478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.743608][ T32] r4:82ac11e4 [ 1339.743677][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.743783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.743846][ T32] r4:e05e1dc0 [ 1339.743898][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.743987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.744057][ T32] r4:00000000 [ 1339.744131][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.744237][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.744289][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.744387][ T32] r5:00001000 r4:eced5000 [ 1339.744465][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.744570][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.744675][ T32] r5:85c3938c r4:85c39000 [ 1339.744739][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.744859][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.744980][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.745110][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.745164][ T32] r4:846ded00 [ 1339.745211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.745328][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.745408][ T32] r4:00000001 [ 1339.745474][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.745620][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.745733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.745809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.745872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.745960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.746090][ T32] r4:84a7ddc0 [ 1339.746160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.746241][ T32] INFO: task kworker/1:500:5071 blocked for more than 466 seconds. [ 1339.746310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.746361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.746408][ T32] task:kworker/1:500 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.746602][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.746698][ T32] Call trace: [ 1339.746767][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.746866][ T32] r10:829188dc r9:eb64dd84 r8:00000002 r7:60000113 r6:eb64dd8c r5:84972400 [ 1339.746928][ T32] r4:84972400 [ 1339.746992][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.747097][ T32] r5:84972400 r4:829188d8 [ 1339.747141][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.747221][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.747314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 [ 1339.747406][ T32] r4:00000000 [ 1339.747460][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.747562][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.747647][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.747756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96780 [ 1339.747807][ T32] r4:00000000 [ 1339.747854][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.747949][ T32] r9:83018205 r8:84972400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1339.747996][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.748093][ T32] r5:00001000 r4:eadc7000 [ 1339.748156][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.748241][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.748351][ T32] r5:8542578c r4:85425400 [ 1339.748410][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.748503][ T32] r7:ddde2d80 r6:83018200 r5:8542578c r4:846acd00 [ 1339.748590][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.748692][ T32] r10:61c88647 r9:84972400 r8:846acd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.748743][ T32] r4:846acd00 [ 1339.748789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.748909][ T32] r10:00000000 r9:846acd00 r8:8027f5e8 r7:eb649e60 r6:846e1400 r5:84972400 [ 1339.748970][ T32] r4:00000001 [ 1339.749015][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.749122][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) [ 1339.749230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.749301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.749358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.749431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.749536][ T32] r4:84b96680 [ 1339.750482][ T32] INFO: task kworker/1:500:5071 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.750569][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.750753][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.750869][ T32] Call trace: [ 1339.750966][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.751076][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.751153][ T32] r4:00000000 [ 1339.751216][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.751303][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.751383][ T32] 1d20: d8036000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.751448][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.751511][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.751585][ T32] r5:80000013 r4:80239bb0 [ 1339.751642][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.751731][ T32] r4:82ac11e4 [ 1339.751783][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.751901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.751960][ T32] r4:e05e1dc0 [ 1339.752030][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.752140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.752236][ T32] r4:00000000 [ 1339.776516][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.776730][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.776794][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.776899][ T32] r5:00001000 r4:eced5000 [ 1339.776965][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.777056][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.777205][ T32] r5:85c3938c r4:85c39000 [ 1339.777276][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.777401][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.777528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.777638][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.777714][ T32] r4:846ded00 [ 1339.777765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.777854][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.777922][ T32] r4:00000001 [ 1339.778014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.778121][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.778213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.778278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.778334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.778420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.778543][ T32] r4:84a7ddc0 [ 1339.778604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.778686][ T32] INFO: task kworker/0:469:5076 blocked for more than 466 seconds. [ 1339.778775][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.778837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.778892][ T32] task:kworker/0:469 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.779028][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.779162][ T32] Call trace: [ 1339.779242][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.779356][ T32] r10:829188dc r9:eb645d84 r8:00000002 r7:60000113 r6:eb645d8c r5:84973000 [ 1339.779412][ T32] r4:84973000 [ 1339.779458][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.779546][ T32] r5:84973000 r4:829188d8 [ 1339.779595][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.779696][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.779795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 [ 1339.779879][ T32] r4:00000000 [ 1339.779940][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.780026][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.780146][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.780249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848260c0 [ 1339.780303][ T32] r4:00000000 [ 1339.780354][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.780452][ T32] r9:83018005 r8:84973000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.780520][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.780639][ T32] r5:00001000 r4:eae4d000 [ 1339.780758][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.780847][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.780965][ T32] r5:8537c38c r4:8537c000 [ 1339.781032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.781146][ T32] r7:dddced80 r6:83018000 r5:8537c38c r4:846e1480 [ 1339.781199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.781300][ T32] r10:61c88647 r9:84973000 r8:846e14ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.781356][ T32] r4:846e1480 [ 1339.781419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.781532][ T32] r10:00000000 r9:846e1480 r8:8027f5e8 r7:eb531e60 r6:846e1580 r5:84973000 [ 1339.781587][ T32] r4:00000001 [ 1339.781631][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.781710][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1339.781776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.781861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.781927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.782016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.782070][ T32] r4:84826280 [ 1339.813921][ T32] INFO: task kworker/0:469:5076 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.814183][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.814342][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.814477][ T32] Call trace: [ 1339.814616][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.814737][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.814795][ T32] r4:00000000 [ 1339.814850][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.814946][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.815047][ T32] 1d20: d866b000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.815128][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.815239][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.815316][ T32] r5:80000013 r4:80239bb0 [ 1339.815369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.815497][ T32] r4:82ac11e4 [ 1339.815564][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.815662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.815735][ T32] r4:e05e1dc0 [ 1339.815817][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.815931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.815980][ T32] r4:00000000 [ 1339.816025][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.816138][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.816197][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.816292][ T32] r5:00001000 r4:eced5000 [ 1339.816358][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.816446][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.816542][ T32] r5:85c3938c r4:85c39000 [ 1339.816592][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.816696][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.816756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.816854][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.816906][ T32] r4:846ded00 [ 1339.816949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.817050][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.817135][ T32] r4:00000001 [ 1339.817229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.817335][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.817411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.817494][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.817576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.817686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.817821][ T32] r4:84a7ddc0 [ 1339.817944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.818072][ T32] INFO: task kworker/1:501:5078 blocked for more than 466 seconds. [ 1339.818197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.818279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.818347][ T32] task:kworker/1:501 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.818461][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.818548][ T32] Call trace: [ 1339.818627][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.818724][ T32] r10:829188dc r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:84973c00 [ 1339.818787][ T32] r4:84973c00 [ 1339.818827][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.818915][ T32] r5:84973c00 r4:829188d8 [ 1339.818963][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.819044][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.819170][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1339.819242][ T32] r4:00000000 [ 1339.819323][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.819419][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.819495][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.819575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c1240 [ 1339.819636][ T32] r4:00000000 [ 1339.819688][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.819782][ T32] r9:83018205 r8:84973c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1339.819835][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.819936][ T32] r5:00001000 r4:e0029000 [ 1339.819977][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.820054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.820145][ T32] r5:85424f8c r4:85424c00 [ 1339.820191][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.820283][ T32] r7:ddde2d80 r6:83018200 r5:85424f8c r4:84b8e100 [ 1339.820347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.820443][ T32] r10:61c88647 r9:84973c00 r8:84b8e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.820499][ T32] r4:84b8e100 [ 1339.820546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.820658][ T32] r10:00000000 r9:84b8e100 r8:8027f5e8 r7:eb649e60 r6:846e1500 r5:84973c00 [ 1339.820718][ T32] r4:00000001 [ 1339.820767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.820863][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1339.820939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.821004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.821089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.821159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.821204][ T32] r4:84b96080 [ 1339.821805][ T32] INFO: task kworker/1:501:5078 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.821901][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.822118][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.853190][ T32] Call trace: [ 1339.853279][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.853416][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.853470][ T32] r4:00000000 [ 1339.853519][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.853609][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.853715][ T32] 1d20: d8949000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.853876][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.853957][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.854040][ T32] r5:80000013 r4:80239bb0 [ 1339.854094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.854200][ T32] r4:82ac11e4 [ 1339.854247][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.854339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.854417][ T32] r4:e05e1dc0 [ 1339.854481][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.854579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.854636][ T32] r4:00000000 [ 1339.854710][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.854828][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.854883][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.855003][ T32] r5:00001000 r4:eced5000 [ 1339.855107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.855199][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.855312][ T32] r5:85c3938c r4:85c39000 [ 1339.855410][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.855519][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.855570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.855725][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.855792][ T32] r4:846ded00 [ 1339.855868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.855977][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.856029][ T32] r4:00000001 [ 1339.856073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.856161][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.856225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.856335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.856406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.856476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.856547][ T32] r4:84a7ddc0 [ 1339.856634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.856740][ T32] INFO: task kworker/0:470:5080 blocked for more than 466 seconds. [ 1339.856815][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.856873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.856923][ T32] task:kworker/0:470 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.857088][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.857204][ T32] Call trace: [ 1339.857280][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.857437][ T32] r10:829188dc r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:84974800 [ 1339.857513][ T32] r4:84974800 [ 1339.857583][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.857698][ T32] r5:84974800 r4:829188d8 [ 1339.857751][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.857831][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.857916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1339.857961][ T32] r4:00000000 [ 1339.858026][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.858116][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.858200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.858286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848263c0 [ 1339.858351][ T32] r4:00000000 [ 1339.858400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.858503][ T32] r9:83018005 r8:84974800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1339.858563][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.858672][ T32] r5:00001000 r4:eae87000 [ 1339.858738][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.858828][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.858972][ T32] r5:8537cb8c r4:8537c800 [ 1339.859028][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.859145][ T32] r7:dddced80 r6:83018000 r5:8537cb8c r4:846e1680 [ 1339.859218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.859319][ T32] r10:61c88647 r9:84974800 r8:846e16ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.859374][ T32] r4:846e1680 [ 1339.859422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.859551][ T32] r10:00000000 r9:846e1680 r8:8027f5e8 r7:eb531e60 r6:846e1600 r5:84974800 [ 1339.859619][ T32] r4:00000001 [ 1339.859681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.859758][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1339.859821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.859905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.859973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.860046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.860128][ T32] r4:848263c0 [ 1339.861062][ T32] INFO: task kworker/0:470:5080 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.861159][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.861331][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.861440][ T32] Call trace: [ 1339.861555][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.861667][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.861720][ T32] r4:00000000 [ 1339.861774][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.861869][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.861935][ T32] 1d20: d8949000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.862026][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.862115][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.862214][ T32] r5:80000013 r4:80239bb0 [ 1339.875916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.876071][ T32] r4:82ac11e4 [ 1339.876136][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.876240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.876296][ T32] r4:e05e1dc0 [ 1339.876346][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.876444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.876498][ T32] r4:00000000 [ 1339.876550][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.876653][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.876707][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.876864][ T32] r5:00001000 r4:eced5000 [ 1339.876945][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.877053][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.877156][ T32] r5:85c3938c r4:85c39000 [ 1339.877209][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.877324][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.877427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.877558][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.877619][ T32] r4:846ded00 [ 1339.877686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.877798][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.877857][ T32] r4:00000001 [ 1339.877937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.878091][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.878178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.878246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.878305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.878387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.878451][ T32] r4:84a7ddc0 [ 1339.878557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.878630][ T32] INFO: task kworker/0:471:5082 blocked for more than 466 seconds. [ 1339.878699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.878758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.878810][ T32] task:kworker/0:471 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.878944][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.879060][ T32] Call trace: [ 1339.879172][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.879279][ T32] r10:829188dc r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:84975400 [ 1339.879335][ T32] r4:84975400 [ 1339.879439][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.879539][ T32] r5:84975400 r4:829188d8 [ 1339.879596][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.879689][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.879791][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1339.879881][ T32] r4:00000000 [ 1339.879934][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.880047][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.880171][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.880285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91080 [ 1339.880356][ T32] r4:00000000 [ 1339.880426][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.880540][ T32] r9:83018005 r8:84975400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.880594][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.880687][ T32] r5:00001000 r4:eaec1000 [ 1339.880734][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.880814][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.880960][ T32] r5:8537c78c r4:8537c400 [ 1339.881031][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.881140][ T32] r7:dddced80 r6:83018000 r5:8537c78c r4:846e1700 [ 1339.881193][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.881298][ T32] r10:61c88647 r9:84975400 r8:846e172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.881356][ T32] r4:846e1700 [ 1339.881402][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.881501][ T32] r10:00000000 r9:846e1700 r8:8027f5e8 r7:eb531e60 r6:84b8e080 r5:84975400 [ 1339.881571][ T32] r4:00000001 [ 1339.881709][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.881828][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1339.881905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.881990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.882060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.882138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.904528][ T32] r4:84b91040 [ 1339.905549][ T32] INFO: task kworker/0:471:5082 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.905660][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.905815][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.905986][ T32] Call trace: [ 1339.906086][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.906216][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.906274][ T32] r4:00000000 [ 1339.906336][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.906426][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.906513][ T32] 1d20: d8b73000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.906584][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.906650][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.906710][ T32] r5:80000013 r4:80239bb0 [ 1339.906771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.906897][ T32] r4:82ac11e4 [ 1339.906975][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.907082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.907146][ T32] r4:e05e1dc0 [ 1339.907195][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.907294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.907418][ T32] r4:00000000 [ 1339.907473][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.907575][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.907635][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.907764][ T32] r5:00001000 r4:eced5000 [ 1339.907817][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.907901][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.907988][ T32] r5:85c3938c r4:85c39000 [ 1339.908055][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.908162][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.908230][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.908328][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.908397][ T32] r4:846ded00 [ 1339.908534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.908641][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.908710][ T32] r4:00000001 [ 1339.908824][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.908926][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.909003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.909080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.909176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.909243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.909309][ T32] r4:84a7ddc0 [ 1339.909364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.909427][ T32] INFO: task kworker/0:472:5084 blocked for more than 466 seconds. [ 1339.909491][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.909547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.909609][ T32] task:kworker/0:472 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.909755][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.909879][ T32] Call trace: [ 1339.909955][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.910108][ T32] r10:829188dc r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:85598000 [ 1339.910180][ T32] r4:85598000 [ 1339.910239][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.910331][ T32] r5:85598000 r4:829188d8 [ 1339.910381][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.910468][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.910566][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1339.910621][ T32] r4:00000000 [ 1339.910668][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.910753][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.910836][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.910934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91b80 [ 1339.910988][ T32] r4:00000000 [ 1339.911036][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.911159][ T32] r9:83018005 r8:85598000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1339.911263][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.911372][ T32] r5:00001000 r4:eb20d000 [ 1339.911439][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.911549][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.911676][ T32] r5:8537eb8c r4:8537e800 [ 1339.911730][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.911826][ T32] r7:dddced80 r6:83018000 r5:8537eb8c r4:846e1780 [ 1339.911879][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.911991][ T32] r10:61c88647 r9:85598000 r8:846e17ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.912047][ T32] r4:846e1780 [ 1339.912092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.933250][ T32] r10:00000000 r9:846e1780 r8:8027f5e8 r7:eb531e60 r6:84b8e000 r5:85598000 [ 1339.933388][ T32] r4:00000001 [ 1339.933449][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.933603][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1339.933706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.933791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.933861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.933933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.934010][ T32] r4:84b91140 [ 1339.934976][ T32] INFO: task kworker/0:472:5084 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.935082][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.935243][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.935436][ T32] Call trace: [ 1339.935518][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.935630][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.935686][ T32] r4:00000000 [ 1339.935736][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.935866][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.935964][ T32] 1d20: d8cc7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.936042][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.936113][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.936176][ T32] r5:80000013 r4:80239bb0 [ 1339.936229][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.936328][ T32] r4:82ac11e4 [ 1339.936394][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.936494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.936562][ T32] r4:e05e1dc0 [ 1339.936615][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.936711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.936782][ T32] r4:00000000 [ 1339.936834][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.936973][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.937042][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.937164][ T32] r5:00001000 r4:eced5000 [ 1339.937220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.937311][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.937408][ T32] r5:85c3938c r4:85c39000 [ 1339.937469][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.937600][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.937661][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.937765][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.937839][ T32] r4:846ded00 [ 1339.937899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.938022][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.938081][ T32] r4:00000001 [ 1339.938139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.938216][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.938277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.938360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.938431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.938512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.938572][ T32] r4:84a7ddc0 [ 1339.938624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.938683][ T32] INFO: task kworker/0:473:5086 blocked for more than 466 seconds. [ 1339.938752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.938823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.938879][ T32] task:kworker/0:473 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.938975][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.939067][ T32] Call trace: [ 1339.939144][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.939253][ T32] r10:829188dc r9:eb66dd84 r8:00000002 r7:60000013 r6:eb66dd8c r5:8559a400 [ 1339.939316][ T32] r4:8559a400 [ 1339.939369][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.939482][ T32] r5:8559a400 r4:829188d8 [ 1339.939548][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.939656][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.939761][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1339.939824][ T32] r4:00000000 [ 1339.939869][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.939952][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.940060][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.940233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91480 [ 1339.940298][ T32] r4:00000000 [ 1339.940351][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.940456][ T32] r9:83018005 r8:8559a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1339.940529][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.940636][ T32] r5:00001000 r4:eb031000 [ 1339.940686][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.940842][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.940950][ T32] r5:8537cf8c r4:8537cc00 [ 1339.941018][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.941166][ T32] r7:dddced80 r6:83018000 r5:8537cf8c r4:846e1800 [ 1339.941257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.941366][ T32] r10:61c88647 r9:8559a400 r8:846e182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.941422][ T32] r4:846e1800 [ 1339.941475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.941598][ T32] r10:00000000 r9:846e1800 r8:8027f5e8 r7:eb665e60 r6:84b8e180 r5:8559a400 [ 1339.941712][ T32] r4:00000001 [ 1339.941774][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.941855][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1339.941920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.942007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.942075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.942156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.942341][ T32] r4:84b91200 [ 1339.974046][ T32] INFO: task kworker/0:473:5086 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1339.974200][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.974349][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.974461][ T32] Call trace: [ 1339.974530][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1339.974637][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1339.974689][ T32] r4:00000000 [ 1339.974732][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.974828][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1339.974922][ T32] 1d20: d908b000 ece39000 00000001 80239b98 7f159000 00000001 [ 1339.975017][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1339.975081][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.975163][ T32] r5:80000013 r4:80239bb0 [ 1339.975223][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.975313][ T32] r4:82ac11e4 [ 1339.975373][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.975604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1339.975664][ T32] r4:e05e1dc0 [ 1339.975710][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.975870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1339.975930][ T32] r4:00000000 [ 1339.975978][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.976108][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1339.976174][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.976269][ T32] r5:00001000 r4:eced5000 [ 1339.976316][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.976408][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.976519][ T32] r5:85c3938c r4:85c39000 [ 1339.976577][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.976682][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1339.976749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.977014][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.977214][ T32] r4:846ded00 [ 1339.977311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.977482][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1339.977582][ T32] r4:00000001 [ 1339.977644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.977758][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1339.977833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.977922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.978031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.978107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.978158][ T32] r4:84a7ddc0 [ 1339.978209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.978330][ T32] INFO: task kworker/0:474:5088 blocked for more than 466 seconds. [ 1339.978410][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.978465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.978517][ T32] task:kworker/0:474 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.978684][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.978830][ T32] Call trace: [ 1339.978899][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1339.978998][ T32] r10:829188dc r9:eb675d84 r8:00000002 r7:60000013 r6:eb675d8c r5:85599800 [ 1339.979047][ T32] r4:85599800 [ 1339.979103][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1339.979184][ T32] r5:85599800 r4:829188d8 [ 1339.979242][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.979323][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.979414][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 1339.979481][ T32] r4:00000000 [ 1339.979547][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1339.979636][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.979727][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.979835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b912c0 [ 1339.979923][ T32] r4:00000000 [ 1339.979977][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.980074][ T32] r9:83018005 r8:85599800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1339.980133][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.980215][ T32] r5:00001000 r4:eb089000 [ 1339.980315][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.980405][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.980501][ T32] r5:8537d78c r4:8537d400 [ 1339.980553][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.980652][ T32] r7:dddced80 r6:83018000 r5:8537d78c r4:846e1980 [ 1339.980702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.980800][ T32] r10:61c88647 r9:85599800 r8:846e19ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.980855][ T32] r4:846e1980 [ 1339.980899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.980988][ T32] r10:00000000 r9:846e1980 r8:8027f5e8 r7:eb665e60 r6:84b8e200 r5:85599800 [ 1339.981035][ T32] r4:00000001 [ 1339.981094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.981196][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1339.981264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.981333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.981403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.981490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.981558][ T32] r4:84b912c0 [ 1340.006410][ T32] INFO: task kworker/0:474:5088 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.006626][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.006794][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.006939][ T32] Call trace: [ 1340.007014][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.007134][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.007189][ T32] r4:00000000 [ 1340.007285][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.007420][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.007499][ T32] 1d20: d91e7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.007581][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 2 printk messages dropped ** [ 1340.007856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1340.009064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.009850][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.010395][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1340.010852][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.011476][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.031152][ T32] r5:00001000 r4:eb0d1000 [ 1340.031208][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.031396][ T32] r5:8537db8c r4:8537d800 [ 1340.031473][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.031596][ T32] r7:dddced80 r6:83018000 r5:8537db8c r4:846e1880 [ 1340.031655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.031773][ T32] r10:61c88647 r9:8559bc00 r8:846e18ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.031835][ T32] r4:846e1880 [ 1340.031964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.032087][ T32] r10:00000000 r9:846e1880 r8:8027f5e8 r7:eb665e60 r6:84b8e280 r5:8559bc00 [ 1340.032142][ T32] r4:00000001 [ 1340.043033][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.043252][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1340.043339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.043413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.043497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.043603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.043667][ T32] r4:84b91200 [ 1340.044602][ T32] INFO: task kworker/0:475:5090 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.044692][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.044847][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.045030][ T32] Call trace: [ 1340.045135][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.045256][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.045315][ T32] r4:00000000 [ 1340.045376][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.045463][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.045535][ T32] 1d20: d9487000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.045636][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.045713][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.045785][ T32] r5:80000013 r4:80239bb0 [ 1340.045838][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.045939][ T32] r4:82ac11e4 [ 1340.046025][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.046134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.046242][ T32] r4:e05e1dc0 [ 1340.046301][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.046445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.046506][ T32] r4:00000000 [ 1340.046559][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.046675][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.046732][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.046829][ T32] r5:00001000 r4:eced5000 [ 1340.047000][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.047117][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.047211][ T32] r5:85c3938c r4:85c39000 [ 1340.047276][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.047379][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.047426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.047517][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.047566][ T32] r4:846ded00 [ 1340.047610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.047698][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.047772][ T32] r4:00000001 [ 1340.047839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.047962][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.048053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.048125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.048184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.048245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.048292][ T32] r4:84a7ddc0 [ 1340.048351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1340.048564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.049447][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.050494][ T32] r5:00001000 r4:eb129000 [ 1340.050541][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.050644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.050742][ T32] r5:8537df8c r4:8537dc00 [ 1340.050787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.051123][ T32] r4:846e1a00 ** 4 printk messages dropped ** [ 1340.051464][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) ** 2 printk messages dropped ** [ 1340.051650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.073528][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.074348][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 4 printk messages dropped ** [ 1340.074735][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1340.075416][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1340.075583][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.075693][ T32] r5:00001000 r4:eced5000 [ 1340.075749][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.075849][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.075958][ T32] r5:85c3938c r4:85c39000 [ 1340.076027][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.076145][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.076208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.076310][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.076363][ T32] r4:846ded00 [ 1340.076426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.076565][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.076627][ T32] r4:00000001 [ 1340.076701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.076797][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.076866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.076951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.077023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.077100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.077152][ T32] r4:84a7ddc0 [ 1340.077203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.077301][ T32] INFO: task kworker/0:477:5094 blocked for more than 466 seconds. [ 1340.077379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.077460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.077519][ T32] task:kworker/0:477 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.077641][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.077732][ T32] Call trace: [ 1340.077809][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.077986][ T32] r10:829188dc r9:eb68dd84 r8:00000002 r7:60000113 r6:eb68dd8c r5:8559d400 [ 1340.078047][ T32] r4:8559d400 [ 1340.078099][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.078186][ T32] r5:8559d400 r4:829188d8 [ 1340.078240][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.078336][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.078438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1340.078496][ T32] r4:00000000 [ 1340.078543][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.078630][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.078714][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.078811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91900 [ 1340.078869][ T32] r4:00000000 [ 1340.078951][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.079058][ T32] r9:83018005 r8:8559d400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1340.079116][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.079203][ T32] r5:00001000 r4:eb19d000 [ 1340.079295][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.079417][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.079530][ T32] r5:8537e38c r4:8537e000 [ 1340.079582][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.079699][ T32] r7:dddced80 r6:83018000 r5:8537e38c r4:846e1900 [ 1340.079766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.079881][ T32] r10:61c88647 r9:8559d400 r8:846e192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.079950][ T32] r4:846e1900 [ 1340.080001][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.080108][ T32] r10:00000000 r9:846e1900 r8:8027f5e8 r7:eb665e60 r6:84b8e380 r5:8559d400 [ 1340.080163][ T32] r4:00000001 [ 1340.080255][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.080349][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1340.080418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.080484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.080562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.080632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.080712][ T32] r4:84b91700 [ 1340.081469][ T32] INFO: task kworker/0:477:5094 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.081581][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.109755][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 1 printk messages dropped ** [ 1340.109946][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.110050][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.110123][ T32] r5:80000013 r4:80239bb0 [ 1340.110175][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.110268][ T32] r4:82ac11e4 [ 1340.110317][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.110412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.110466][ T32] r4:e05e1dc0 [ 1340.110514][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.110607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.110659][ T32] r4:00000000 [ 1340.110705][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.110810][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.110873][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.111142][ T32] r5:00001000 r4:eced5000 [ 1340.111221][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.111321][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.111431][ T32] r5:85c3938c r4:85c39000 [ 1340.111508][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.111625][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.111678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.111795][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.111895][ T32] r4:846ded00 [ 1340.112001][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.112126][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.112247][ T32] r4:00000001 [ 1340.127394][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.127537][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.127643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.127730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.127837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.127906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.127965][ T32] r4:84a7ddc0 [ 1340.128019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.128110][ T32] INFO: task kworker/0:478:5096 blocked for more than 466 seconds. [ 1340.128180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.128238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.128290][ T32] task:kworker/0:478 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.128412][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.128559][ T32] Call trace: [ 1340.128636][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.128761][ T32] r10:829188dc r9:eb695d84 r8:00000002 r7:60070013 r6:eb695d8c r5:8559c800 [ 1340.128840][ T32] r4:8559c800 [ 1340.128892][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.128998][ T32] r5:8559c800 r4:829188d8 [ 1340.129052][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.129145][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.129240][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 1340.129292][ T32] r4:00000000 [ 1340.129339][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.129469][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.129577][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.129680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91a40 [ 1340.129750][ T32] r4:00000000 [ 1340.129819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.129927][ T32] r9:83018005 r8:8559c800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1340.130014][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.130118][ T32] r5:00001000 r4:eb1d5000 [ 1340.130208][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.130302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.130388][ T32] r5:8537e78c r4:8537e400 [ 1340.130458][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.130564][ T32] r7:dddced80 r6:83018000 r5:8537e78c r4:846e1a80 [ 1340.130613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.130703][ T32] r10:61c88647 r9:8559c800 r8:846e1aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.130754][ T32] r4:846e1a80 [ 1340.130802][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.130902][ T32] r10:00000000 r9:846e1a80 r8:8027f5e8 r7:eb665e60 r6:84b8e400 r5:8559c800 [ 1340.130971][ T32] r4:00000001 [ 1340.131025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.131110][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 1340.131177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.131241][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.131322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.131399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.131472][ T32] r4:84b91740 [ 1340.143403][ T32] INFO: task kworker/0:478:5096 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.143669][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.143934][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.144306][ T32] Call trace: [ 1340.144434][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1340.144757][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1340.144984][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1340.145400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1340.145922][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 7 printk messages dropped ** [ 1340.146616][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.146959][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.147036][ T32] r4:00000001 [ 1340.147118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.147224][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.147315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.147387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.147454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.147524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.147589][ T32] r4:84a7ddc0 [ 1340.147649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.147712][ T32] INFO: task kworker/0:479:5098 blocked for more than 466 seconds. [ 1340.147826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.147902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.148002][ T32] task:kworker/0:479 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.148178][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.148300][ T32] Call trace: [ 1340.148375][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.148492][ T32] r10:829188dc r9:eb69dd84 r8:00000002 r7:60000113 r6:eb69dd8c r5:8559ec00 [ 1340.148573][ T32] r4:8559ec00 [ 1340.148628][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.148723][ T32] r5:8559ec00 r4:829188d8 [ 1340.148777][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.148885][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.148994][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1340.149047][ T32] r4:00000000 [ 1340.149103][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.149212][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.149314][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.149429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91740 [ 1340.149494][ T32] r4:00000000 [ 1340.149543][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.149634][ T32] r9:83018005 r8:8559ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1340.149706][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.149799][ T32] r5:00001000 r4:eb22d000 [ 1340.149993][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.150112][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.150208][ T32] r5:8537ef8c r4:8537ec00 [ 1340.150255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.150366][ T32] r7:dddced80 r6:83018000 r5:8537ef8c r4:846e1b80 [ 1340.150436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.150556][ T32] r10:61c88647 r9:8559ec00 r8:846e1bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.150616][ T32] r4:846e1b80 [ 1340.150666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.150763][ T32] r10:00000000 r9:846e1b80 r8:8027f5e8 r7:eb665e60 r6:84b8e480 r5:8559ec00 [ 1340.150835][ T32] r4:00000001 [ 1340.150889][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.150964][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 1340.151019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.151109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.151183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.151253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.151309][ T32] r4:84b91a80 [ 1340.152116][ T32] INFO: task kworker/0:479:5098 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.175234][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.175597][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.175737][ T32] Call trace: [ 1340.175845][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.175968][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.176045][ T32] r4:00000000 [ 1340.176116][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.176214][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.176284][ T32] 1d20: d9ce7000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.176379][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.176466][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.176534][ T32] r5:80000013 r4:80239bb0 [ 1340.176602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.176701][ T32] r4:82ac11e4 [ 1340.176755][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.176855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.176909][ T32] r4:e05e1dc0 [ 1340.176976][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.177094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.177149][ T32] r4:00000000 [ 1340.177213][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.177323][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.177465][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.177571][ T32] r5:00001000 r4:eced5000 [ 1340.177620][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.177711][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.177834][ T32] r5:85c3938c r4:85c39000 [ 1340.177931][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.178090][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.178178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.178294][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.178345][ T32] r4:846ded00 [ 1340.178394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.178485][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.178540][ T32] r4:00000001 [ 1340.178589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.178690][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.178782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.178847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.178913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.178978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.179026][ T32] r4:84a7ddc0 [ 1340.179105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.179186][ T32] INFO: task kworker/0:480:5100 blocked for more than 466 seconds. [ 1340.179262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.179339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.179410][ T32] task:kworker/0:480 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.179519][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.179634][ T32] Call trace: [ 1340.179704][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.179846][ T32] r10:829188dc r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:8559e000 [ 1340.179923][ T32] r4:8559e000 [ 1340.180036][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.180138][ T32] r5:8559e000 r4:829188d8 [ 1340.180192][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.180284][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.180402][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1340.180464][ T32] r4:00000000 [ 1340.180538][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.180641][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.180723][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.180831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a300 [ 1340.180885][ T32] r4:00000000 [ 1340.180936][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.181051][ T32] r9:83018005 r8:8559e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1340.181117][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.181236][ T32] r5:00001000 r4:ec60f000 [ 1340.181294][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.181399][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.181497][ T32] r5:8534bb8c r4:8534b800 [ 1340.181546][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.181649][ T32] r7:dddced80 r6:83018000 r5:8534bb8c r4:846e1c00 [ 1340.181701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.181820][ T32] r10:61c88647 r9:8559e000 r8:846e1c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.181895][ T32] r4:846e1c00 [ 1340.181942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.182072][ T32] r10:00000000 r9:846e1c00 r8:8027f5e8 r7:eb69de60 r6:84b8e500 r5:8559e000 [ 1340.182139][ T32] r4:00000001 [ 1340.205846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.206153][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1340.206226][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.206295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.206360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.206426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.206483][ T32] r4:84b91bc0 ** 1 printk messages dropped ** [ 1340.207464][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.208561][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1340.209067][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.209910][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.210052][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.210120][ T32] r4:846ded00 [ 1340.210247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.210380][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.210452][ T32] r4:00000001 [ 1340.210505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.210586][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.210648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.210712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.210776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.210847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.210927][ T32] r4:84a7ddc0 [ 1340.211016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.211124][ T32] INFO: task kworker/0:481:5104 blocked for more than 466 seconds. [ 1340.211208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.211275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.211347][ T32] task:kworker/0:481 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.211464][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.211567][ T32] Call trace: [ 1340.211638][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.211757][ T32] r10:829188dc r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:85598c00 [ 1340.211845][ T32] r4:85598c00 [ 1340.211903][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.212022][ T32] r5:85598c00 r4:829188d8 [ 1340.212115][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.230825][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.231019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1340.231086][ T32] r4:00000000 [ 1340.231141][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.231231][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.231319][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.231414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91ec0 [ 1340.231467][ T32] r4:00000000 [ 1340.231543][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.231663][ T32] r9:83018005 r8:85598c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1340.231720][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.231816][ T32] r5:00001000 r4:e89d5000 [ 1340.231874][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.231982][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.232090][ T32] r5:8537fb8c r4:8537f800 [ 1340.232212][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.242770][ T32] r7:dddced80 r6:83018000 r5:8537fb8c r4:846e1c80 [ 1340.242867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.243029][ T32] r10:61c88647 r9:85598c00 r8:846e1cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.243110][ T32] r4:846e1c80 [ 1340.243186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.243296][ T32] r10:00000000 r9:846e1c80 r8:8027f5e8 r7:eb6a5e60 r6:84b8e580 r5:85598c00 [ 1340.243371][ T32] r4:00000001 [ 1340.243469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.243565][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1340.243635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.243714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.243804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.243886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.243937][ T32] r4:84b91ac0 [ 1340.244826][ T32] INFO: task kworker/0:481:5104 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.244946][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.245149][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.245346][ T32] Call trace: [ 1340.245490][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.245603][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.245657][ T32] r4:00000000 [ 1340.245702][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.245796][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.245869][ T32] 1d20: da13f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.245937][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.246037][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.246111][ T32] r5:80000013 r4:80239bb0 [ 1340.246166][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.246265][ T32] r4:82ac11e4 [ 1340.246344][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.246458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.246513][ T32] r4:e05e1dc0 [ 1340.246562][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.246680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.246736][ T32] r4:00000000 [ 1340.246786][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.246899][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 3 printk messages dropped ** [ 1340.247230][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.247908][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.248269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.248855][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.249536][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.250435][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.250525][ T32] r5:00001000 r4:eaafb000 [ 1340.250572][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.250899][ T32] r7:ddde2d80 r6:83018200 r5:85425f8c r4:84b8e680 ** 7 printk messages dropped ** [ 1340.251494][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) ** 6 printk messages dropped ** [ 1340.275144][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.276480][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1340.277046][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.277737][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.278581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.279148][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.279787][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.280627][ T32] r5:00001000 r4:eaa8f000 [ 1340.280681][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.280928][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.281039][ T32] r7:dddced80 r6:83018000 r5:8537ff8c r4:846e1d00 [ 1340.281108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.281211][ T32] r10:61c88647 r9:8496a400 r8:846e1d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.281267][ T32] r4:846e1d00 [ 1340.281315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.281418][ T32] r10:00000000 r9:846e1d00 r8:8027f5e8 r7:eb6a5e60 r6:84b8e700 r5:8496a400 [ 1340.281476][ T32] r4:00000001 [ 1340.281523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.281599][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1340.281660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.281799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.281881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.281953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.282053][ T32] r4:84b91c40 [ 1340.306764][ T32] INFO: task kworker/0:482:5108 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.306946][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.307115][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.307252][ T32] Call trace: [ 1340.307333][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.307472][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.307532][ T32] r4:00000000 [ 1340.307600][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.307687][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.307777][ T32] 1d20: da563000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.307846][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.307921][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.308050][ T32] r5:80000013 r4:80239bb0 [ 1340.308112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.308206][ T32] r4:82ac11e4 [ 1340.308296][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.308393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.308459][ T32] r4:e05e1dc0 [ 1340.308510][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.308616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.308697][ T32] r4:00000000 [ 1340.308754][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.308865][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.308930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.309024][ T32] r5:00001000 r4:eced5000 [ 1340.309096][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.309188][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.309293][ T32] r5:85c3938c r4:85c39000 [ 1340.309358][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.309461][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.309516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.309631][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.309688][ T32] r4:846ded00 [ 1340.309737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.309857][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.309993][ T32] r4:00000001 [ 1340.310071][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.310171][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.310236][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.310476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.311505][ T32] r4:8496b000 ** 3 printk messages dropped ** [ 1340.311794][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.311923][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1340.312010][ T32] r4:00000000 [ 1340.312115][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.330558][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.330795][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.330922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8455a0c0 [ 1340.330992][ T32] r4:00000000 [ 1340.331061][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.331181][ T32] r9:83018005 r8:8496b000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1340.331235][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.331346][ T32] r5:00001000 r4:eabb5000 [ 1340.331409][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.331501][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.331606][ T32] r5:8537f38c r4:8537f000 [ 1340.331667][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.331786][ T32] r7:dddced80 r6:83018000 r5:8537f38c r4:846e1d80 [ 1340.331862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.331962][ T32] r10:61c88647 r9:8496b000 r8:846e1dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.332017][ T32] r4:846e1d80 [ 1340.332066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.332234][ T32] r10:00000000 r9:846e1d80 r8:8027f5e8 r7:eb6a5e60 r6:84b8e780 r5:8496b000 [ 1340.342856][ T32] r4:00000001 [ 1340.342951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.343077][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 1340.343159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.343248][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.343334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.343412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.343469][ T32] r4:84b96dc0 [ 1340.344397][ T32] INFO: task kworker/0:483:5109 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.344500][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.344709][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.344896][ T32] Call trace: [ 1340.344994][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1340.345302][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1340.345544][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1340.345963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1340.346393][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 3 printk messages dropped ** [ 1340.346718][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.346827][ T32] r5:85c3938c r4:85c39000 [ 1340.346882][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.346976][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.347027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.347142][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.347210][ T32] r4:846ded00 [ 1340.347291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.347402][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.347452][ T32] r4:00000001 [ 1340.347499][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.347578][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.347639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.347704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.347791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.347851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.347893][ T32] r4:84a7ddc0 [ 1340.347937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.348002][ T32] INFO: task kworker/1:503:5111 blocked for more than 466 seconds. [ 1340.348096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.348165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.348225][ T32] task:kworker/1:503 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.348352][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.348446][ T32] Call trace: [ 1340.348516][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.348612][ T32] r10:829188dc r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:84976c00 [ 1340.348667][ T32] r4:84976c00 [ 1340.348712][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.348794][ T32] r5:84976c00 r4:829188d8 [ 1340.348845][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.348929][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.349038][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1340.349098][ T32] r4:00000000 [ 1340.349167][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.349252][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.349331][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.349420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c1b00 [ 1340.349471][ T32] r4:00000000 [ 1340.349522][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.349621][ T32] r9:83018205 r8:84976c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1340.349680][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.349776][ T32] r5:00001000 r4:ead9b000 [ 1340.349826][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.349947][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.350109][ T32] r5:8542678c r4:85426400 [ 1340.350188][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.350320][ T32] r7:ddde2d80 r6:83018200 r5:8542678c r4:84b8e800 [ 1340.350384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.350483][ T32] r10:61c88647 r9:84976c00 r8:84b8e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.350562][ T32] r4:84b8e800 [ 1340.350630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.350758][ T32] r10:00000000 r9:84b8e800 r8:8027f5e8 r7:eb6a9e60 r6:846e1e00 r5:84976c00 [ 1340.350827][ T32] r4:00000001 [ 1340.350881][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.350979][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1340.351048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.351144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.351373][ T32] r4:848c1740 ** 1 printk messages dropped ** [ 1340.352069][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.375039][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 4 printk messages dropped ** [ 1340.375421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1340.375923][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.376123][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.376750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.377400][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 8 printk messages dropped ** [ 1340.378044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1340.379097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 ** 9 printk messages dropped ** [ 1340.379788][ T32] r5:00001000 r4:eac1f000 [ 1340.379858][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.380128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.380441][ T32] r4:84b8e880 [ 1340.380494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.380577][ T32] r10:00000000 r9:84b8e880 r8:8027f5e8 r7:eb629e60 r6:846e1b00 r5:84970c00 [ 1340.380627][ T32] r4:00000001 [ 1340.380673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.380745][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1340.380815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.380886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.380959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.381027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.381084][ T32] r4:848c1700 [ 1340.382054][ T32] INFO: task kworker/1:504:5113 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.382155][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.405939][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.406154][ T32] Call trace: [ 1340.406237][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.406357][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.406414][ T32] r4:00000000 [ 1340.406463][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.406552][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.406622][ T32] 1d20: dad5a000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.406691][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.406769][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.406841][ T32] r5:80000013 r4:80239bb0 [ 1340.406898][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.406990][ T32] r4:82ac11e4 [ 1340.407069][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.407194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.407291][ T32] r4:e05e1dc0 [ 1340.407362][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.407488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.407541][ T32] r4:00000000 [ 1340.407597][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.407687][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.407780][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.407868][ T32] r5:00001000 r4:eced5000 [ 1340.407929][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.408033][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.408167][ T32] r5:85c3938c r4:85c39000 [ 1340.408220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.408330][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.408387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.408485][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.408539][ T32] r4:846ded00 [ 1340.408585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.408682][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.408734][ T32] r4:00000001 [ 1340.408781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.408857][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.408921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.408991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.409118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.409200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.409256][ T32] r4:84a7ddc0 [ 1340.409312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.409380][ T32] INFO: task kworker/1:505:5116 blocked for more than 466 seconds. [ 1340.409449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.409508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.409603][ T32] task:kworker/1:505 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.409751][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.409856][ T32] Call trace: [ 1340.410000][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.410112][ T32] r10:829188dc r9:eb6c5d84 r8:00000002 r7:60000113 r6:eb6c5d8c r5:84879800 [ 1340.410159][ T32] r4:84879800 ** 3 printk messages dropped ** [ 1340.410430][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.411146][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.411248][ T32] r5:00001000 r4:eb1a5000 [ 1340.411314][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.411865][ T32] r10:61c88647 r9:84879800 r8:84b8e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.430774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.447029][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.447408][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1340.448129][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.448472][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1340.449188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.449309][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.449372][ T32] r4:00000001 [ 1340.449437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.449554][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.449633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.449802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.449930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.450045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.450126][ T32] r4:84a7ddc0 [ 1340.450186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.450248][ T32] INFO: task kworker/1:506:5118 blocked for more than 466 seconds. [ 1340.450314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.450370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.450422][ T32] task:kworker/1:506 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.450562][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.450679][ T32] Call trace: [ 1340.450754][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.450859][ T32] r10:829188dc r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:85570c00 [ 1340.450915][ T32] r4:85570c00 [ 1340.450961][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.451051][ T32] r5:85570c00 r4:829188d8 [ 1340.451103][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.451200][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.451296][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 1340.451363][ T32] r4:00000000 [ 1340.451421][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.451499][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.451592][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.451681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c1cc0 [ 1340.451727][ T32] r4:00000000 [ 1340.451772][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.451880][ T32] r9:83018205 r8:85570c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1340.451935][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.452058][ T32] r5:00001000 r4:eaed1000 [ 1340.452112][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.452211][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.466411][ T32] r5:85426b8c r4:85426800 [ 1340.466534][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.466704][ T32] r7:ddde2d80 r6:83018200 r5:85426b8c r4:84b8ea00 [ 1340.466771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.466888][ T32] r10:61c88647 r9:85570c00 r8:84b8ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.466987][ T32] r4:84b8ea00 [ 1340.467045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.467145][ T32] r10:00000000 r9:84b8ea00 r8:8027f5e8 r7:eb6c5e60 r6:846e1f80 r5:85570c00 [ 1340.467200][ T32] r4:00000001 [ 1340.467246][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.467356][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1340.467424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.467517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.467592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.467655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.467703][ T32] r4:848c1b40 [ 1340.468579][ T32] INFO: task kworker/1:506:5118 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.468701][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.468886][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.469015][ T32] Call trace: [ 1340.469136][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.469256][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.469340][ T32] r4:00000000 [ 1340.469411][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1340.469648][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 10 printk messages dropped ** [ 1340.470486][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1340.471447][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1340.471861][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1340.496504][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.497134][ T32] r4:85572400 ** 4 printk messages dropped ** [ 1340.497579][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 ** 9 printk messages dropped ** [ 1340.498305][ T32] r5:00001000 r4:eb555000 [ 1340.498370][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.498749][ T32] r7:dddced80 r6:83018000 r5:8497cb8c r4:846e1f00 ** 9 printk messages dropped ** [ 1340.499581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.501329][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1340.516191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 12 printk messages dropped ** [ 1340.517437][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 5 printk messages dropped ** [ 1340.517909][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.518441][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1340.518860][ T32] task:kworker/1:507 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.519921][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 ** 3 printk messages dropped ** [ 1340.520193][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.520306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c1e40 [ 1340.520366][ T32] r4:00000000 [ 1340.520418][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.520538][ T32] r9:83018205 r8:85570000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1340.520628][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.520737][ T32] r5:00001000 r4:eb0cd000 [ 1340.520813][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.520937][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.521033][ T32] r5:85426f8c r4:85426c00 [ 1340.521091][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.521192][ T32] r7:ddde2d80 r6:83018200 r5:85426f8c r4:84b8ea80 [ 1340.521300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.521433][ T32] r10:61c88647 r9:85570000 r8:84b8eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.521495][ T32] r4:84b8ea80 [ 1340.521545][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.521651][ T32] r10:00000000 r9:84b8ea80 r8:8027f5e8 r7:eb6c5e60 r6:8492e080 r5:85570000 [ 1340.521722][ T32] r4:00000001 [ 1340.521778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.521876][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1340.521939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.522038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.522104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.543002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.543160][ T32] r4:848c1d00 [ 1340.544095][ T32] INFO: task kworker/1:507:5121 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.544236][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.544452][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.544583][ T32] Call trace: [ 1340.544715][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.544949][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.545021][ T32] r4:00000000 [ 1340.545070][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.545174][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.545246][ T32] 1d20: db60e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.545313][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.545371][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.545427][ T32] r5:80000013 r4:80239bb0 [ 1340.545524][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.545619][ T32] r4:82ac11e4 [ 1340.545732][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.545846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.545900][ T32] r4:e05e1dc0 [ 1340.545949][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.546140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.546266][ T32] r4:00000000 [ 1340.546352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.546459][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.546526][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.546635][ T32] r5:00001000 r4:eced5000 [ 1340.546687][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.546855][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.547003][ T32] r5:85c3938c r4:85c39000 ** 2 printk messages dropped ** [ 1340.547270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.547957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.548441][ T32] task:kworker/1:508 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.549547][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.550124][ T32] r5:00001000 r4:eb127000 [ 1340.550170][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.550745][ T32] r7:ddde2d80 r6:83018200 r5:8542738c r4:84b8e900 ** 9 printk messages dropped ** [ 1340.551510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.585236][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.586061][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 14 printk messages dropped ** [ 1340.587289][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.588090][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.588495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.589339][ T32] r10:829188dc r9:eb6e9d84 r8:00000002 r7:60000113 r6:eb6e9d8c r5:85573000 ** 8 printk messages dropped ** [ 1340.590063][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.590651][ T32] r5:00001000 r4:eb2c9000 ** 2 printk messages dropped ** [ 1340.590995][ T32] r5:8551438c r4:85514000 ** 1 printk messages dropped ** [ 1340.591149][ T32] r7:ddde2d80 r6:83018200 r5:8551438c r4:84b8eb80 ** 2 printk messages dropped ** [ 1340.591361][ T32] r4:84b8eb80 ** 4 printk messages dropped ** [ 1340.591732][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) ** 2 printk messages dropped ** [ 1340.592208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.609138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.609252][ T32] r4:848c1880 [ 1340.610204][ T32] INFO: task kworker/1:509:5125 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.610300][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.610451][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.610622][ T32] Call trace: [ 1340.610699][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.610826][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.610895][ T32] r4:00000000 [ 1340.610943][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.611029][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.611118][ T32] 1d20: dbb0c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.611209][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.611273][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.611355][ T32] r5:80000013 r4:80239bb0 [ 1340.611428][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.611524][ T32] r4:82ac11e4 [ 1340.611573][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.611667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.611724][ T32] r4:e05e1dc0 [ 1340.611789][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.611913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.611996][ T32] r4:00000000 [ 1340.612085][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.627927][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.628042][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.628187][ T32] r5:00001000 r4:eced5000 [ 1340.628236][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.628361][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.628474][ T32] r5:85c3938c r4:85c39000 [ 1340.628530][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.628625][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.628674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.628774][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.628828][ T32] r4:846ded00 [ 1340.628879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.629000][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.629111][ T32] r4:00000001 [ 1340.629173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.629254][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.629325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.629400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.629477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.629559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.629609][ T32] r4:84a7ddc0 [ 1340.629661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.629749][ T32] INFO: task kworker/1:510:5127 blocked for more than 467 seconds. [ 1340.629824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.629889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.629941][ T32] task:kworker/1:510 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.630108][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.630231][ T32] Call trace: [ 1340.630304][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.630406][ T32] r10:829188dc r9:eb6f1d84 r8:00000002 r7:60000113 r6:eb6f1d8c r5:85573c00 [ 1340.630475][ T32] r4:85573c00 ** 3 printk messages dropped ** [ 1340.630922][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.631959][ T32] r5:00001000 r4:eb251000 [ 1340.632036][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.632139][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.643533][ T32] r10:61c88647 r9:85573c00 r8:84b8ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.644301][ T32] r4:848c1200 ** 4 printk messages dropped ** [ 1340.645756][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.646461][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.646860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.646931][ T32] r4:00000000 [ 1340.646995][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.647110][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.647191][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.647292][ T32] r5:00001000 r4:eced5000 [ 1340.647344][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.647431][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.647519][ T32] r5:85c3938c r4:85c39000 [ 1340.647576][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.647670][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.647716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.647871][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.647923][ T32] r4:846ded00 [ 1340.647971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.648062][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.648121][ T32] r4:00000001 [ 1340.648167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.648255][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.648318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.648415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.648489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.648604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.648665][ T32] r4:84a7ddc0 [ 1340.648740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.648810][ T32] INFO: task kworker/1:511:5129 blocked for more than 467 seconds. [ 1340.648895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.648947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.648992][ T32] task:kworker/1:511 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.649587][ T32] r5:85576000 r4:829188d8 ** 6 printk messages dropped ** [ 1340.650143][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1340.650449][ T32] r9:83018205 r8:85576000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.650518][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.650616][ T32] r5:00001000 r4:eb295000 [ 1340.650679][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.650780][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.650885][ T32] r5:85427f8c r4:85427c00 [ 1340.650935][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.651040][ T32] r7:ddde2d80 r6:83018200 r5:85427f8c r4:84b8ed00 [ 1340.651099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.651237][ T32] r10:61c88647 r9:85576000 r8:84b8ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.651297][ T32] r4:84b8ed00 [ 1340.651343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.651437][ T32] r10:00000000 r9:84b8ed00 r8:8027f5e8 r7:eb6e9e60 r6:8492e280 r5:85576000 [ 1340.651489][ T32] r4:00000001 [ 1340.651533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.651622][ T32] Exception stack(0xeb6f9fb0 to 0xeb6f9ff8) [ 1340.651687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.651751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.651814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.651891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.651942][ T32] r4:848c1f40 [ 1340.679727][ T32] INFO: task kworker/1:511:5129 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.679918][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.680080][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.680213][ T32] Call trace: [ 1340.680289][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1340.680820][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1340.681491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1340.697699][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 7 printk messages dropped ** [ 1340.698460][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1340.699045][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1340.699828][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1340.700480][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.700979][ T32] r5:00001000 r4:eb403000 ** 1 printk messages dropped ** [ 1340.701158][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.701726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.713424][ T32] r4:85223f00 ** 5 printk messages dropped ** [ 1340.715029][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 7 printk messages dropped ** [ 1340.715674][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.715771][ T32] r4:82ac11e4 [ 1340.715819][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.715912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.715965][ T32] r4:e05e1dc0 [ 1340.716011][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.716123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.716206][ T32] r4:00000000 [ 1340.716261][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.716366][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.716420][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.716518][ T32] r5:00001000 r4:eced5000 [ 1340.716568][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.716665][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.716788][ T32] r5:85c3938c r4:85c39000 [ 1340.716885][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.717041][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.717108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.717215][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.717276][ T32] r4:846ded00 [ 1340.717329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.717429][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.717482][ T32] r4:00000001 [ 1340.717525][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.717632][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.717725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.717788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.717864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.717923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.718030][ T32] r4:84a7ddc0 [ 1340.718101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.718167][ T32] INFO: task kworker/1:513:5133 blocked for more than 467 seconds. [ 1340.718301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.718382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.718431][ T32] task:kworker/1:513 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.718562][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.718652][ T32] Call trace: [ 1340.718722][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1340.718864][ T32] r10:829188dc r9:eb709d84 r8:00000002 r7:60000013 r6:eb709d8c r5:84976000 [ 1340.718943][ T32] r4:84976000 [ 1340.719003][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.719102][ T32] r5:84976000 r4:829188d8 [ 1340.719228][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.719331][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.719427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1340.719472][ T32] r4:00000000 [ 1340.719512][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.719596][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.719677][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.719774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84782280 [ 1340.719824][ T32] r4:00000000 [ 1340.719870][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.719963][ T32] r9:83018205 r8:84976000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1340.720028][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.720134][ T32] r5:00001000 r4:eb2ff000 [ 1340.720185][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.720482][ T32] r7:ddde2d80 r6:83018200 r5:8551478c r4:84b8ed80 ** 7 printk messages dropped ** [ 1340.721242][ T32] Exception stack(0xeb709fb0 to 0xeb709ff8) ** 6 printk messages dropped ** [ 1340.745901][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.747199][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.747569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.747615][ T32] r4:00000000 [ 1340.747657][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.747769][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.747825][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.748014][ T32] r5:00001000 r4:eced5000 [ 1340.748082][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.748198][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.748300][ T32] r5:85c3938c r4:85c39000 [ 1340.748351][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.748463][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.748531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.748629][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.748682][ T32] r4:846ded00 [ 1340.748743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.748879][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 3 printk messages dropped ** [ 1340.749209][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.750164][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.750878][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.751954][ T32] r5:00001000 r4:eb351000 [ 1340.752016][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.752212][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.773572][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1340.774456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.776347][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 4 printk messages dropped ** [ 1340.776669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1340.777751][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1340.778110][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.778872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.779707][ T32] r4:847e1800 ** 4 printk messages dropped ** [ 1340.780063][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 ** 8 printk messages dropped ** [ 1340.780875][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.780965][ T32] r5:00001000 r4:eb3bf000 [ 1340.781011][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.781097][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.781203][ T32] r5:85514f8c r4:85514c00 [ 1340.781310][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.781420][ T32] r7:ddde2d80 r6:83018200 r5:85514f8c r4:84b8eb00 [ 1340.781476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.781585][ T32] r10:61c88647 r9:847e1800 r8:84b8eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.781640][ T32] r4:84b8eb00 [ 1340.781688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.781786][ T32] r10:00000000 r9:84b8eb00 r8:8027f5e8 r7:eb701e60 r6:8492e480 r5:847e1800 [ 1340.781903][ T32] r4:00000001 [ 1340.781994][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.782078][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 1340.782150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.811175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.811338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.811434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.811496][ T32] r4:84782480 [ 1340.816189][ T32] INFO: task kworker/1:515:5137 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.816343][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.816541][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.816687][ T32] Call trace: [ 1340.816808][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.816933][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.817020][ T32] r4:00000000 [ 1340.817082][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.817172][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.817251][ T32] 1d20: dca48000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.817324][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.817402][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.817462][ T32] r5:80000013 r4:80239bb0 [ 1340.817511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.817596][ T32] r4:82ac11e4 [ 1340.817641][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.817735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.817847][ T32] r4:e05e1dc0 [ 1340.817901][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.818014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.818071][ T32] r4:00000000 [ 1340.818120][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.818246][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.818307][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.818416][ T32] r5:00001000 r4:eced5000 [ 1340.818468][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.818550][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.818639][ T32] r5:85c3938c r4:85c39000 [ 1340.818690][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.818788][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.818848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.818946][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.819004][ T32] r4:846ded00 [ 1340.819052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.819167][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.819234][ T32] r4:00000001 [ 1340.819285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.819384][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.819467][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.819536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.819600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.819669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.819720][ T32] r4:84a7ddc0 [ 1340.819771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1340.820262][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.821007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 ** 8 printk messages dropped ** [ 1340.821734][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.821859][ T32] r5:00001000 r4:eb3d7000 ** 4 printk messages dropped ** [ 1340.843102][ T32] r7:ddde2d80 r6:83018200 r5:8551538c r4:84b8ee80 ** 7 printk messages dropped ** [ 1340.843703][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) ** 2 printk messages dropped ** [ 1340.843916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.843987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.844128][ T32] r4:84782540 [ 1340.845086][ T32] INFO: task kworker/1:516:5140 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1340.845208][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.845411][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.845526][ T32] Call trace: [ 1340.845607][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.845733][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.845851][ T32] r4:00000000 [ 1340.845936][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.846049][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.846143][ T32] 1d20: dcd0f000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.846227][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.846290][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.846360][ T32] r5:80000013 r4:80239bb0 [ 1340.846406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.846517][ T32] r4:82ac11e4 [ 1340.846588][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.846689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.846742][ T32] r4:e05e1dc0 [ 1340.846789][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.846891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.846985][ T32] r4:00000000 [ 1340.847073][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.847187][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 4 printk messages dropped ** [ 1340.847624][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1340.847982][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1340.848953][ T32] INFO: task kworker/1:517:5141 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.849552][ T32] r4:847e3c00 [ 1340.849601][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1340.849693][ T32] r5:847e3c00 r4:829188d8 [ 1340.849744][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.849826][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.849935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1340.850019][ T32] r4:00000000 [ 1340.850068][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1340.850183][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.850277][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.850379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847828c0 [ 1340.850481][ T32] r4:00000000 [ 1340.850549][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.850648][ T32] r9:83018205 r8:847e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1340.850714][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.850807][ T32] r5:00001000 r4:eb3eb000 [ 1340.850899][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.851004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.851100][ T32] r5:85515b8c r4:85515800 [ 1340.851150][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.851268][ T32] r7:ddde2d80 r6:83018200 r5:85515b8c r4:84b8ef00 [ 1340.851333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.851450][ T32] r10:61c88647 r9:847e3c00 r8:84b8ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.851573][ T32] r4:84b8ef00 [ 1340.851636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.851736][ T32] r10:00000000 r9:84b8ef00 r8:8027f5e8 r7:eb701e60 r6:8492e580 r5:847e3c00 [ 1340.851804][ T32] r4:00000001 [ 1340.851878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.851963][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1340.852025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.852099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.852212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.880481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.880599][ T32] r4:84782700 [ 1340.881524][ T32] INFO: task kworker/1:517:5141 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 3 printk messages dropped ** [ 1340.882092][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1340.882212][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1340.893070][ T32] r4:00000000 [ 1340.893151][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.893277][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1340.893374][ T32] 1d20: dd117000 ece39000 00000001 80239b98 7f159000 00000001 [ 1340.893448][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1340.893509][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.893565][ T32] r5:80000013 r4:80239bb0 [ 1340.893612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.893697][ T32] r4:82ac11e4 [ 1340.893745][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.893857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1340.893915][ T32] r4:e05e1dc0 [ 1340.893991][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.894100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.894152][ T32] r4:00000000 [ 1340.894223][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.894335][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 3 printk messages dropped ** [ 1340.894637][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.895160][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1340.895613][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.896405][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.897121][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.898166][ T32] r5:00001000 r4:eb541000 [ 1340.898208][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.898298][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.898729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1340.899640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.901277][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1340.901733][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1340.901959][ T32] r4:e05e1dc0 [ 1340.902085][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.902239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1340.928938][ T32] r4:00000000 [ 1340.929039][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.929194][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1340.929251][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.929385][ T32] r5:00001000 r4:eced5000 [ 1340.929445][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.929581][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.929732][ T32] r5:85c3938c r4:85c39000 [ 1340.929789][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.929911][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1340.930033][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.930128][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.930191][ T32] r4:846ded00 [ 1340.930304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.930425][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1340.930509][ T32] r4:00000001 [ 1340.930566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.930652][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1340.930718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.930826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.930925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.930996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.931070][ T32] r4:84a7ddc0 [ 1340.931133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.931202][ T32] INFO: task kworker/1:519:5145 blocked for more than 467 seconds. [ 1340.931305][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.931374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1340.932101][ T32] r4:847e4800 ** 3 printk messages dropped ** [ 1340.939781][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.940718][ T32] r5:00001000 r4:eb427000 [ 1340.940768][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.940869][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.941352][ T32] r10:61c88647 r9:847e4800 r8:84b9702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.956382][ T32] r4:84782900 ** 4 printk messages dropped ** [ 1340.958073][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1340.958811][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.959603][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1340.960202][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.960842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.961560][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.962026][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.977866][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.977954][ T32] r5:00001000 r4:eb44d000 ** 4 printk messages dropped ** [ 1340.978353][ T32] r7:ddde2d80 r6:83018200 r5:8551678c r4:84b97080 ** 5 printk messages dropped ** [ 1340.978854][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.979298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.981001][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1340.981683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 12 printk messages dropped ** [ 1341.001548][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 6 printk messages dropped ** [ 1341.002065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1341.007515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.007600][ T32] task:kworker/1:521 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.007774][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.007900][ T32] Call trace: [ 1341.007978][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.008108][ T32] r10:829188dc r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:847e6c00 [ 1341.008200][ T32] r4:847e6c00 [ 1341.008259][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.008358][ T32] r5:847e6c00 r4:829188d8 [ 1341.008430][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.008531][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.008631][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1341.008686][ T32] r4:00000000 [ 1341.008731][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.008812][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.008911][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.009002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84782c80 [ 1341.009094][ T32] r4:00000000 [ 1341.009151][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.009251][ T32] r9:83018205 r8:847e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1341.009319][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.009415][ T32] r5:00001000 r4:eb4c1000 [ 1341.009463][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.009547][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.009635][ T32] r5:8551638c r4:85516000 [ 1341.009709][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.009816][ T32] r7:ddde2d80 r6:83018200 r5:8551638c r4:84b97200 [ 1341.009901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.010044][ T32] r10:61c88647 r9:847e6c00 r8:84b9722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.010102][ T32] r4:84b97200 [ 1341.010151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.010248][ T32] r10:00000000 r9:84b97200 r8:8027f5e8 r7:eb735e60 r6:8492e780 r5:847e6c00 [ 1341.010314][ T32] r4:00000001 [ 1341.010370][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.010458][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1341.010521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.010609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.010681][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.010751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.010808][ T32] r4:84782b80 [ 1341.011730][ T32] INFO: task kworker/1:521:5149 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.011843][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.011983][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.012117][ T32] Call trace: [ 1341.032875][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.033088][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.033162][ T32] r4:00000000 [ 1341.033212][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.033295][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.033384][ T32] 1d20: dda66000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.033457][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.033525][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.033580][ T32] r5:80000013 r4:80239bb0 [ 1341.033663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.033762][ T32] r4:82ac11e4 [ 1341.033826][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.033933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.034023][ T32] r4:e05e1dc0 [ 1341.034079][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.034172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.034227][ T32] r4:00000000 [ 1341.034276][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.034371][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1341.035120][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.035815][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1341.036338][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.036842][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1341.037793][ T32] r5:00001000 r4:eb4e9000 [ 1341.037872][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.038410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.039332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1341.041116][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1341.041614][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.042038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1341.065263][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.065781][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.066649][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.066741][ T32] Call trace: [ 1341.066814][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.066934][ T32] r10:829188dc r9:eb759d84 r8:00000002 r7:60000113 r6:eb759d8c r5:85575400 [ 1341.066991][ T32] r4:85575400 [ 1341.067040][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.067134][ T32] r5:85575400 r4:829188d8 [ 1341.067244][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.067343][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.067441][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [ 1341.067495][ T32] r4:00000000 [ 1341.067566][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.067654][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.067760][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.067855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84782f00 [ 1341.067904][ T32] r4:00000000 [ 1341.067950][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.068050][ T32] r9:83018205 r8:85575400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1341.068098][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.068199][ T32] r5:00001000 r4:eb515000 [ 1341.068262][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.068352][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.068437][ T32] r5:85516f8c r4:85516c00 [ 1341.068483][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.068588][ T32] r7:ddde2d80 r6:83018200 r5:85516f8c r4:84b97300 [ 1341.068652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.068764][ T32] r10:61c88647 r9:85575400 r8:84b9732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.068872][ T32] r4:84b97300 [ 1341.068931][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.069019][ T32] r10:00000000 r9:84b97300 r8:8027f5e8 r7:eb735e60 r6:8492e880 r5:85575400 [ 1341.069078][ T32] r4:00000001 [ 1341.069128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.069224][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1341.069291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.069353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.069411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.069479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.069528][ T32] r4:84782e00 [ 1341.070426][ T32] INFO: task kworker/1:523:5153 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.070514][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.070680][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.070828][ T32] Call trace: [ 1341.070920][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.071025][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.071078][ T32] r4:00000000 [ 1341.071128][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.071211][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.071274][ T32] 1d20: ddcb3000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.071339][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.071398][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.071454][ T32] r5:80000013 r4:80239bb0 [ 1341.071503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.071598][ T32] r4:82ac11e4 [ 1341.071653][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.071749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.071802][ T32] r4:e05e1dc0 [ 1341.071858][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.071952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.072005][ T32] r4:00000000 [ 1341.072050][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.072193][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.103932][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.104725][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.105419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1341.105920][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.106909][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 ** 8 printk messages dropped ** [ 1341.107628][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.107758][ T32] r5:00001000 r4:eae71000 ** 4 printk messages dropped ** [ 1341.108187][ T32] r7:ddde2d80 r6:83018200 r5:8551938c r4:84b97380 ** 7 printk messages dropped ** [ 1341.108718][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1341.108781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.108881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.108960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.109029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.109085][ T32] r4:84782bc0 [ 1341.110054][ T32] INFO: task kworker/1:524:5155 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.110141][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.110276][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.110410][ T32] Call trace: [ 1341.110489][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.110607][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.110687][ T32] r4:00000000 [ 1341.110762][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.110866][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.110933][ T32] 1d20: de0dd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.111002][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.111083][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.111173][ T32] r5:80000013 r4:80239bb0 [ 1341.111257][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.111384][ T32] r4:82ac11e4 [ 1341.111463][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.111575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.111645][ T32] r4:e05e1dc0 [ 1341.111700][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.111829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.111922][ T32] r4:00000000 [ 1341.112011][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.112182][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.133669][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.133848][ T32] r5:00001000 r4:eced5000 [ 1341.133907][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.134034][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.134133][ T32] r5:85c3938c r4:85c39000 [ 1341.134244][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.134368][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.134439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.134557][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.134611][ T32] r4:846ded00 [ 1341.134659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.134757][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.134810][ T32] r4:00000001 [ 1341.134874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.134962][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.135030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.135102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.135293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1341.136307][ T32] r4:85588c00 ** 5 printk messages dropped ** [ 1341.136816][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.137222][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.137567][ T32] r5:00001000 r4:eb561000 [ 1341.137629][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.137814][ T32] r5:8551738c r4:85517000 ** 3 printk messages dropped ** [ 1341.138154][ T32] r10:61c88647 r9:85588c00 r8:84b9742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.138904][ T32] r4:8455a140 ** 4 printk messages dropped ** [ 1341.140278][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.141175][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.141439][ T32] r4:e05e1dc0 [ 1341.141494][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.141610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.141672][ T32] r4:00000000 [ 1341.141726][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.141827][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.141895][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.142022][ T32] r5:00001000 r4:eced5000 [ 1341.142074][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.142253][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.167305][ T32] r5:85c3938c r4:85c39000 [ 1341.167438][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.167618][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.167678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.167801][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.167871][ T32] r4:846ded00 [ 1341.167962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.168069][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.168135][ T32] r4:00000001 [ 1341.168209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.168311][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.168395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.168462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.168522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.168585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.168638][ T32] r4:84a7ddc0 [ 1341.168694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.168762][ T32] INFO: task kworker/1:526:5159 blocked for more than 467 seconds. [ 1341.168831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.168896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.168947][ T32] task:kworker/1:526 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.169107][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.169241][ T32] Call trace: [ 1341.169413][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.169538][ T32] r10:829188dc r9:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:8558a400 [ 1341.169625][ T32] r4:8558a400 [ 1341.169684][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.169780][ T32] r5:8558a400 r4:829188d8 [ 1341.169833][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.169932][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.170064][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1341.170132][ T32] r4:00000000 [ 1341.170181][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1341.170549][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.170938][ T32] r5:00001000 r4:eb5ad000 [ 1341.170997][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.171387][ T32] r7:ddde2d80 r6:83018200 r5:85517b8c r4:84b97480 ** 8 printk messages dropped ** [ 1341.193008][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.194915][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.195650][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.196065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1341.197114][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.197885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1341.198607][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.199255][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.199652][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.199986][ T32] r5:00001000 r4:dfb01000 [ 1341.200058][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.200152][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.200264][ T32] r5:85517f8c r4:85517c00 [ 1341.200319][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.200418][ T32] r7:ddde2d80 r6:83018200 r5:85517f8c r4:84b97500 [ 1341.200469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.200566][ T32] r10:61c88647 r9:85589800 r8:84b9752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.200622][ T32] r4:84b97500 [ 1341.200672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.200776][ T32] r10:00000000 r9:84b97500 r8:8027f5e8 r7:eb761e60 r6:8492ea80 r5:85589800 [ 1341.200851][ T32] r4:00000001 [ 1341.200913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.200992][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1341.201054][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.201138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.201216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.201278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.201330][ T32] r4:84b33200 [ 1341.201898][ T32] INFO: task kworker/1:527:5161 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.202024][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.202219][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.223249][ T32] Call trace: [ 1341.223342][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.223476][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.223535][ T32] r4:00000000 [ 1341.223612][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.223711][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.223812][ T32] 1d20: de874000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.223894][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.223956][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.224017][ T32] r5:80000013 r4:80239bb0 [ 1341.224068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.224166][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.224359][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1341.224887][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.225536][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1341.225743][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.225808][ T32] r4:00000001 [ 1341.225865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.225947][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.226093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.226178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.226241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.226353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.226470][ T32] r4:84a7ddc0 [ 1341.226543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.226610][ T32] INFO: task kworker/1:528:5163 blocked for more than 467 seconds. [ 1341.226695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.226772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.226846][ T32] task:kworker/1:528 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.226996][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.227156][ T32] Call trace: [ 1341.227253][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.227356][ T32] r10:829188dc r9:eb77dd84 r8:00000002 r7:60000113 r6:eb77dd8c r5:8558bc00 [ 1341.227408][ T32] r4:8558bc00 [ 1341.227458][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.227549][ T32] r5:8558bc00 r4:829188d8 [ 1341.227601][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.227683][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.227805][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1341.227896][ T32] r4:00000000 [ 1341.227948][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.228080][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.228183][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.228684][ T32] r5:00001000 r4:e01b3000 [ 1341.228731][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.228949][ T32] r5:8551838c r4:85518000 ** 2 printk messages dropped ** [ 1341.229143][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.229945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1341.231737][ T32] 1d20: de874000 ece39000 00000001 80239b98 7f159000 00000001 ** 9 printk messages dropped ** [ 1341.257137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1341.257665][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.258059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.258376][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.258770][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.259299][ T32] r5:00001000 r4:e0883000 [ 1341.259358][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.259600][ T32] r7:ddde2d80 r6:83018200 r5:8551878c r4:84b97600 ** 7 printk messages dropped ** [ 1341.259928][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) ** 6 printk messages dropped ** [ 1341.260646][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.261261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1341.261680][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.261725][ T32] r5:85c3938c r4:85c39000 [ 1341.261763][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.261823][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.261869][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.261946][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.262046][ T32] r4:846ded00 [ 1341.262096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.262194][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.276868][ T32] r4:00000001 [ 1341.276912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.276996][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.277054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.277089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.277116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.277146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.277189][ T32] r4:84a7ddc0 [ 1341.277217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.277248][ T32] INFO: task kworker/1:530:5167 blocked for more than 467 seconds. [ 1341.277281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.277327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.277353][ T32] task:kworker/1:530 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.277411][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.277486][ T32] Call trace: [ 1341.277556][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.277609][ T32] r10:829188dc r9:eb78dd84 r8:00000002 r7:60000013 r6:eb78dd8c r5:8558d400 [ 1341.277650][ T32] r4:8558d400 [ 1341.277675][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.277716][ T32] r5:8558d400 r4:829188d8 [ 1341.277746][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.277789][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.277841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1341.277866][ T32] r4:00000000 [ 1341.277918][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.277990][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.278037][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.278079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33640 [ 1341.278101][ T32] r4:00000000 [ 1341.278120][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.278166][ T32] r9:83018205 r8:8558d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1341.278188][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.278229][ T32] r5:00001000 r4:eac81000 [ 1341.278249][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.278288][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.278353][ T32] r5:85518b8c r4:85518800 [ 1341.278378][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.278424][ T32] r7:ddde2d80 r6:83018200 r5:85518b8c r4:84b97580 [ 1341.278445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.278490][ T32] r10:61c88647 r9:8558d400 r8:84b975ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.278524][ T32] r4:84b97580 [ 1341.278547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.278592][ T32] r10:00000000 r9:84b97580 r8:8027f5e8 r7:eb761e60 r6:8492ec00 r5:8558d400 [ 1341.278642][ T32] r4:00000001 [ 1341.278696][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.278733][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) [ 1341.278761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.278813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.278850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.278879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.278902][ T32] r4:84b33380 [ 1341.279381][ T32] INFO: task kworker/1:530:5167 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 4 printk messages dropped ** [ 1341.279690][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1341.280061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1341.280504][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1341.280689][ T32] r4:846ded00 ** 5 printk messages dropped ** [ 1341.280962][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.281216][ T32] task:kworker/1:531 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.281871][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.293891][ T32] r5:00001000 r4:eaddd000 [ 1341.294021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.294205][ T32] r7:ddde2d80 r6:83018200 r5:85518f8c r4:84b97700 ** 8 printk messages dropped ** [ 1341.294498][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.295381][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.295797][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.296033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1341.296520][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.296818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.297075][ T32] task:kworker/1:532 state:D stack:0 pid:5172 tgid:5172 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.297306][ T32] r4:8558e000 [ 1341.297339][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.297405][ T32] r5:8558e000 r4:829188d8 [ 1341.297429][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.297492][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.297541][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1341.297574][ T32] r4:00000000 [ 1341.297597][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.297636][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.297680][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.297745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33d40 [ 1341.297791][ T32] r4:00000000 [ 1341.297815][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.297867][ T32] r9:83018205 r8:8558e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1341.297888][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.297950][ T32] r5:00001000 r4:eb067000 [ 1341.298000][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.298066][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.298112][ T32] r5:8551a38c r4:8551a000 [ 1341.298153][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.298203][ T32] r7:ddde2d80 r6:83018200 r5:8551a38c r4:84b97680 [ 1341.298252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.298300][ T32] r10:61c88647 r9:8558e000 r8:84b976ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.298323][ T32] r4:84b97680 [ 1341.298342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.298407][ T32] r10:00000000 r9:84b97680 r8:8027f5e8 r7:eb761e60 r6:8492ed00 r5:8558e000 [ 1341.298433][ T32] r4:00000001 [ 1341.298453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.298487][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1341.298513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.298542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.298568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.298598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.298620][ T32] r4:84b33880 [ 1341.298931][ T32] INFO: task kworker/1:532:5172 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.298988][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.299076][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.299125][ T32] Call trace: [ 1341.299181][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.299253][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.299282][ T32] r4:00000000 [ 1341.299326][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.299367][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.299397][ T32] 1d20: df37d000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.299427][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.299451][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.299484][ T32] r5:80000013 r4:80239bb0 [ 1341.299508][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.299548][ T32] r4:82ac11e4 [ 1341.299588][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.299634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.299667][ T32] r4:e05e1dc0 [ 1341.299689][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.299730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.299755][ T32] r4:00000000 [ 1341.299800][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.299874][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.299900][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.299943][ T32] r5:00001000 r4:eced5000 [ 1341.299962][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.300039][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1341.300196][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.300519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1341.300895][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.301212][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.301399][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.301550][ T32] r5:00001000 r4:eaeb3000 [ 1341.301593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.301762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.302154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.323547][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.323777][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1341.324091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 11 printk messages dropped ** [ 1341.324530][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.324787][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1341.325028][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.325312][ T32] r4:8558c800 ** 4 printk messages dropped ** [ 1341.325505][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 ** 9 printk messages dropped ** [ 1341.325934][ T32] r5:00001000 r4:eb009000 [ 1341.325953][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.326065][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.326121][ T32] r5:8551978c r4:85519400 [ 1341.326144][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.326189][ T32] r7:ddde2d80 r6:83018200 r5:8551978c r4:84b97880 [ 1341.326219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.326269][ T32] r10:61c88647 r9:8558c800 r8:84b978ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.326314][ T32] r4:84b97880 [ 1341.326336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.326401][ T32] r10:00000000 r9:84b97880 r8:8027f5e8 r7:eb7a1e60 r6:8492ee00 r5:8558c800 [ 1341.326436][ T32] r4:00000001 [ 1341.326480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.326519][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) [ 1341.326577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.326609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.326637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.326665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.326687][ T32] r4:84b33900 [ 1341.327025][ T32] INFO: task kworker/1:534:5175 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.327061][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.327137][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.327192][ T32] Call trace: [ 1341.327226][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.327294][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.327321][ T32] r4:00000000 [ 1341.327342][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.327400][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.327455][ T32] 1d20: df7ea000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.327493][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.327519][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.327576][ T32] r5:80000013 r4:80239bb0 [ 1341.327600][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.327660][ T32] r4:82ac11e4 [ 1341.327693][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.327780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.327820][ T32] r4:e05e1dc0 [ 1341.327847][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.327890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.327935][ T32] r4:00000000 [ 1341.327958][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.328003][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.328034][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.328081][ T32] r5:00001000 r4:eced5000 [ 1341.328101][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.328139][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.328180][ T32] r5:85c3938c r4:85c39000 [ 1341.328199][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.328243][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.328296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.328346][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.328369][ T32] r4:846ded00 [ 1341.328397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.328476][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.328504][ T32] r4:00000001 [ 1341.328525][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.328581][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 4 printk messages dropped ** [ 1341.328754][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1341.328904][ T32] task:kworker/1:535 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.329352][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.329687][ T32] r5:00001000 r4:eb641000 [ 1341.329728][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.329935][ T32] r7:ddde2d80 r6:83018200 r5:8551cf8c r4:84b97900 ** 8 printk messages dropped ** [ 1341.330283][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.331037][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.331216][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1341.331555][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.331873][ T32] r5:85c3938c r4:85c39000 ** 6 printk messages dropped ** [ 1341.332145][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1341.355168][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.355802][ T32] r5:84a82400 r4:829188d8 ** 3 printk messages dropped ** [ 1341.355989][ T32] r4:00000000 [ 1341.356013][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.356075][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.356118][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.356161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33e80 [ 1341.356183][ T32] r4:00000000 [ 1341.356203][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.356249][ T32] r9:83018205 r8:84a82400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1341.356292][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.356338][ T32] r5:00001000 r4:eb0c3000 [ 1341.356380][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.356444][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.356510][ T32] r5:8551a78c r4:8551a400 [ 1341.356598][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.356648][ T32] r7:ddde2d80 r6:83018200 r5:8551a78c r4:84b97780 [ 1341.356671][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.356715][ T32] r10:61c88647 r9:84a82400 r8:84b977ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.356738][ T32] r4:84b97780 [ 1341.356757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.356800][ T32] r10:00000000 r9:84b97780 r8:8027f5e8 r7:eb7b5e60 r6:8492ef00 r5:84a82400 [ 1341.356823][ T32] r4:00000001 [ 1341.356920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.357022][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1341.357054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.357083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.357131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.357163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.357186][ T32] r4:84b33d80 [ 1341.357676][ T32] INFO: task kworker/1:536:5179 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.357710][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.357822][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.357903][ T32] Call trace: [ 1341.357962][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.358053][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.358097][ T32] r4:00000000 [ 1341.358144][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.358187][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.358216][ T32] 1d20: dfdf1000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.358246][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.358270][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.358294][ T32] r5:80000013 r4:80239bb0 [ 1341.358335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.358381][ T32] r4:82ac11e4 [ 1341.358402][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.358444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.358468][ T32] r4:e05e1dc0 [ 1341.358530][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.358575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.358638][ T32] r4:00000000 [ 1341.358662][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.358718][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.358765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.358844][ T32] r5:00001000 r4:eced5000 [ 1341.358869][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.358910][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.358972][ T32] r5:85c3938c r4:85c39000 [ 1341.358996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.359134][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.359190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.359240][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.359264][ T32] r4:846ded00 [ 1341.359306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.359717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1341.360255][ T32] r4:84a81800 ** 4 printk messages dropped ** [ 1341.360519][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 ** 9 printk messages dropped ** [ 1341.360937][ T32] r5:00001000 r4:eb17b000 [ 1341.360961][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.361107][ T32] r7:ddde2d80 r6:83018200 r5:8551ab8c r4:84b97a00 ** 10 printk messages dropped ** [ 1341.361539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.394570][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1341.395079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 9 printk messages dropped ** [ 1341.395443][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.395897][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.396047][ T32] r4:84a7ddc0 [ 1341.396093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.396158][ T32] INFO: task kworker/1:538:5183 blocked for more than 467 seconds. [ 1341.396197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.396233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.396258][ T32] task:kworker/1:538 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.396358][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.396404][ T32] Call trace: [ 1341.396464][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.396510][ T32] r10:829188dc r9:eb7cdd84 r8:00000002 r7:60000113 r6:eb7cdd8c r5:84a80000 [ 1341.396534][ T32] r4:84a80000 [ 1341.396554][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.396593][ T32] r5:84a80000 r4:829188d8 [ 1341.396613][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.396674][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.396732][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1341.396758][ T32] r4:00000000 [ 1341.396777][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.396814][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.396864][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.396908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529d000 [ 1341.396951][ T32] r4:00000000 [ 1341.396974][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.397042][ T32] r9:83018205 r8:84a80000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1341.397073][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.397114][ T32] r5:00001000 r4:eb1b9000 [ 1341.397136][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.397182][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.397250][ T32] r5:85519f8c r4:85519c00 [ 1341.397273][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.397318][ T32] r7:ddde2d80 r6:83018200 r5:85519f8c r4:84b97a80 ** 4 printk messages dropped ** [ 1341.397528][ T32] r10:00000000 r9:84b97a80 r8:8027f5e8 r7:eb7b5e60 r6:8524b000 r5:84a80000 ** 10 printk messages dropped ** [ 1341.398938][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.399512][ T32] 1d20: e0848000 ece39000 00000001 80239b98 7f159000 00000001 ** 4 printk messages dropped ** [ 1341.399961][ T32] r4:82ac11e4 [ 1341.400025][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.400111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.400171][ T32] r4:e05e1dc0 [ 1341.400208][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.400291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.400346][ T32] r4:00000000 [ 1341.400393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.400499][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.400579][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.400662][ T32] r5:00001000 r4:eced5000 [ 1341.400800][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.400961][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.401050][ T32] r5:85c3938c r4:85c39000 [ 1341.401094][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.401185][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.401232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.401319][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.401368][ T32] r4:846ded00 [ 1341.401430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.401595][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.401645][ T32] r4:00000001 [ 1341.401690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.401777][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.401857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.401918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.402085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.402211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.415416][ T32] r4:84a7ddc0 [ 1341.415504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.415569][ T32] INFO: task kworker/1:539:5185 blocked for more than 467 seconds. [ 1341.415633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.415691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.415777][ T32] task:kworker/1:539 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.415896][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.416040][ T32] Call trace: [ 1341.416137][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.416657][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 ** 8 printk messages dropped ** [ 1341.417460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.417564][ T32] r5:00001000 r4:eb207000 [ 1341.417633][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.418058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.418893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1341.420499][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1341.421115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 12 printk messages dropped ** [ 1341.452976][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.453062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.453173][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.453204][ T32] r4:846ded00 [ 1341.453243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.453324][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.453375][ T32] r4:00000001 [ 1341.453425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.453499][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.453564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.453649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.453705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.453763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.453805][ T32] r4:84a7ddc0 [ 1341.453863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.453924][ T32] INFO: task kworker/1:540:5187 blocked for more than 467 seconds. [ 1341.454019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.454068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.454114][ T32] task:kworker/1:540 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.454221][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.454327][ T32] Call trace: [ 1341.454413][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.454535][ T32] r10:829188dc r9:eb7ddd84 r8:00000002 r7:60000113 r6:eb7ddd8c r5:84a83c00 [ 1341.454586][ T32] r4:84a83c00 [ 1341.454624][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.454701][ T32] r5:84a83c00 r4:829188d8 [ 1341.454760][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.454855][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.454943][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1341.454985][ T32] r4:00000000 [ 1341.455033][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1341.455184][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.455595][ T32] r5:00001000 r4:eb241000 [ 1341.455636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.456066][ T32] r10:61c88647 r9:84a83c00 r8:84b97bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.456704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.458333][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1341.459028][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.459384][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.459944][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.460621][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 11 printk messages dropped ** [ 1341.461441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.489101][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.490024][ T32] r5:00001000 r4:eb589000 [ 1341.490093][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.490426][ T32] r7:ddde2d80 r6:83018200 r5:8551bb8c r4:84b97980 ** 8 printk messages dropped ** [ 1341.491058][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.491142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.491198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.491288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.491361][ T32] r4:8529d300 [ 1341.492237][ T32] INFO: task kworker/1:541:5189 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.504997][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.505165][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.505232][ T32] Call trace: [ 1341.505289][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.505353][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.505381][ T32] r4:00000000 [ 1341.505437][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.505505][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.505541][ T32] 1d20: e1539000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.505573][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.505599][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.505634][ T32] r5:80000013 r4:80239bb0 [ 1341.505659][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.505735][ T32] r4:82ac11e4 [ 1341.505768][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.505813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.505843][ T32] r4:e05e1dc0 [ 1341.505875][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.505944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.506019][ T32] r4:00000000 [ 1341.506053][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.506130][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.506178][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.506249][ T32] r5:00001000 r4:eced5000 [ 1341.506274][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.506316][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.506358][ T32] r5:85c3938c r4:85c39000 [ 1341.506403][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.506459][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.506506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.506565][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.506600][ T32] r4:846ded00 [ 1341.506647][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.506733][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.506760][ T32] r4:00000001 [ 1341.506813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.506863][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.506917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.506964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.507227][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.507637][ T32] r4:84a85400 ** 5 printk messages dropped ** [ 1341.507977][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.508249][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.508477][ T32] r5:00001000 r4:eb5d5000 [ 1341.508510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.508738][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1341.509131][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.509903][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.510459][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1341.510905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1341.511377][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.511400][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.511450][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.511476][ T32] r4:846ded00 [ 1341.511497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.511546][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.511572][ T32] r4:00000001 [ 1341.511622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.511686][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.511719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.511750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.511802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.511846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.511872][ T32] r4:84a7ddc0 [ 1341.511894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.511952][ T32] INFO: task kworker/1:543:5193 blocked for more than 468 seconds. [ 1341.512010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.512041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.512088][ T32] task:kworker/1:543 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.512261][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.529343][ T32] Call trace: [ 1341.529394][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.529508][ T32] r10:829188dc r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:85588000 [ 1341.529540][ T32] r4:85588000 [ 1341.529563][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.529605][ T32] r5:85588000 r4:829188d8 [ 1341.529625][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.529665][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.529710][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1341.529753][ T32] r4:00000000 [ 1341.529777][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.529839][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.529932][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.530016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529d800 [ 1341.530064][ T32] r4:00000000 [ 1341.530089][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.530158][ T32] r9:83018205 r8:85588000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1341.530194][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.530265][ T32] r5:00001000 r4:eb5e5000 [ 1341.530291][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.530331][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.530372][ T32] r5:8551bf8c r4:8551bc00 [ 1341.530412][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.530463][ T32] r7:ddde2d80 r6:83018200 r5:8551bf8c r4:84b97c80 [ 1341.530485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.530530][ T32] r10:61c88647 r9:85588000 r8:84b97cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.530552][ T32] r4:84b97c80 [ 1341.530571][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.530615][ T32] r10:00000000 r9:84b97c80 r8:8027f5e8 r7:eb7b5e60 r6:8524b280 r5:85588000 [ 1341.530636][ T32] r4:00000001 [ 1341.530656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.530692][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1341.530722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.530761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.530813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.530850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1341.531540][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1341.532103][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.544682][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.544935][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1341.545105][ T32] r4:846ded00 ** 7 printk messages dropped ** [ 1341.545431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.545795][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.546168][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.546681][ T32] r5:00001000 r4:eb5fd000 [ 1341.546737][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.546912][ T32] r7:ddde2d80 r6:83018200 r5:8551c38c r4:84b97d80 ** 8 printk messages dropped ** [ 1341.547217][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.548285][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1341.548669][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.548931][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.549303][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1341.549465][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.549909][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1341.550094][ T32] task:kworker/1:545 state:D stack:0 pid:5197 tgid:5197 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1341.550735][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.550965][ T32] r5:00001000 r4:eb631000 [ 1341.550985][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.551022][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.551062][ T32] r5:8551c78c r4:8551c400 [ 1341.551099][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.551168][ T32] r7:ddde2d80 r6:83018200 r5:8551c78c r4:84b97e00 [ 1341.551201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.551250][ T32] r10:61c88647 r9:85610c00 r8:84b97e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.551283][ T32] r4:84b97e00 [ 1341.551327][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.551374][ T32] r10:00000000 r9:84b97e00 r8:8027f5e8 r7:eb7b5e60 r6:8524b380 r5:85610c00 [ 1341.551397][ T32] r4:00000001 [ 1341.551417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.551461][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1341.551489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.551518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.551546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.551574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.551595][ T32] r4:8529d700 [ 1341.551939][ T32] INFO: task kworker/1:545:5197 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.551976][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.552060][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.552164][ T32] Call trace: [ 1341.569323][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.569410][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.569459][ T32] r4:00000000 [ 1341.569486][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.569530][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.569563][ T32] 1d20: e1d98000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.569592][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.569618][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.569665][ T32] r5:80000013 r4:80239bb0 [ 1341.569690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.569735][ T32] r4:82ac11e4 [ 1341.569777][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.569823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.569852][ T32] r4:e05e1dc0 [ 1341.569872][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.569914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.569938][ T32] r4:00000000 [ 1341.569957][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.570082][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.570131][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.570200][ T32] r5:00001000 r4:eced5000 [ 1341.570225][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.570266][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.570329][ T32] r5:85c3938c r4:85c39000 [ 1341.570354][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.570466][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.570796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.571320][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1341.571665][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.571966][ T32] r5:00001000 r4:eb691000 [ 1341.571986][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.572127][ T32] r7:ddde2d80 r6:83018200 r5:8551db8c r4:84b97f00 ** 7 printk messages dropped ** [ 1341.587585][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) ** 7 printk messages dropped ** [ 1341.589021][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.589679][ T32] 1d20: e2370000 ece39000 00000001 80239b98 7f159000 00000001 ** 10 printk messages dropped ** [ 1341.590504][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.590978][ T32] r5:85c3938c r4:85c39000 ** 6 printk messages dropped ** [ 1341.591476][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 9 printk messages dropped ** [ 1341.592110][ T32] INFO: task kworker/1:547:5201 blocked for more than 468 seconds. ** 2 printk messages dropped ** [ 1341.603006][ T32] task:kworker/1:547 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.603127][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.603236][ T32] Call trace: [ 1341.603299][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.603420][ T32] r10:829188dc r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:85611800 [ 1341.603527][ T32] r4:85611800 [ 1341.603576][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.603656][ T32] r5:85611800 r4:829188d8 [ 1341.603696][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.603771][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.603861][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1341.603904][ T32] r4:00000000 [ 1341.603942][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.604011][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.604083][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.604165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529dcc0 [ 1341.604208][ T32] r4:00000000 [ 1341.604272][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.604378][ T32] r9:83018205 r8:85611800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1341.604434][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.604513][ T32] r5:00001000 r4:eb671000 [ 1341.604552][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.604625][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.604701][ T32] r5:8551cb8c r4:8551c800 [ 1341.604742][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.604827][ T32] r7:ddde2d80 r6:83018200 r5:8551cb8c r4:84b97e80 [ 1341.604884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.604976][ T32] r10:61c88647 r9:85611800 r8:84b97eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.605021][ T32] r4:84b97e80 [ 1341.605085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.605183][ T32] r10:00000000 r9:84b97e80 r8:8027f5e8 r7:eb80de60 r6:8524b480 r5:85611800 [ 1341.605264][ T32] r4:00000001 [ 1341.605315][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.605392][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1341.605451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.605512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.605587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.605652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.605717][ T32] r4:8529dc40 [ 1341.606583][ T32] INFO: task kworker/1:547:5201 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.606661][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.606811][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.606908][ T32] Call trace: [ 1341.606978][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.607095][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.607156][ T32] r4:00000000 [ 1341.607199][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.607274][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.607329][ T32] 1d20: e2370000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.607406][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.607479][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.607532][ T32] r5:80000013 r4:80239bb0 [ 1341.607576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.607656][ T32] r4:82ac11e4 [ 1341.607699][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.607811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.607866][ T32] r4:e05e1dc0 [ 1341.607910][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.608003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.608052][ T32] r4:00000000 [ 1341.608116][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.608224][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 1 printk messages dropped ** [ 1341.608360][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1341.608884][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.609378][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.609905][ T32] task:kworker/1:548 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.610457][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.610738][ T32] r9:83018205 r8:85612400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 1 printk messages dropped ** [ 1341.610823][ T32] r5:00001000 r4:eb681000 ** 4 printk messages dropped ** [ 1341.611002][ T32] r7:ddde2d80 r6:83018200 r5:8551d78c r4:84b97f80 ** 8 printk messages dropped ** [ 1341.611297][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.612013][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1341.636024][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.636107][ T32] 1d20: e293e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.636167][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.636198][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.636235][ T32] r5:80000013 r4:80239bb0 [ 1341.636262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.636327][ T32] r4:82ac11e4 [ 1341.636348][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.636389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.636422][ T32] r4:e05e1dc0 [ 1341.636447][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.636490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.636512][ T32] r4:00000000 [ 1341.636532][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.636578][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.636599][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.636653][ T32] r5:00001000 r4:eced5000 [ 1341.636687][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.636738][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.636785][ T32] r5:85c3938c r4:85c39000 [ 1341.636828][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.636886][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.636908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.636954][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.636976][ T32] r4:846ded00 [ 1341.637022][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.637076][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.637100][ T32] r4:00000001 [ 1341.637121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.637157][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.637205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.637238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.637266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.637378][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1341.637677][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.638114][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.638376][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.638543][ T32] r5:00001000 r4:eb831000 [ 1341.638590][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.638632][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.638697][ T32] r5:8551df8c r4:8551dc00 [ 1341.638719][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.638764][ T32] r7:ddde2d80 r6:83018200 r5:8551df8c r4:84b97d00 [ 1341.638806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.638871][ T32] r10:61c88647 r9:85613000 r8:84b97d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.638897][ T32] r4:84b97d00 [ 1341.638917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.638984][ T32] r10:00000000 r9:84b97d00 r8:8027f5e8 r7:eb80de60 r6:8524b580 r5:85613000 [ 1341.639040][ T32] r4:00000001 [ 1341.639062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.639120][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1341.639159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.639191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.639279][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.639318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.639341][ T32] r4:8529dec0 [ 1341.639885][ T32] INFO: task kworker/1:549:5205 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.639962][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.640051][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.640119][ T32] Call trace: [ 1341.640154][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.640202][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.640226][ T32] r4:00000000 [ 1341.640267][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.640309][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.640337][ T32] 1d20: e293e000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.640382][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.640431][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.640459][ T32] r5:80000013 r4:80239bb0 [ 1341.640490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.640533][ T32] r4:82ac11e4 [ 1341.640553][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.640594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.640616][ T32] r4:e05e1dc0 [ 1341.640657][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.640701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.640739][ T32] r4:00000000 [ 1341.640762][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1341.640856][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.641157][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.641628][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1341.641851][ T32] task:kworker/1:550 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.662894][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.663078][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.663258][ T32] r5:00001000 r4:eb87d000 [ 1341.663302][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.663537][ T32] r7:ddde2d80 r6:83018200 r5:8551f38c r4:85069100 [ 1341.663562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.663609][ T32] r10:61c88647 r9:85613c00 r8:8506912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.663631][ T32] r4:85069100 [ 1341.663675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.663745][ T32] r10:00000000 r9:85069100 r8:8027f5e8 r7:eb825e60 r6:8524b600 r5:85613c00 [ 1341.663771][ T32] r4:00000001 [ 1341.663792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.663851][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) [ 1341.663910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.663942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.663971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.664000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.664021][ T32] r4:8529dd00 [ 1341.664519][ T32] INFO: task kworker/1:550:5207 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.664566][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.664693][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.664774][ T32] Call trace: [ 1341.664813][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.664871][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.664911][ T32] r4:00000000 [ 1341.664934][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.664989][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.665022][ T32] 1d20: e2c95000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.665051][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.665076][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.665100][ T32] r5:80000013 r4:80239bb0 [ 1341.665121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.665161][ T32] r4:82ac11e4 [ 1341.665202][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.665271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.665318][ T32] r4:e05e1dc0 [ 1341.665363][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.665429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 2 printk messages dropped ** [ 1341.665537][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1341.666056][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.666496][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1341.666643][ T32] task:kworker/1:551 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.667076][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.667323][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.667489][ T32] r5:00001000 r4:eb83d000 [ 1341.667508][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.667605][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1341.668142][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.668711][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.669024][ T32] 1d20: e2c95000 ece39000 00000001 80239b98 7f159000 00000001 ** 9 printk messages dropped ** [ 1341.669517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 9 printk messages dropped ** [ 1341.669867][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 7 printk messages dropped ** [ 1341.670204][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 7 printk messages dropped ** [ 1341.670521][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1341.670680][ T32] Call trace: [ 1341.670767][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.670842][ T32] r10:829188dc r9:eb84dd84 r8:00000002 r7:60000013 r6:eb84dd8c r5:85616c00 [ 1341.670870][ T32] r4:85616c00 [ 1341.670891][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.670930][ T32] r5:85616c00 r4:829188d8 [ 1341.670951][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.670988][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.671032][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 [ 1341.671053][ T32] r4:00000000 [ 1341.671097][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.671160][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.671227][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.671319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c080 [ 1341.671345][ T32] r4:00000000 [ 1341.671376][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.671432][ T32] r9:83018205 r8:85616c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.671471][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.671557][ T32] r5:00001000 r4:eb849000 [ 1341.671590][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.671631][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.671697][ T32] r5:8551e38c r4:8551e000 [ 1341.671742][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.671811][ T32] r7:ddde2d80 r6:83018200 r5:8551e38c r4:85069180 [ 1341.671843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.671914][ T32] r10:61c88647 r9:85616c00 r8:850691ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.671962][ T32] r4:85069180 [ 1341.672007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.672095][ T32] r10:00000000 r9:85069180 r8:8027f5e8 r7:eb82de60 r6:8524b700 r5:85616c00 [ 1341.672157][ T32] r4:00000001 [ 1341.672189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.672225][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1341.702551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.702676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.702713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.702749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.702784][ T32] r4:8529df00 [ 1341.703293][ T32] INFO: task kworker/1:552:5211 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.703331][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.703427][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.703514][ T32] Call trace: [ 1341.703595][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.703653][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.703679][ T32] r4:00000000 [ 1341.703700][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.703741][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.703787][ T32] 1d20: e37cd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.703821][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.703857][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.703894][ T32] r5:80000013 r4:80239bb0 [ 1341.703919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.703964][ T32] r4:82ac11e4 [ 1341.704005][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.704052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.704096][ T32] r4:e05e1dc0 [ 1341.704121][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.704165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.704187][ T32] r4:00000000 [ 1341.704228][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.704279][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.704322][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.704392][ T32] r5:00001000 r4:eced5000 [ 1341.704416][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.704455][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.704498][ T32] r5:85c3938c r4:85c39000 [ 1341.704518][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.704647][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.705011][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1341.705158][ T32] task:kworker/1:553 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.705744][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.706094][ T32] r5:00001000 r4:eb859000 [ 1341.706152][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.706318][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1341.706722][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.707724][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1341.707953][ T32] r4:82ac11e4 [ 1341.707976][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.708019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.708042][ T32] r4:e05e1dc0 [ 1341.708100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.708181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.708225][ T32] r4:00000000 [ 1341.708273][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.708321][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.708364][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.708432][ T32] r5:00001000 r4:eced5000 [ 1341.708456][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.708496][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.708546][ T32] r5:85c3938c r4:85c39000 [ 1341.708570][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.708617][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.708639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.708713][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.708752][ T32] r4:846ded00 [ 1341.708776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.708848][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.708876][ T32] r4:00000001 [ 1341.708896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.708931][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.708957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.708985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.709012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.709041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.709064][ T32] r4:84a7ddc0 [ 1341.709086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.709114][ T32] INFO: task kworker/1:554:5215 blocked for more than 468 seconds. [ 1341.709142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.709166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.709211][ T32] task:kworker/1:554 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.709260][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.709313][ T32] Call trace: [ 1341.709347][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.709392][ T32] r10:829188dc r9:eb861d84 r8:00000002 r7:60000013 r6:eb861d8c r5:8496c800 [ 1341.709423][ T32] r4:8496c800 [ 1341.709448][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.709510][ T32] r5:8496c800 r4:829188d8 ** 2 printk messages dropped ** [ 1341.709645][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 ** 9 printk messages dropped ** [ 1341.710075][ T32] r5:00001000 r4:eb865000 [ 1341.710111][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.710308][ T32] r7:ddde2d80 r6:83018200 r5:8551eb8c r4:85069280 ** 7 printk messages dropped ** [ 1341.710589][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) ** 3 printk messages dropped ** [ 1341.710767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.710812][ T32] r4:8506c2c0 [ 1341.711097][ T32] INFO: task kworker/1:554:5215 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.711131][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.711189][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.711272][ T32] Call trace: [ 1341.711332][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.711435][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.711472][ T32] r4:00000000 [ 1341.711536][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.711628][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.711698][ T32] 1d20: e37cd000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.711777][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.711853][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.711912][ T32] r5:80000013 r4:80239bb0 [ 1341.711961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.712046][ T32] r4:82ac11e4 [ 1341.712094][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.736907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.737005][ T32] r4:e05e1dc0 [ 1341.737037][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.737108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.737132][ T32] r4:00000000 [ 1341.737173][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.737227][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.737249][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.737310][ T32] r5:00001000 r4:eced5000 [ 1341.737369][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.737437][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.737481][ T32] r5:85c3938c r4:85c39000 [ 1341.737502][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.737668][ T32] r4:846ded00 ** 7 printk messages dropped ** [ 1341.738034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.738372][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.738602][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1341.739263][ T32] r5:00001000 r4:eb871000 [ 1341.739295][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.739386][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.739657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.739971][ T32] r4:8506c4c0 ** 6 printk messages dropped ** [ 1341.740796][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.741000][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1341.741202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 14 printk messages dropped ** [ 1341.741856][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.750157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1341.750843][ T32] r4:8496ec00 ** 5 printk messages dropped ** [ 1341.751106][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.751163][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.751245][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.751291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c9c0 [ 1341.751314][ T32] r4:00000000 [ 1341.751355][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.751405][ T32] r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1341.751448][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.751493][ T32] r5:00001000 r4:dfad9000 [ 1341.751536][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.751644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.751691][ T32] r5:8551fb8c r4:8551f800 [ 1341.751751][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.751802][ T32] r7:ddde2d80 r6:83018200 r5:8551fb8c r4:85069480 [ 1341.751824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.751896][ T32] r10:61c88647 r9:8496ec00 r8:850694ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.751922][ T32] r4:85069480 [ 1341.751943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.751987][ T32] r10:00000000 r9:85069480 r8:8027f5e8 r7:eb82de60 r6:85069580 r5:8496ec00 [ 1341.752009][ T32] r4:00000001 [ 1341.752029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.752063][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1341.752090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.752143][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.765531][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.765627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.765655][ T32] r4:8506c500 [ 1341.766198][ T32] INFO: task kworker/1:556:5219 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.766263][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.766346][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.766482][ T32] Call trace: [ 1341.766520][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.766574][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.766608][ T32] r4:00000000 [ 1341.766675][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.766741][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.766783][ T32] 1d20: e41c2000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.766872][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.766903][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.766928][ T32] r5:80000013 r4:80239bb0 [ 1341.766991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.767039][ T32] r4:82ac11e4 [ 1341.767060][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.767127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 3 printk messages dropped ** [ 1341.767336][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.767824][ T32] r5:85c3938c r4:85c39000 ** 5 printk messages dropped ** [ 1341.768106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1341.768885][ T32] task:kworker/1:557 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.769397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 ** 9 printk messages dropped ** [ 1341.769779][ T32] r5:00001000 r4:eb6dd000 [ 1341.769821][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.770058][ T32] r7:ddde2d80 r6:83018200 r5:855e9b8c r4:85069500 ** 1 printk messages dropped ** [ 1341.770155][ T32] r10:61c88647 r9:8496e000 r8:8506952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.770181][ T32] r4:85069500 [ 1341.770223][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.770270][ T32] r10:00000000 r9:85069500 r8:8027f5e8 r7:eb879e60 r6:85069600 r5:8496e000 [ 1341.770315][ T32] r4:00000001 [ 1341.770337][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.770373][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1341.770399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.770427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.770453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.770481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.770514][ T32] r4:8506c880 [ 1341.770828][ T32] INFO: task kworker/1:557:5222 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.770871][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.770972][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.771020][ T32] Call trace: [ 1341.771077][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.771144][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.771171][ T32] r4:00000000 [ 1341.771192][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.771230][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1341.771410][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.771645][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.771979][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1341.787546][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.788139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1341.788670][ T32] r4:85614800 ** 4 printk messages dropped ** [ 1341.788949][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 ** 9 printk messages dropped ** [ 1341.789369][ T32] r5:00001000 r4:e0643000 [ 1341.789390][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.789428][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.789642][ T32] r4:85069680 ** 4 printk messages dropped ** [ 1341.789805][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) ** 6 printk messages dropped ** [ 1341.790561][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.791323][ T32] r4:e05e1dc0 ** 7 printk messages dropped ** [ 1341.791604][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.792041][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.805222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1341.805690][ T32] r10:829188dc r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:85616000 ** 8 printk messages dropped ** [ 1341.806067][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.806386][ T32] r5:00001000 r4:e89b1000 ** 1 printk messages dropped ** [ 1341.806516][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.806562][ T32] r5:855e438c r4:855e4000 [ 1341.806605][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.806662][ T32] r7:ddde2d80 r6:83018200 r5:855e438c r4:85069700 [ 1341.806684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.806729][ T32] r10:61c88647 r9:85616000 r8:8506972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.806794][ T32] r4:85069700 [ 1341.806818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.806877][ T32] r10:00000000 r9:85069700 r8:8027f5e8 r7:eb86de60 r6:8524b800 r5:85616000 [ 1341.806899][ T32] r4:00000001 [ 1341.806918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.806996][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 1341.807027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.807099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.807154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.807195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.807221][ T32] r4:8506ca40 [ 1341.807774][ T32] INFO: task kworker/1:559:5225 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.807842][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.808027][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.808081][ T32] Call trace: [ 1341.808117][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.808170][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.808241][ T32] r4:00000000 [ 1341.808288][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.808330][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.808359][ T32] 1d20: e47ad000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.808388][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.808437][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.808508][ T32] r5:80000013 r4:80239bb0 [ 1341.808573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.808618][ T32] r4:82ac11e4 [ 1341.808639][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.808703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.808753][ T32] r4:e05e1dc0 [ 1341.808798][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.808849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.808896][ T32] r4:00000000 [ 1341.808920][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.808965][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.809010][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.809054][ T32] r5:00001000 r4:eced5000 [ 1341.809097][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.809168][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.809236][ T32] r5:85c3938c r4:85c39000 [ 1341.809261][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.809330][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.809355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.809445][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.809472][ T32] r4:846ded00 [ 1341.809494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.809554][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1341.809580][ T32] r4:00000001 [ 1341.809621][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.809661][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.809714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.809772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.809801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.809830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.809858][ T32] r4:84a7ddc0 [ 1341.809879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.809904][ T32] INFO: task kworker/1:560:5227 blocked for more than 468 seconds. [ 1341.809948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.810025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.810061][ T32] task:kworker/1:560 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.810301][ T32] r4:84748c00 ** 7 printk messages dropped ** [ 1341.810724][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.810985][ T32] r5:00001000 r4:eaaa7000 [ 1341.811027][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.811334][ T32] r7:ddde2d80 r6:83018200 r5:855e478c r4:85069800 ** 9 printk messages dropped ** [ 1341.811768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.837138][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1341.837530][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.837725][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.838054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.838663][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.838921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1341.839533][ T32] r4:84749800 ** 2 printk messages dropped ** [ 1341.839758][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.839825][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.839881][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 [ 1341.839906][ T32] r4:00000000 [ 1341.839926][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.839985][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.840025][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.840066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506cf00 [ 1341.840111][ T32] r4:00000000 [ 1341.840136][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.840180][ T32] r9:83018205 r8:84749800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1341.840223][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.840270][ T32] r5:00001000 r4:eab2f000 [ 1341.840304][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.840352][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.840394][ T32] r5:855e4b8c r4:855e4800 [ 1341.840413][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.840456][ T32] r7:ddde2d80 r6:83018200 r5:855e4b8c r4:85069780 [ 1341.840476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.840520][ T32] r10:61c88647 r9:84749800 r8:850697ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.840542][ T32] r4:85069780 [ 1341.840561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.841004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 17 printk messages dropped ** [ 1341.849640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 20 printk messages dropped ** [ 1341.850642][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 16 printk messages dropped ** [ 1341.851480][ T32] r5:8474a400 r4:829188d8 ** 12 printk messages dropped ** [ 1341.852020][ T32] r5:00001000 r4:eabed000 ** 3 printk messages dropped ** [ 1341.870095][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1341.871375][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1341.871759][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 21 printk messages dropped ** [ 1341.877421][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1341.877930][ T32] task:kworker/1:563 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1341.878911][ T32] r5:00001000 r4:ead9d000 ** 4 printk messages dropped ** [ 1341.879145][ T32] r7:ddde2d80 r6:83018200 r5:855e4f8c r4:85069a00 ** 5 printk messages dropped ** [ 1341.879383][ T32] r4:00000001 [ 1341.879403][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.879437][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1341.879465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.879495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.879522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.879573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.879628][ T32] r4:8506c300 [ 1341.880123][ T32] INFO: task kworker/1:563:5233 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.880159][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.880295][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.880458][ T32] Call trace: [ 1341.880535][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.880617][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.880671][ T32] r4:00000000 [ 1341.880715][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.880759][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1341.880809][ T32] 1d20: e5207000 ece39000 00000001 80239b98 7f159000 00000001 [ 1341.880869][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1341.880899][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.880923][ T32] r5:80000013 r4:80239bb0 [ 1341.880965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.881018][ T32] r4:82ac11e4 [ 1341.881041][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.881086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.881120][ T32] r4:e05e1dc0 [ 1341.881207][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.881251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 1 printk messages dropped ** [ 1341.881422][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1341.892538][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1341.893173][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1341.893876][ T32] r9:83018205 r8:8474b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 5 printk messages dropped ** [ 1341.894154][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1341.895384][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1341.895927][ T32] r4:82ac11e4 [ 1341.895948][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.895989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1341.896011][ T32] r4:e05e1dc0 [ 1341.896030][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.896070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1341.896124][ T32] r4:00000000 [ 1341.896185][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.896233][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1341.896278][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.896329][ T32] r5:00001000 r4:eced5000 [ 1341.896349][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.896397][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.896443][ T32] r5:85c3938c r4:85c39000 [ 1341.896463][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.896539][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1341.896586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.896664][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.896712][ T32] r4:846ded00 [ 1341.896759][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.896809][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 7 printk messages dropped ** [ 1341.897213][ T32] r4:84a7ddc0 ** 12 printk messages dropped ** [ 1341.897769][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1341.898303][ T32] r5:00001000 r4:eb115000 ** 9 printk messages dropped ** [ 1341.898755][ T32] r10:00000000 r9:85069a80 r8:8027f5e8 r7:eb86de60 r6:8524bb00 r5:8474c800 ** 21 printk messages dropped ** [ 1341.900071][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 21 printk messages dropped ** [ 1341.901008][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1341.901458][ T32] task:kworker/1:566 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1341.933077][ T32] r5:00001000 r4:eb1cd000 ** 8 printk messages dropped ** [ 1341.933629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1341.935444][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 19 printk messages dropped ** [ 1341.936428][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.936684][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1341.936735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.936766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.936793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.936823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.936852][ T32] r4:84a7ddc0 [ 1341.936873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.936903][ T32] INFO: task kworker/1:567:5241 blocked for more than 468 seconds. [ 1341.936936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.936960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.936991][ T32] task:kworker/1:567 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.937042][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.937088][ T32] Call trace: [ 1341.937183][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1341.937253][ T32] r10:829188dc r9:eb8b9d84 r8:00000002 r7:60000113 r6:eb8b9d8c r5:8474e000 [ 1341.937312][ T32] r4:8474e000 [ 1341.937335][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1341.937397][ T32] r5:8474e000 r4:829188d8 [ 1341.937421][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.937459][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.937504][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 1341.937525][ T32] r4:00000000 [ 1341.937544][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1341.937579][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.937614][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.937653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529540 [ 1341.937675][ T32] r4:00000000 [ 1341.937695][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.937780][ T32] r9:83018205 r8:8474e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 1 printk messages dropped ** [ 1341.937900][ T32] r5:00001000 r4:eb267000 ** 4 printk messages dropped ** [ 1341.938180][ T32] r7:ddde2d80 r6:83018200 r5:855e5f8c r4:85069900 ** 16 printk messages dropped ** [ 1341.939218][ T32] Call trace: ** 1 printk messages dropped ** [ 1341.939322][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.939359][ T32] r4:00000000 [ 1341.939402][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.939443][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 7 printk messages dropped ** [ 1341.939710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 20 printk messages dropped ** [ 1341.940673][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 14 printk messages dropped ** [ 1341.941308][ T32] r4:84a86000 ** 11 printk messages dropped ** [ 1341.941953][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1341.965454][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1341.967064][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 21 printk messages dropped ** [ 1341.968210][ T32] r5:85c3938c r4:85c39000 ** 12 printk messages dropped ** [ 1341.968819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1341.969684][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.970399][ T32] r5:00001000 r4:eb301000 ** 3 printk messages dropped ** [ 1341.970622][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.970667][ T32] r7:ddde2d80 r6:83018200 r5:855e6f8c r4:85069d00 [ 1341.970688][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.970732][ T32] r10:61c88647 r9:84748000 r8:85069d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.970753][ T32] r4:85069d00 [ 1341.970794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.970868][ T32] r10:00000000 r9:85069d00 r8:8027f5e8 r7:eb86de60 r6:8524bd00 r5:84748000 [ 1341.970895][ T32] r4:00000001 [ 1341.970938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.970999][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1341.971119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.971151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.971178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.971207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.971239][ T32] r4:85529440 [ 1341.971578][ T32] INFO: task kworker/1:569:5245 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1341.971636][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.971718][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.971827][ T32] Call trace: [ 1341.971897][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1341.971949][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1341.971974][ T32] r4:00000000 [ 1341.972015][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.972056][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 5 printk messages dropped ** [ 1341.996224][ T32] r4:82ac11e4 ** 13 printk messages dropped ** [ 1341.996913][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1341.998104][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1341.999255][ T32] r5:00001000 r4:eb36b000 [ 1341.999275][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1341.999714][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) ** 13 printk messages dropped ** [ 1342.001006][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 13 printk messages dropped ** [ 1342.001591][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 16 printk messages dropped ** [ 1342.014571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1342.015467][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 ** 13 printk messages dropped ** [ 1342.016396][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1342.017931][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 5 printk messages dropped ** [ 1342.018277][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.018304][ T32] r5:80000013 r4:80239bb0 [ 1342.018342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.018405][ T32] r4:82ac11e4 [ 1342.018429][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.018500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.018528][ T32] r4:e05e1dc0 [ 1342.018556][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.018601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.018632][ T32] r4:00000000 [ 1342.018678][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.018725][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.018748][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.018811][ T32] r5:00001000 r4:eced5000 [ 1342.018862][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.018927][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.018995][ T32] r5:85c3938c r4:85c39000 [ 1342.019018][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.019086][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.019113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.019189][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.019227][ T32] r4:846ded00 [ 1342.019333][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.019417][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 13 printk messages dropped ** [ 1342.019942][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1342.020888][ T32] r5:00001000 r4:eb3f1000 ** 1 printk messages dropped ** [ 1342.020990][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1342.039814][ T32] INFO: task kworker/1:572:5251 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 18 printk messages dropped ** [ 1342.040780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 22 printk messages dropped ** [ 1342.041598][ T32] r4:84a7ddc0 ** 12 printk messages dropped ** [ 1342.054671][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1342.055541][ T32] r7:ddde2d80 r6:83018200 r5:855e7b8c r4:85069c00 ** 16 printk messages dropped ** [ 1342.056735][ T32] Call trace: [ 1342.056792][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.056846][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.056892][ T32] r4:00000000 [ 1342.056917][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.056957][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.056987][ T32] 1d20: e6f09000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.057016][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.057042][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.057092][ T32] r5:80000013 r4:80239bb0 [ 1342.057116][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.057168][ T32] r4:82ac11e4 [ 1342.057209][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.057254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.057277][ T32] r4:e05e1dc0 [ 1342.057318][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.057363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.057394][ T32] r4:00000000 [ 1342.057439][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.057511][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.057538][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.057581][ T32] r5:00001000 r4:eced5000 [ 1342.057601][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.057639][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.057713][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1342.058272][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1342.058488][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.058816][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1342.059209][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.059332][ T32] r5:00001000 r4:eb441000 ** 4 printk messages dropped ** [ 1342.059510][ T32] r7:ddde2d80 r6:83018200 r5:855e7f8c r4:85069f00 ** 14 printk messages dropped ** [ 1342.060415][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.061040][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1342.061419][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1342.082753][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1342.083441][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1342.083998][ T32] r7:ddde2d80 r6:83018200 r5:8551ff8c r4:85069f80 ** 4 printk messages dropped ** [ 1342.084196][ T32] r10:00000000 r9:85069f80 r8:8027f5e8 r7:eb86de60 r6:854e8000 r5:8561d400 [ 1342.084242][ T32] r4:00000001 [ 1342.084288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.084329][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1342.084373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.084409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.084437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.084488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.084520][ T32] r4:85529e80 [ 1342.085033][ T32] INFO: task kworker/1:575:5257 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.085071][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.085130][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.085176][ T32] Call trace: [ 1342.085248][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.085299][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.085346][ T32] r4:00000000 [ 1342.085370][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.085430][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.085481][ T32] 1d20: e7263000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.085513][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.085539][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.085581][ T32] r5:80000013 r4:80239bb0 [ 1342.085609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.085673][ T32] r4:82ac11e4 [ 1342.085696][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.085739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.085766][ T32] r4:e05e1dc0 [ 1342.085786][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.086035][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 8 printk messages dropped ** [ 1342.086378][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.086631][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1342.087022][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1342.087619][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 ** 5 printk messages dropped ** [ 1342.087933][ T32] r4:00000000 [ 1342.087954][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.088034][ T32] r9:83018205 r8:8561b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.088058][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.088102][ T32] r5:00001000 r4:eb50d000 [ 1342.088142][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.088208][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.088254][ T32] r5:855e878c r4:855e8400 [ 1342.088275][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.088318][ T32] r7:ddde2d80 r6:83018200 r5:855e878c r4:85069e00 [ 1342.088371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.088420][ T32] r10:61c88647 r9:8561b000 r8:85069e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.088444][ T32] r4:85069e00 [ 1342.088485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.088552][ T32] r10:00000000 r9:85069e00 r8:8027f5e8 r7:eb86de60 r6:854e8080 r5:8561b000 [ 1342.088578][ T32] r4:00000001 [ 1342.088598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.088860][ T32] r4:85529c40 [ 1342.089179][ T32] INFO: task kworker/1:576:5259 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.089215][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.089332][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.089424][ T32] Call trace: [ 1342.089459][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.089518][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.089545][ T32] r4:00000000 [ 1342.089566][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.089626][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.089658][ T32] 1d20: e7263000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.089709][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.089740][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.089766][ T32] r5:80000013 r4:80239bb0 [ 1342.089786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.089826][ T32] r4:82ac11e4 [ 1342.089856][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.089921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.089947][ T32] r4:e05e1dc0 [ 1342.090005][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.090076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 12 printk messages dropped ** [ 1342.090626][ T32] r4:846ded00 ** 12 printk messages dropped ** [ 1342.091156][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.091505][ T32] r4:8561ec00 ** 9 printk messages dropped ** [ 1342.091950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c1440 ** 7 printk messages dropped ** [ 1342.112941][ T32] r5:855e8b8c r4:855e8800 ** 12 printk messages dropped ** [ 1342.113556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1342.114980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 14 printk messages dropped ** [ 1342.115604][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.115631][ T32] r4:846ded00 [ 1342.115651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.115697][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.115741][ T32] r4:00000001 [ 1342.115772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.115808][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.115842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.115895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.115947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.115980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.116003][ T32] r4:84a7ddc0 ** 2 printk messages dropped ** [ 1342.116127][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.116466][ T32] r4:84969800 ** 10 printk messages dropped ** [ 1342.116938][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.117129][ T32] r5:00001000 r4:eb593000 ** 4 printk messages dropped ** [ 1342.117345][ T32] r7:ddde2d80 r6:83018200 r5:855e838c r4:854e4000 ** 15 printk messages dropped ** [ 1342.118403][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1342.119059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 22 printk messages dropped ** [ 1342.119977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1342.120760][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 ** 3 printk messages dropped ** [ 1342.120930][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.120974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e9340 [ 1342.120997][ T32] r4:00000000 [ 1342.121027][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.121098][ T32] r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1342.121122][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.121184][ T32] r5:00001000 r4:eb5c5000 [ 1342.121230][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.121273][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.121335][ T32] r5:855e8f8c r4:855e8c00 [ 1342.121358][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.121402][ T32] r7:ddde2d80 r6:83018200 r5:855e8f8c r4:854e4180 [ 1342.121424][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.121485][ T32] r10:61c88647 r9:84968c00 r8:854e41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.121510][ T32] r4:854e4180 [ 1342.121539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.121585][ T32] r10:00000000 r9:854e4180 r8:8027f5e8 r7:eb86de60 r6:854e4200 r5:84968c00 [ 1342.121607][ T32] r4:00000001 [ 1342.121648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.121685][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1342.121711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.121761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.121802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.121839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.121863][ T32] r4:854e9180 [ 1342.144918][ T32] INFO: task kworker/1:579:5265 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 5 printk messages dropped ** [ 1342.145403][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1342.145803][ T32] r4:e05e1dc0 ** 11 printk messages dropped ** [ 1342.146350][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 ** 11 printk messages dropped ** [ 1342.146845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1342.147507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 ** 11 printk messages dropped ** [ 1342.148020][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1342.149118][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.149592][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.149621][ T32] r5:80000013 r4:80239bb0 [ 1342.149641][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.149689][ T32] r4:82ac11e4 [ 1342.149713][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.149755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.149787][ T32] r4:e05e1dc0 [ 1342.149864][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.149909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.149932][ T32] r4:00000000 [ 1342.149961][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.150032][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.150084][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.150129][ T32] r5:00001000 r4:eced5000 [ 1342.150150][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.150188][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.150228][ T32] r5:85c3938c r4:85c39000 [ 1342.150258][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.150306][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.150327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.150762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1342.151552][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.151899][ T32] r5:00001000 r4:eb6c9000 ** 6 printk messages dropped ** [ 1342.152171][ T32] r10:61c88647 r9:855a0000 r8:854e432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1342.176294][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 18 printk messages dropped ** [ 1342.176972][ T32] r5:85c3938c r4:85c39000 ** 11 printk messages dropped ** [ 1342.177387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1342.178228][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.178524][ T32] r5:00001000 r4:eb6ed000 [ 1342.178543][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.178590][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.178630][ T32] r5:855e9f8c r4:855e9c00 [ 1342.178651][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.178694][ T32] r7:ddde2d80 r6:83018200 r5:855e9f8c r4:854e4480 [ 1342.178714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.178758][ T32] r10:61c88647 r9:855a0c00 r8:854e44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.178780][ T32] r4:854e4480 [ 1342.178799][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.178868][ T32] r10:00000000 r9:854e4480 r8:8027f5e8 r7:eb86de60 r6:854e4580 r5:855a0c00 [ 1342.178915][ T32] r4:00000001 [ 1342.178960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.179026][ T32] Exception stack(0xeb91dfb0 to 0xeb91dff8) [ 1342.179084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.179136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.179172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.179201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1342.179616][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1342.180875][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1342.181617][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1342.199207][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1342.199609][ T32] r7:ddde2d80 r6:83018200 r5:855ea38c r4:854e4500 ** 16 printk messages dropped ** [ 1342.200864][ T32] Call trace: ** 12 printk messages dropped ** [ 1342.201287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 20 printk messages dropped ** [ 1342.217544][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 14 printk messages dropped ** [ 1342.218270][ T32] r4:855a2400 ** 10 printk messages dropped ** [ 1342.218776][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.218944][ T32] r5:00001000 r4:eb955000 ** 12 printk messages dropped ** [ 1342.219564][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) ** 1 printk messages dropped ** [ 1342.219664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.219695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.219723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.219745][ T32] r4:854e9740 [ 1342.220270][ T32] INFO: task kworker/1:584:5276 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.220308][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.220457][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.220530][ T32] Call trace: [ 1342.220561][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.220607][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.220631][ T32] r4:00000000 [ 1342.220675][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.220717][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.220768][ T32] 1d20: e8a5b000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.220800][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.220826][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.220871][ T32] r5:80000013 r4:80239bb0 [ 1342.220918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.221005][ T32] r4:82ac11e4 [ 1342.221029][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.221071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.221102][ T32] r4:e05e1dc0 [ 1342.221121][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.221162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.221194][ T32] r4:00000000 [ 1342.221218][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.221263][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.221286][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.221326][ T32] r5:00001000 r4:eced5000 [ 1342.221367][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.221430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.221476][ T32] r5:85c3938c r4:85c39000 [ 1342.221496][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.221551][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.221576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.221622][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.221644][ T32] r4:846ded00 [ 1342.221664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.221707][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.221729][ T32] r4:00000001 [ 1342.221748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.221781][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.221807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.221836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.221864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.221916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.221959][ T32] r4:84a7ddc0 [ 1342.222014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.222066][ T32] INFO: task kworker/1:585:5278 blocked for more than 468 seconds. [ 1342.222101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.222126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1342.235047][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1342.235578][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.235915][ T32] r5:00001000 r4:eb731000 ** 6 printk messages dropped ** [ 1342.236250][ T32] r10:61c88647 r9:855a3000 r8:854e472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.236665][ T32] r4:854e9c40 [ 1342.237154][ T32] INFO: task kworker/1:585:5278 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.237190][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.237271][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.237332][ T32] Call trace: [ 1342.237409][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.237481][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.237520][ T32] r4:00000000 [ 1342.237543][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.237612][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.237644][ T32] 1d20: e8d9b000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.237716][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.237833][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.237863][ T32] r5:80000013 r4:80239bb0 [ 1342.237885][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1342.238459][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.238855][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.239219][ T32] r4:84a7ddc0 ** 4 printk messages dropped ** [ 1342.239363][ T32] task:kworker/1:586 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.240173][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.240450][ T32] r5:00001000 r4:eb745000 [ 1342.240474][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.240556][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.240601][ T32] r5:855eab8c r4:855ea800 [ 1342.240645][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.240693][ T32] r7:ddde2d80 r6:83018200 r5:855eab8c r4:854e4800 [ 1342.240757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.240828][ T32] r10:61c88647 r9:855a3c00 r8:854e482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.240857][ T32] r4:854e4800 [ 1342.240877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.240942][ T32] r10:00000000 r9:854e4800 r8:8027f5e8 r7:eb925e60 r6:854e4980 r5:855a3c00 [ 1342.240968][ T32] r4:00000001 [ 1342.241011][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.241048][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1342.241074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.241133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.241185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.241217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.241239][ T32] r4:854e9d40 [ 1342.241570][ T32] INFO: task kworker/1:586:5280 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.241607][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.241723][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.241796][ T32] Call trace: [ 1342.241862][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.241912][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 2 printk messages dropped ** [ 1342.242031][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 13 printk messages dropped ** [ 1342.257121][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 16 printk messages dropped ** [ 1342.257849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.258522][ T32] r4:855a4800 ** 7 printk messages dropped ** [ 1342.258841][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.259254][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.259566][ T32] r10:00000000 r9:854e4900 r8:8027f5e8 r7:eb925e60 r6:854e4a00 r5:855a4800 [ 1342.259593][ T32] r4:00000001 [ 1342.259625][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.259663][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) [ 1342.259690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.259739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.259790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.259821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.259845][ T32] r4:854e9d40 [ 1342.260327][ T32] INFO: task kworker/1:587:5281 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.260384][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.260447][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.260528][ T32] Call trace: [ 1342.260593][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.260666][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.260692][ T32] r4:00000000 [ 1342.260713][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.260752][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.260781][ T32] 1d20: e8fd0000 ece39000 00000001 80239b98 7f159000 00000001 ** 10 printk messages dropped ** [ 1342.261198][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1342.261559][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1342.282633][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.283188][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1342.283311][ T32] r4:00000000 [ 1342.283356][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.283427][ T32] r9:83018205 r8:855a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1342.283475][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.283520][ T32] r5:00001000 r4:eb93d000 [ 1342.283542][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.283602][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.283655][ T32] r5:855ebb8c r4:855eb800 [ 1342.283680][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.283726][ T32] r7:ddde2d80 r6:83018200 r5:855ebb8c r4:854e4a80 [ 1342.283748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.283793][ T32] r10:61c88647 r9:855a5400 r8:854e4aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.283850][ T32] r4:854e4a80 [ 1342.283890][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.283937][ T32] r10:00000000 r9:854e4a80 r8:8027f5e8 r7:eb925e60 r6:854e4b00 r5:855a5400 [ 1342.283960][ T32] r4:00000001 [ 1342.283980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.284037][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1342.284083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.284137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.284168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.284222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.284248][ T32] r4:854e9840 [ 1342.284727][ T32] INFO: task kworker/1:588:5284 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.284762][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.284848][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.284894][ T32] Call trace: [ 1342.284952][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.284999][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.285023][ T32] r4:00000000 [ 1342.285064][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.285135][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.285167][ T32] 1d20: e93c2000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.285240][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.285271][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.285304][ T32] r5:80000013 r4:80239bb0 [ 1342.285330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.285370][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.285488][ T32] r4:e05e1dc0 ** 6 printk messages dropped ** [ 1342.285790][ T32] r5:00001000 r4:eced5000 ** 6 printk messages dropped ** [ 1342.286254][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.286772][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1342.287038][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.287285][ T32] r5:855a6000 r4:829188d8 ** 5 printk messages dropped ** [ 1342.287499][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.287797][ T32] r5:00001000 r4:eb949000 ** 4 printk messages dropped ** [ 1342.287959][ T32] r7:ddde2d80 r6:83018200 r5:855eb78c r4:854e4b80 ** 7 printk messages dropped ** [ 1342.288227][ T32] Exception stack(0xeb94dfb0 to 0xeb94dff8) ** 6 printk messages dropped ** [ 1342.288720][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.288777][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.288820][ T32] Call trace: [ 1342.288896][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.288973][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.289001][ T32] r4:00000000 [ 1342.289022][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.289060][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.289099][ T32] 1d20: e93c2000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.289139][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.289216][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.289245][ T32] r5:80000013 r4:80239bb0 [ 1342.289265][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.289327][ T32] r4:82ac11e4 [ 1342.289351][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.289393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.289417][ T32] r4:e05e1dc0 [ 1342.289436][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.289478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.289500][ T32] r4:00000000 [ 1342.289541][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.289588][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.289610][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.289652][ T32] r5:00001000 r4:eced5000 [ 1342.289682][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.289752][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.290166][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1342.290569][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1342.291179][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.291540][ T32] r5:00001000 r4:eb96d000 ** 4 printk messages dropped ** [ 1342.291750][ T32] r7:ddde2d80 r6:83018200 r5:855f078c r4:854e4c00 ** 9 printk messages dropped ** [ 1342.292083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.292111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.292139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.292161][ T32] r4:854fd040 [ 1342.314315][ T32] INFO: task kworker/1:590:5288 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.314448][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.314552][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.314713][ T32] Call trace: [ 1342.314749][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.314805][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.314896][ T32] r4:00000000 [ 1342.314923][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.314966][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.315023][ T32] 1d20: e98e8000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.315056][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.315084][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.315164][ T32] r5:80000013 r4:80239bb0 [ 1342.315294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.315394][ T32] r4:82ac11e4 [ 1342.315509][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.315556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.315581][ T32] r4:e05e1dc0 [ 1342.315601][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.315656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 ** 2 printk messages dropped ** [ 1342.315764][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.315792][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.315846][ T32] r5:00001000 r4:eced5000 [ 1342.315896][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.315972][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.316049][ T32] r5:85c3938c r4:85c39000 [ 1342.316074][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.316123][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.316145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.316228][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.316283][ T32] r4:846ded00 [ 1342.316307][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.316381][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.316435][ T32] r4:00000001 [ 1342.316464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.316508][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.316537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.316567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.316672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.316706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.316730][ T32] r4:84a7ddc0 [ 1342.316753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.316782][ T32] INFO: task kworker/1:591:5290 blocked for more than 468 seconds. [ 1342.316817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.316859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.316885][ T32] task:kworker/1:591 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.317005][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.317099][ T32] Call trace: [ 1342.317183][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.317234][ T32] r10:829188dc r9:eb965d84 r8:00000002 r7:60000013 r6:eb965d8c r5:855b0000 [ 1342.317258][ T32] r4:855b0000 [ 1342.317278][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.317424][ T32] r5:855b0000 r4:829188d8 [ 1342.317478][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.317594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 ** 4 printk messages dropped ** [ 1342.317791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fd8c0 ** 4 printk messages dropped ** [ 1342.317952][ T32] r5:00001000 r4:eb961000 [ 1342.318001][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.318125][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.318393][ T32] r10:61c88647 r9:855b0000 r8:854e4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1342.319408][ T32] INFO: task kworker/1:591:5290 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 9 printk messages dropped ** [ 1342.319925][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 10 printk messages dropped ** [ 1342.320302][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.320345][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.320368][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.320408][ T32] r5:00001000 r4:eced5000 [ 1342.320445][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.320488][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.320529][ T32] r5:85c3938c r4:85c39000 [ 1342.320550][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.320596][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.320617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.320661][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.320695][ T32] r4:846ded00 [ 1342.320720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.320766][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.320788][ T32] r4:00000001 [ 1342.320808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.320852][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.320904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.320937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.320985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.321045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.321070][ T32] r4:84a7ddc0 [ 1342.321118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.321155][ T32] INFO: task kworker/1:592:5293 blocked for more than 468 seconds. [ 1342.321234][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.321268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.321290][ T32] task:kworker/1:592 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.321588][ T32] r5:855b2400 r4:829188d8 ** 5 printk messages dropped ** [ 1342.321936][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.321996][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.322040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fdb00 [ 1342.322090][ T32] r4:00000000 [ 1342.322191][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.345079][ T32] r9:83018205 r8:855b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1342.345149][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.345224][ T32] r5:00001000 r4:eb979000 [ 1342.345275][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.345321][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.345393][ T32] r5:855f0b8c r4:855f0800 [ 1342.345418][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.345467][ T32] r7:ddde2d80 r6:83018200 r5:855f0b8c r4:854e4e00 [ 1342.345517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.345568][ T32] r10:61c88647 r9:855b2400 r8:854e4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.345618][ T32] r4:854e4e00 [ 1342.345670][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.345720][ T32] r10:00000000 r9:854e4e00 r8:8027f5e8 r7:eb959e60 r6:854e4f00 r5:855b2400 [ 1342.345759][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.345909][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) ** 1 printk messages dropped ** [ 1342.346010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.346666][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.347123][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 4 printk messages dropped ** [ 1342.347374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1342.348000][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.348292][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 ** 10 printk messages dropped ** [ 1342.348806][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.349010][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.349560][ T32] r4:00000000 [ 1342.349603][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.349643][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.349706][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.349752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562a200 [ 1342.349776][ T32] r4:00000000 [ 1342.349822][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.349881][ T32] r9:83018205 r8:855b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1342.349932][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.350007][ T32] r5:00001000 r4:eb9b5000 [ 1342.350031][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.350179][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.350303][ T32] r5:855f1f8c r4:855f1c00 [ 1342.350352][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.350413][ T32] r7:ddde2d80 r6:83018200 r5:855f1f8c r4:854e4f80 [ 1342.350473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.350524][ T32] r10:61c88647 r9:855b3000 r8:854e4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.350547][ T32] r4:854e4f80 [ 1342.350568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.350611][ T32] r10:00000000 r9:854e4f80 r8:8027f5e8 r7:eb935e60 r6:84b8ef80 r5:855b3000 [ 1342.350633][ T32] r4:00000001 [ 1342.350652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.350687][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1342.350713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.350769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.350801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.350835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.350863][ T32] r4:854fdb80 [ 1342.351190][ T32] INFO: task kworker/1:593:5295 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.351238][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.351325][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.351379][ T32] Call trace: [ 1342.351410][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.351458][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.351481][ T32] r4:00000000 [ 1342.351515][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.351558][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.351587][ T32] 1d20: e9c59000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.351616][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.351647][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.351673][ T32] r5:80000013 r4:80239bb0 [ 1342.351706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.351749][ T32] r4:82ac11e4 [ 1342.351770][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.351811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.351840][ T32] r4:e05e1dc0 [ 1342.351860][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.351901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.351923][ T32] r4:00000000 [ 1342.351971][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.352059][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.352088][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.352132][ T32] r5:00001000 r4:eced5000 [ 1342.352175][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.369551][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.369672][ T32] r5:85c3938c r4:85c39000 [ 1342.369700][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.369758][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.369782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.369837][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.369863][ T32] r4:846ded00 [ 1342.369903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.369954][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.370011][ T32] r4:00000001 [ 1342.370038][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.370078][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.370110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.370139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.370166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.370195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1342.370332][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.370444][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.370679][ T32] r5:855b3c00 r4:829188d8 ** 2 printk messages dropped ** [ 1342.370786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 ** 5 printk messages dropped ** [ 1342.370992][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.371102][ T32] r9:83018205 r8:855b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1342.371147][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.371206][ T32] r5:00001000 r4:eb985000 [ 1342.371229][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.371296][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.371341][ T32] r5:855f0f8c r4:855f0c00 [ 1342.371361][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.371404][ T32] r7:ddde2d80 r6:83018200 r5:855f0f8c r4:85622100 [ 1342.371496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.371550][ T32] r10:61c88647 r9:855b3c00 r8:8562212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.371602][ T32] r4:85622100 [ 1342.371711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.371760][ T32] r10:00000000 r9:85622100 r8:8027f5e8 r7:eb975e60 r6:85622080 r5:855b3c00 [ 1342.371862][ T32] r4:00000001 [ 1342.371912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.371955][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1342.372012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.372050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.372079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.372124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.387000][ T32] r4:854fdb40 [ 1342.387550][ T32] INFO: task kworker/1:594:5297 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.387596][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.387730][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.387838][ T32] Call trace: [ 1342.387963][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.388019][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.388069][ T32] r4:00000000 [ 1342.388095][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.388195][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.388256][ T32] 1d20: ea2fe000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.388316][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.388346][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.388371][ T32] r5:80000013 r4:80239bb0 [ 1342.388394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.388439][ T32] r4:82ac11e4 [ 1342.388459][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.388527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.388555][ T32] r4:e05e1dc0 [ 1342.388577][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.388646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.388773][ T32] r4:00000000 [ 1342.388798][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.388856][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.388879][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.389117][ T32] r5:85c3938c r4:85c39000 ** 3 printk messages dropped ** [ 1342.389296][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.389414][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.389554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.389635][ T32] r4:84a7ddc0 ** 2 printk messages dropped ** [ 1342.389739][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.389879][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.390322][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 ** 8 printk messages dropped ** [ 1342.390707][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1342.390946][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.391444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.404718][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 10 printk messages dropped ** [ 1342.405146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 10 printk messages dropped ** [ 1342.405699][ T32] r5:85c3938c r4:85c39000 ** 4 printk messages dropped ** [ 1342.405989][ T32] r4:846ded00 ** 6 printk messages dropped ** [ 1342.406243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.406292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.406324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.406347][ T32] r4:84a7ddc0 [ 1342.406370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.406400][ T32] INFO: task kworker/1:596:5301 blocked for more than 468 seconds. [ 1342.406431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.406455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.406476][ T32] task:kworker/1:596 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.406539][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.406587][ T32] Call trace: [ 1342.406618][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.406668][ T32] r10:829188dc r9:eb999d84 r8:00000002 r7:60000013 r6:eb999d8c r5:855b5400 [ 1342.406692][ T32] r4:855b5400 [ 1342.406712][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.406781][ T32] r5:855b5400 r4:829188d8 [ 1342.406833][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.406877][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.406948][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1342.406974][ T32] r4:00000000 [ 1342.406994][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.407037][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.407089][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.407133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854fdac0 [ 1342.407184][ T32] r4:00000000 [ 1342.407236][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.407285][ T32] r9:83018205 r8:855b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1342.407359][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.407430][ T32] r5:00001000 r4:eb99d000 [ 1342.407455][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.407494][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.407536][ T32] r5:855f178c r4:855f1400 [ 1342.407555][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.407625][ T32] r7:ddde2d80 r6:83018200 r5:855f178c r4:85622180 [ 1342.407677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.407725][ T32] r10:61c88647 r9:855b5400 r8:856221ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.407779][ T32] r4:85622180 [ 1342.407800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.407856][ T32] r10:00000000 r9:85622180 r8:8027f5e8 r7:eb975e60 r6:85622300 r5:855b5400 [ 1342.407880][ T32] r4:00000001 [ 1342.407898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.407987][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) [ 1342.408045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.408078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.408162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.408196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.408219][ T32] r4:854fde00 [ 1342.408692][ T32] INFO: task kworker/1:596:5301 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.408730][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.408815][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.408917][ T32] Call trace: [ 1342.408983][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.409069][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.409099][ T32] r4:00000000 [ 1342.409135][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.409213][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.409248][ T32] 1d20: ea4ce000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.409277][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.409303][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.409329][ T32] r5:80000013 r4:80239bb0 [ 1342.409350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.409391][ T32] r4:82ac11e4 [ 1342.409424][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.409470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.409494][ T32] r4:e05e1dc0 [ 1342.409568][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.409678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.409707][ T32] r4:00000000 [ 1342.409730][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.409774][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.409797][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.409901][ T32] r5:00001000 r4:eced5000 [ 1342.409941][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.410039][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.410098][ T32] r5:85c3938c r4:85c39000 [ 1342.410121][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.410181][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.410207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.410282][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.410310][ T32] r4:846ded00 [ 1342.410475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.410527][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.410602][ T32] r4:00000001 [ 1342.410626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.410662][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.410689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.410717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.410769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.410815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.410901][ T32] r4:84a7ddc0 [ 1342.410951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.411020][ T32] INFO: task kworker/1:597:5303 blocked for more than 468 seconds. [ 1342.411053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.411077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.411123][ T32] task:kworker/1:597 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.411175][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.411255][ T32] Call trace: [ 1342.411358][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.411405][ T32] r10:829188dc r9:eb9a5d84 r8:00000002 r7:60000013 r6:eb9a5d8c r5:855b6000 [ 1342.411477][ T32] r4:855b6000 [ 1342.411502][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.411543][ T32] r5:855b6000 r4:829188d8 [ 1342.411563][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.411602][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.411698][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.412013][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.430651][ T32] r5:00001000 r4:eb9a9000 ** 1 printk messages dropped ** [ 1342.430791][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.431109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.431335][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.431924][ T32] INFO: task kworker/1:597:5303 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 4 printk messages dropped ** [ 1342.436690][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 2 printk messages dropped ** [ 1342.436797][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1342.436927][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1342.437075][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.437175][ T32] r4:e05e1dc0 ** 5 printk messages dropped ** [ 1342.437463][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.437895][ T32] r4:846ded00 ** 4 printk messages dropped ** [ 1342.438174][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 9 printk messages dropped ** [ 1342.438643][ T32] task:kworker/1:598 state:D stack:0 pid:5305 tgid:5305 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.439053][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 ** 8 printk messages dropped ** [ 1342.439485][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.439611][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.439945][ T32] r10:00000000 r9:85622380 r8:8027f5e8 r7:eb975e60 r6:85622500 r5:855b6c00 ** 8 printk messages dropped ** [ 1342.440691][ T32] INFO: task kworker/1:598:5305 is blocked on a mutex likely owned by task kworker/1:152:3800. ** 9 printk messages dropped ** [ 1342.441250][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 5 printk messages dropped ** [ 1342.441447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1342.441684][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 4 printk messages dropped ** [ 1342.441892][ T32] r5:85c3938c r4:85c39000 [ 1342.441936][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.442035][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.442088][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.442185][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.458686][ T32] r4:846ded00 [ 1342.458756][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.458833][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.458888][ T32] r4:00000001 [ 1342.458913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.458963][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.459018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.459050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.459100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.459132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.459175][ T32] r4:84a7ddc0 [ 1342.459203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.459245][ T32] INFO: task kworker/1:599:5307 blocked for more than 468 seconds. [ 1342.459300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.459328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.459351][ T32] task:kworker/1:599 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.459417][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.459468][ T32] Call trace: [ 1342.459500][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.459549][ T32] r10:829188dc r9:eb9bdd84 r8:00000002 r7:60000113 r6:eb9bdd8c r5:855b1800 [ 1342.459571][ T32] r4:855b1800 [ 1342.459590][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.459629][ T32] r5:855b1800 r4:829188d8 [ 1342.459649][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.459686][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.459753][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1342.459803][ T32] r4:00000000 [ 1342.459826][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.459893][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.459980][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.460110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562a440 [ 1342.460160][ T32] r4:00000000 [ 1342.460184][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.460252][ T32] r9:83018205 r8:855b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1342.460300][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.460352][ T32] r5:00001000 r4:eb9c1000 [ 1342.460373][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.460411][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.460453][ T32] r5:855f238c r4:855f2000 [ 1342.460490][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.460558][ T32] r7:ddde2d80 r6:83018200 r5:855f238c r4:85622480 [ 1342.460584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.460630][ T32] r10:61c88647 r9:855b1800 r8:856224ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.460670][ T32] r4:85622480 [ 1342.460694][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.460738][ T32] r10:00000000 r9:85622480 r8:8027f5e8 r7:eb9b1e60 r6:85622600 r5:855b1800 [ 1342.460760][ T32] r4:00000001 [ 1342.460779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.460814][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1342.460846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.460877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.460904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.460932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.460954][ T32] r4:8562a080 [ 1342.461435][ T32] INFO: task kworker/1:599:5307 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.461469][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.461560][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.461621][ T32] Call trace: [ 1342.461690][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.461740][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.461774][ T32] r4:00000000 [ 1342.461799][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.461844][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.461897][ T32] 1d20: ead75000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.461931][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.461958][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.462011][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1342.462112][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.475494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.475544][ T32] r4:e05e1dc0 [ 1342.475568][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.475630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.475675][ T32] r4:00000000 [ 1342.475700][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.475746][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.475774][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.475820][ T32] r5:00001000 r4:eced5000 [ 1342.475847][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.475887][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.475929][ T32] r5:85c3938c r4:85c39000 [ 1342.475970][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.476031][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.476057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.476104][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.476126][ T32] r4:846ded00 [ 1342.476146][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.476190][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.476213][ T32] r4:00000001 [ 1342.476254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.476295][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.476345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.476396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.476428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.476457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.476513][ T32] r4:84a7ddc0 [ 1342.476540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.476592][ T32] INFO: task kworker/1:600:5309 blocked for more than 468 seconds. [ 1342.476639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.476694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.476720][ T32] task:kworker/1:600 state:D stack:0 pid:5309 tgid:5309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.476778][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.476822][ T32] Call trace: [ 1342.476860][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.476910][ T32] r10:829188dc r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:855a6c00 [ 1342.476934][ T32] r4:855a6c00 [ 1342.476970][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.477016][ T32] r5:855a6c00 r4:829188d8 [ 1342.477038][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.477086][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.477163][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1342.477210][ T32] r4:00000000 [ 1342.477233][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.477273][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.477308][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.477347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ad40 [ 1342.477369][ T32] r4:00000000 [ 1342.477388][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.477431][ T32] r9:83018205 r8:855a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1342.477452][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.477514][ T32] r5:00001000 r4:eba09000 [ 1342.477546][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.477596][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.477662][ T32] r5:855f3b8c r4:855f3800 [ 1342.477694][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.477747][ T32] r7:ddde2d80 r6:83018200 r5:855f3b8c r4:85622580 [ 1342.477768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.477812][ T32] r10:61c88647 r9:855a6c00 r8:856225ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.477834][ T32] r4:85622580 [ 1342.477872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.477921][ T32] r10:00000000 r9:85622580 r8:8027f5e8 r7:eb9b1e60 r6:85622700 r5:855a6c00 ** 4 printk messages dropped ** [ 1342.478082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.478802][ T32] Call trace: [ 1342.478868][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.478917][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.478940][ T32] r4:00000000 [ 1342.478970][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.479016][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.479044][ T32] 1d20: eb0f0000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.479096][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.479126][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.479171][ T32] r5:80000013 r4:80239bb0 [ 1342.479195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.479237][ T32] r4:82ac11e4 [ 1342.479257][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.479319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.479345][ T32] r4:e05e1dc0 [ 1342.479365][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.479406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.479428][ T32] r4:00000000 [ 1342.479447][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.479489][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.479512][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.479552][ T32] r5:00001000 r4:eced5000 [ 1342.479595][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.479685][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.479741][ T32] r5:85c3938c r4:85c39000 [ 1342.479764][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.479829][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.479885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.479945][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.479971][ T32] r4:846ded00 [ 1342.479991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.480056][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.480127][ T32] r4:00000001 [ 1342.480156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.480191][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.480219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.480268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.480313][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.480371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.480396][ T32] r4:84a7ddc0 [ 1342.480461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.480534][ T32] INFO: task kworker/1:601:5310 blocked for more than 468 seconds. [ 1342.480566][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.480627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.480651][ T32] task:kworker/1:601 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.480694][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.480737][ T32] Call trace: [ 1342.480766][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.480899][ T32] r10:829188dc r9:eb931d84 r8:00000002 r7:60000013 r6:eb931d8c r5:855b8000 [ 1342.480936][ T32] r4:855b8000 [ 1342.480959][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.481028][ T32] r5:855b8000 r4:829188d8 [ 1342.481088][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.481152][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.481199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1342.481222][ T32] r4:00000000 [ 1342.481241][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1342.481590][ T32] r5:00001000 r4:eb9d9000 [ 1342.481624][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.481665][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.481742][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.482067][ T32] r10:00000000 r9:85622680 r8:8027f5e8 r7:eb9c9e60 r6:85622780 r5:855b8000 ** 4 printk messages dropped ** [ 1342.496889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.497491][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.498224][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) ** 2 printk messages dropped ** [ 1342.498343][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1342.498852][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.499379][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.499805][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1342.500077][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.500535][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 ** 5 printk messages dropped ** [ 1342.500712][ T32] r4:00000000 [ 1342.500741][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.500790][ T32] r9:83018205 r8:855b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1342.500839][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.500883][ T32] r5:00001000 r4:eb9e5000 [ 1342.500905][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.500965][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.501009][ T32] r5:855f338c r4:855f3000 [ 1342.501053][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.501128][ T32] r7:ddde2d80 r6:83018200 r5:855f338c r4:85622800 [ 1342.501152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.501198][ T32] r10:61c88647 r9:855b8c00 r8:8562282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.501219][ T32] r4:85622800 [ 1342.501238][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.501280][ T32] r10:00000000 r9:85622800 r8:8027f5e8 r7:eb9c9e60 r6:85622880 r5:855b8c00 [ 1342.501302][ T32] r4:00000001 [ 1342.501321][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.501356][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1342.501382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.501409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.501445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.501483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.501509][ T32] r4:8562a240 [ 1342.501788][ T32] INFO: task kworker/1:602:5313 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.501821][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.501876][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.501948][ T32] Call trace: [ 1342.502040][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.502159][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.514544][ T32] r4:00000000 [ 1342.514610][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.514676][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.514730][ T32] 1d20: eb79c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.514765][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.514827][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.514857][ T32] r5:80000013 r4:80239bb0 [ 1342.514898][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.514946][ T32] r4:82ac11e4 [ 1342.514992][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.515038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.515062][ T32] r4:e05e1dc0 [ 1342.515095][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.515141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.515186][ T32] r4:00000000 [ 1342.515209][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.515256][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.515277][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.515343][ T32] r5:00001000 r4:eced5000 [ 1342.515367][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.515406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.515457][ T32] r5:85c3938c r4:85c39000 [ 1342.515481][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.515551][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.515575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.515622][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.515665][ T32] r4:846ded00 [ 1342.515690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.515735][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.515763][ T32] r4:00000001 [ 1342.515794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.516012][ T32] r4:84a7ddc0 ** 5 printk messages dropped ** [ 1342.516305][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.516598][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.516888][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.517039][ T32] r5:00001000 r4:eb9f1000 [ 1342.517079][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.517128][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.517190][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.517397][ T32] r4:85622900 [ 1342.517440][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.517487][ T32] r10:00000000 r9:85622900 r8:8027f5e8 r7:eb9c9e60 r6:85622980 r5:855b9800 [ 1342.517541][ T32] r4:00000001 [ 1342.517564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.517598][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1342.517635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.517666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.517693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.517742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.517777][ T32] r4:8562a880 [ 1342.518242][ T32] INFO: task kworker/1:603:5314 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.518279][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.518340][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.518386][ T32] Call trace: [ 1342.518468][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.518519][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.518565][ T32] r4:00000000 [ 1342.518610][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.518653][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.518682][ T32] 1d20: eb79c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.518756][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.518806][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.518836][ T32] r5:80000013 r4:80239bb0 [ 1342.518857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.518919][ T32] r4:82ac11e4 [ 1342.518942][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.518985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.519007][ T32] r4:e05e1dc0 [ 1342.519027][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.519091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.519140][ T32] r4:00000000 [ 1342.519164][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.519210][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.519232][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.519274][ T32] r5:00001000 r4:eced5000 [ 1342.519302][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.519344][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.519409][ T32] r5:85c3938c r4:85c39000 [ 1342.519432][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.519479][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.519509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.519559][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1342.519658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.519875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.519901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.519930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.519962][ T32] r4:84a7ddc0 [ 1342.520022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.520051][ T32] INFO: task kworker/1:604:5316 blocked for more than 469 seconds. [ 1342.520103][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.520131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.520174][ T32] task:kworker/1:604 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.520247][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.520295][ T32] Call trace: [ 1342.520373][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.520422][ T32] r10:829188dc r9:eb9edd84 r8:00000002 r7:60000013 r6:eb9edd8c r5:855ba400 [ 1342.520468][ T32] r4:855ba400 [ 1342.520492][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.520532][ T32] r5:855ba400 r4:829188d8 [ 1342.520553][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.520614][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.520672][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1342.520698][ T32] r4:00000000 [ 1342.520718][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.520758][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.520813][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.520889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ab80 ** 3 printk messages dropped ** [ 1342.521098][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.521143][ T32] r5:00001000 r4:eb9fd000 [ 1342.521165][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.521211][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.521288][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.521587][ T32] r10:00000000 r9:85622a00 r8:8027f5e8 r7:eb9c9e60 r6:85622b00 r5:855ba400 ** 5 printk messages dropped ** [ 1342.521790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1342.521853][ T32] r4:8562ab00 [ 1342.522208][ T32] INFO: task kworker/1:604:5316 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.544893][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.545018][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.545083][ T32] Call trace: [ 1342.545125][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.545179][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.545226][ T32] r4:00000000 [ 1342.545253][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.545295][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.545326][ T32] 1d20: ebc47000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.545376][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.545415][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.545470][ T32] r5:80000013 r4:80239bb0 [ 1342.545503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.545549][ T32] r4:82ac11e4 [ 1342.545569][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.545610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.545632][ T32] r4:e05e1dc0 [ 1342.545661][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.545730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.545764][ T32] r4:00000000 [ 1342.545809][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.545858][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.545880][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.545921][ T32] r5:00001000 r4:eced5000 [ 1342.545962][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.546028][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.546071][ T32] r5:85c3938c r4:85c39000 [ 1342.546095][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.546142][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.546162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.546231][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.546258][ T32] r4:846ded00 [ 1342.546278][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.546354][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.546385][ T32] r4:00000001 [ 1342.546406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.546470][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) ** 6 printk messages dropped ** [ 1342.546708][ T32] INFO: task kworker/1:605:5319 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.547062][ T32] r5:855bb000 r4:829188d8 ** 5 printk messages dropped ** [ 1342.547287][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.547563][ T32] r5:00001000 r4:eadbf000 [ 1342.547608][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.547854][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.548183][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) ** 6 printk messages dropped ** [ 1342.548918][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.549495][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1342.549723][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.550051][ T32] r5:00001000 r4:eced5000 ** 5 printk messages dropped ** [ 1342.550317][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.550751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.551279][ T32] r10:829188dc r9:eba05d84 r8:00000002 r7:60000013 r6:eba05d8c r5:855bbc00 ** 8 printk messages dropped ** [ 1342.551595][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.551915][ T32] r5:00001000 r4:eba15000 ** 2 printk messages dropped ** [ 1342.552061][ T32] r5:855fc38c r4:855fc000 ** 4 printk messages dropped ** [ 1342.571552][ T32] r4:85622c00 ** 6 printk messages dropped ** [ 1342.571763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.573205][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.573231][ T32] r4:00000000 [ 1342.573282][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.573357][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.573391][ T32] 1d20: ec24c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.573445][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.573474][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.573530][ T32] r5:80000013 r4:80239bb0 [ 1342.573576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.573652][ T32] r4:82ac11e4 [ 1342.573707][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.573752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.573775][ T32] r4:e05e1dc0 [ 1342.573795][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.573858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.573884][ T32] r4:00000000 [ 1342.573934][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.574037][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.574112][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.574162][ T32] r5:00001000 r4:eced5000 [ 1342.574216][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.574259][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.574332][ T32] r5:85c3938c r4:85c39000 [ 1342.574372][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.574451][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.574476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.574554][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.574593][ T32] r4:846ded00 [ 1342.574615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.574661][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.574684][ T32] r4:00000001 [ 1342.574703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.574775][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.574806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.574835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.574862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.574889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.574911][ T32] r4:84a7ddc0 [ 1342.574933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.575000][ T32] INFO: task kworker/1:607:5323 blocked for more than 469 seconds. [ 1342.575038][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.575095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.575122][ T32] task:kworker/1:607 state:D stack:0 pid:5323 tgid:5323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.575168][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.575211][ T32] Call trace: [ 1342.575290][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.575370][ T32] r10:829188dc r9:eba11d84 r8:00000002 r7:60000113 r6:eba11d8c r5:855bc800 [ 1342.575427][ T32] r4:855bc800 [ 1342.575451][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.575523][ T32] r5:855bc800 r4:829188d8 [ 1342.575547][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.575588][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.575634][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1342.575657][ T32] r4:00000000 [ 1342.575676][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.575712][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.575756][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.575799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e9840 [ 1342.575822][ T32] r4:00000000 [ 1342.575877][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.575924][ T32] r9:83018205 r8:855bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1342.575945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.575985][ T32] r5:00001000 r4:dfb0d000 [ 1342.576056][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.576105][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.576203][ T32] r5:855fc78c r4:855fc400 [ 1342.576228][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.576273][ T32] r7:ddde2d80 r6:83018200 r5:855fc78c r4:85622d00 [ 1342.576294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.576338][ T32] r10:61c88647 r9:855bc800 r8:85622d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.576391][ T32] r4:85622d00 [ 1342.576447][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.576506][ T32] r10:00000000 r9:85622d00 r8:8027f5e8 r7:eb9f9e60 r6:85622d80 r5:855bc800 [ 1342.576531][ T32] r4:00000001 [ 1342.576583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.576621][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1342.576648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.576706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.576760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.576810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.576854][ T32] r4:8562ae80 [ 1342.577217][ T32] INFO: task kworker/1:607:5323 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.577284][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.577391][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.577436][ T32] Call trace: [ 1342.577479][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.577529][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.577553][ T32] r4:00000000 [ 1342.577573][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.577610][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.577638][ T32] 1d20: ec24c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.577695][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 ** 5 printk messages dropped ** [ 1342.577899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 ** 5 printk messages dropped ** [ 1342.578210][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 ** 5 printk messages dropped ** [ 1342.578501][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.578745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.579013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.579266][ T32] INFO: task kworker/1:608:5325 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.579436][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.579665][ T32] r4:855bd400 ** 1 printk messages dropped ** [ 1342.579725][ T32] r5:855bd400 r4:829188d8 ** 2 printk messages dropped ** [ 1342.579869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 ** 9 printk messages dropped ** [ 1342.580428][ T32] r5:00001000 r4:e0537000 ** 1 printk messages dropped ** [ 1342.580533][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.580574][ T32] r5:855fcf8c r4:855fcc00 [ 1342.580594][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.580636][ T32] r7:ddde2d80 r6:83018200 r5:855fcf8c r4:85622e00 [ 1342.580669][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.580762][ T32] r10:61c88647 r9:855bd400 r8:85622e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.580808][ T32] r4:85622e00 [ 1342.580873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.580922][ T32] r10:00000000 r9:85622e00 r8:8027f5e8 r7:eb9f9e60 r6:85622f00 r5:855bd400 [ 1342.580975][ T32] r4:00000001 [ 1342.581036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.581075][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1342.581110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.581139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.581166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.581227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.581252][ T32] r4:8563d1c0 [ 1342.581562][ T32] INFO: task kworker/1:608:5325 is blocked on a mutex likely owned by task kworker/1:152:3800. [ 1342.581597][ T32] task:kworker/1:152 state:R running task stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.581735][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.581817][ T32] Call trace: [ 1342.581855][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.581902][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 [ 1342.581926][ T32] r4:00000000 [ 1342.581945][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.582033][ T32] Exception stack(0xe05e1d28 to 0xe05e1d70) [ 1342.582063][ T32] 1d20: ec24c000 ece39000 00000001 80239b98 7f159000 00000001 [ 1342.582167][ T32] 1d40: 82ac05a0 7f159000 ece39000 8280c930 82ac11c4 e05e1da4 e05e1da8 e05e1d78 [ 1342.606555][ T32] 1d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.606646][ T32] r5:80000013 r4:80239bb0 [ 1342.606679][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.606744][ T32] r4:82ac11e4 [ 1342.606766][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.606808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e1dc0 r5:e05e1e08 [ 1342.606831][ T32] r4:e05e1dc0 [ 1342.606895][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.606945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695740 [ 1342.606969][ T32] r4:00000000 [ 1342.607014][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.607064][ T32] r9:83018205 r8:84a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f15b000 [ 1342.607126][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.607178][ T32] r5:00001000 r4:eced5000 [ 1342.607229][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.607303][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.607350][ T32] r5:85c3938c r4:85c39000 [ 1342.607371][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.607446][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.607501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.607582][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.607636][ T32] r4:846ded00 [ 1342.607659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.607731][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.607782][ T32] r4:00000001 [ 1342.607839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.607880][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.607937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.607969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.608237][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.608404][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.608623][ T32] r4:855be000 ** 1 printk messages dropped ** [ 1342.608710][ T32] r5:855be000 r4:829188d8 ** 6 printk messages dropped ** [ 1342.608961][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.609237][ T32] r5:00001000 r4:e4961000 [ 1342.609256][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.609520][ T32] r4:85622e80 ** 6 printk messages dropped ** [ 1342.609803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.610716][ T32] r10:82ac11c4 r9:84a3ec00 r8:80200be4 r7:e05e1d5c r6:ffffffff r5:84a3ec00 ** 8 printk messages dropped ** [ 1342.611077][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1342.611542][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1342.611940][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.612000][ T32] r7:ddde2d80 r6:83018200 r5:85c3938c r4:846ded00 [ 1342.612027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.612088][ T32] r10:61c88647 r9:84a3ec00 r8:846ded2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.612118][ T32] r4:846ded00 [ 1342.612162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.642652][ T32] r10:00000000 r9:846ded00 r8:8027f5e8 r7:e0571e60 r6:84ab3400 r5:84a3ec00 [ 1342.642702][ T32] r4:00000001 [ 1342.642727][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.642786][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1342.642873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.642946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.642979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.643009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.643063][ T32] r4:84a7ddc0 [ 1342.643093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.643125][ T32] INFO: task kworker/1:610:5329 blocked for more than 469 seconds. [ 1342.643175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.643227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.643286][ T32] task:kworker/1:610 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.643406][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.643466][ T32] Call trace: [ 1342.643499][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.643550][ T32] r10:829188dc r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:855bec00 [ 1342.643596][ T32] r4:855bec00 [ 1342.643655][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.643725][ T32] r5:855bec00 r4:829188d8 [ 1342.643773][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.643818][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.643872][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1342.643926][ T32] r4:00000000 [ 1342.643961][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.644033][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.644093][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.644136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d40c0 [ 1342.644158][ T32] r4:00000000 [ 1342.644178][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.644224][ T32] r9:83018205 r8:855bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 1 printk messages dropped ** [ 1342.644287][ T32] r5:00001000 r4:eb5e3000 [ 1342.644307][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.644345][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.644429][ T32] r5:855ff78c r4:855ff400 [ 1342.644456][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.644574][ T32] r10:61c88647 r9:855bec00 r8:855c012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.644827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.644995][ T32] r4:8563d480 ** 2 printk messages dropped ** [ 1342.645671][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.645912][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.646065][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 3 printk messages dropped ** [ 1342.646205][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.646319][ T32] r4:e05e5dc0 ** 4 printk messages dropped ** [ 1342.646469][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 5 printk messages dropped ** [ 1342.646746][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.646884][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.647169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.647395][ T32] INFO: task kworker/1:611:5330 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.647547][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.647849][ T32] r5:85500000 r4:829188d8 [ 1342.647901][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.647944][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.647988][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1342.648041][ T32] r4:00000000 [ 1342.648063][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.648101][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.648135][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.648176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563d680 [ 1342.648198][ T32] r4:00000000 [ 1342.648217][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.648260][ T32] r9:83018205 r8:85500000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1342.648283][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.648343][ T32] r5:00001000 r4:eae83000 [ 1342.648397][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.648438][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.648479][ T32] r5:855fd78c r4:855fd400 [ 1342.648543][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.648608][ T32] r7:ddde2d80 r6:83018200 r5:855fd78c r4:855c0000 [ 1342.648633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.648709][ T32] r10:61c88647 r9:85500000 r8:855c002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.648735][ T32] r4:855c0000 [ 1342.648772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.648867][ T32] r10:00000000 r9:855c0000 r8:8027f5e8 r7:eb781e60 r6:855c0180 r5:85500000 [ 1342.648907][ T32] r4:00000001 [ 1342.648958][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.649008][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1342.649085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.649186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.649244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.649276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.649334][ T32] r4:8563d580 [ 1342.649650][ T32] INFO: task kworker/1:611:5330 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.649686][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.649796][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.649868][ T32] Call trace: [ 1342.649930][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.650020][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.650079][ T32] r4:00000000 [ 1342.650115][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.650156][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.650185][ T32] 5d20: 7facf000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.650214][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.650272][ T32] 5d60: 80230ad4 80239bb0 90000013 ffffffff [ 1342.650301][ T32] r5:90000013 r4:80239bb0 [ 1342.650321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.650361][ T32] r4:82ac11e4 [ 1342.650410][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.650454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.650499][ T32] r4:e05e5dc0 [ 1342.650522][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.650584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.650609][ T32] r4:00000000 [ 1342.650641][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.650722][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.650747][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.650793][ T32] r5:00001000 r4:ecf01000 [ 1342.650814][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.650902][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.650960][ T32] r5:85c39b8c r4:85c39800 [ 1342.650983][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.651053][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.651077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.651122][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.651145][ T32] r4:846ded80 [ 1342.651187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.651265][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.651305][ T32] r4:00000001 [ 1342.651359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.651397][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.651438][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.651482][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.651511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.651541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.651562][ T32] r4:84a7de40 [ 1342.651616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.651644][ T32] INFO: task kworker/1:612:5333 blocked for more than 469 seconds. ** 2 printk messages dropped ** [ 1342.651776][ T32] task:kworker/1:612 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.669492][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.669655][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.669786][ T32] r5:00001000 r4:eaf6d000 [ 1342.669810][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.669862][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.670020][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.670278][ T32] r10:00000000 r9:855c0200 r8:8027f5e8 r7:eb781e60 r6:855c0280 r5:85500c00 [ 1342.670301][ T32] r4:00000001 [ 1342.670320][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.670357][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1342.670387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.670416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.670446][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.670477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.670532][ T32] r4:8563d6c0 [ 1342.671049][ T32] INFO: task kworker/1:612:5333 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.671103][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.671193][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.671242][ T32] Call trace: [ 1342.671274][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.671321][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.671346][ T32] r4:00000000 [ 1342.671366][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.671403][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.671431][ T32] 5d20: 7facf000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.671460][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.671521][ T32] 5d60: 80230ad4 80239bb0 90000013 ffffffff [ 1342.671549][ T32] r5:90000013 r4:80239bb0 [ 1342.671605][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.671691][ T32] r4:82ac11e4 [ 1342.671715][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.671790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 3 printk messages dropped ** [ 1342.672002][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.684499][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.684777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.685223][ T32] INFO: task kworker/1:613:5335 blocked for more than 469 seconds. ** 10 printk messages dropped ** [ 1342.685843][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.686325][ T32] r9:83018205 r8:85501800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 1342.686423][ T32] r5:00001000 r4:eb049000 ** 3 printk messages dropped ** [ 1342.686592][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.686919][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.687112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1342.687998][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 2 printk messages dropped ** [ 1342.688120][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 4 printk messages dropped ** [ 1342.688287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1342.688873][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.689220][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.689402][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.689545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.689703][ T32] INFO: task kworker/1:614:5337 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1342.690134][ T32] r10:829188dc r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:85502400 ** 9 printk messages dropped ** [ 1342.690503][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.690790][ T32] r5:00001000 r4:eb0e3000 [ 1342.690829][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.690880][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.690953][ T32] r5:855fdb8c r4:855fd800 [ 1342.690976][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.691051][ T32] r7:ddde2d80 r6:83018200 r5:855fdb8c r4:855c0380 [ 1342.691075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.691153][ T32] r10:61c88647 r9:85502400 r8:855c03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.691179][ T32] r4:855c0380 [ 1342.691198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.691241][ T32] r10:00000000 r9:855c0380 r8:8027f5e8 r7:eb781e60 r6:855c0500 r5:85502400 [ 1342.691277][ T32] r4:00000001 [ 1342.691299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.691345][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 1342.691405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.691449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.691512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.691561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.691601][ T32] r4:8563d5c0 [ 1342.691912][ T32] INFO: task kworker/1:614:5337 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.691947][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.692086][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.712582][ T32] Call trace: [ 1342.712663][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.712737][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.712798][ T32] r4:00000000 [ 1342.712828][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.712902][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.712939][ T32] 5d20: 8087c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.712972][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.712999][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.713025][ T32] r5:80000013 r4:80239bb0 [ 1342.713046][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.713125][ T32] r4:82ac11e4 [ 1342.713181][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.713227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.713250][ T32] r4:e05e5dc0 [ 1342.713302][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.713349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.713373][ T32] r4:00000000 [ 1342.713422][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.713473][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.713495][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.713539][ T32] r5:00001000 r4:ecf01000 [ 1342.713593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.713637][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.713680][ T32] r5:85c39b8c r4:85c39800 [ 1342.713699][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.713746][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.713796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.713851][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.713876][ T32] r4:846ded80 [ 1342.713896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.713941][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.713999][ T32] r4:00000001 [ 1342.714024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.714060][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.714087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.714115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.714142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.714206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.714263][ T32] r4:84a7de40 [ 1342.714290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.714322][ T32] INFO: task kworker/1:615:5339 blocked for more than 469 seconds. [ 1342.714355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.714379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.714401][ T32] task:kworker/1:615 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.714470][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.714538][ T32] Call trace: [ 1342.714593][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.714640][ T32] r10:829188dc r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:85503000 [ 1342.714663][ T32] r4:85503000 [ 1342.714714][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.714760][ T32] r5:85503000 r4:829188d8 [ 1342.714784][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.714823][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.714879][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1342.714934][ T32] r4:00000000 [ 1342.714957][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.715043][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.715097][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.715147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563db80 [ 1342.715172][ T32] r4:00000000 [ 1342.715194][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.715271][ T32] r9:83018205 r8:85503000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1342.715326][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.715373][ T32] r5:00001000 r4:eb19b000 [ 1342.715393][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.715431][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.715471][ T32] r5:855fe78c r4:855fe400 [ 1342.715491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.715534][ T32] r7:ddde2d80 r6:83018200 r5:855fe78c r4:855c0480 [ 1342.715556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.715599][ T32] r10:61c88647 r9:85503000 r8:855c04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.715621][ T32] r4:855c0480 [ 1342.715677][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.715723][ T32] r10:00000000 r9:855c0480 r8:8027f5e8 r7:eb781e60 r6:855c0600 r5:85503000 [ 1342.715761][ T32] r4:00000001 [ 1342.715786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.715858][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 1342.715889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.715921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.715949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.715977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.715999][ T32] r4:8563da80 [ 1342.716512][ T32] INFO: task kworker/1:615:5339 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.716551][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.716664][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.716763][ T32] Call trace: [ 1342.716857][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.716942][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.716970][ T32] r4:00000000 [ 1342.717010][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.717084][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.717146][ T32] 5d20: 8087c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.717178][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.717204][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.717227][ T32] r5:80000013 r4:80239bb0 [ 1342.717247][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.717287][ T32] r4:82ac11e4 [ 1342.717307][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.717372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.717398][ T32] r4:e05e5dc0 [ 1342.717418][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.717497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.717523][ T32] r4:00000000 [ 1342.717573][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.717619][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.717641][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.717709][ T32] r5:00001000 r4:ecf01000 [ 1342.717733][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.717798][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.717850][ T32] r5:85c39b8c r4:85c39800 [ 1342.717873][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.717918][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.717993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.718049][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.718072][ T32] r4:846ded80 [ 1342.718111][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.718158][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.718211][ T32] r4:00000001 [ 1342.718236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.718300][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.718330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.718360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.718386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.718414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.718436][ T32] r4:84a7de40 [ 1342.718498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.718527][ T32] INFO: task kworker/1:616:5341 blocked for more than 469 seconds. [ 1342.718555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.718582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.718736][ T32] task:kworker/1:616 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.718863][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.718912][ T32] Call trace: [ 1342.718943][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.718988][ T32] r10:829188dc r9:eb841d84 r8:00000002 r7:60000013 r6:eb841d8c r5:85503c00 [ 1342.719011][ T32] r4:85503c00 [ 1342.719031][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.719123][ T32] r5:85503c00 r4:829188d8 [ 1342.719187][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.719234][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.719280][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1342.719303][ T32] r4:00000000 [ 1342.719322][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.719377][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.719430][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.719499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563de40 ** 4 printk messages dropped ** [ 1342.719679][ T32] r5:00001000 r4:eb1f5000 [ 1342.719703][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.719769][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.720001][ T32] r10:61c88647 r9:85503c00 r8:855c05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.720307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.720792][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.721335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1342.721902][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1342.744444][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.744969][ T32] INFO: task kworker/1:617:5343 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.745436][ T32] r5:85504800 r4:829188d8 ** 6 printk messages dropped ** [ 1342.745716][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.745941][ T32] r5:00001000 r4:eb245000 [ 1342.745962][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.746029][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.746072][ T32] r5:855fef8c r4:855fec00 [ 1342.746091][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.746135][ T32] r7:ddde2d80 r6:83018200 r5:855fef8c r4:855c0680 [ 1342.746193][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.746243][ T32] r10:61c88647 r9:85504800 r8:855c06ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.746279][ T32] r4:855c0680 [ 1342.746301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.746346][ T32] r10:00000000 r9:855c0680 r8:8027f5e8 r7:eb781e60 r6:855c0800 r5:85504800 [ 1342.746387][ T32] r4:00000001 [ 1342.746409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.746456][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1342.746487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.746516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.746570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.746602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.746626][ T32] r4:8563de80 [ 1342.747144][ T32] INFO: task kworker/1:617:5343 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.747182][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.747261][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.747333][ T32] Call trace: [ 1342.747368][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.747445][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.747473][ T32] r4:00000000 [ 1342.747494][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.747570][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.747603][ T32] 5d20: 80f79000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.747663][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.747707][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.747789][ T32] r5:80000013 r4:80239bb0 [ 1342.747840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.747888][ T32] r4:82ac11e4 [ 1342.747937][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.747984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.748036][ T32] r4:e05e5dc0 [ 1342.748124][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.748170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.748211][ T32] r4:00000000 [ 1342.748266][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.748314][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.748367][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.748413][ T32] r5:00001000 r4:ecf01000 [ 1342.748433][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.748472][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.748550][ T32] r5:85c39b8c r4:85c39800 [ 1342.748597][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.748748][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.748781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.748866][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.748913][ T32] r4:846ded80 [ 1342.748997][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.749058][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.749084][ T32] r4:00000001 [ 1342.749119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.749181][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.749248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.749284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.749312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.749374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.749416][ T32] r4:84a7de40 [ 1342.749439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.749464][ T32] INFO: task kworker/1:618:5345 blocked for more than 469 seconds. [ 1342.749493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.749548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.749573][ T32] task:kworker/1:618 state:D stack:0 pid:5345 tgid:5345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.749648][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.749691][ T32] Call trace: [ 1342.749781][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.749832][ T32] r10:829188dc r9:eba21d84 r8:00000002 r7:60000013 r6:eba21d8c r5:85505400 [ 1342.749862][ T32] r4:85505400 [ 1342.749900][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.749945][ T32] r5:85505400 r4:829188d8 [ 1342.749965][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.750075][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.750238][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.750478][ T32] r5:00001000 r4:eb5cd000 [ 1342.750497][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.750592][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.750636][ T32] r7:ddde2d80 r6:83018200 r5:855ff38c r4:855c0780 [ 1342.750656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.750700][ T32] r10:61c88647 r9:85505400 r8:855c07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.750721][ T32] r4:855c0780 [ 1342.750740][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.750783][ T32] r10:00000000 r9:855c0780 r8:8027f5e8 r7:eb781e60 r6:855c0900 r5:85505400 [ 1342.750819][ T32] r4:00000001 [ 1342.750851][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.750887][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) [ 1342.750914][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.750942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.750968][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.750998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.751020][ T32] r4:8563d640 [ 1342.751319][ T32] INFO: task kworker/1:618:5345 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.751353][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.751410][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.751467][ T32] Call trace: [ 1342.751502][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.751548][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.751572][ T32] r4:00000000 [ 1342.751592][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.751628][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.751689][ T32] 5d20: 80f79000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.751721][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.751773][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.751800][ T32] r5:80000013 r4:80239bb0 [ 1342.751821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.751895][ T32] r4:82ac11e4 [ 1342.751919][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1342.751985][ T32] r4:e05e5dc0 ** 9 printk messages dropped ** [ 1342.772998][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1342.773132][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.773602][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1342.773771][ T32] task:kworker/1:619 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1342.775077][ T32] r5:00001000 r4:eb639000 [ 1342.775127][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.775240][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.775331][ T32] r5:855fff8c r4:855ffc00 [ 1342.775407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.775507][ T32] r7:ddde2d80 r6:83018200 r5:855fff8c r4:855c0880 [ 1342.775553][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.775644][ T32] r10:61c88647 r9:85506000 r8:855c08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.775689][ T32] r4:855c0880 [ 1342.775756][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.775908][ T32] r10:00000000 r9:855c0880 r8:8027f5e8 r7:eb781e60 r6:855c0a00 r5:85506000 [ 1342.776018][ T32] r4:00000001 [ 1342.776087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.776169][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 1342.776226][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.776300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.776370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.776434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.776480][ T32] r4:855d4180 [ 1342.777130][ T32] INFO: task kworker/1:619:5347 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.777200][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.777299][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.777347][ T32] Call trace: [ 1342.777379][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.777425][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.777449][ T32] r4:00000000 [ 1342.777469][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.777505][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 2 printk messages dropped ** [ 1342.777614][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1342.778103][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1342.778919][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.779534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1342.779935][ T32] r10:829188dc r9:eba29d84 r8:00000002 r7:60000013 r6:eba29d8c r5:85506c00 ** 8 printk messages dropped ** [ 1342.780319][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.780602][ T32] r5:00001000 r4:eb617000 [ 1342.780621][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.780897][ T32] r10:61c88647 r9:85506c00 r8:855c09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.781226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.782003][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1342.806204][ T32] r4:82ac11e4 [ 1342.806248][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.806334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.806380][ T32] r4:e05e5dc0 [ 1342.806421][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.806524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.806577][ T32] r4:00000000 [ 1342.806618][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.806746][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.806816][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.806923][ T32] r5:00001000 r4:ecf01000 [ 1342.806966][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.807060][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.807153][ T32] r5:85c39b8c r4:85c39800 [ 1342.807210][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.807341][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.807429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.807529][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.807576][ T32] r4:846ded80 [ 1342.807644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.807784][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.807847][ T32] r4:00000001 [ 1342.807893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.808583][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.808661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.808724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.808786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.808861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.808917][ T32] r4:84a7de40 [ 1342.808971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.809054][ T32] INFO: task kworker/1:621:5351 blocked for more than 469 seconds. [ 1342.809125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.809203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.809304][ T32] task:kworker/1:621 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1342.811525][ T32] r5:00001000 r4:eb687000 [ 1342.811567][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.811884][ T32] r4:855c0a80 ** 6 printk messages dropped ** [ 1342.829886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.831281][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.831580][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1342.832022][ T32] r4:e05e5dc0 [ 1342.832084][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.846395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.846531][ T32] r4:00000000 [ 1342.846562][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.846635][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.846659][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.846706][ T32] r5:00001000 r4:ecf01000 [ 1342.846727][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.846793][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.846865][ T32] r5:85c39b8c r4:85c39800 [ 1342.846888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.846937][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.846958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.847005][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.847028][ T32] r4:846ded80 [ 1342.847048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.847094][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.847118][ T32] r4:00000001 [ 1342.847171][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.847496][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1342.847575][ T32] task:kworker/1:622 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.848362][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.848690][ T32] r5:00001000 r4:eb66f000 [ 1342.848795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.848922][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.849206][ T32] r10:61c88647 r9:85508c00 r8:855c0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.849591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 17 printk messages dropped ** [ 1342.850821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 20 printk messages dropped ** [ 1342.851629][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1342.851968][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.865782][ T32] r4:85509800 ** 5 printk messages dropped ** [ 1342.866604][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.867303][ T32] r5:00001000 r4:eb699000 [ 1342.867345][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.867667][ T32] r10:61c88647 r9:85509800 r8:855c0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.868094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.869056][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1342.869481][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1342.869772][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1342.870243][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.870655][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1342.870822][ T32] task:kworker/1:624 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.871258][ T32] r4:00000000 [ 1342.871312][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.871353][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.871428][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.871490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d4c40 [ 1342.871528][ T32] r4:00000000 [ 1342.871585][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.871664][ T32] r9:83018205 r8:8550a400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1342.871689][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.871731][ T32] r5:00001000 r4:eb791000 [ 1342.871780][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.871822][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.871869][ T32] r5:856f0f8c r4:856f0c00 [ 1342.871889][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.871934][ T32] r7:ddde2d80 r6:83018200 r5:856f0f8c r4:855c0d80 [ 1342.871955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.871999][ T32] r10:61c88647 r9:8550a400 r8:855c0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.872021][ T32] r4:855c0d80 [ 1342.872040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.872082][ T32] r10:00000000 r9:855c0d80 r8:8027f5e8 r7:eba3de60 r6:855c0e80 r5:8550a400 [ 1342.872134][ T32] r4:00000001 [ 1342.872157][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.895232][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1342.895342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.895378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.895430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.895470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.895495][ T32] r4:855d4100 [ 1342.896005][ T32] INFO: task kworker/1:624:5356 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.896077][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.896153][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.896216][ T32] Call trace: [ 1342.896249][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.896334][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.896365][ T32] r4:00000000 [ 1342.896417][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.896461][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.896512][ T32] 5d20: 82b13000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.896546][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.896586][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.896628][ T32] r5:80000013 r4:80239bb0 [ 1342.896682][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.896756][ T32] r4:82ac11e4 [ 1342.896782][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.896828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.896898][ T32] r4:e05e5dc0 [ 1342.896925][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.896968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.896990][ T32] r4:00000000 [ 1342.897042][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.897120][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.897176][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.897223][ T32] r5:00001000 r4:ecf01000 [ 1342.897280][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.897325][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.897368][ T32] r5:85c39b8c r4:85c39800 [ 1342.897423][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.897486][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.897511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.897581][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.897609][ T32] r4:846ded80 [ 1342.897659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.897707][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.897763][ T32] r4:00000001 [ 1342.897816][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.897866][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.897894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.897922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.897948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.898032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.898100][ T32] r4:84a7de40 [ 1342.898129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.898161][ T32] INFO: task kworker/1:625:5358 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1342.898587][ T32] r10:829188dc r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:8550b000 ** 9 printk messages dropped ** [ 1342.899094][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.899514][ T32] r5:00001000 r4:eb779000 ** 1 printk messages dropped ** [ 1342.899644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.900234][ T32] Exception stack(0xeba41fb0 to 0xeba41ff8) ** 6 printk messages dropped ** [ 1342.900773][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.901379][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.901440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.901463][ T32] r4:e05e5dc0 [ 1342.901520][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.901584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.901609][ T32] r4:00000000 [ 1342.901629][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.901685][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.901735][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.901780][ T32] r5:00001000 r4:ecf01000 [ 1342.901800][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.901847][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.901920][ T32] r5:85c39b8c r4:85c39800 [ 1342.901944][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.902101][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.902188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.925320][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.925383][ T32] r4:846ded80 [ 1342.925431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.925535][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.925576][ T32] r4:00000001 [ 1342.925630][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.925673][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.925704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.925732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.925797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.925840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.925866][ T32] r4:84a7de40 [ 1342.925892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.925933][ T32] INFO: task kworker/1:626:5360 blocked for more than 469 seconds. [ 1342.926003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.926037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.926060][ T32] task:kworker/1:626 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.926153][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.926203][ T32] Call trace: [ 1342.926268][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.926322][ T32] r10:829188dc r9:eba45d84 r8:00000002 r7:60000113 r6:eba45d8c r5:8550bc00 [ 1342.926348][ T32] r4:8550bc00 [ 1342.926404][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.926448][ T32] r5:8550bc00 r4:829188d8 [ 1342.926470][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.926510][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.926555][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 [ 1342.926578][ T32] r4:00000000 [ 1342.926597][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.926669][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.926718][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.926789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d4dc0 [ 1342.926819][ T32] r4:00000000 [ 1342.926849][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.926898][ T32] r9:83018205 r8:8550bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1342.926953][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.927028][ T32] r5:00001000 r4:eb7a9000 [ 1342.927075][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.927133][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.927178][ T32] r5:856f138c r4:856f1000 [ 1342.927217][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.927265][ T32] r7:ddde2d80 r6:83018200 r5:856f138c r4:85640100 [ 1342.927316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.927366][ T32] r10:61c88647 r9:8550bc00 r8:8564012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.927391][ T32] r4:85640100 [ 1342.927411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.927454][ T32] r10:00000000 r9:85640100 r8:8027f5e8 r7:eb7b9e60 r6:85640080 r5:8550bc00 [ 1342.927477][ T32] r4:00000001 [ 1342.927496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.927530][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) [ 1342.927592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.927628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.927657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.927686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.927707][ T32] r4:855d4780 [ 1342.928257][ T32] INFO: task kworker/1:626:5360 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.928298][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.928393][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.928493][ T32] Call trace: [ 1342.928529][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.928578][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.928602][ T32] r4:00000000 [ 1342.928622][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.928686][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.928720][ T32] 5d20: 8314e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.928749][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.928775][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.928842][ T32] r5:80000013 r4:80239bb0 [ 1342.928901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1342.929070][ T32] r4:e05e5dc0 ** 7 printk messages dropped ** [ 1342.929404][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.929668][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.930110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.930308][ T32] task:kworker/1:627 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.930914][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 ** 7 printk messages dropped ** [ 1342.931266][ T32] r9:83018205 r8:8550c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 1 printk messages dropped ** [ 1342.931332][ T32] r5:00001000 r4:eb7e1000 ** 2 printk messages dropped ** [ 1342.931427][ T32] r5:856f238c r4:856f2000 ** 3 printk messages dropped ** [ 1342.931587][ T32] r10:61c88647 r9:8550c800 r8:8564002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.931877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.953240][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.953555][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1342.953779][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.954092][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.954331][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.954635][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.954921][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 2 printk messages dropped ** [ 1342.955032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.955064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.955125][ T32] r4:84a7de40 [ 1342.955153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.955214][ T32] INFO: task kworker/1:628:5365 blocked for more than 469 seconds. [ 1342.955280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.955321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.955345][ T32] task:kworker/1:628 state:D stack:0 pid:5365 tgid:5365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.955395][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.955471][ T32] Call trace: [ 1342.955536][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.955584][ T32] r10:829188dc r9:eba4dd84 r8:00000002 r7:60000113 r6:eba4dd8c r5:8550d400 [ 1342.955606][ T32] r4:8550d400 [ 1342.955627][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.955667][ T32] r5:8550d400 r4:829188d8 [ 1342.955717][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.955815][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.955868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 [ 1342.955913][ T32] r4:00000000 [ 1342.955937][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1342.955975][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.956041][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.956112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d4f80 [ 1342.956138][ T32] r4:00000000 [ 1342.956189][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.956237][ T32] r9:83018205 r8:8550d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1342.956278][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.956323][ T32] r5:00001000 r4:eb7c1000 [ 1342.956342][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.956402][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.956448][ T32] r5:856f178c r4:856f1400 [ 1342.956490][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.956566][ T32] r7:ddde2d80 r6:83018200 r5:856f178c r4:85640180 [ 1342.956591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.956636][ T32] r10:61c88647 r9:8550d400 r8:856401ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.956692][ T32] r4:85640180 [ 1342.956715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.956762][ T32] r10:00000000 r9:85640180 r8:8027f5e8 r7:eba49e60 r6:85640280 r5:8550d400 [ 1342.956816][ T32] r4:00000001 [ 1342.956839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.956876][ T32] Exception stack(0xeba4dfb0 to 0xeba4dff8) [ 1342.956934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.956977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.957007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.957036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.957081][ T32] r4:855d4e00 [ 1342.957486][ T32] INFO: task kworker/1:628:5365 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.957520][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.957617][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.957663][ T32] Call trace: [ 1342.957693][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.957739][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.957764][ T32] r4:00000000 [ 1342.957811][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.957865][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.957926][ T32] 5d20: 839e0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.957959][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.958039][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.958067][ T32] r5:80000013 r4:80239bb0 [ 1342.958093][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.958169][ T32] r4:82ac11e4 [ 1342.958195][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.958271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.958300][ T32] r4:e05e5dc0 [ 1342.958338][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.958413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.958453][ T32] r4:00000000 [ 1342.958478][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.958522][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.958545][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.958587][ T32] r5:00001000 r4:ecf01000 [ 1342.958606][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.958675][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.958723][ T32] r5:85c39b8c r4:85c39800 [ 1342.958744][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.958789][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.958810][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.958858][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.958881][ T32] r4:846ded80 [ 1342.958901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.958944][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.958967][ T32] r4:00000001 [ 1342.958986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.959052][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.959089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.959152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.959212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.959246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.959298][ T32] r4:84a7de40 [ 1342.959321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.959347][ T32] INFO: task kworker/1:629:5367 blocked for more than 469 seconds. [ 1342.959433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.959461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.959482][ T32] task:kworker/1:629 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.959822][ T32] r5:8550e000 r4:829188d8 ** 2 printk messages dropped ** [ 1342.959954][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 ** 6 printk messages dropped ** [ 1342.960266][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.960373][ T32] r5:00001000 r4:eb7d1000 [ 1342.960392][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.960429][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.960469][ T32] r5:856f1b8c r4:856f1800 [ 1342.960488][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.960636][ T32] r4:85640300 [ 1342.960655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.960700][ T32] r10:00000000 r9:85640300 r8:8027f5e8 r7:eba49e60 r6:85640380 r5:8550e000 [ 1342.960761][ T32] r4:00000001 [ 1342.960784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.960818][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1342.960846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.960874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.960918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.960974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.961014][ T32] r4:85647300 [ 1342.961336][ T32] INFO: task kworker/1:629:5367 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1342.961396][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.961517][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.961597][ T32] Call trace: [ 1342.961651][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1342.961701][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1342.961757][ T32] r4:00000000 [ 1342.961793][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.961835][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1342.961903][ T32] 5d20: 839e0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1342.961938][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1342.961964][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.962055][ T32] r5:80000013 r4:80239bb0 [ 1342.962107][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.962235][ T32] r4:82ac11e4 [ 1342.988067][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.988171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1342.988201][ T32] r4:e05e5dc0 [ 1342.988320][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.988565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1342.988593][ T32] r4:00000000 [ 1342.988614][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.988710][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1342.988736][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.988785][ T32] r5:00001000 r4:ecf01000 [ 1342.988805][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.988875][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.988926][ T32] r5:85c39b8c r4:85c39800 [ 1342.988947][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.988996][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1342.989017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.989064][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.989087][ T32] r4:846ded80 [ 1342.989111][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.989180][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1342.989206][ T32] r4:00000001 [ 1342.989227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.989266][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1342.989656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.989691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.989720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.989753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.989777][ T32] r4:84a7de40 [ 1342.989802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.989833][ T32] INFO: task kworker/1:630:5369 blocked for more than 469 seconds. [ 1342.989872][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.989920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.990420][ T32] task:kworker/1:630 state:D stack:0 pid:5369 tgid:5369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.991012][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.991065][ T32] Call trace: [ 1342.991687][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1342.991738][ T32] r10:829188dc r9:eba59d84 r8:00000002 r7:60000113 r6:eba59d8c r5:8550ec00 [ 1342.991761][ T32] r4:8550ec00 [ 1342.991781][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1342.991820][ T32] r5:8550ec00 r4:829188d8 [ 1342.992119][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.006893][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.007003][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 [ 1343.007030][ T32] r4:00000000 [ 1343.007076][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.007122][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.007162][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.007204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647bc0 [ 1343.007226][ T32] r4:00000000 [ 1343.007245][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.007305][ T32] r9:83018205 r8:8550ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1343.008079][ T32] r5:00001000 r4:eb867000 [ 1343.008110][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.008153][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.008395][ T32] r10:61c88647 r9:8550ec00 r8:8564042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.009096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.010518][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1343.011733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 12 printk messages dropped ** [ 1343.033912][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 5 printk messages dropped ** [ 1343.034228][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.034999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.036903][ T32] r10:829188dc r9:eba51d84 r8:00000002 r7:60000013 r6:eba51d8c r5:85678000 ** 9 printk messages dropped ** [ 1343.038182][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.039939][ T32] r5:00001000 r4:eb7f1000 ** 2 printk messages dropped ** [ 1343.040077][ T32] r5:856f1f8c r4:856f1c00 ** 3 printk messages dropped ** [ 1343.041110][ T32] r10:61c88647 r9:85678000 r8:8564052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.041998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.042516][ T32] r4:85647180 [ 1343.073042][ T32] INFO: task kworker/1:631:5370 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.073114][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.073346][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.073408][ T32] Call trace: [ 1343.073441][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.073495][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.073691][ T32] r4:00000000 [ 1343.073721][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.073765][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.073795][ T32] 5d20: 84a7a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.073824][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.073855][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.073881][ T32] r5:80000013 r4:80239bb0 [ 1343.073994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.074051][ T32] r4:82ac11e4 [ 1343.074523][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.074572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.074600][ T32] r4:e05e5dc0 [ 1343.074621][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.074663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.074684][ T32] r4:00000000 [ 1343.074704][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.075061][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.075108][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.075156][ T32] r5:00001000 r4:ecf01000 [ 1343.075177][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.075239][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.075355][ T32] r5:85c39b8c r4:85c39800 [ 1343.075380][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.075427][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.075449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.075871][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.076138][ T32] r4:846ded80 [ 1343.076186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.076297][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.076323][ T32] r4:00000001 [ 1343.076343][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.076379][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.076406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.076435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.076462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.076492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.076532][ T32] r4:84a7de40 [ 1343.076556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.076583][ T32] INFO: task kworker/1:632:5371 blocked for more than 469 seconds. [ 1343.076612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.076636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.076691][ T32] task:kworker/1:632 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.076740][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.076780][ T32] Call trace: [ 1343.076817][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.076883][ T32] r10:829188dc r9:eba5dd84 r8:00000002 r7:60000013 r6:eba5dd8c r5:85678c00 [ 1343.076992][ T32] r4:85678c00 [ 1343.077346][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.077392][ T32] r5:85678c00 r4:829188d8 [ 1343.077413][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.077528][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.077578][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 [ 1343.077767][ T32] r4:00000000 [ 1343.077790][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.077829][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.078005][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.078840][ T32] r5:00001000 r4:eb809000 [ 1343.078871][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.079113][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.079500][ T32] r10:61c88647 r9:85678c00 r8:8564062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.080287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.081936][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1343.105938][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.106197][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.107950][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1343.108381][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.109195][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1343.109355][ T32] task:kworker/1:633 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.110380][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.110796][ T32] r9:83018205 r8:8474d400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 1 printk messages dropped ** [ 1343.110867][ T32] r5:00001000 r4:eb821000 ** 3 printk messages dropped ** [ 1343.111462][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.137114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.139841][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1343.142010][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1343.163712][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1343.163995][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 5 printk messages dropped ** [ 1343.164472][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.165421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.166515][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.167237][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.167340][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.167453][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1343.167573][ T32] r4:00000000 [ 1343.167625][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.167705][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.167796][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.167937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647a00 [ 1343.168056][ T32] r4:00000000 [ 1343.168152][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.168299][ T32] r9:83018205 r8:849c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1343.168364][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.168490][ T32] r5:00001000 r4:eb845000 [ 1343.168565][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.168700][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.168796][ T32] r5:856f338c r4:856f3000 [ 1343.168862][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.168979][ T32] r7:ddde2d80 r6:83018200 r5:856f338c r4:85640780 [ 1343.169034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.169132][ T32] r10:61c88647 r9:849c8c00 r8:856407ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.169181][ T32] r4:85640780 [ 1343.169224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.169391][ T32] r10:00000000 r9:85640780 r8:8027f5e8 r7:eba59e60 r6:854e8200 r5:849c8c00 [ 1343.169422][ T32] r4:00000001 [ 1343.169442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.169773][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1343.169818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.169876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.169906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.169939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.169964][ T32] r4:85647580 [ 1343.170408][ T32] INFO: task kworker/1:634:5377 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.170474][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.170597][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.170732][ T32] Call trace: [ 1343.170808][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.170914][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.170966][ T32] r4:00000000 [ 1343.171014][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.171194][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.171329][ T32] 5d20: 8554b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.171400][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.171459][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.171511][ T32] r5:80000013 r4:80239bb0 [ 1343.171559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.171641][ T32] r4:82ac11e4 [ 1343.171722][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.171793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.171888][ T32] r4:e05e5dc0 [ 1343.171913][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.172112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.203413][ T32] r4:00000000 [ 1343.203543][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.203670][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.203724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.203851][ T32] r5:00001000 r4:ecf01000 [ 1343.203906][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.204075][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.204177][ T32] r5:85c39b8c r4:85c39800 [ 1343.204224][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.204380][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.204477][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.204580][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.204614][ T32] r4:846ded80 [ 1343.205086][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.205142][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.205448][ T32] r4:00000001 [ 1343.205472][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.205509][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.205799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.206000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.206048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.206100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.206126][ T32] r4:84a7de40 [ 1343.206150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1343.206254][ T32] task:kworker/1:635 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.207442][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.208857][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.209202][ T32] r5:00001000 r4:eb857000 [ 1343.209223][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.209301][ T32] r5:856f378c r4:856f3400 ** 1 printk messages dropped ** [ 1343.209382][ T32] r7:ddde2d80 r6:83018200 r5:856f378c r4:85640880 [ 1343.209407][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.209453][ T32] r10:61c88647 r9:849c9800 r8:856408ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.209474][ T32] r4:85640880 [ 1343.209493][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.209536][ T32] r10:00000000 r9:85640880 r8:8027f5e8 r7:eba59e60 r6:854e8280 r5:849c9800 [ 1343.209559][ T32] r4:00000001 [ 1343.209578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.209981][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1343.210020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.210050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.210077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.210107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.210129][ T32] r4:85647880 [ 1343.210534][ T32] INFO: task kworker/1:635:5378 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.210569][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.210689][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.211086][ T32] Call trace: [ 1343.211119][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.211167][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.211191][ T32] r4:00000000 [ 1343.211744][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.211842][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.211912][ T32] 5d20: 85ac2000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.211976][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.212034][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.212272][ T32] r5:80000013 r4:80239bb0 [ 1343.212365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.212552][ T32] r4:82ac11e4 [ 1343.243117][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.243341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.243404][ T32] r4:e05e5dc0 [ 1343.243451][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.243537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.244089][ T32] r4:00000000 [ 1343.245199][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.245371][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.246224][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.246748][ T32] r5:00001000 r4:ecf01000 [ 1343.247496][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.247597][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.247686][ T32] r5:85c39b8c r4:85c39800 [ 1343.247731][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.247837][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.247889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.248890][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.249194][ T32] r4:846ded80 [ 1343.249258][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.249355][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.250946][ T32] r4:00000001 [ 1343.251201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.251296][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.251361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.251806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.252185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.280612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.280841][ T32] r4:84a7de40 [ 1343.281120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.281214][ T32] INFO: task kworker/1:636:5381 blocked for more than 469 seconds. [ 1343.281770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.282036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.282101][ T32] task:kworker/1:636 state:D stack:0 pid:5381 tgid:5381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.282366][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.296646][ T32] Call trace: [ 1343.296721][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.296785][ T32] r10:829188dc r9:eba85d84 r8:00000002 r7:60000013 r6:eba85d8c r5:849c8000 [ 1343.296811][ T32] r4:849c8000 [ 1343.296833][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.296906][ T32] r5:849c8000 r4:829188d8 [ 1343.297223][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.297268][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.297314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1343.297339][ T32] r4:00000000 [ 1343.297418][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.297459][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.297499][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.297540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647f00 [ 1343.297620][ T32] r4:00000000 [ 1343.297838][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.297893][ T32] r9:83018205 r8:849c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1343.297915][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.298060][ T32] r5:00001000 r4:ebaa7000 [ 1343.298121][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.298165][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.298326][ T32] r5:856f838c r4:856f8000 [ 1343.298386][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.298489][ T32] r7:ddde2d80 r6:83018200 r5:856f838c r4:85640900 [ 1343.298575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.298687][ T32] r10:61c88647 r9:849c8000 r8:8564092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.298740][ T32] r4:85640900 [ 1343.298862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.298978][ T32] r10:00000000 r9:85640900 r8:8027f5e8 r7:eba59e60 r6:854e8300 r5:849c8000 [ 1343.299033][ T32] r4:00000001 [ 1343.299079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.299160][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1343.299334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.299413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.299492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.299562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.299611][ T32] r4:85647b80 [ 1343.300146][ T32] INFO: task kworker/1:636:5381 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.300189][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.300334][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.300388][ T32] Call trace: [ 1343.300420][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.300468][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.300493][ T32] r4:00000000 [ 1343.300514][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.300553][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.300639][ T32] 5d20: 86846000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.300675][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 3 printk messages dropped ** [ 1343.300792][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1343.300938][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.301315][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.301864][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.310014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.310317][ T32] task:kworker/1:637 state:D stack:0 pid:5382 tgid:5382 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.310867][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 ** 8 printk messages dropped ** [ 1343.311309][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.311350][ T32] r5:00001000 r4:eb875000 ** 2 printk messages dropped ** [ 1343.311669][ T32] r5:856f3f8c r4:856f3c00 ** 3 printk messages dropped ** [ 1343.312025][ T32] r10:61c88647 r9:849ca400 r8:856409ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.326116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.327466][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1343.327908][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1343.328522][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1343.329347][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.329447][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.329500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.329583][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.329705][ T32] r4:846ded80 [ 1343.329731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.329804][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.329868][ T32] r4:00000001 [ 1343.329920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.329961][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.330005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.330038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.330066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.330095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.330151][ T32] r4:84a7de40 [ 1343.330177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.330207][ T32] INFO: task kworker/1:638:5384 blocked for more than 469 seconds. [ 1343.330241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.330296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.330324][ T32] task:kworker/1:638 state:D stack:0 pid:5384 tgid:5384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.330375][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.330489][ T32] Call trace: [ 1343.330762][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.330917][ T32] r10:829188dc r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:849cb000 [ 1343.330946][ T32] r4:849cb000 [ 1343.330968][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.331012][ T32] r5:849cb000 r4:829188d8 [ 1343.331034][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.331074][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.331158][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1343.331241][ T32] r4:00000000 [ 1343.331292][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.331361][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.331402][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.331444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85647dc0 [ 1343.331553][ T32] r4:00000000 [ 1343.331596][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.331663][ T32] r9:83018205 r8:849cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1343.331734][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.331782][ T32] r5:00001000 r4:eba97000 [ 1343.331805][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.331864][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.331983][ T32] r5:856f3b8c r4:856f3800 [ 1343.332030][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.332080][ T32] r7:ddde2d80 r6:83018200 r5:856f3b8c r4:85640800 [ 1343.332101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.332146][ T32] r10:61c88647 r9:849cb000 r8:8564082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.332168][ T32] r4:85640800 [ 1343.332187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.340696][ T32] r10:00000000 r9:85640800 r8:8027f5e8 r7:eba85e60 r6:854e8400 r5:849cb000 [ 1343.340765][ T32] r4:00000001 [ 1343.340816][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.340942][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1343.341029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.341099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.341159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.341223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.341270][ T32] r4:85647880 [ 1343.342182][ T32] INFO: task kworker/1:638:5384 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.355769][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.355945][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.356084][ T32] Call trace: [ 1343.356175][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.356275][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.356324][ T32] r4:00000000 [ 1343.356385][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.356487][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.356579][ T32] 5d20: 86e64000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.356645][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.356701][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.356754][ T32] r5:80000013 r4:80239bb0 [ 1343.356815][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.356909][ T32] r4:82ac11e4 [ 1343.356951][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.357037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.357101][ T32] r4:e05e5dc0 [ 1343.357152][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.357238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 6 printk messages dropped ** [ 1343.357685][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.358523][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.358944][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1343.359486][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.360130][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.360934][ T32] r5:00001000 r4:ebab3000 [ 1343.360977][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.361268][ T32] r7:ddde2d80 r6:83018200 r5:856f878c r4:85640a80 ** 9 printk messages dropped ** [ 1343.362040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.383781][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.384174][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1343.384722][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.385247][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.385361][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.385384][ T32] r4:846ded80 [ 1343.385419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.385469][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.385495][ T32] r4:00000001 [ 1343.385545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.385583][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.385612][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.385642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.385695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.385728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.385751][ T32] r4:84a7de40 [ 1343.385800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.385858][ T32] INFO: task kworker/1:640:5390 blocked for more than 469 seconds. [ 1343.385892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.385919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.385941][ T32] task:kworker/1:640 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.386010][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.386127][ T32] Call trace: [ 1343.386197][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.386294][ T32] r10:829188dc r9:ebabdd84 r8:00000002 r7:60000113 r6:ebabdd8c r5:849cbc00 [ 1343.386363][ T32] r4:849cbc00 [ 1343.386432][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.386519][ T32] r5:849cbc00 r4:829188d8 [ 1343.386565][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.386663][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.386764][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1343.386833][ T32] r4:00000000 [ 1343.386892][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.386989][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.387072][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.387159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85661500 [ 1343.387212][ T32] r4:00000000 [ 1343.387256][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.387351][ T32] r9:83018205 r8:849cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1343.387397][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.387504][ T32] r5:00001000 r4:dfb19000 [ 1343.387530][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.387575][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.387618][ T32] r5:856f8f8c r4:856f8c00 [ 1343.387726][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.387858][ T32] r7:ddde2d80 r6:83018200 r5:856f8f8c r4:85640b00 [ 1343.387884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.387931][ T32] r10:61c88647 r9:849cbc00 r8:85640b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.387954][ T32] r4:85640b00 [ 1343.387973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.388060][ T32] r10:00000000 r9:85640b00 r8:8027f5e8 r7:ebaa5e60 r6:854e8580 r5:849cbc00 [ 1343.388155][ T32] r4:00000001 [ 1343.388458][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.388581][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1343.388632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.388665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.388748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.388781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.388806][ T32] r4:85647680 [ 1343.389085][ T32] INFO: task kworker/1:640:5390 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.389119][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.389176][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.389255][ T32] Call trace: [ 1343.389309][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.389356][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.389381][ T32] r4:00000000 [ 1343.389428][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.389471][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.389499][ T32] 5d20: 871e7000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.389528][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.389660][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.389689][ T32] r5:80000013 r4:80239bb0 [ 1343.389737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.389785][ T32] r4:82ac11e4 [ 1343.389808][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.389857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.389880][ T32] r4:e05e5dc0 [ 1343.389925][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.389984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.390009][ T32] r4:00000000 [ 1343.390111][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.390160][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.390183][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.390225][ T32] r5:00001000 r4:ecf01000 [ 1343.390245][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.390284][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.390325][ T32] r5:85c39b8c r4:85c39800 [ 1343.390345][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.390390][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.390439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.390628][ T32] r4:00000001 [ 1343.390649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.390727][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.390852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.390974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.391004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.391097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.391304][ T32] r4:84a7de40 [ 1343.391328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.391354][ T32] INFO: task kworker/1:641:5392 blocked for more than 469 seconds. [ 1343.391382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.391424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.391542][ T32] task:kworker/1:641 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.391591][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.391633][ T32] Call trace: [ 1343.391776][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.391823][ T32] r10:829188dc r9:eba61d84 r8:00000002 r7:60000113 r6:eba61d8c r5:849cec00 [ 1343.391850][ T32] r4:849cec00 [ 1343.391870][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.391911][ T32] r5:849cec00 r4:829188d8 [ 1343.391931][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.392048][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.417785][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1343.417855][ T32] r4:00000000 [ 1343.417883][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.417936][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.417994][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.418040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85661000 [ 1343.418175][ T32] r4:00000000 [ 1343.418201][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.418250][ T32] r9:83018205 r8:849cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1343.418336][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.418438][ T32] r5:00001000 r4:ebac7000 [ 1343.418503][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.418692][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.418820][ T32] r5:856f8b8c r4:856f8800 [ 1343.418879][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.418996][ T32] r7:ddde2d80 r6:83018200 r5:856f8b8c r4:85640a00 [ 1343.419042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.419091][ T32] r10:61c88647 r9:849cec00 r8:85640a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.419113][ T32] r4:85640a00 [ 1343.419134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.419206][ T32] r10:00000000 r9:85640a00 r8:8027f5e8 r7:ebabde60 r6:854e8500 r5:849cec00 [ 1343.419233][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.419295][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) ** 4 printk messages dropped ** [ 1343.419591][ T32] r4:85647c80 ** 5 printk messages dropped ** [ 1343.421244][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1343.421862][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1343.422178][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1343.432917][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 3 printk messages dropped ** [ 1343.433043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.433289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.433318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.433356][ T32] r4:84a7de40 [ 1343.433440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.433499][ T32] INFO: task kworker/1:642:5394 blocked for more than 469 seconds. [ 1343.433563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.433625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.433677][ T32] task:kworker/1:642 state:D stack:0 pid:5394 tgid:5394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.433734][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.433780][ T32] Call trace: [ 1343.433822][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.433880][ T32] r10:829188dc r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:849ce000 [ 1343.433903][ T32] r4:849ce000 [ 1343.433923][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.433963][ T32] r5:849ce000 r4:829188d8 [ 1343.434024][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.434070][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.434210][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1343.434242][ T32] r4:00000000 [ 1343.434263][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.434302][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.434338][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.434392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85661140 [ 1343.434430][ T32] r4:00000000 [ 1343.434454][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.434510][ T32] r9:83018205 r8:849ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1343.434547][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.434591][ T32] r5:00001000 r4:ebad3000 [ 1343.434612][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.434651][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.434691][ T32] r5:856f938c r4:856f9000 [ 1343.434710][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.434754][ T32] r7:ddde2d80 r6:83018200 r5:856f938c r4:85640b80 [ 1343.434786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.434836][ T32] r10:61c88647 r9:849ce000 r8:85640bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.434876][ T32] r4:85640b80 [ 1343.434899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.434945][ T32] r10:00000000 r9:85640b80 r8:8027f5e8 r7:ebabde60 r6:854e8680 r5:849ce000 [ 1343.434969][ T32] r4:00000001 [ 1343.434988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.435022][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1343.435048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.435076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.435105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.435137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.435160][ T32] r4:85661180 [ 1343.435568][ T32] INFO: task kworker/1:642:5394 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.435604][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.435680][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.435799][ T32] Call trace: [ 1343.435834][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.435888][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.435918][ T32] r4:00000000 [ 1343.435940][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.435977][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.436005][ T32] 5d20: 874f5000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.436063][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.436093][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.436129][ T32] r5:80000013 r4:80239bb0 [ 1343.436182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.436267][ T32] r4:82ac11e4 [ 1343.436315][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.436426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.436501][ T32] r4:e05e5dc0 [ 1343.436571][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.437250][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1343.437528][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1343.438104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.438518][ T32] r10:829188dc r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:8561e000 ** 8 printk messages dropped ** [ 1343.438827][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.438869][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.438910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85661740 [ 1343.438933][ T32] r4:00000000 [ 1343.438965][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.439015][ T32] r9:83018205 r8:8561e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.439037][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.439079][ T32] r5:00001000 r4:e89f9000 [ 1343.439099][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.439137][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.439177][ T32] r5:856f978c r4:856f9400 [ 1343.439197][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.439241][ T32] r7:ddde2d80 r6:83018200 r5:856f978c r4:85640c80 [ 1343.439311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.439360][ T32] r10:61c88647 r9:8561e000 r8:85640cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.439383][ T32] r4:85640c80 [ 1343.439416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.439462][ T32] r10:00000000 r9:85640c80 r8:8027f5e8 r7:ebabde60 r6:854e8600 r5:8561e000 [ 1343.439485][ T32] r4:00000001 [ 1343.439506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.439539][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1343.439566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.439594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.439620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.439649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.439672][ T32] r4:85661180 [ 1343.439922][ T32] INFO: task kworker/1:643:5396 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.439956][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.440013][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.440057][ T32] Call trace: [ 1343.440086][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.440132][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.440155][ T32] r4:00000000 [ 1343.440175][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1343.440345][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1343.440675][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.440998][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.441654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.465524][ T32] r10:829188dc r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:84a90000 ** 9 printk messages dropped ** [ 1343.466069][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.466336][ T32] r5:00001000 r4:e061f000 ** 3 printk messages dropped ** [ 1343.466491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.467838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.469423][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.469745][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1343.471022][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1343.471759][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.496090][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1343.496432][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.496887][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 ** 9 printk messages dropped ** [ 1343.497440][ T32] r5:00001000 r4:eb4e5000 [ 1343.497473][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.497758][ T32] r7:ddde2d80 r6:83018200 r5:856fc78c r4:85640d80 ** 2 printk messages dropped ** [ 1343.498034][ T32] r4:85640d80 [ 1343.498068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.498117][ T32] r10:00000000 r9:85640d80 r8:8027f5e8 r7:eb8f5e60 r6:854e8780 r5:84a91800 [ 1343.498140][ T32] r4:00000001 [ 1343.498183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.498314][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1343.498386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.498455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.498517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.498580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.498631][ T32] r4:856614c0 [ 1343.499335][ T32] INFO: task kworker/1:645:5400 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.499408][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.499867][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.499947][ T32] Call trace: [ 1343.499991][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.500908][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.501011][ T32] r4:00000000 [ 1343.501065][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.501115][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.501145][ T32] 5d20: 87970000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.501210][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.501466][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.501495][ T32] r5:80000013 r4:80239bb0 [ 1343.501669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.501714][ T32] r4:82ac11e4 [ 1343.501735][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.501777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.501828][ T32] r4:e05e5dc0 [ 1343.501856][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.501900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.501923][ T32] r4:00000000 [ 1343.501942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.502110][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.522791][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.522991][ T32] r5:00001000 r4:ecf01000 [ 1343.523078][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.523210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.523290][ T32] r5:85c39b8c r4:85c39800 [ 1343.523316][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.523418][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.523521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.523575][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.523612][ T32] r4:846ded80 [ 1343.523637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.523703][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.523742][ T32] r4:00000001 [ 1343.523764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1343.523944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1343.524817][ T32] r4:84a90c00 ** 4 printk messages dropped ** [ 1343.525138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 ** 9 printk messages dropped ** [ 1343.525657][ T32] r5:00001000 r4:eaae7000 [ 1343.525720][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.525762][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.525911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.526401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.527708][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 9 printk messages dropped ** [ 1343.528443][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.529381][ T32] r5:85c39b8c r4:85c39800 ** 6 printk messages dropped ** [ 1343.529878][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 7 printk messages dropped ** [ 1343.530184][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1343.530513][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.530991][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.531668][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.531715][ T32] r5:00001000 r4:eabeb000 ** 1 printk messages dropped ** [ 1343.531803][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.531854][ T32] r5:856fa78c r4:856fa400 [ 1343.531875][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.531932][ T32] r7:ddde2d80 r6:83018200 r5:856fa78c r4:85640e80 [ 1343.531958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.532004][ T32] r10:61c88647 r9:84a93c00 r8:85640eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.532029][ T32] r4:85640e80 [ 1343.532049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.532092][ T32] r10:00000000 r9:85640e80 r8:8027f5e8 r7:ebae5e60 r6:854e8880 r5:84a93c00 [ 1343.532114][ T32] r4:00000001 [ 1343.532133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.532183][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1343.532272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.555947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.556002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.556038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.556063][ T32] r4:856614c0 [ 1343.556500][ T32] INFO: task kworker/1:647:5404 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.556536][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.556603][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.556659][ T32] Call trace: [ 1343.556749][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.556834][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.556924][ T32] r4:00000000 [ 1343.556951][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.556994][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.557023][ T32] 5d20: 87e9f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.557053][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.557079][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.557184][ T32] r5:80000013 r4:80239bb0 [ 1343.557209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.557253][ T32] r4:82ac11e4 [ 1343.557273][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.557314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 7 printk messages dropped ** [ 1343.557749][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1343.558136][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.558637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.558791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1343.559078][ T32] r10:829188dc r9:ebaf9d84 r8:00000002 r7:60000013 r6:ebaf9d8c r5:84a92400 [ 1343.559130][ T32] r4:84a92400 [ 1343.559154][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.559196][ T32] r5:84a92400 r4:829188d8 [ 1343.559242][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.559286][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.559332][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1343.559354][ T32] r4:00000000 [ 1343.559374][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.559412][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.559447][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.559489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85661b40 [ 1343.559511][ T32] r4:00000000 [ 1343.559532][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.559576][ T32] r9:83018205 r8:84a92400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1343.559634][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.559750][ T32] r5:00001000 r4:eaebf000 [ 1343.559775][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.559866][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.559924][ T32] r5:856fa38c r4:856fa000 [ 1343.559958][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.560183][ T32] r7:ddde2d80 r6:83018200 r5:856fa38c r4:85640c00 [ 1343.560208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.560257][ T32] r10:61c88647 r9:84a92400 r8:85640c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.560280][ T32] r4:85640c00 [ 1343.560299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.560354][ T32] r10:00000000 r9:85640c00 r8:8027f5e8 r7:ebae5e60 r6:854e8900 r5:84a92400 [ 1343.560408][ T32] r4:00000001 [ 1343.560475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.560560][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1343.560619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.560680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.560756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.560858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.560914][ T32] r4:85661980 [ 1343.561464][ T32] INFO: task kworker/1:648:5406 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.561549][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.561679][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.561796][ T32] Call trace: [ 1343.561879][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.561997][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.562073][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.580077][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 8 printk messages dropped ** [ 1343.580517][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1343.580813][ T32] r5:00001000 r4:ecf01000 ** 5 printk messages dropped ** [ 1343.581014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.581449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.581860][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.582218][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.598415][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.598508][ T32] r5:00001000 r4:eb0f3000 ** 1 printk messages dropped ** [ 1343.598639][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.598895][ T32] r7:ddde2d80 r6:83018200 r5:856fab8c r4:85640f00 [ 1343.598943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.599033][ T32] r10:61c88647 r9:84a95400 r8:85640f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.599111][ T32] r4:85640f00 [ 1343.599191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.599290][ T32] r10:00000000 r9:85640f00 r8:8027f5e8 r7:ebae5e60 r6:854e8980 r5:84a95400 [ 1343.599341][ T32] r4:00000001 [ 1343.599386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.599462][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1343.599522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.599604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.599672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.599764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.599820][ T32] r4:85661a00 [ 1343.600553][ T32] INFO: task kworker/1:649:5408 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.600657][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.600857][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.600967][ T32] Call trace: [ 1343.601036][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.601136][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.601190][ T32] r4:00000000 [ 1343.601255][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.601342][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.601403][ T32] 5d20: 8843c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.601467][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.601606][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.601685][ T32] r5:80000013 r4:80239bb0 [ 1343.601739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.601817][ T32] r4:82ac11e4 [ 1343.601873][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.601963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.602036][ T32] r4:e05e5dc0 [ 1343.602079][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.610576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.610687][ T32] r4:00000000 [ 1343.610742][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.610806][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.610852][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.610922][ T32] r5:00001000 r4:ecf01000 [ 1343.610948][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.610989][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.611075][ T32] r5:85c39b8c r4:85c39800 [ 1343.611130][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.611231][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.611278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.611374][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.611427][ T32] r4:846ded80 [ 1343.611508][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.611615][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.611668][ T32] r4:00000001 [ 1343.611716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.611795][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.611946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.612044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.614700][ T32] INFO: task kworker/1:650:5410 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.615178][ T32] r4:84a96c00 ** 5 printk messages dropped ** [ 1343.615434][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.615599][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.615806][ T32] r5:00001000 r4:eb173000 [ 1343.615853][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.615940][ T32] r5:856faf8c r4:856fac00 ** 3 printk messages dropped ** [ 1343.616102][ T32] r10:61c88647 r9:84a96c00 r8:8566712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.616484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.617083][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.617301][ T32] 5d20: 8843c000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 4 printk messages dropped ** [ 1343.617587][ T32] r4:82ac11e4 [ 1343.617611][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.617680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.617711][ T32] r4:e05e5dc0 [ 1343.617732][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.617773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.617798][ T32] r4:00000000 [ 1343.617819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.617869][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.617892][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.617952][ T32] r5:00001000 r4:ecf01000 [ 1343.618031][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.618076][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.618119][ T32] r5:85c39b8c r4:85c39800 [ 1343.618140][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.618212][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.618237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.618310][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1343.618573][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1343.619253][ T32] INFO: task kworker/1:651:5412 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.619695][ T32] r4:84a96000 ** 4 printk messages dropped ** [ 1343.619864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb11e08 ** 9 printk messages dropped ** [ 1343.620284][ T32] r5:00001000 r4:eb293000 [ 1343.620304][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.620342][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.620604][ T32] r10:61c88647 r9:84a96000 r8:8566702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.620956][ T32] r4:85661b00 ** 3 printk messages dropped ** [ 1343.621406][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.621603][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 6 printk messages dropped ** [ 1343.621786][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.650115][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1343.650424][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1343.650739][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.651053][ T32] task:kworker/1:652 state:D stack:0 pid:5414 tgid:5414 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.651587][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 ** 9 printk messages dropped ** [ 1343.652033][ T32] r5:00001000 r4:eb2d7000 [ 1343.652269][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.664973][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.665043][ T32] r5:856fb78c r4:856fb400 [ 1343.665066][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.665142][ T32] r7:ddde2d80 r6:83018200 r5:856fb78c r4:85667180 [ 1343.665170][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.665223][ T32] r10:61c88647 r9:84a94800 r8:856671ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.665275][ T32] r4:85667180 [ 1343.665299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.665359][ T32] r10:00000000 r9:85667180 r8:8027f5e8 r7:ebae5e60 r6:854e8b00 r5:84a94800 [ 1343.665440][ T32] r4:00000001 [ 1343.665493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.665534][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) [ 1343.665564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.665593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.665634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.665751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.665778][ T32] r4:85661a80 [ 1343.666200][ T32] INFO: task kworker/1:652:5414 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.666251][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.666321][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.666368][ T32] Call trace: [ 1343.666453][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.666507][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.666531][ T32] r4:00000000 [ 1343.666577][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.666649][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.666710][ T32] 5d20: 88b35000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.666827][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.666864][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.666889][ T32] r5:80000013 r4:80239bb0 [ 1343.666910][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.666957][ T32] r4:82ac11e4 [ 1343.666978][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.667020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.667042][ T32] r4:e05e5dc0 [ 1343.667061][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.667103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.667125][ T32] r4:00000000 [ 1343.667156][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.667213][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.667237][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.667330][ T32] r5:00001000 r4:ecf01000 [ 1343.667355][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.667401][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.667445][ T32] r5:85c39b8c r4:85c39800 [ 1343.667494][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.667571][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.667624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.667698][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.667751][ T32] r4:846ded80 [ 1343.667804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.667859][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.668025][ T32] r4:00000001 [ 1343.668101][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.668227][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.668344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.668415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.668483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.668553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.668606][ T32] r4:84a7de40 [ 1343.668722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.668810][ T32] INFO: task kworker/1:653:5416 blocked for more than 470 seconds. [ 1343.668884][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1343.669069][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.669757][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.670599][ T32] r5:00001000 r4:eb353000 [ 1343.670644][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.670726][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.671286][ T32] r10:61c88647 r9:84a93000 r8:8566732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.671661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.696062][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.696383][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1343.696468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 6 printk messages dropped ** [ 1343.696668][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.696897][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 1 printk messages dropped ** [ 1343.697000][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.697222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.697250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.697281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.697327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.697353][ T32] r4:84a7de40 [ 1343.697376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.697404][ T32] INFO: task kworker/1:654:5418 blocked for more than 470 seconds. [ 1343.697433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.697457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.697479][ T32] task:kworker/1:654 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.697583][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.697637][ T32] Call trace: [ 1343.697668][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.697727][ T32] r10:829188dc r9:ebb29d84 r8:00000002 r7:60000113 r6:ebb29d8c r5:85548000 [ 1343.697761][ T32] r4:85548000 [ 1343.697835][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.697938][ T32] r5:85548000 r4:829188d8 [ 1343.697992][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.698051][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.698097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1343.698121][ T32] r4:00000000 [ 1343.698153][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.698196][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.698232][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.698274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85661c00 ** 4 printk messages dropped ** [ 1343.698645][ T32] r5:00001000 r4:eb3d9000 ** 1 printk messages dropped ** [ 1343.698792][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.699485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1343.700499][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1343.700921][ T32] r5:00001000 r4:ecf01000 ** 10 printk messages dropped ** [ 1343.701459][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.702094][ T32] INFO: task kworker/1:655:5420 blocked for more than 470 seconds. ** 13 printk messages dropped ** [ 1343.713701][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.714375][ T32] r5:00001000 r4:eb3fb000 ** 2 printk messages dropped ** [ 1343.714642][ T32] r5:856fc38c r4:856fc000 ** 9 printk messages dropped ** [ 1343.715326][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) ** 8 printk messages dropped ** [ 1343.716880][ T32] Call trace: ** 8 printk messages dropped ** [ 1343.717628][ T32] r5:80000013 r4:80239bb0 ** 11 printk messages dropped ** [ 1343.718581][ T32] r5:00001000 r4:ecf01000 ** 7 printk messages dropped ** [ 1343.719168][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1343.719596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.719655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.719712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.719771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.719858][ T32] r4:84a7de40 [ 1343.719919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.719973][ T32] INFO: task kworker/1:656:5422 blocked for more than 470 seconds. [ 1343.720033][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.720081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.720124][ T32] task:kworker/1:656 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.720213][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.720361][ T32] Call trace: [ 1343.720447][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.720537][ T32] r10:829188dc r9:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c r5:85548c00 [ 1343.720584][ T32] r4:85548c00 [ 1343.720626][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.720704][ T32] r5:85548c00 r4:829188d8 [ 1343.720748][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.720824][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.720918][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1343.720966][ T32] r4:00000000 [ 1343.721008][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.721097][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.721200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.721289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85731300 [ 1343.721352][ T32] r4:00000000 [ 1343.721400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.721685][ T32] r9:83018205 r8:85548c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.721740][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.721827][ T32] r5:00001000 r4:eb521000 [ 1343.721898][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.722016][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.722119][ T32] r5:856fcb8c r4:856fc800 [ 1343.722243][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.755363][ T32] r7:ddde2d80 r6:83018200 r5:856fcb8c r4:85667380 ** 4 printk messages dropped ** [ 1343.755685][ T32] r10:00000000 r9:85667380 r8:8027f5e8 r7:ebae5e60 r6:854e8d00 r5:85548c00 ** 14 printk messages dropped ** [ 1343.756655][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.756904][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1343.757635][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 16 printk messages dropped ** [ 1343.758794][ T32] r10:829188dc r9:ebb35d84 r8:00000002 r7:60000113 r6:ebb35d8c r5:8554b000 ** 15 printk messages dropped ** [ 1343.759713][ T32] r5:00001000 r4:eb721000 [ 1343.759759][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.759861][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.759909][ T32] r5:856fe38c r4:856fe000 [ 1343.759955][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.760088][ T32] r7:ddde2d80 r6:83018200 r5:856fe38c r4:85667400 [ 1343.760139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.760217][ T32] r10:61c88647 r9:8554b000 r8:8566742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.760253][ T32] r4:85667400 [ 1343.760273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.760345][ T32] r10:00000000 r9:85667400 r8:8027f5e8 r7:ebb39e60 r6:854e8d80 r5:8554b000 [ 1343.760400][ T32] r4:00000001 [ 1343.760452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.760517][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1343.760547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.760606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.760637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.760708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.760784][ T32] r4:857310c0 [ 1343.761259][ T32] INFO: task kworker/1:657:5425 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.761342][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.761512][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.761657][ T32] Call trace: [ 1343.761725][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.761825][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 9 printk messages dropped ** [ 1343.773131][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1343.774044][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.774475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.774504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.774526][ T32] r4:84a7de40 [ 1343.774590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.774622][ T32] INFO: task kworker/1:658:5428 blocked for more than 470 seconds. [ 1343.774653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.774678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.774951][ T32] task:kworker/1:658 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.775028][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.775129][ T32] Call trace: [ 1343.775170][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.775220][ T32] r10:829188dc r9:ebb3dd84 r8:00000002 r7:60000013 r6:ebb3dd8c r5:8554bc00 [ 1343.775243][ T32] r4:8554bc00 [ 1343.775262][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.775308][ T32] r5:8554bc00 r4:829188d8 [ 1343.775367][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.775439][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.775511][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 ** 4 printk messages dropped ** [ 1343.775804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85731540 ** 4 printk messages dropped ** [ 1343.776023][ T32] r5:00001000 r4:eb69f000 ** 6 printk messages dropped ** [ 1343.776338][ T32] r10:61c88647 r9:8554bc00 r8:856674ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1343.777642][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 14 printk messages dropped ** [ 1343.778345][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1343.779177][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1343.779775][ T32] task:kworker/0:485 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1343.781360][ T32] r5:00001000 r4:eb9b7000 ** 2 printk messages dropped ** [ 1343.781562][ T32] r5:8534838c r4:85348000 ** 11 printk messages dropped ** [ 1343.782066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.810458][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.810488][ T32] r4:00000000 [ 1343.810521][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.810578][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.810611][ T32] 5d20: 89893000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.810641][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.810691][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.810720][ T32] r5:80000013 r4:80239bb0 [ 1343.810740][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.810810][ T32] r4:82ac11e4 [ 1343.810834][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.810909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.810936][ T32] r4:e05e5dc0 [ 1343.810988][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.811090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.811198][ T32] r4:00000000 [ 1343.811250][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.811330][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.811393][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.811578][ T32] r5:00001000 r4:ecf01000 [ 1343.811603][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.811657][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.811730][ T32] r5:85c39b8c r4:85c39800 [ 1343.811767][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.812145][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.826377][ T32] r4:84a7de40 ** 8 printk messages dropped ** [ 1343.827112][ T32] r10:829188dc r9:ebb45d84 r8:00000002 r7:60000013 r6:ebb45d8c r5:8554d400 ** 8 printk messages dropped ** [ 1343.827854][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.827914][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.827958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85731680 [ 1343.827992][ T32] r4:00000000 [ 1343.828017][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.828063][ T32] r9:83018205 r8:8554d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1343.828085][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.828125][ T32] r5:00001000 r4:eb6c1000 [ 1343.828145][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.828205][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.828270][ T32] r5:856fd78c r4:856fd400 [ 1343.828336][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.828441][ T32] r7:ddde2d80 r6:83018200 r5:856fd78c r4:85667500 [ 1343.828488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.828583][ T32] r10:61c88647 r9:8554d400 r8:8566752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.828636][ T32] r4:85667500 [ 1343.828692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.828805][ T32] r10:00000000 r9:85667500 r8:8027f5e8 r7:ebb35e60 r6:854e8f80 r5:8554d400 [ 1343.828870][ T32] r4:00000001 [ 1343.828942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.829026][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1343.829085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.829148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.829221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.829293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.829354][ T32] r4:85731580 [ 1343.830236][ T32] INFO: task kworker/1:659:5431 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 1 printk messages dropped ** [ 1343.830447][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.831024][ T32] 5d20: 89d0a000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 9 printk messages dropped ** [ 1343.831778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1343.843523][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 1 printk messages dropped ** [ 1343.843737][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.843789][ T32] r4:846ded80 [ 1343.843841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.843949][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.844006][ T32] r4:00000001 [ 1343.844051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.844131][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.844192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.844255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.844312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.844375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.844423][ T32] r4:84a7de40 [ 1343.844521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.844593][ T32] INFO: task kworker/1:660:5433 blocked for more than 470 seconds. [ 1343.844661][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1343.844911][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.845532][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.846372][ T32] r5:00001000 r4:eb6db000 [ 1343.846414][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.846490][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.846829][ T32] r10:61c88647 r9:8554e000 r8:8566762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.847254][ T32] r4:85731740 ** 3 printk messages dropped ** [ 1343.847972][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.848209][ T32] 5d20: 89d0a000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 9 printk messages dropped ** [ 1343.848931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1343.849542][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.850056][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1343.850290][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.850746][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 ** 9 printk messages dropped ** [ 1343.851228][ T32] r5:00001000 r4:eb6f3000 [ 1343.851276][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.851516][ T32] r10:61c88647 r9:8554ec00 r8:856676ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.851854][ T32] r4:85731800 ** 5 printk messages dropped ** [ 1343.876587][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 6 printk messages dropped ** [ 1343.876908][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.877248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 2 printk messages dropped ** [ 1343.877484][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.877536][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.877628][ T32] r5:00001000 r4:ecf01000 [ 1343.877679][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.877779][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.877900][ T32] r5:85c39b8c r4:85c39800 [ 1343.877952][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.878088][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.878139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.878235][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.878291][ T32] r4:846ded80 [ 1343.878342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.878439][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.878503][ T32] r4:00000001 [ 1343.878548][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.878622][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.878678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.878739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.878814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.878907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.878996][ T32] r4:84a7de40 [ 1343.879054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.879134][ T32] INFO: task kworker/1:662:5437 blocked for more than 470 seconds. [ 1343.879246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.879309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.879356][ T32] task:kworker/1:662 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.879450][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.879610][ T32] Call trace: [ 1343.879699][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.879823][ T32] r10:829188dc r9:ebb51d84 r8:00000002 r7:60000013 r6:ebb51d8c r5:8554a400 [ 1343.879912][ T32] r4:8554a400 [ 1343.879972][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.880058][ T32] r5:8554a400 r4:829188d8 [ 1343.880105][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.880186][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.880279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1343.880328][ T32] r4:00000000 [ 1343.880370][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.880446][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.880488][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.880529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85731e40 [ 1343.880552][ T32] r4:00000000 [ 1343.880572][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.880636][ T32] r9:83018205 r8:8554a400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1343.880691][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.880736][ T32] r5:00001000 r4:eb885000 [ 1343.880776][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.880818][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.880869][ T32] r5:856fef8c r4:856fec00 [ 1343.880914][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.880972][ T32] r7:ddde2d80 r6:83018200 r5:856fef8c r4:85667280 [ 1343.881039][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.881093][ T32] r10:61c88647 r9:8554a400 r8:856672ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.881119][ T32] r4:85667280 [ 1343.881138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.881181][ T32] r10:00000000 r9:85667280 r8:8027f5e8 r7:ebb35e60 r6:85733100 r5:8554a400 [ 1343.881203][ T32] r4:00000001 [ 1343.881222][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.881255][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1343.881281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.881324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.881354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.881383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1343.882080][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.898471][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1343.898845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 10 printk messages dropped ** [ 1343.899275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.899644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.899997][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.900437][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.900910][ T32] r5:00001000 r4:eb743000 [ 1343.900964][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.901167][ T32] r7:ddde2d80 r6:83018200 r5:856fe78c r4:85667700 ** 8 printk messages dropped ** [ 1343.901635][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.916327][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1343.916758][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1343.917121][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1343.917500][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.917814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.918190][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.918416][ T32] r4:84378000 [ 1343.918438][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.918478][ T32] r5:84378000 r4:829188d8 [ 1343.918498][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.918558][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.918607][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 1343.918631][ T32] r4:00000000 [ 1343.918650][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.918687][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.918723][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.918775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85731c00 [ 1343.918823][ T32] r4:00000000 [ 1343.918852][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.918898][ T32] r9:83018205 r8:84378000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1343.918930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.918976][ T32] r5:00001000 r4:eb75b000 [ 1343.919026][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.919068][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.919109][ T32] r5:856fcf8c r4:856fcc00 [ 1343.919130][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.919174][ T32] r7:ddde2d80 r6:83018200 r5:856fcf8c r4:85667780 [ 1343.919218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.919288][ T32] r10:61c88647 r9:84378000 r8:856677ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.919314][ T32] r4:85667780 [ 1343.919334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.919435][ T32] r10:00000000 r9:85667780 r8:8027f5e8 r7:ebb51e60 r6:85733200 r5:84378000 [ 1343.919461][ T32] r4:00000001 [ 1343.919481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.919515][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1343.919689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.919723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.919774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.919830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.919882][ T32] r4:85731ac0 [ 1343.920480][ T32] INFO: task kworker/1:664:5442 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.920539][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.920607][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.920652][ T32] Call trace: [ 1343.920704][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.920755][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.920795][ T32] r4:00000000 [ 1343.920878][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.920932][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.920994][ T32] 5d20: 8a8fe000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.921049][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.921078][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.921103][ T32] r5:80000013 r4:80239bb0 [ 1343.921123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.921289][ T32] r4:82ac11e4 [ 1343.921337][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.921402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.921429][ T32] r4:e05e5dc0 [ 1343.921493][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.921559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.921602][ T32] r4:00000000 [ 1343.921638][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.921691][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.921723][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.921895][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1343.922171][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1343.937523][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.938115][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.938514][ T32] r5:84379800 r4:829188d8 ** 5 printk messages dropped ** [ 1343.938786][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.939097][ T32] r5:00001000 r4:eb8dd000 [ 1343.939148][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.939467][ T32] r10:61c88647 r9:84379800 r8:856675ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.940048][ T32] r4:85731d80 ** 5 printk messages dropped ** [ 1343.940828][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1343.941178][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1343.941467][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1343.942007][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.960775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.961486][ T32] r10:829188dc r9:ebb69d84 r8:00000002 r7:60000113 r6:ebb69d8c r5:8437a400 ** 8 printk messages dropped ** [ 1343.961879][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.963283][ T32] r5:00001000 r4:eb89d000 [ 1343.963331][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1343.963693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.963774][ T32] r10:61c88647 r9:8437a400 r8:856678ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.963822][ T32] r4:85667880 [ 1343.963880][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.963959][ T32] r10:00000000 r9:85667880 r8:8027f5e8 r7:ebb65e60 r6:85733300 r5:8437a400 [ 1343.963996][ T32] r4:00000001 [ 1343.964044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.964118][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1343.964178][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.964221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.964276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.964371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.964454][ T32] r4:85731d80 [ 1343.965131][ T32] INFO: task kworker/1:666:5445 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1343.965184][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.965293][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.965343][ T32] Call trace: [ 1343.965425][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1343.965482][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1343.965551][ T32] r4:00000000 [ 1343.965580][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.965621][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1343.965650][ T32] 5d20: 8b0cc000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1343.965680][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1343.965705][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.965731][ T32] r5:80000013 r4:80239bb0 [ 1343.965757][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.965800][ T32] r4:82ac11e4 [ 1343.965820][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.965892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1343.965920][ T32] r4:e05e5dc0 [ 1343.965941][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.966027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1343.966053][ T32] r4:00000000 [ 1343.966104][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.966155][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.966205][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.966252][ T32] r5:00001000 r4:ecf01000 [ 1343.966300][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.966374][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.966420][ T32] r5:85c39b8c r4:85c39800 [ 1343.966441][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.966485][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.966506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.966550][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.966572][ T32] r4:846ded80 [ 1343.966624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.966673][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.966696][ T32] r4:00000001 [ 1343.966731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.966769][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.966795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.966823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.966878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.966933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.966972][ T32] r4:84a7de40 [ 1343.967027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.967059][ T32] INFO: task kworker/1:667:5447 blocked for more than 470 seconds. [ 1343.967094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.967121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1343.967189][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.967482][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.968000][ T32] r5:00001000 r4:eb8ad000 [ 1343.968022][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.968083][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.968285][ T32] r10:61c88647 r9:8437bc00 r8:8566782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.968654][ T32] r4:85731f40 ** 5 printk messages dropped ** [ 1343.969292][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 9 printk messages dropped ** [ 1343.969638][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.970328][ T32] r5:85c39b8c r4:85c39800 ** 6 printk messages dropped ** [ 1343.970549][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1343.970827][ T32] INFO: task kworker/1:668:5449 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.971235][ T32] r5:8437c800 r4:829188d8 ** 5 printk messages dropped ** [ 1343.971520][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.971777][ T32] r5:00001000 r4:eb8bd000 ** 1 printk messages dropped ** [ 1343.971859][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.995632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.996500][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.996762][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.997062][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.997273][ T32] r4:e05e5dc0 ** 2 printk messages dropped ** [ 1343.997385][ T32] r4:00000000 [ 1343.997416][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.997498][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1343.997544][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.997591][ T32] r5:00001000 r4:ecf01000 [ 1343.997633][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.997677][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.997719][ T32] r5:85c39b8c r4:85c39800 [ 1343.997738][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.997785][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1343.997805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.997881][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.997918][ T32] r4:846ded80 [ 1343.997950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.998060][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1343.998125][ T32] r4:00000001 [ 1343.998150][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.998197][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1343.998228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.998281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.998312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.998340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.998383][ T32] r4:84a7de40 [ 1343.998429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.998497][ T32] INFO: task kworker/1:669:5451 blocked for more than 470 seconds. [ 1343.998537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.998576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.998622][ T32] task:kworker/1:669 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.998672][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.998792][ T32] Call trace: [ 1343.998827][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1343.998881][ T32] r10:829188dc r9:ebb7dd84 r8:00000002 r7:60000113 r6:ebb7dd8c r5:8437b000 [ 1343.998927][ T32] r4:8437b000 [ 1343.998952][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1343.999008][ T32] r5:8437b000 r4:829188d8 [ 1343.999032][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.999071][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.999137][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb7de08 [ 1343.999185][ T32] r4:00000000 [ 1343.999207][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1343.999245][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.999281][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.999321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736000 [ 1343.999343][ T32] r4:00000000 [ 1343.999379][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.999448][ T32] r9:83018205 r8:8437b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.999474][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.999515][ T32] r5:00001000 r4:eb8cd000 [ 1343.999566][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.999608][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.999649][ T32] r5:856ffb8c r4:856ff800 [ 1343.999691][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.999737][ T32] r7:ddde2d80 r6:83018200 r5:856ffb8c r4:85667980 [ 1343.999760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.999826][ T32] r10:61c88647 r9:8437b000 r8:856679ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.999860][ T32] r4:85667980 [ 1343.999880][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.999923][ T32] r10:00000000 r9:85667980 r8:8027f5e8 r7:ebb65e60 r6:85733480 r5:8437b000 [ 1343.999945][ T32] r4:00000001 [ 1343.999964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.000018][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) [ 1344.000068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.000101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.000129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.000157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.000202][ T32] r4:85731fc0 [ 1344.000536][ T32] INFO: task kworker/1:669:5451 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.000573][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.000703][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.000792][ T32] Call trace: [ 1344.000841][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.000890][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.000914][ T32] r4:00000000 [ 1344.000944][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.000985][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.001055][ T32] 5d20: 8b46e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.001090][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.001116][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.001141][ T32] r5:80000013 r4:80239bb0 [ 1344.001176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.001287][ T32] r4:82ac11e4 [ 1344.001311][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.001354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.001418][ T32] r4:e05e5dc0 [ 1344.001441][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.001482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 6 printk messages dropped ** [ 1344.001756][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.020815][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.021346][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1344.021791][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.032813][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.033342][ T32] r5:00001000 r4:eb5f3000 [ 1344.033364][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.033511][ T32] r7:ddde2d80 r6:83018200 r5:8570cb8c r4:85667a80 ** 5 printk messages dropped ** [ 1344.033735][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.033890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.034566][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.034662][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.034727][ T32] Call trace: [ 1344.034775][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.034865][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.034930][ T32] r4:00000000 [ 1344.034956][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.034997][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.035026][ T32] 5d20: 8baa5000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.035055][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.035103][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.035133][ T32] r5:80000013 r4:80239bb0 [ 1344.035154][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.035224][ T32] r4:82ac11e4 [ 1344.035254][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.035320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.035349][ T32] r4:e05e5dc0 [ 1344.035409][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.035500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.035554][ T32] r4:00000000 [ 1344.035602][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.035676][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.035723][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.035780][ T32] r5:00001000 r4:ecf01000 [ 1344.035829][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.035885][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.035960][ T32] r5:85c39b8c r4:85c39800 [ 1344.035985][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.036039][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.036091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.036154][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.036178][ T32] r4:846ded80 [ 1344.036198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.036242][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.036264][ T32] r4:00000001 [ 1344.036283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.036356][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.036386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.036416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.036442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.036472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.036494][ T32] r4:84a7de40 [ 1344.036543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.036592][ T32] INFO: task kworker/1:671:5455 blocked for more than 470 seconds. [ 1344.036666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.036718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.036743][ T32] task:kworker/1:671 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.036793][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.036880][ T32] Call trace: [ 1344.036935][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.037015][ T32] r10:829188dc r9:ebb8dd84 r8:00000002 r7:60000113 r6:ebb8dd8c r5:8437d400 [ 1344.037043][ T32] r4:8437d400 [ 1344.037064][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.037147][ T32] r5:8437d400 r4:829188d8 [ 1344.037171][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.037243][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.037315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1344.037371][ T32] r4:00000000 [ 1344.037401][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.037462][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.037503][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.037546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857363c0 [ 1344.037568][ T32] r4:00000000 [ 1344.037589][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.037641][ T32] r9:83018205 r8:8437d400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1344.037711][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.037758][ T32] r5:00001000 r4:eb8ed000 [ 1344.037788][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.037857][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.037934][ T32] r5:8570038c r4:85700000 [ 1344.037964][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.038079][ T32] r7:ddde2d80 r6:83018200 r5:8570038c r4:85667b00 [ 1344.038130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.038378][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.038481][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1344.038560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.038595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.038622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.038650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.038672][ T32] r4:857362c0 [ 1344.039059][ T32] INFO: task kworker/1:671:5455 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.039119][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.039236][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.039285][ T32] Call trace: [ 1344.039337][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.039425][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.039475][ T32] r4:00000000 [ 1344.039527][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.039582][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.039651][ T32] 5d20: 8baa5000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 2 printk messages dropped ** [ 1344.039820][ T32] r5:80000013 r4:80239bb0 ** 13 printk messages dropped ** [ 1344.040511][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1344.041328][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1344.059593][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.060065][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1344.061599][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1344.076590][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 19 printk messages dropped ** [ 1344.077818][ T32] r4:84a7de40 ** 13 printk messages dropped ** [ 1344.078868][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1344.079861][ T32] r5:85700b8c r4:85700800 ** 12 printk messages dropped ** [ 1344.080613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.113105][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1344.113343][ T32] r4:82ac11e4 [ 1344.113368][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.113454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.113521][ T32] r4:e05e5dc0 [ 1344.113569][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.113626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.113675][ T32] r4:00000000 [ 1344.113718][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.113806][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.113857][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.113924][ T32] r5:00001000 r4:ecf01000 [ 1344.114021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.114125][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.114202][ T32] r5:85c39b8c r4:85c39800 [ 1344.114251][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.114360][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.114408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.114507][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.114554][ T32] r4:846ded80 [ 1344.114603][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.114698][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.114755][ T32] r4:00000001 [ 1344.114797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.114907][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.114971][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.115027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.115116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.115151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.115175][ T32] r4:84a7de40 [ 1344.115201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.115255][ T32] INFO: task kworker/1:674:5461 blocked for more than 470 seconds. [ 1344.115331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.115366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.115390][ T32] task:kworker/1:674 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.115476][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.115727][ T32] r5:856b0c00 r4:829188d8 ** 10 printk messages dropped ** [ 1344.116232][ T32] r9:83018205 r8:856b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 1 printk messages dropped ** [ 1344.116295][ T32] r5:00001000 r4:eb947000 ** 5 printk messages dropped ** [ 1344.116496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1344.117653][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1344.118347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 14 printk messages dropped ** [ 1344.118975][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1344.119539][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.120057][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.120392][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1344.120898][ T32] r4:85736600 ** 8 printk messages dropped ** [ 1344.121659][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 13 printk messages dropped ** [ 1344.130809][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 16 printk messages dropped ** [ 1344.131660][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.132224][ T32] Call trace: [ 1344.142826][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.142923][ T32] r10:829188dc r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:856b1800 [ 1344.142973][ T32] r4:856b1800 [ 1344.143001][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.143045][ T32] r5:856b1800 r4:829188d8 [ 1344.143076][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.143185][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.143239][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 [ 1344.143283][ T32] r4:00000000 [ 1344.143307][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.143345][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.143398][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.143453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736a00 [ 1344.143479][ T32] r4:00000000 [ 1344.143500][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.143567][ T32] r9:83018205 r8:856b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1344.143593][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.143639][ T32] r5:00001000 r4:eb969000 [ 1344.143661][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.143699][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.143761][ T32] r5:8570178c r4:85701400 [ 1344.143785][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.143864][ T32] r7:ddde2d80 r6:83018200 r5:8570178c r4:85667d80 [ 1344.143890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.143950][ T32] r10:61c88647 r9:856b1800 r8:85667dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.143975][ T32] r4:85667d80 [ 1344.143996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.144041][ T32] r10:00000000 r9:85667d80 r8:8027f5e8 r7:ebb85e60 r6:85733800 r5:856b1800 [ 1344.144063][ T32] r4:00000001 [ 1344.144082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.144122][ T32] Exception stack(0xebbb5fb0 to 0xebbb5ff8) [ 1344.144152][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.145213][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.145586][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1344.146289][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1344.146643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.146698][ T32] r4:84a7de40 [ 1344.146732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.146765][ T32] INFO: task kworker/1:677:5467 blocked for more than 470 seconds. [ 1344.146818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.146858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.146881][ T32] task:kworker/1:677 state:D stack:0 pid:5467 tgid:5467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.146939][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.146986][ T32] Call trace: [ 1344.147017][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.147062][ T32] r10:829188dc r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:856b2400 [ 1344.147085][ T32] r4:856b2400 [ 1344.147128][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.147172][ T32] r5:856b2400 r4:829188d8 [ 1344.147211][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.147254][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.147298][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1344.147344][ T32] r4:00000000 [ 1344.147366][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.147428][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.147504][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.147571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736b40 [ 1344.147597][ T32] r4:00000000 [ 1344.147653][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.147810][ T32] r5:00001000 r4:eb977000 ** 1 printk messages dropped ** [ 1344.147908][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.148255][ T32] r10:00000000 r9:85667d00 r8:8027f5e8 r7:ebb85e60 r6:85733880 r5:856b2400 [ 1344.148278][ T32] r4:00000001 [ 1344.148297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.148354][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1344.148384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.148435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.148466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.148495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.148517][ T32] r4:85736880 [ 1344.148826][ T32] INFO: task kworker/1:677:5467 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.148868][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.149589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 17 printk messages dropped ** [ 1344.150433][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 13 printk messages dropped ** [ 1344.150998][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.151507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 ** 9 printk messages dropped ** [ 1344.151900][ T32] r5:00001000 r4:eb987000 [ 1344.151974][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.152262][ T32] r7:ddde2d80 r6:83018200 r5:85701f8c r4:85667e80 [ 1344.174813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.174979][ T32] r10:61c88647 r9:856b3000 r8:85667eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.175007][ T32] r4:85667e80 [ 1344.175030][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.175097][ T32] r10:00000000 r9:85667e80 r8:8027f5e8 r7:ebb85e60 r6:85733900 r5:856b3000 [ 1344.175127][ T32] r4:00000001 [ 1344.175167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.175264][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1344.175318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.175352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.175392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.175424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.175473][ T32] r4:85736b80 [ 1344.176040][ T32] INFO: task kworker/1:678:5469 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.176088][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.176191][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.176284][ T32] Call trace: [ 1344.176336][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.176388][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.176437][ T32] r4:00000000 [ 1344.176468][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.176539][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.176600][ T32] 5d20: 8ce27000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.176645][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.176697][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.176770][ T32] r5:80000013 r4:80239bb0 [ 1344.176817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.176896][ T32] r4:82ac11e4 [ 1344.176929][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.176980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.177057][ T32] r4:e05e5dc0 [ 1344.177096][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.177142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.177164][ T32] r4:00000000 [ 1344.177184][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.177247][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.177297][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.177353][ T32] r5:00001000 r4:ecf01000 [ 1344.177374][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.177445][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.177530][ T32] r5:85c39b8c r4:85c39800 [ 1344.177598][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.177673][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.177700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.177759][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.177799][ T32] r4:846ded80 [ 1344.177880][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.178042][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.178112][ T32] r4:00000001 [ 1344.178160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.178256][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.178298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.178352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.178405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.178491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.178563][ T32] r4:84a7de40 [ 1344.178617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.179244][ T32] r4:856b3c00 ** 4 printk messages dropped ** [ 1344.179590][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 ** 9 printk messages dropped ** [ 1344.180180][ T32] r5:00001000 r4:eb995000 [ 1344.180234][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.180555][ T32] r7:ddde2d80 r6:83018200 r5:8570238c r4:85667f00 ** 9 printk messages dropped ** [ 1344.181103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1344.208513][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 15 printk messages dropped ** [ 1344.209276][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1344.210042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.210108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.210133][ T32] r4:84a7de40 [ 1344.210173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.210239][ T32] INFO: task kworker/1:680:5473 blocked for more than 470 seconds. [ 1344.210275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.210300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.210322][ T32] task:kworker/1:680 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.210384][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.210501][ T32] Call trace: [ 1344.210540][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.210587][ T32] r10:829188dc r9:ebbddd84 r8:00000002 r7:60000113 r6:ebbddd8c r5:856b4800 [ 1344.210623][ T32] r4:856b4800 [ 1344.210696][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.210758][ T32] r5:856b4800 r4:829188d8 [ 1344.210792][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.210846][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.211588][ T32] r5:00001000 r4:eb9a7000 ** 4 printk messages dropped ** [ 1344.211806][ T32] r7:ddde2d80 r6:83018200 r5:8570278c r4:85667f80 ** 15 printk messages dropped ** [ 1344.225539][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1344.226373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.226407][ T32] r4:e05e5dc0 [ 1344.226445][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.226515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.226546][ T32] r4:00000000 [ 1344.226566][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.226629][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.226656][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.226736][ T32] r5:00001000 r4:ecf01000 [ 1344.226763][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.226804][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.226866][ T32] r5:85c39b8c r4:85c39800 [ 1344.226912][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.227003][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.227031][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.227103][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.227154][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1344.227551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1344.228385][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.228921][ T32] r5:00001000 r4:e083b000 ** 4 printk messages dropped ** [ 1344.229168][ T32] r7:ddde2d80 r6:83018200 r5:85702b8c r4:85667e00 ** 12 printk messages dropped ** [ 1344.229747][ T32] r4:85736f40 ** 8 printk messages dropped ** [ 1344.230579][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 13 printk messages dropped ** [ 1344.231143][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 15 printk messages dropped ** [ 1344.231884][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.232074][ T32] r4:84a7de40 [ 1344.232102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.232129][ T32] INFO: task kworker/1:682:5479 blocked for more than 470 seconds. [ 1344.232158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.232232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.252929][ T32] task:kworker/1:682 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.253063][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.253210][ T32] Call trace: [ 1344.253309][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.253412][ T32] r10:829188dc r9:ebbd1d84 r8:00000002 r7:60000113 r6:ebbd1d8c r5:856b6c00 [ 1344.253462][ T32] r4:856b6c00 [ 1344.253492][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.253567][ T32] r5:856b6c00 r4:829188d8 [ 1344.253632][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.253733][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.253874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd1e08 [ 1344.253938][ T32] r4:00000000 [ 1344.254007][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.254095][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.254189][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.254618][ T32] r5:00001000 r4:ead8b000 [ 1344.254658][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.255222][ T32] r10:00000000 r9:8568d100 r8:8027f5e8 r7:ebb85e60 r6:85733b00 r5:856b6c00 ** 13 printk messages dropped ** [ 1344.256412][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 16 printk messages dropped ** [ 1344.257152][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 15 printk messages dropped ** [ 1344.257946][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1344.258747][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.259161][ T32] r5:00001000 r4:eb413000 ** 7 printk messages dropped ** [ 1344.259467][ T32] r4:85733b80 ** 9 printk messages dropped ** [ 1344.259861][ T32] r4:8499ffc0 ** 8 printk messages dropped ** [ 1344.260449][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 13 printk messages dropped ** [ 1344.260950][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 15 printk messages dropped ** [ 1344.261639][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1344.296698][ T32] r5:8567c800 r4:829188d8 ** 11 printk messages dropped ** [ 1344.297351][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.297637][ T32] r5:8570378c r4:85703400 [ 1344.297666][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.297716][ T32] r7:ddde2d80 r6:83018200 r5:8570378c r4:8568d000 [ 1344.297738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.297782][ T32] r10:61c88647 r9:8567c800 r8:8568d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.297821][ T32] r4:8568d000 [ 1344.297875][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.297926][ T32] r10:00000000 r9:8568d000 r8:8027f5e8 r7:ebb85e60 r6:8568d180 r5:8567c800 [ 1344.297992][ T32] r4:00000001 [ 1344.298031][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.298083][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1344.298184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.298256][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.298292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.298322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.298382][ T32] r4:8568a0c0 [ 1344.299243][ T32] INFO: task kworker/1:683:5482 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.299329][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.299473][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.299546][ T32] Call trace: [ 1344.299589][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.299680][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.299723][ T32] r4:00000000 [ 1344.299750][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.299800][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.299855][ T32] 5d20: 8e1ec000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.299891][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.299955][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.300011][ T32] r5:80000013 r4:80239bb0 [ 1344.300037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.300088][ T32] r4:82ac11e4 [ 1344.300113][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.300160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.300214][ T32] r4:e05e5dc0 [ 1344.300246][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.300294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.300319][ T32] r4:00000000 [ 1344.300342][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.300391][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1344.300878][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.301236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.301626][ T32] task:kworker/1:684 state:D stack:0 pid:5484 tgid:5484 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.313291][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.313696][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.314151][ T32] r5:00001000 r4:eb017000 [ 1344.314204][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.314288][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.314567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.314679][ T32] r10:61c88647 r9:8567e000 r8:8568d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.314732][ T32] r4:8568d080 [ 1344.314777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.314884][ T32] r10:00000000 r9:8568d080 r8:8027f5e8 r7:ebb85e60 r6:8568d280 r5:8567e000 [ 1344.314994][ T32] r4:00000001 [ 1344.315093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.315197][ T32] Exception stack(0xeba7dfb0 to 0xeba7dff8) [ 1344.315265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.315326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.315382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.315444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.315490][ T32] r4:8568a300 [ 1344.316412][ T32] INFO: task kworker/1:684:5484 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.316492][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.316692][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.316801][ T32] Call trace: [ 1344.316912][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.317015][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.317067][ T32] r4:00000000 [ 1344.317243][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.317331][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.317396][ T32] 5d20: 8e1ec000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.317458][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.317511][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.317675][ T32] r5:80000013 r4:80239bb0 [ 1344.317729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.317848][ T32] r4:82ac11e4 [ 1344.317895][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.318005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.318080][ T32] r4:e05e5dc0 ** 1 printk messages dropped ** [ 1344.318339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1344.319295][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 14 printk messages dropped ** [ 1344.320533][ T32] INFO: task kworker/1:685:5486 blocked for more than 470 seconds. ** 15 printk messages dropped ** [ 1344.357270][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.358510][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1344.361171][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1344.369147][ T32] r4:e05e5dc0 ** 12 printk messages dropped ** [ 1344.369734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.370211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.370235][ T32] r4:84a7de40 [ 1344.370279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.370347][ T32] INFO: task kworker/1:686:5488 blocked for more than 470 seconds. [ 1344.370412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.370442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.370480][ T32] task:kworker/1:686 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.370564][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.370647][ T32] Call trace: [ 1344.370706][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.370758][ T32] r10:829188dc r9:eba65d84 r8:00000002 r7:60000013 r6:eba65d8c r5:8567b000 [ 1344.370817][ T32] r4:8567b000 [ 1344.370867][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.370936][ T32] r5:8567b000 r4:829188d8 [ 1344.370960][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.371001][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.371076][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 [ 1344.371110][ T32] r4:00000000 [ 1344.371131][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.371169][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.371206][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.371247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a800 [ 1344.371292][ T32] r4:00000000 [ 1344.371346][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.371394][ T32] r9:83018205 r8:8567b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1344.371438][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.371483][ T32] r5:00001000 r4:eb1b7000 [ 1344.371524][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.371601][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.371649][ T32] r5:85703f8c r4:85703c00 [ 1344.371694][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.392777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1344.394249][ T32] r4:e05e5dc0 ** 13 printk messages dropped ** [ 1344.394864][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 24 printk messages dropped ** [ 1344.395981][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.396500][ T32] r5:00001000 r4:eb227000 [ 1344.396521][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.396609][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.396655][ T32] r5:8570c78c r4:8570c400 [ 1344.396675][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.396742][ T32] r7:ddde2d80 r6:83018200 r5:8570c78c r4:8568d400 [ 1344.396767][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.396812][ T32] r10:61c88647 r9:8567d400 r8:8568d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.396860][ T32] r4:8568d400 [ 1344.396883][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.396927][ T32] r10:00000000 r9:8568d400 r8:8027f5e8 r7:ebb85e60 r6:8568d500 r5:8567d400 [ 1344.396974][ T32] r4:00000001 [ 1344.397017][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.397059][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1344.397104][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.397189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1344.398286][ T32] r4:82ac11e4 ** 15 printk messages dropped ** [ 1344.399009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 25 printk messages dropped ** [ 1344.400117][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 20 printk messages dropped ** [ 1344.400949][ T32] r10:00000000 r9:8568d580 r8:8027f5e8 r7:ebb85e60 r6:8568d680 r5:8567a400 ** 27 printk messages dropped ** [ 1344.415284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.415307][ T32] r4:00000000 [ 1344.415357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.415407][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.415430][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.415475][ T32] r5:00001000 r4:ecf01000 [ 1344.415496][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.415533][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.415574][ T32] r5:85c39b8c r4:85c39800 [ 1344.415595][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.415639][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.415660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.415705][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.415727][ T32] r4:846ded80 [ 1344.415746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.415796][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1344.416123][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1344.416636][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 ** 3 printk messages dropped ** [ 1344.416776][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.416816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a080 [ 1344.416877][ T32] r4:00000000 [ 1344.416901][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.416946][ T32] r9:83018205 r8:85679800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1344.416967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.417008][ T32] r5:00001000 r4:eb689000 [ 1344.417028][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.417065][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.417121][ T32] r5:8570db8c r4:8570d800 [ 1344.417145][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.417190][ T32] r7:ddde2d80 r6:83018200 r5:8570db8c r4:8568d600 [ 1344.417211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.417255][ T32] r10:61c88647 r9:85679800 r8:8568d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.417276][ T32] r4:8568d600 [ 1344.417295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.417359][ T32] r10:00000000 r9:8568d600 r8:8027f5e8 r7:ebb85e60 r6:8568d780 r5:85679800 [ 1344.417408][ T32] r4:00000001 [ 1344.417431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.417476][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1344.417505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.417556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.417588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.417640][ T32] r4:8568abc0 ** 2 printk messages dropped ** [ 1344.418313][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.418603][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 2 printk messages dropped ** [ 1344.418729][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1344.418842][ T32] r4:82ac11e4 [ 1344.418868][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.418932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.418959][ T32] r4:e05e5dc0 [ 1344.418979][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.419029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.419056][ T32] r4:00000000 [ 1344.419077][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.419156][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.419189][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.419240][ T32] r5:00001000 r4:ecf01000 [ 1344.419263][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.419303][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.419344][ T32] r5:85c39b8c r4:85c39800 [ 1344.419376][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.419425][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.419446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.419491][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.419523][ T32] r4:846ded80 [ 1344.419568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.419617][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 19 printk messages dropped ** [ 1344.420417][ T32] r5:8567bc00 r4:829188d8 ** 12 printk messages dropped ** [ 1344.420921][ T32] r5:00001000 r4:eb62f000 ** 4 printk messages dropped ** [ 1344.421151][ T32] r7:ddde2d80 r6:83018200 r5:8570d38c r4:8568d700 ** 21 printk messages dropped ** [ 1344.439277][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 22 printk messages dropped ** [ 1344.440335][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1344.441213][ T32] r4:856c0000 ** 1 printk messages dropped ** [ 1344.441285][ T32] r5:856c0000 r4:829188d8 [ 1344.441310][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.441349][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.441414][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1344.441443][ T32] r4:00000000 [ 1344.441489][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.441596][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.441660][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.441729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568afc0 [ 1344.441779][ T32] r4:00000000 [ 1344.441803][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.441913][ T32] r9:83018205 r8:856c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1344.441996][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.442065][ T32] r5:00001000 r4:eb669000 [ 1344.442093][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.456748][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.456861][ T32] r5:8570cf8c r4:8570cc00 [ 1344.456890][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.456942][ T32] r7:ddde2d80 r6:83018200 r5:8570cf8c r4:8568d800 ** 1 printk messages dropped ** [ 1344.457012][ T32] r10:61c88647 r9:856c0000 r8:8568d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1344.458360][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 21 printk messages dropped ** [ 1344.459278][ T32] r5:85c39b8c r4:85c39800 ** 13 printk messages dropped ** [ 1344.459772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1344.460466][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.460671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a700 ** 4 printk messages dropped ** [ 1344.460822][ T32] r5:00001000 r4:eb7af000 [ 1344.460866][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.460909][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.460950][ T32] r5:8570e78c r4:8570e400 [ 1344.460988][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.461147][ T32] r10:61c88647 r9:856c0c00 r8:8568d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1344.461236][ T32] r10:00000000 r9:8568d980 r8:8027f5e8 r7:ebab9e60 r6:8568db00 r5:856c0c00 ** 4 printk messages dropped ** [ 1344.461414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.461958][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.476805][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.476987][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 3 printk messages dropped ** [ 1344.477140][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1344.477249][ T32] r4:e05e5dc0 ** 3 printk messages dropped ** [ 1344.477395][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1344.477584][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.477803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.477989][ T32] r4:00000001 [ 1344.478016][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.478051][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.478078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.478113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.478140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.478170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.478218][ T32] r4:84a7de40 [ 1344.478245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.478301][ T32] INFO: task kworker/1:693:5502 blocked for more than 470 seconds. [ 1344.478338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.478386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.478433][ T32] task:kworker/1:693 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.478510][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.478558][ T32] Call trace: [ 1344.478589][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.478654][ T32] r10:829188dc r9:ebbe5d84 r8:00000002 r7:60000113 r6:ebbe5d8c r5:856c1800 [ 1344.478684][ T32] r4:856c1800 [ 1344.478728][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.478771][ T32] r5:856c1800 r4:829188d8 [ 1344.478793][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.478832][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.478899][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1344.478946][ T32] r4:00000000 [ 1344.478991][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.479032][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.479112][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.479167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a300 [ 1344.479202][ T32] r4:00000000 [ 1344.479227][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.479286][ T32] r9:83018205 r8:856c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.479331][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.479398][ T32] r5:00001000 r4:eb6b5000 [ 1344.479421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.479481][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.479526][ T32] r5:8570df8c r4:8570dc00 [ 1344.479546][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.479589][ T32] r7:ddde2d80 r6:83018200 r5:8570df8c r4:8568da80 [ 1344.479631][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.479691][ T32] r10:61c88647 r9:856c1800 r8:8568daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.479716][ T32] r4:8568da80 [ 1344.479736][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.479781][ T32] r10:00000000 r9:8568da80 r8:8027f5e8 r7:ebad9e60 r6:8568da00 r5:856c1800 [ 1344.479824][ T32] r4:00000001 [ 1344.479854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.479917][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1344.479955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.479986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.480015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.480060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.480090][ T32] r4:8569a2c0 [ 1344.480600][ T32] INFO: task kworker/1:693:5502 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.480638][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.480756][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.480848][ T32] Call trace: [ 1344.480904][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.480956][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.480980][ T32] r4:00000000 [ 1344.481022][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.481064][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.481102][ T32] 5d20: 8f8fa000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.481142][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.481172][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.481205][ T32] r5:80000013 r4:80239bb0 [ 1344.481262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.481316][ T32] r4:82ac11e4 [ 1344.481346][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.481389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.481412][ T32] r4:e05e5dc0 [ 1344.481431][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.481474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.481524][ T32] r4:00000000 [ 1344.481568][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.481644][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.481671][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.481714][ T32] r5:00001000 r4:ecf01000 [ 1344.481757][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.481806][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.481854][ T32] r5:85c39b8c r4:85c39800 [ 1344.481875][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.481930][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.482004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.482094][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.495327][ T32] r4:846ded80 [ 1344.495404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.495479][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.495530][ T32] r4:00000001 [ 1344.495557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.495606][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.495641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.495672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.495698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.495727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.495752][ T32] r4:84a7de40 [ 1344.495779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.495810][ T32] INFO: task kworker/1:694:5505 blocked for more than 471 seconds. [ 1344.495843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.495868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.495890][ T32] task:kworker/1:694 state:D stack:0 pid:5505 tgid:5505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.495949][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.496017][ T32] Call trace: [ 1344.496054][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.496113][ T32] r10:829188dc r9:ebbe9d84 r8:00000002 r7:60000013 r6:ebbe9d8c r5:856c2400 [ 1344.496137][ T32] r4:856c2400 [ 1344.496156][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.496207][ T32] r5:856c2400 r4:829188d8 [ 1344.496232][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.496273][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.496318][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1344.496340][ T32] r4:00000000 [ 1344.496359][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.496397][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.496435][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.496476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a4c0 [ 1344.496510][ T32] r4:00000000 [ 1344.496540][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.496588][ T32] r9:83018205 r8:856c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1344.496642][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.496718][ T32] r5:00001000 r4:eb78f000 [ 1344.496765][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.496838][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.496884][ T32] r5:8570d78c r4:8570d400 [ 1344.496906][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.496949][ T32] r7:ddde2d80 r6:83018200 r5:8570d78c r4:8568db80 [ 1344.496988][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.497036][ T32] r10:61c88647 r9:856c2400 r8:8568dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.497059][ T32] r4:8568db80 [ 1344.497078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.497127][ T32] r10:00000000 r9:8568db80 r8:8027f5e8 r7:ebad9e60 r6:8568dc80 r5:856c2400 [ 1344.497151][ T32] r4:00000001 [ 1344.497193][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.497231][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1344.497259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.497288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.497315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.497366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.497416][ T32] r4:8569a340 [ 1344.497899][ T32] INFO: task kworker/1:694:5505 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.497933][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.498073][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.498141][ T32] Call trace: [ 1344.498197][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.498268][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.498296][ T32] r4:00000000 [ 1344.498325][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.498368][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.498418][ T32] 5d20: 8fecc000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 6 printk messages dropped ** [ 1344.498689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 11 printk messages dropped ** [ 1344.499219][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.499477][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.499681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.499971][ T32] task:kworker/1:695 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.500070][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.500138][ T32] Call trace: [ 1344.500190][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.500240][ T32] r10:829188dc r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:856c3000 [ 1344.500274][ T32] r4:856c3000 [ 1344.500318][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.500363][ T32] r5:856c3000 r4:829188d8 [ 1344.500394][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.500437][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.500482][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1344.500505][ T32] r4:00000000 [ 1344.500524][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.500581][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.500642][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.500686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569aac0 [ 1344.500709][ T32] r4:00000000 [ 1344.500729][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.500772][ T32] r9:83018205 r8:856c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1344.500794][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.500861][ T32] r5:00001000 r4:eb7ff000 [ 1344.500893][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.500936][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.500977][ T32] r5:8570ef8c r4:8570ec00 [ 1344.500996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.501049][ T32] r7:ddde2d80 r6:83018200 r5:8570ef8c r4:8568dc00 [ 1344.501119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.501191][ T32] r10:61c88647 r9:856c3000 r8:8568dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.501238][ T32] r4:8568dc00 [ 1344.501261][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.501314][ T32] r10:00000000 r9:8568dc00 r8:8027f5e8 r7:ebad9e60 r6:8568dd80 r5:856c3000 [ 1344.501366][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.501555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.525322][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.525768][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 15 printk messages dropped ** [ 1344.526409][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1344.526974][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1344.527197][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1344.527817][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.527971][ T32] r5:00001000 r4:eb7c9000 ** 6 printk messages dropped ** [ 1344.528251][ T32] r10:61c88647 r9:856c3c00 r8:8568deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.528554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.529387][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1344.529710][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.530029][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.530280][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1344.530463][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.531011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.531455][ T32] task:kworker/1:697 state:D stack:0 pid:5510 tgid:5510 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.543540][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.543636][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1344.543662][ T32] r4:00000000 [ 1344.543683][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.543722][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.543764][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.543806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a900 [ 1344.543829][ T32] r4:00000000 [ 1344.543871][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.543925][ T32] r9:83018205 r8:856c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1344.543948][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.543992][ T32] r5:00001000 r4:eb7df000 [ 1344.544011][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.544078][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.544129][ T32] r5:8570e38c r4:8570e000 [ 1344.544151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.544197][ T32] r7:ddde2d80 r6:83018200 r5:8570e38c r4:8568dd00 [ 1344.544218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.544262][ T32] r10:61c88647 r9:856c4800 r8:8568dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.544284][ T32] r4:8568dd00 [ 1344.544303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.544347][ T32] r10:00000000 r9:8568dd00 r8:8027f5e8 r7:ebbf5e60 r6:8568df00 r5:856c4800 [ 1344.544387][ T32] r4:00000001 [ 1344.544436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.544478][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) [ 1344.544562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.544598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.544627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.544656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.544690][ T32] r4:8569a140 [ 1344.545187][ T32] INFO: task kworker/1:697:5510 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.545226][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.545312][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.545418][ T32] Call trace: [ 1344.545479][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.545567][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.545595][ T32] r4:00000000 [ 1344.545616][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.545682][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.545776][ T32] 5d20: 904c0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.545810][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.545870][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.545907][ T32] r5:80000013 r4:80239bb0 [ 1344.546002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.546047][ T32] r4:82ac11e4 [ 1344.546069][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.546132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.546159][ T32] r4:e05e5dc0 [ 1344.546180][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.546222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.546243][ T32] r4:00000000 [ 1344.546263][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.546305][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.546327][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.546368][ T32] r5:00001000 r4:ecf01000 [ 1344.546414][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.546457][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.546499][ T32] r5:85c39b8c r4:85c39800 [ 1344.546520][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.546564][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.546613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.546715][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.546741][ T32] r4:846ded80 [ 1344.546762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.546807][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.546844][ T32] r4:00000001 [ 1344.546869][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.546981][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.547012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.547052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.547094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.547128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1344.547232][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.547526][ T32] r4:856c5400 [ 1344.547547][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.547611][ T32] r5:856c5400 r4:829188d8 [ 1344.547671][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.547713][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.547786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbfde08 [ 1344.547855][ T32] r4:00000000 [ 1344.547878][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.547916][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.547952][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.547992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a8c0 [ 1344.548014][ T32] r4:00000000 [ 1344.548033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.548076][ T32] r9:83018205 r8:856c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1344.548103][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.548144][ T32] r5:00001000 r4:eb811000 [ 1344.548163][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.548284][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.548351][ T32] r5:8570f78c r4:8570f400 [ 1344.548375][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.548420][ T32] r7:ddde2d80 r6:83018200 r5:8570f78c r4:8568df80 [ 1344.548466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.548514][ T32] r10:61c88647 r9:856c5400 r8:8568dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.548540][ T32] r4:8568df80 [ 1344.548562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.548606][ T32] r10:00000000 r9:8568df80 r8:8027f5e8 r7:ebbf5e60 r6:8523bf80 r5:856c5400 [ 1344.548629][ T32] r4:00000001 [ 1344.548648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.548681][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) ** 4 printk messages dropped ** [ 1344.548812][ T32] r4:8569a940 ** 6 printk messages dropped ** [ 1344.549685][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.550148][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1344.550736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1344.551420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1344.551997][ T32] r10:829188dc r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:856c6000 ** 5 printk messages dropped ** [ 1344.576342][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1344.576395][ T32] r4:00000000 [ 1344.576422][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.576463][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.576503][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.576545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856af600 [ 1344.576593][ T32] r4:00000000 [ 1344.576642][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.576721][ T32] r9:83018205 r8:856c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.576747][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.576823][ T32] r5:00001000 r4:eb9f5000 [ 1344.576862][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.576905][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.576972][ T32] r5:85714f8c r4:85714c00 [ 1344.576996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.577045][ T32] r7:ddde2d80 r6:83018200 r5:85714f8c r4:856ab100 [ 1344.577067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.577118][ T32] r10:61c88647 r9:856c6000 r8:856ab12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.577141][ T32] r4:856ab100 [ 1344.577197][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.577247][ T32] r10:00000000 r9:856ab100 r8:8027f5e8 r7:ebbfde60 r6:856ab080 r5:856c6000 [ 1344.577270][ T32] r4:00000001 [ 1344.577289][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.577328][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1344.577388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.577474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.577506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.577535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.577556][ T32] r4:8569ac40 [ 1344.578092][ T32] INFO: task kworker/1:699:5515 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.578134][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.578205][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.578254][ T32] Call trace: [ 1344.578345][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.578403][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.578492][ T32] r4:00000000 [ 1344.578578][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.578631][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.578664][ T32] 5d20: 90b48000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.578694][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 2 printk messages dropped ** [ 1344.578790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.578864][ T32] r4:82ac11e4 [ 1344.578887][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.578930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.578952][ T32] r4:e05e5dc0 [ 1344.578971][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.579066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.579096][ T32] r4:00000000 [ 1344.579169][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.579268][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.579295][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.579389][ T32] r5:00001000 r4:ecf01000 [ 1344.579412][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.579484][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.579530][ T32] r5:85c39b8c r4:85c39800 ** 1 printk messages dropped ** [ 1344.579640][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 5 printk messages dropped ** [ 1344.579886][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.580046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1344.580203][ T32] INFO: task kworker/1:700:5516 blocked for more than 471 seconds. [ 1344.580240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.580265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.580314][ T32] task:kworker/1:700 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.580410][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.580458][ T32] Call trace: [ 1344.580489][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.580533][ T32] r10:829188dc r9:ebc01d84 r8:00000002 r7:60000113 r6:ebc01d8c r5:856c6c00 [ 1344.580556][ T32] r4:856c6c00 [ 1344.580576][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.580614][ T32] r5:856c6c00 r4:829188d8 [ 1344.580672][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.580717][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.580761][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1344.580871][ T32] r4:00000000 [ 1344.580894][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.580960][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.581000][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.581040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569ad80 ** 4 printk messages dropped ** [ 1344.581198][ T32] r5:00001000 r4:eb843000 [ 1344.581217][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.581294][ T32] r5:8570f38c r4:8570f000 ** 3 printk messages dropped ** [ 1344.581453][ T32] r10:61c88647 r9:856c6c00 r8:856ab02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.581777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.599584][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1344.599909][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.600182][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.600393][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.600475][ T32] r5:85c39b8c r4:85c39800 [ 1344.600496][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.600541][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.600562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.600606][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.600682][ T32] r4:846ded80 [ 1344.600706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.600752][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.600805][ T32] r4:00000001 [ 1344.600830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.600867][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.600893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.600923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.600949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.600977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.601010][ T32] r4:84a7de40 [ 1344.601037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.601077][ T32] INFO: task kworker/1:701:5518 blocked for more than 471 seconds. [ 1344.601124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.601200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.601283][ T32] task:kworker/1:701 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.601359][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.601432][ T32] Call trace: [ 1344.601552][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.601682][ T32] r10:829188dc r9:ebc09d84 r8:00000002 r7:60000013 r6:ebc09d8c r5:856c8000 [ 1344.601710][ T32] r4:856c8000 [ 1344.601775][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.601823][ T32] r5:856c8000 r4:829188d8 [ 1344.601891][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.602023][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.602094][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1344.602197][ T32] r4:00000000 [ 1344.615252][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.615338][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.615382][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.615426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569af00 [ 1344.615451][ T32] r4:00000000 [ 1344.615498][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.615553][ T32] r9:83018205 r8:856c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 1 printk messages dropped ** [ 1344.615621][ T32] r5:00001000 r4:eb85b000 [ 1344.615667][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.615713][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.615773][ T32] r5:8570fb8c r4:8570f800 [ 1344.615797][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.615960][ T32] r10:61c88647 r9:856c8000 r8:856ab22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1344.616138][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.616286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.616911][ T32] INFO: task kworker/1:701:5518 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 4 printk messages dropped ** [ 1344.617200][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 4 printk messages dropped ** [ 1344.617396][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 3 printk messages dropped ** [ 1344.617530][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1344.617597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 5 printk messages dropped ** [ 1344.617861][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 6 printk messages dropped ** [ 1344.618346][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 2 printk messages dropped ** [ 1344.618442][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1344.618654][ T32] r4:00000001 [ 1344.618678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.618716][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.618744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.618773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.618800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.618828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.618849][ T32] r4:84a7de40 [ 1344.618870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.618899][ T32] INFO: task kworker/1:702:5520 blocked for more than 471 seconds. [ 1344.618932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.618957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.618977][ T32] task:kworker/1:702 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.619063][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.619113][ T32] Call trace: [ 1344.619144][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.619200][ T32] r10:829188dc r9:ebc11d84 r8:00000002 r7:60000113 r6:ebc11d8c r5:856c9800 [ 1344.619227][ T32] r4:856c9800 [ 1344.619247][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.619286][ T32] r5:856c9800 r4:829188d8 [ 1344.619306][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.619344][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.619388][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1344.619411][ T32] r4:00000000 [ 1344.619430][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.619519][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.619570][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.619615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736dc0 [ 1344.619637][ T32] r4:00000000 [ 1344.619658][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.619702][ T32] r9:83018205 r8:856c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1344.619754][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.619799][ T32] r5:00001000 r4:eb86f000 [ 1344.619862][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.619904][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.619978][ T32] r5:8570ff8c r4:8570fc00 [ 1344.620027][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.620075][ T32] r7:ddde2d80 r6:83018200 r5:8570ff8c r4:856ab280 [ 1344.620102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.620148][ T32] r10:61c88647 r9:856c9800 r8:856ab2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.620170][ T32] r4:856ab280 [ 1344.620234][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.620282][ T32] r10:00000000 r9:856ab280 r8:8027f5e8 r7:ebc05e60 r6:856ab400 r5:856c9800 [ 1344.620305][ T32] r4:00000001 [ 1344.620376][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.620426][ T32] Exception stack(0xebc11fb0 to 0xebc11ff8) [ 1344.620454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.620482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.620510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.620538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.620559][ T32] r4:8569adc0 [ 1344.620874][ T32] INFO: task kworker/1:702:5520 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.620907][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.621012][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.621057][ T32] Call trace: [ 1344.621096][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.621170][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.621214][ T32] r4:00000000 [ 1344.621238][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.621276][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.621304][ T32] 5d20: 9140a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.621332][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.621357][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.621415][ T32] r5:80000013 r4:80239bb0 [ 1344.621440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.621565][ T32] r4:82ac11e4 [ 1344.621619][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.621693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.621720][ T32] r4:e05e5dc0 [ 1344.621776][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.621825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.621864][ T32] r4:00000000 [ 1344.621888][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.621957][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.622032][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.622125][ T32] r5:00001000 r4:ecf01000 [ 1344.639311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.639463][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.639544][ T32] r5:85c39b8c r4:85c39800 [ 1344.639583][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.639662][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.639722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.639784][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.639838][ T32] r4:846ded80 [ 1344.639888][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.639995][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.640021][ T32] r4:00000001 [ 1344.640042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.640107][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.640142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.640181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.640242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.640275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.640299][ T32] r4:84a7de40 [ 1344.640350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.640385][ T32] INFO: task kworker/1:703:5522 blocked for more than 471 seconds. [ 1344.640418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.640443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.640464][ T32] task:kworker/1:703 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.640575][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.640625][ T32] Call trace: [ 1344.640693][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.640746][ T32] r10:829188dc r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:856ca400 [ 1344.640769][ T32] r4:856ca400 [ 1344.640790][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.640857][ T32] r5:856ca400 r4:829188d8 [ 1344.640923][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.640972][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.641018][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1344.641041][ T32] r4:00000000 [ 1344.641061][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.641156][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.641238][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.641284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856af040 [ 1344.641338][ T32] r4:00000000 [ 1344.641364][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.641412][ T32] r9:83018205 r8:856ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1344.641433][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.641474][ T32] r5:00001000 r4:eb881000 [ 1344.641554][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.641613][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.641655][ T32] r5:8571438c r4:85714000 [ 1344.641675][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.641718][ T32] r7:ddde2d80 r6:83018200 r5:8571438c r4:856ab380 [ 1344.641738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.641797][ T32] r10:61c88647 r9:856ca400 r8:856ab3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.641895][ T32] r4:856ab380 [ 1344.641958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.642059][ T32] r10:00000000 r9:856ab380 r8:8027f5e8 r7:ebc05e60 r6:856ab500 r5:856ca400 [ 1344.642124][ T32] r4:00000001 [ 1344.649117][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.649238][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1344.649274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.649304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.649331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.649362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.649385][ T32] r4:8569ae00 [ 1344.649870][ T32] INFO: task kworker/1:703:5522 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.649906][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.650042][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.650130][ T32] Call trace: [ 1344.650169][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.650253][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.650281][ T32] r4:00000000 [ 1344.650328][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.650371][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.650400][ T32] 5d20: 91997000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.650445][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.650474][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.650508][ T32] r5:80000013 r4:80239bb0 [ 1344.650533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.650585][ T32] r4:82ac11e4 [ 1344.650609][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.650651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.650674][ T32] r4:e05e5dc0 [ 1344.650693][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.650734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.650755][ T32] r4:00000000 [ 1344.650774][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.650818][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.650843][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.650907][ T32] r5:00001000 r4:ecf01000 [ 1344.650933][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.651005][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.651060][ T32] r5:85c39b8c r4:85c39800 [ 1344.651084][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.651138][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.651160][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.651220][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.651267][ T32] r4:846ded80 [ 1344.651290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.651356][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.651382][ T32] r4:00000001 [ 1344.651424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.651484][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.651537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.651598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.651646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.651676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.651717][ T32] r4:84a7de40 [ 1344.651764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.651796][ T32] INFO: task kworker/1:704:5524 blocked for more than 471 seconds. [ 1344.651855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.651886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.651908][ T32] task:kworker/1:704 state:D stack:0 pid:5524 tgid:5524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.652003][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.652078][ T32] Call trace: [ 1344.664888][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.665025][ T32] r10:829188dc r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:856cb000 [ 1344.665074][ T32] r4:856cb000 [ 1344.665105][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.665148][ T32] r5:856cb000 r4:829188d8 [ 1344.665170][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.665211][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.665255][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 [ 1344.665277][ T32] r4:00000000 [ 1344.665306][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.665348][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.665389][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.665453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856af2c0 [ 1344.665501][ T32] r4:00000000 [ 1344.665526][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.665573][ T32] r9:83018205 r8:856cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1344.665596][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.665640][ T32] r5:00001000 r4:eb9cf000 [ 1344.665661][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.665699][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.665740][ T32] r5:8571478c r4:85714400 [ 1344.665766][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.665812][ T32] r7:ddde2d80 r6:83018200 r5:8571478c r4:856ab480 [ 1344.665835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.665879][ T32] r10:61c88647 r9:856cb000 r8:856ab4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.665902][ T32] r4:856ab480 [ 1344.665947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.666073][ T32] r10:00000000 r9:856ab480 r8:8027f5e8 r7:ebc05e60 r6:856ab600 r5:856cb000 [ 1344.666105][ T32] r4:00000001 [ 1344.666126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.666164][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) [ 1344.666214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.666248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.666276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.666316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.666341][ T32] r4:856af100 [ 1344.666819][ T32] INFO: task kworker/1:704:5524 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.666855][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.666949][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.667002][ T32] Call trace: [ 1344.667083][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.667159][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.667187][ T32] r4:00000000 [ 1344.667208][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.667266][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.667299][ T32] 5d20: 91f8b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.667329][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.667355][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.667400][ T32] r5:80000013 r4:80239bb0 [ 1344.667424][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.667465][ T32] r4:82ac11e4 [ 1344.667508][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.667563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.667587][ T32] r4:e05e5dc0 [ 1344.667621][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.667689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.667716][ T32] r4:00000000 [ 1344.667783][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.667834][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.667859][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.667912][ T32] r5:00001000 r4:ecf01000 [ 1344.667947][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.667989][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.668031][ T32] r5:85c39b8c r4:85c39800 [ 1344.668051][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.668110][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.668156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.668353][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1344.668692][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1344.668784][ T32] task:kworker/1:705 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.668844][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.668889][ T32] Call trace: [ 1344.668919][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.668963][ T32] r10:829188dc r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:856cbc00 [ 1344.668985][ T32] r4:856cbc00 [ 1344.669004][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.669043][ T32] r5:856cbc00 r4:829188d8 [ 1344.669094][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.669139][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.669184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1344.669206][ T32] r4:00000000 [ 1344.669225][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.669272][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.669311][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.669352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856af440 [ 1344.669395][ T32] r4:00000000 [ 1344.669429][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.669476][ T32] r9:83018205 r8:856cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1344.669498][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.669538][ T32] r5:00001000 r4:eb9dd000 [ 1344.669558][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.669595][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.669635][ T32] r5:85714b8c r4:85714800 [ 1344.669676][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.669732][ T32] r7:ddde2d80 r6:83018200 r5:85714b8c r4:856ab580 [ 1344.669758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.669814][ T32] r10:61c88647 r9:856cbc00 r8:856ab5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.669843][ T32] r4:856ab580 [ 1344.669863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.669928][ T32] r10:00000000 r9:856ab580 r8:8027f5e8 r7:ebc05e60 r6:856ab700 r5:856cbc00 [ 1344.669954][ T32] r4:00000001 [ 1344.670000][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.670037][ T32] Exception stack(0xebc21fb0 to 0xebc21ff8) [ 1344.670063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.670097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.670125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.670154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.670175][ T32] r4:856af200 [ 1344.670477][ T32] INFO: task kworker/1:705:5526 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.670511][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.670566][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.670610][ T32] Call trace: [ 1344.670640][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.670686][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.670731][ T32] r4:00000000 [ 1344.670756][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.670804][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.670863][ T32] 5d20: 91f8b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.670895][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.670921][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.670953][ T32] r5:80000013 r4:80239bb0 [ 1344.670977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.671025][ T32] r4:82ac11e4 [ 1344.671070][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.671124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.671149][ T32] r4:e05e5dc0 [ 1344.671168][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.671220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.671246][ T32] r4:00000000 [ 1344.671266][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.671310][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.671353][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.671400][ T32] r5:00001000 r4:ecf01000 [ 1344.671421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.671458][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.671530][ T32] r5:85c39b8c r4:85c39800 [ 1344.671600][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.671677][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.671719][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.671770][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.671793][ T32] r4:846ded80 [ 1344.671813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.671906][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.671935][ T32] r4:00000001 [ 1344.671957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.671994][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.672053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.672100][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.692665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.692757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.692786][ T32] r4:84a7de40 [ 1344.692814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.692863][ T32] INFO: task kworker/1:706:5529 blocked for more than 471 seconds. [ 1344.692902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.692929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.692950][ T32] task:kworker/1:706 state:D stack:0 pid:5529 tgid:5529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.693007][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.693106][ T32] Call trace: [ 1344.693174][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.693231][ T32] r10:829188dc r9:ebc25d84 r8:00000002 r7:60000013 r6:ebc25d8c r5:856cc800 [ 1344.693256][ T32] r4:856cc800 [ 1344.693286][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.693354][ T32] r5:856cc800 r4:829188d8 [ 1344.693389][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.693434][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.693479][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 [ 1344.693523][ T32] r4:00000000 [ 1344.693566][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.693629][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.693696][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.693741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856af780 [ 1344.693790][ T32] r4:00000000 [ 1344.693819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.693868][ T32] r9:83018205 r8:856cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1344.693912][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.693958][ T32] r5:00001000 r4:eba07000 [ 1344.694011][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.694076][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.694150][ T32] r5:8571578c r4:85715400 [ 1344.694176][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.694232][ T32] r7:ddde2d80 r6:83018200 r5:8571578c r4:856ab680 [ 1344.694258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.694328][ T32] r10:61c88647 r9:856cc800 r8:856ab6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.694377][ T32] r4:856ab680 [ 1344.694409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.694479][ T32] r10:00000000 r9:856ab680 r8:8027f5e8 r7:ebc05e60 r6:856ab780 r5:856cc800 [ 1344.694512][ T32] r4:00000001 [ 1344.694532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.694570][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1344.694609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.694641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.694692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.694723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.694745][ T32] r4:856af340 [ 1344.695242][ T32] INFO: task kworker/1:706:5529 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.695302][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.695400][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.695471][ T32] Call trace: [ 1344.695506][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.695575][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.695628][ T32] r4:00000000 [ 1344.695673][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.695715][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.695745][ T32] 5d20: 92332000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.695780][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.695827][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.695858][ T32] r5:80000013 r4:80239bb0 [ 1344.695879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.695920][ T32] r4:82ac11e4 [ 1344.695940][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.695992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.696018][ T32] r4:e05e5dc0 [ 1344.696038][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.696101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.696198][ T32] r4:00000000 [ 1344.696250][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.696303][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.696328][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.696372][ T32] r5:00001000 r4:ecf01000 [ 1344.696391][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.696429][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.696470][ T32] r5:85c39b8c r4:85c39800 [ 1344.696490][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.696536][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.696557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.696617][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.696667][ T32] r4:846ded80 [ 1344.696692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.696738][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.696782][ T32] r4:00000001 [ 1344.696806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.696867][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.696908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.696939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.696988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.697041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.697084][ T32] r4:84a7de40 [ 1344.697114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.697140][ T32] INFO: task kworker/1:707:5530 blocked for more than 471 seconds. [ 1344.697179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.697206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.697228][ T32] task:kworker/1:707 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.697274][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.697339][ T32] Call trace: [ 1344.697396][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.697448][ T32] r10:829188dc r9:ebc29d84 r8:00000002 r7:60000113 r6:ebc29d8c r5:856cd400 [ 1344.697493][ T32] r4:856cd400 [ 1344.697555][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.697602][ T32] r5:856cd400 r4:829188d8 [ 1344.697644][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.697710][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.697758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 [ 1344.697782][ T32] r4:00000000 [ 1344.697803][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.697856][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.697895][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.697935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856af900 [ 1344.697957][ T32] r4:00000000 [ 1344.698030][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.698094][ T32] r9:83018205 r8:856cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1344.698129][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.698183][ T32] r5:00001000 r4:eba17000 [ 1344.698206][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.698245][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.698301][ T32] r5:8571538c r4:85715000 [ 1344.698324][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.698369][ T32] r7:ddde2d80 r6:83018200 r5:8571538c r4:856ab880 [ 1344.698412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.698460][ T32] r10:61c88647 r9:856cd400 r8:856ab8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.698483][ T32] r4:856ab880 [ 1344.698501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.698543][ T32] r10:00000000 r9:856ab880 r8:8027f5e8 r7:ebc25e60 r6:856ab980 r5:856cd400 [ 1344.698600][ T32] r4:00000001 [ 1344.698647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.698686][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1344.698733][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.698767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.698795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.698824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.698860][ T32] r4:856af640 [ 1344.699188][ T32] INFO: task kworker/1:707:5530 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.699223][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.699303][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.699378][ T32] Call trace: [ 1344.699409][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.699456][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.699480][ T32] r4:00000000 [ 1344.699500][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.699536][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.699586][ T32] 5d20: 92332000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.699641][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.699669][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.699694][ T32] r5:80000013 r4:80239bb0 [ 1344.699714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.699754][ T32] r4:82ac11e4 [ 1344.699795][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.699865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.699912][ T32] r4:e05e5dc0 [ 1344.699955][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.700001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.700023][ T32] r4:00000000 [ 1344.700043][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.700091][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.700115][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.700156][ T32] r5:00001000 r4:ecf01000 [ 1344.700198][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.700240][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.700312][ T32] r5:85c39b8c r4:85c39800 [ 1344.700336][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.700383][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.700425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.700476][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.700520][ T32] r4:846ded80 [ 1344.700543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.700588][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.700632][ T32] r4:00000001 [ 1344.700655][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.700689][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.700716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.700744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.700770][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.700798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.700821][ T32] r4:84a7de40 [ 1344.700840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.700864][ T32] INFO: task kworker/1:708:5533 blocked for more than 471 seconds. [ 1344.700892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.700914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.700935][ T32] task:kworker/1:708 state:D stack:0 pid:5533 tgid:5533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.701036][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.701133][ T32] Call trace: [ 1344.701232][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.701296][ T32] r10:829188dc r9:ebc2dd84 r8:00000002 r7:60000013 r6:ebc2dd8c r5:856ce000 [ 1344.701344][ T32] r4:856ce000 [ 1344.701366][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.701408][ T32] r5:856ce000 r4:829188d8 [ 1344.701428][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.701466][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.701551][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 [ 1344.701602][ T32] r4:00000000 [ 1344.701624][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.701666][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.701702][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.701741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856afd80 [ 1344.701790][ T32] r4:00000000 [ 1344.701814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.701892][ T32] r9:83018205 r8:856ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1344.701928][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.702036][ T32] r5:00001000 r4:ebac1000 [ 1344.702065][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.702191][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.722654][ T32] r5:85715b8c r4:85715800 [ 1344.722701][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.722775][ T32] r7:ddde2d80 r6:83018200 r5:85715b8c r4:856ab800 [ 1344.722797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.722846][ T32] r10:61c88647 r9:856ce000 r8:856ab82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.722868][ T32] r4:856ab800 [ 1344.722888][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.722934][ T32] r10:00000000 r9:856ab800 r8:8027f5e8 r7:ebc29e60 r6:856ab900 r5:856ce000 [ 1344.722956][ T32] r4:00000001 [ 1344.722999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.723043][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) [ 1344.723074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.723110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.723138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.723167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.723204][ T32] r4:856af740 [ 1344.723991][ T32] INFO: task kworker/1:708:5533 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.724073][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.724216][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.724270][ T32] Call trace: [ 1344.724303][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.724353][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.724407][ T32] r4:00000000 [ 1344.724433][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.724472][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.724502][ T32] 5d20: 92712000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.724608][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.724669][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.724698][ T32] r5:80000013 r4:80239bb0 [ 1344.724720][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.724765][ T32] r4:82ac11e4 [ 1344.724786][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.724827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.724895][ T32] r4:e05e5dc0 [ 1344.724920][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.724964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.724985][ T32] r4:00000000 [ 1344.725005][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.725077][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.725141][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.725189][ T32] r5:00001000 r4:ecf01000 [ 1344.725210][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.725276][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.725323][ T32] r5:85c39b8c r4:85c39800 [ 1344.725344][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.725388][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.725409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.725485][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.725511][ T32] r4:846ded80 [ 1344.725544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.725614][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.725640][ T32] r4:00000001 [ 1344.725687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.725725][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.725784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.725817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.725845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.725874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.725895][ T32] r4:84a7de40 [ 1344.725940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.726008][ T32] INFO: task kworker/1:709:5535 blocked for more than 471 seconds. [ 1344.726045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.726072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.726124][ T32] task:kworker/1:709 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.726199][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.726270][ T32] Call trace: [ 1344.726321][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.726395][ T32] r10:829188dc r9:ebc35d84 r8:00000002 r7:60000113 r6:ebc35d8c r5:856cec00 [ 1344.726423][ T32] r4:856cec00 [ 1344.726444][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.726483][ T32] r5:856cec00 r4:829188d8 [ 1344.726503][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.726541][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.726594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 [ 1344.726620][ T32] r4:00000000 [ 1344.726639][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.726676][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.726734][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.726802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856afa80 [ 1344.726836][ T32] r4:00000000 [ 1344.726862][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.726908][ T32] r9:83018205 r8:856cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1344.726930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.726979][ T32] r5:00001000 r4:eba69000 [ 1344.727018][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.727059][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.727115][ T32] r5:85715f8c r4:85715c00 [ 1344.727138][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.727185][ T32] r7:ddde2d80 r6:83018200 r5:85715f8c r4:856aba00 [ 1344.727207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.727293][ T32] r10:61c88647 r9:856cec00 r8:856aba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.727335][ T32] r4:856aba00 [ 1344.727380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.727427][ T32] r10:00000000 r9:856aba00 r8:8027f5e8 r7:ebc2de60 r6:856abb80 r5:856cec00 [ 1344.727487][ T32] r4:00000001 [ 1344.727509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.727555][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1344.727593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.727625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.727652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.727681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.727724][ T32] r4:856af9c0 [ 1344.728070][ T32] INFO: task kworker/1:709:5535 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.728110][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.728167][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.728235][ T32] Call trace: [ 1344.728271][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.728339][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.728368][ T32] r4:00000000 [ 1344.728388][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.728425][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.728453][ T32] 5d20: 92712000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.728482][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.728508][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.728531][ T32] r5:80000013 r4:80239bb0 [ 1344.728575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.728619][ T32] r4:82ac11e4 [ 1344.728640][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.728681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.728703][ T32] r4:e05e5dc0 [ 1344.728722][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.728762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.728807][ T32] r4:00000000 [ 1344.728832][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.728878][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.728899][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.728958][ T32] r5:00001000 r4:ecf01000 [ 1344.728981][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.729041][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.729092][ T32] r5:85c39b8c r4:85c39800 [ 1344.729136][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.729185][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.729207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.729251][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.729295][ T32] r4:846ded80 [ 1344.729319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.729364][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.729396][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.729454][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 18 printk messages dropped ** [ 1344.730333][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.730725][ T32] r5:00001000 r4:eba8d000 [ 1344.730746][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.730958][ T32] r7:ddde2d80 r6:83018200 r5:8571638c r4:856abb00 ** 7 printk messages dropped ** [ 1344.731298][ T32] Exception stack(0xebc31fb0 to 0xebc31ff8) ** 6 printk messages dropped ** [ 1344.731926][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.753033][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1344.753110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.753150][ T32] r4:e05e5dc0 [ 1344.753174][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.753218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.753240][ T32] r4:00000000 [ 1344.753260][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.753316][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.753360][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.753410][ T32] r5:00001000 r4:ecf01000 [ 1344.753461][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.753525][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.753623][ T32] r5:85c39b8c r4:85c39800 [ 1344.753671][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.753744][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.753770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.753838][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.753889][ T32] r4:846ded80 [ 1344.753913][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.754000][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.754063][ T32] r4:00000001 [ 1344.754094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.754153][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.754206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.754250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.754306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.754339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.754362][ T32] r4:84a7de40 [ 1344.754386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.754438][ T32] INFO: task kworker/1:711:5539 blocked for more than 471 seconds. [ 1344.754474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.754500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.754521][ T32] task:kworker/1:711 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.754603][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.754674][ T32] Call trace: [ 1344.754729][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.754788][ T32] r10:829188dc r9:ebc39d84 r8:00000002 r7:60000113 r6:ebc39d8c r5:856d0000 ** 5 printk messages dropped ** [ 1344.755015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 ** 7 printk messages dropped ** [ 1344.755320][ T32] r9:83018205 r8:856d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 1 printk messages dropped ** [ 1344.755390][ T32] r5:00001000 r4:ebc49000 [ 1344.755410][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.755529][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.755577][ T32] r7:ddde2d80 r6:83018200 r5:8571678c r4:856aba80 [ 1344.755615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.755687][ T32] r10:61c88647 r9:856d0000 r8:856abaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.755715][ T32] r4:856aba80 [ 1344.755735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.755783][ T32] r10:00000000 r9:856aba80 r8:8027f5e8 r7:ebc2de60 r6:856abd80 r5:856d0000 [ 1344.755806][ T32] r4:00000001 [ 1344.755839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.755878][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1344.755905][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.755934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.755961][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.755989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.756011][ T32] r4:856af6c0 [ 1344.756524][ T32] INFO: task kworker/1:711:5539 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.756563][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.756668][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.756761][ T32] Call trace: [ 1344.756841][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.756892][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.756938][ T32] r4:00000000 [ 1344.756961][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.757012][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.757044][ T32] 5d20: 92b5d000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 4 printk messages dropped ** [ 1344.757253][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1344.757700][ T32] r5:85c39b8c r4:85c39800 ** 12 printk messages dropped ** [ 1344.758287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1344.759052][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.759443][ T32] r5:85716b8c r4:85716800 ** 13 printk messages dropped ** [ 1344.760040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 24 printk messages dropped ** [ 1344.761394][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.761752][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.761773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.761820][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.761848][ T32] r4:846ded80 [ 1344.761892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.761943][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.762005][ T32] r4:00000001 [ 1344.762040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.762079][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.762159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.794702][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.794835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.794897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.794926][ T32] r4:84a7de40 [ 1344.794974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.795010][ T32] INFO: task kworker/1:713:5543 blocked for more than 471 seconds. [ 1344.795045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.795091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.795128][ T32] task:kworker/1:713 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.795213][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.795280][ T32] Call trace: [ 1344.795314][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.795366][ T32] r10:829188dc r9:ebc41d84 r8:00000002 r7:60000113 r6:ebc41d8c r5:856d1800 [ 1344.795390][ T32] r4:856d1800 [ 1344.795410][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.795471][ T32] r5:856d1800 r4:829188d8 [ 1344.795506][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.795549][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.795594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [ 1344.795616][ T32] r4:00000000 [ 1344.795645][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.795714][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.795763][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.795828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d1c0 [ 1344.795882][ T32] r4:00000000 [ 1344.795937][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.795997][ T32] r9:83018205 r8:856d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1344.796023][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.796065][ T32] r5:00001000 r4:e06fd000 [ 1344.796105][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.796152][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.796215][ T32] r5:8571778c r4:85717400 [ 1344.796250][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.796329][ T32] r7:ddde2d80 r6:83018200 r5:8571778c r4:856abd00 [ 1344.796377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.796427][ T32] r10:61c88647 r9:856d1800 r8:856abd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.796449][ T32] r4:856abd00 [ 1344.796490][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.796561][ T32] r10:00000000 r9:856abd00 r8:8027f5e8 r7:ebc39e60 r6:856abf00 r5:856d1800 [ 1344.796588][ T32] r4:00000001 [ 1344.796608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.796666][ T32] Exception stack(0xebc41fb0 to 0xebc41ff8) [ 1344.796716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.796747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.796775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.796803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.796826][ T32] r4:856affc0 [ 1344.797336][ T32] INFO: task kworker/1:713:5543 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.797384][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.797793][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1344.798189][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1344.798559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.798952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.799299][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.799551][ T32] r4:856d2400 [ 1344.799572][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.799612][ T32] r5:856d2400 r4:829188d8 [ 1344.799633][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.799671][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.799715][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1344.799746][ T32] r4:00000000 [ 1344.799779][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.799868][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.799919][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.799971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d0c0 [ 1344.799994][ T32] r4:00000000 [ 1344.800023][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.800071][ T32] r9:83018205 r8:856d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1344.800109][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.800154][ T32] r5:00001000 r4:ebc55000 [ 1344.800195][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.800240][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.800496][ T32] r4:856abe80 [ 1344.800539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.800595][ T32] r10:00000000 r9:856abe80 r8:8027f5e8 r7:ebc41e60 r6:856abf80 r5:856d2400 [ 1344.800620][ T32] r4:00000001 [ 1344.800640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.800695][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1344.800725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.800754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.800801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.800842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.800869][ T32] r4:8577d080 [ 1344.801229][ T32] INFO: task kworker/1:714:5544 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.801267][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.801350][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.801395][ T32] Call trace: [ 1344.801425][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1344.801698][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 16 printk messages dropped ** [ 1344.826384][ T32] r5:85c39b8c r4:85c39800 ** 6 printk messages dropped ** [ 1344.826918][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 12 printk messages dropped ** [ 1344.827801][ T32] task:kworker/1:715 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.828805][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.829267][ T32] r5:00001000 r4:dfb25000 [ 1344.829311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.829541][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.830337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.831818][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1344.843001][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1344.843243][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1344.843632][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.843920][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.843987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.844048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.844080][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.844116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.844172][ T32] r4:84a7de40 [ 1344.844199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.844243][ T32] INFO: task kworker/1:716:5548 blocked for more than 471 seconds. [ 1344.844301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.844362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.844402][ T32] task:kworker/1:716 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.844528][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.844577][ T32] Call trace: [ 1344.844610][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.844658][ T32] r10:829188dc r9:ebbc9d84 r8:00000002 r7:60000113 r6:ebbc9d8c r5:856d3c00 [ 1344.844713][ T32] r4:856d3c00 [ 1344.844743][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.844820][ T32] r5:856d3c00 r4:829188d8 [ 1344.844900][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.844950][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.844997][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 [ 1344.845020][ T32] r4:00000000 [ 1344.845039][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.845095][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.845135][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.845176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d800 ** 4 printk messages dropped ** [ 1344.845325][ T32] r5:00001000 r4:eabe1000 [ 1344.845345][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.845412][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.845685][ T32] r4:85780000 ** 6 printk messages dropped ** [ 1344.846020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.846978][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 2 printk messages dropped ** [ 1344.847096][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.847125][ T32] 5d20: 93a5e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.847154][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.847209][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.847237][ T32] r5:80000013 r4:80239bb0 [ 1344.847259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.847328][ T32] r4:82ac11e4 [ 1344.847353][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.847395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.847419][ T32] r4:e05e5dc0 [ 1344.847461][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.847536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.847561][ T32] r4:00000000 [ 1344.847623][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.847671][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.847694][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.847753][ T32] r5:00001000 r4:ecf01000 [ 1344.847775][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.847830][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.847884][ T32] r5:85c39b8c r4:85c39800 [ 1344.847906][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.847952][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.847973][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.848018][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.848040][ T32] r4:846ded80 [ 1344.848090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.848138][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.848160][ T32] r4:00000001 [ 1344.848211][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.848249][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.848277][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.848555][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1344.849144][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 ** 9 printk messages dropped ** [ 1344.849621][ T32] r5:00001000 r4:eaa57000 ** 4 printk messages dropped ** [ 1344.849809][ T32] r7:ddde2d80 r6:83018200 r5:85717b8c r4:85780180 ** 14 printk messages dropped ** [ 1344.850717][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1344.852027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1344.881318][ T32] task:kworker/1:718 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1344.893269][ T32] r5:00001000 r4:eb25d000 ** 6 printk messages dropped ** [ 1344.893652][ T32] r10:61c88647 r9:856d5400 r8:8578032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.893676][ T32] r4:85780300 [ 1344.893696][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.893741][ T32] r10:00000000 r9:85780300 r8:8027f5e8 r7:ebbc9e60 r6:85780380 r5:856d5400 [ 1344.893764][ T32] r4:00000001 [ 1344.893784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.893846][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1344.893904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.893937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.893998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.894045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.894110][ T32] r4:8577d740 [ 1344.894621][ T32] INFO: task kworker/1:718:5553 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1344.894715][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.894831][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.894987][ T32] Call trace: [ 1344.895052][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1344.895130][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1344.895155][ T32] r4:00000000 [ 1344.895175][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.895213][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1344.895242][ T32] 5d20: 94608000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1344.895293][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.895322][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.895379][ T32] r5:80000013 r4:80239bb0 [ 1344.895404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.895466][ T32] r4:82ac11e4 [ 1344.895492][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.895557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.895625][ T32] r4:e05e5dc0 [ 1344.895659][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.895701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.895723][ T32] r4:00000000 [ 1344.895743][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1344.896058][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.896439][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 9 printk messages dropped ** [ 1344.896845][ T32] task:kworker/1:719 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1344.897808][ T32] r5:00001000 r4:eaec3000 [ 1344.897828][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1344.898533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1344.899594][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1344.900216][ T32] r5:85c39b8c r4:85c39800 ** 5 printk messages dropped ** [ 1344.900562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.900927][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1344.901135][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.901445][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.902030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.902099][ T32] r5:00001000 r4:eb3f7000 ** 3 printk messages dropped ** [ 1344.918172][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.918621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.919589][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1344.920018][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1344.920114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.920137][ T32] r4:e05e5dc0 [ 1344.920158][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.920199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.920221][ T32] r4:00000000 [ 1344.920241][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.920286][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.920307][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.920347][ T32] r5:00001000 r4:ecf01000 [ 1344.920366][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.920403][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.920462][ T32] r5:85c39b8c r4:85c39800 [ 1344.920486][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.920531][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.920576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.920674][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.920701][ T32] r4:846ded80 [ 1344.920721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.920766][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.920788][ T32] r4:00000001 [ 1344.920808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.920852][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.920884][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.920914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.920941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.920970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.921018][ T32] r4:84a7de40 [ 1344.921044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.921074][ T32] INFO: task kworker/1:721:5559 blocked for more than 471 seconds. [ 1344.921117][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.921219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.921283][ T32] task:kworker/1:721 state:D stack:0 pid:5559 tgid:5559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.921336][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.921417][ T32] Call trace: [ 1344.921479][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.921575][ T32] r10:829188dc r9:ec485d84 r8:00000002 r7:60000113 r6:ec485d8c r5:8480c800 [ 1344.921632][ T32] r4:8480c800 [ 1344.921657][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.921725][ T32] r5:8480c800 r4:829188d8 [ 1344.921750][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.921791][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.921918][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec485e08 [ 1344.921998][ T32] r4:00000000 [ 1344.922057][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1344.922219][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.939747][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.940217][ T32] r5:00001000 r4:eb2d9000 [ 1344.940245][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1344.940636][ T32] r4:85780580 ** 9 printk messages dropped ** [ 1344.941035][ T32] r4:8577db40 ** 8 printk messages dropped ** [ 1344.942257][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 16 printk messages dropped ** [ 1344.948421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1344.948785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1344.949271][ T32] INFO: task kworker/1:722:5561 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1344.949710][ T32] r10:829188dc r9:ec499d84 r8:00000002 r7:60000113 r6:ec499d8c r5:8480b000 ** 8 printk messages dropped ** [ 1344.950143][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.950462][ T32] r5:00001000 r4:eb3c7000 [ 1344.950482][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.950783][ T32] r10:61c88647 r9:8480b000 r8:8578052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.951270][ T32] r4:8577dc00 ** 5 printk messages dropped ** [ 1344.970267][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 4 printk messages dropped ** [ 1344.970616][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1344.970671][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.970722][ T32] r5:80000013 r4:80239bb0 [ 1344.970766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.970850][ T32] r4:82ac11e4 [ 1344.970894][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.970985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1344.971076][ T32] r4:e05e5dc0 [ 1344.971146][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.971234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1344.971283][ T32] r4:00000000 [ 1344.971329][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.971423][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1344.971488][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.971621][ T32] r5:00001000 r4:ecf01000 [ 1344.971684][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.971767][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.971854][ T32] r5:85c39b8c r4:85c39800 [ 1344.971919][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.972035][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1344.972099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.975938][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.976013][ T32] r4:846ded80 [ 1344.976040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.976111][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1344.976163][ T32] r4:00000001 [ 1344.976190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.976229][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1344.976259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.976287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.976314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.976342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.976364][ T32] r4:84a7de40 [ 1344.976388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.976431][ T32] INFO: task kworker/1:723:5563 blocked for more than 471 seconds. [ 1344.976465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.976523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.976552][ T32] task:kworker/1:723 state:D stack:0 pid:5563 tgid:5563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.976612][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.976703][ T32] Call trace: [ 1344.976755][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1344.976809][ T32] r10:829188dc r9:ec4a1d84 r8:00000002 r7:60000113 r6:ec4a1d8c r5:8480bc00 [ 1344.976865][ T32] r4:8480bc00 [ 1344.976889][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1344.976930][ T32] r5:8480bc00 r4:829188d8 [ 1344.976951][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.976991][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.977536][ T32] r5:00001000 r4:eb4f9000 ** 3 printk messages dropped ** [ 1344.977735][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 24 printk messages dropped ** [ 1344.979542][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 19 printk messages dropped ** [ 1344.980488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.981081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.981367][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.982013][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a9e08 ** 8 printk messages dropped ** [ 1344.999155][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1344.999260][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1344.999588][ T32] r4:85780600 ** 7 printk messages dropped ** [ 1344.999874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.000681][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 2 printk messages dropped ** [ 1345.000762][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.000824][ T32] 5d20: 9561a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.000883][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.000917][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.000975][ T32] r5:80000013 r4:80239bb0 [ 1345.000999][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.001068][ T32] r4:82ac11e4 [ 1345.001100][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.001144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.001196][ T32] r4:e05e5dc0 [ 1345.001219][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.001289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.001315][ T32] r4:00000000 [ 1345.001335][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.001380][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.001405][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.001487][ T32] r5:00001000 r4:ecf01000 [ 1345.001510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.001582][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.001627][ T32] r5:85c39b8c r4:85c39800 [ 1345.001679][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.001728][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.001763][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.001849][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.001905][ T32] r4:846ded80 [ 1345.001959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.002073][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.002129][ T32] r4:00000001 [ 1345.017033][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.017153][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.017190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.017221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.017249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.017281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1345.018030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b1e08 ** 9 printk messages dropped ** [ 1345.018395][ T32] r5:00001000 r4:eb54d000 ** 9 printk messages dropped ** [ 1345.018764][ T32] r10:00000000 r9:85780780 r8:8027f5e8 r7:ec4a1e60 r6:85733f80 r5:8480e000 ** 7 printk messages dropped ** [ 1345.019076][ T32] r4:8577d300 [ 1345.019574][ T32] INFO: task kworker/1:725:5567 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.019612][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.019675][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.019723][ T32] Call trace: [ 1345.019753][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.019800][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.019824][ T32] r4:00000000 [ 1345.019846][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.019883][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.019911][ T32] 5d20: 95ae2000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.019939][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.020001][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.020031][ T32] r5:80000013 r4:80239bb0 [ 1345.020052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.020121][ T32] r4:82ac11e4 [ 1345.020146][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.020216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.020243][ T32] r4:e05e5dc0 [ 1345.020263][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.020305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.020328][ T32] r4:00000000 [ 1345.020347][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.020391][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 7 printk messages dropped ** [ 1345.020696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1345.021558][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.022026][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b9e08 ** 7 printk messages dropped ** [ 1345.032934][ T32] r9:83018205 r8:8480ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1345.032957][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.033071][ T32] r5:00001000 r4:eb8ab000 [ 1345.033107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.033149][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.033190][ T32] r5:8572438c r4:85724000 [ 1345.033228][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.033279][ T32] r7:ddde2d80 r6:83018200 r5:8572438c r4:85780700 [ 1345.033300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.033345][ T32] r10:61c88647 r9:8480ec00 r8:8578072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.033417][ T32] r4:85780700 [ 1345.033442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.033489][ T32] r10:00000000 r9:85780700 r8:8027f5e8 r7:ec4b1e60 r6:8579d000 r5:8480ec00 [ 1345.033540][ T32] r4:00000001 [ 1345.033564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.033638][ T32] Exception stack(0xec4b9fb0 to 0xec4b9ff8) [ 1345.033733][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.033767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.033795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.033824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.033846][ T32] r4:8499fcc0 [ 1345.034355][ T32] INFO: task kworker/1:726:5569 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.034393][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.034859][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 20 printk messages dropped ** [ 1345.035792][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1345.036691][ T32] r4:8480a400 ** 11 printk messages dropped ** [ 1345.037116][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.037525][ T32] r10:61c88647 r9:8480a400 r8:857808ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 21 printk messages dropped ** [ 1345.038671][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 14 printk messages dropped ** [ 1345.039292][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.039334][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.039377][ T32] r5:85c39b8c r4:85c39800 [ 1345.039396][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.039440][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.039488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.039537][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.039597][ T32] r4:846ded80 [ 1345.039621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.039666][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.039713][ T32] r4:00000001 [ 1345.039762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.039799][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.039825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.039854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.039880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.039908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.039930][ T32] r4:84a7de40 [ 1345.040004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.040044][ T32] INFO: task kworker/1:728:5573 blocked for more than 471 seconds. [ 1345.040077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.040116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.040141][ T32] task:kworker/1:728 state:D stack:0 pid:5573 tgid:5573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.040212][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.040285][ T32] Call trace: [ 1345.040320][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.040413][ T32] r10:829188dc r9:ec4c9d84 r8:00000002 r7:60000113 r6:ec4c9d8c r5:84808c00 [ 1345.040440][ T32] r4:84808c00 [ 1345.040488][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.040530][ T32] r5:84808c00 r4:829188d8 [ 1345.040551][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1345.040931][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.041064][ T32] r5:00001000 r4:eb6cf000 [ 1345.041086][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.041266][ T32] r7:ddde2d80 r6:83018200 r5:8572278c r4:85780900 ** 9 printk messages dropped ** [ 1345.041632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.073270][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.073808][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1345.074517][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1345.075441][ T32] r4:84a7de40 ** 11 printk messages dropped ** [ 1345.076548][ T32] r5:84788c00 r4:829188d8 ** 12 printk messages dropped ** [ 1345.078039][ T32] r5:00001000 r4:eb6eb000 [ 1345.078097][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.078416][ T32] r7:ddde2d80 r6:83018200 r5:8572338c r4:85780800 ** 9 printk messages dropped ** [ 1345.079284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.103079][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1345.103776][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1345.104284][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.105344][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.106057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.106234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.106313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.106496][ T32] r4:84a7de40 [ 1345.106718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.106821][ T32] INFO: task kworker/1:730:5577 blocked for more than 471 seconds. [ 1345.106900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.106935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.106962][ T32] task:kworker/1:730 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.107025][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.107075][ T32] Call trace: [ 1345.107122][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.107171][ T32] r10:829188dc r9:ec4d5d84 r8:00000002 r7:60000113 r6:ec4d5d8c r5:84789800 [ 1345.107197][ T32] r4:84789800 [ 1345.107217][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.107258][ T32] r5:84789800 r4:829188d8 [ 1345.107279][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.107352][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.107436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4d5e08 [ 1345.107492][ T32] r4:00000000 [ 1345.107517][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.107586][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.107654][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.107701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857977c0 [ 1345.107780][ T32] r4:00000000 [ 1345.107811][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.107858][ T32] r9:83018205 r8:84789800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1345.107911][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.107958][ T32] r5:00001000 r4:eb71d000 [ 1345.107980][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.108055][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.108140][ T32] r5:8572378c r4:85723400 [ 1345.108165][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.108241][ T32] r7:ddde2d80 r6:83018200 r5:8572378c r4:85780a00 [ 1345.108279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.108347][ T32] r10:61c88647 r9:84789800 r8:85780a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.108373][ T32] r4:85780a00 [ 1345.108392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.108435][ T32] r10:00000000 r9:85780a00 r8:8027f5e8 r7:ec4b9e60 r6:8579d200 r5:84789800 [ 1345.108458][ T32] r4:00000001 [ 1345.108477][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.108512][ T32] Exception stack(0xec4d5fb0 to 0xec4d5ff8) [ 1345.108540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.108603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.108656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.108719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.108745][ T32] r4:857971c0 [ 1345.109247][ T32] INFO: task kworker/1:730:5577 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.109284][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.109371][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.109466][ T32] Call trace: [ 1345.109500][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.109570][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 4 printk messages dropped ** [ 1345.109787][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 12 printk messages dropped ** [ 1345.110339][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.110841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.111251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.111676][ T32] r10:829188dc r9:ec4e5d84 r8:00000002 r7:60000113 r6:ec4e5d8c r5:8478b000 ** 8 printk messages dropped ** [ 1345.136616][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.136958][ T32] r5:00001000 r4:eb73d000 [ 1345.136981][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.137356][ T32] r4:85780980 ** 4 printk messages dropped ** [ 1345.137539][ T32] Exception stack(0xec4e5fb0 to 0xec4e5ff8) ** 5 printk messages dropped ** [ 1345.138309][ T32] INFO: task kworker/1:731:5579 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.138354][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.138430][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.138484][ T32] Call trace: [ 1345.138551][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.138607][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.138633][ T32] r4:00000000 [ 1345.138654][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.138692][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.138720][ T32] 5d20: 96e87000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.138749][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.138774][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.138797][ T32] r5:80000013 r4:80239bb0 [ 1345.138849][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.138893][ T32] r4:82ac11e4 [ 1345.138914][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.138956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.138978][ T32] r4:e05e5dc0 [ 1345.138997][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.139070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.139115][ T32] r4:00000000 [ 1345.139139][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.139211][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.139236][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.139279][ T32] r5:00001000 r4:ecf01000 [ 1345.139298][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.139336][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.139378][ T32] r5:85c39b8c r4:85c39800 [ 1345.139430][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.139479][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.139500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.139545][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.139584][ T32] r4:846ded80 [ 1345.139607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.139652][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.139674][ T32] r4:00000001 [ 1345.139694][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1345.140351][ T32] r10:829188dc r9:ec4edd84 r8:00000002 r7:60000013 r6:ec4edd8c r5:8478c800 ** 15 printk messages dropped ** [ 1345.141017][ T32] r5:00001000 r4:eb75d000 ** 4 printk messages dropped ** [ 1345.141332][ T32] r7:ddde2d80 r6:83018200 r5:85722f8c r4:85780b00 ** 12 printk messages dropped ** [ 1345.142016][ T32] r4:85797900 ** 5 printk messages dropped ** [ 1345.165553][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1345.166216][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1345.166850][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1345.167435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.167866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.168315][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.168819][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f5e08 ** 9 printk messages dropped ** [ 1345.169299][ T32] r5:00001000 r4:eb895000 [ 1345.169320][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.169395][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.169439][ T32] r5:85723f8c r4:85723c00 [ 1345.169477][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.169524][ T32] r7:ddde2d80 r6:83018200 r5:85723f8c r4:85780b80 [ 1345.169545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.169602][ T32] r10:61c88647 r9:8478bc00 r8:85780bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.169627][ T32] r4:85780b80 [ 1345.169646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.169707][ T32] r10:00000000 r9:85780b80 r8:8027f5e8 r7:ec4b9e60 r6:8579d380 r5:8478bc00 [ 1345.169752][ T32] r4:00000001 [ 1345.169790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.169846][ T32] Exception stack(0xec4f5fb0 to 0xec4f5ff8) [ 1345.169904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.169936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.169965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.170032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.170071][ T32] r4:85797540 [ 1345.170445][ T32] INFO: task kworker/1:733:5583 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.170479][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.170578][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.170654][ T32] Call trace: [ 1345.170688][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.170767][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.170797][ T32] r4:00000000 [ 1345.170818][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.170857][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.170886][ T32] 5d20: 97548000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.170915][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.170941][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.170966][ T32] r5:80000013 r4:80239bb0 [ 1345.170986][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.171023][ T32] r4:82ac11e4 [ 1345.171079][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.171162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.171189][ T32] r4:e05e5dc0 [ 1345.171209][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.171264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.171306][ T32] r4:00000000 [ 1345.171329][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1345.171799][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 15 printk messages dropped ** [ 1345.190236][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1345.190891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f9e08 ** 9 printk messages dropped ** [ 1345.191466][ T32] r5:00001000 r4:eb96b000 ** 3 printk messages dropped ** [ 1345.191723][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1345.209245][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1345.210545][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1345.211223][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1345.212023][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.225118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1345.226060][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.226509][ T32] r5:8478d400 r4:829188d8 ** 3 printk messages dropped ** [ 1345.226727][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.226984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85797d00 ** 4 printk messages dropped ** [ 1345.227229][ T32] r5:00001000 r4:eb8c3000 [ 1345.227251][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.227632][ T32] r10:61c88647 r9:8478d400 r8:85780aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.228184][ T32] r4:85797880 ** 2 printk messages dropped ** [ 1345.228807][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.229224][ T32] 5d20: 97c25000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.229274][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.229315][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.229356][ T32] r5:80000013 r4:80239bb0 [ 1345.229396][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.229455][ T32] r4:82ac11e4 [ 1345.229479][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.229557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.229612][ T32] r4:e05e5dc0 [ 1345.229649][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.229731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.229788][ T32] r4:00000000 [ 1345.229811][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.229896][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.229933][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.230060][ T32] r5:00001000 r4:ecf01000 [ 1345.230104][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.230149][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.230191][ T32] r5:85c39b8c r4:85c39800 [ 1345.230231][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.230319][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.230343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.230389][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.230449][ T32] r4:846ded80 [ 1345.230475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.230521][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.230575][ T32] r4:00000001 [ 1345.230618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.230672][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.230732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.230765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.230847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1345.231405][ T32] r5:8478e000 r4:829188d8 ** 6 printk messages dropped ** [ 1345.231766][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.231999][ T32] r5:00001000 r4:eb8d5000 [ 1345.232019][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.232128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.251624][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.252883][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.253373][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.253593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1345.254181][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.254567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1345.254744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.254766][ T32] task:kworker/1:737 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.254812][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.254861][ T32] Call trace: [ 1345.254949][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.254998][ T32] r10:829188dc r9:ec50dd84 r8:00000002 r7:60000113 r6:ec50dd8c r5:8478ec00 [ 1345.255021][ T32] r4:8478ec00 [ 1345.255042][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.255081][ T32] r5:8478ec00 r4:829188d8 [ 1345.255110][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.255150][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.255194][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec50de08 [ 1345.255247][ T32] r4:00000000 [ 1345.255270][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.255308][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.255367][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.255413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85797640 [ 1345.255436][ T32] r4:00000000 [ 1345.255467][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.255514][ T32] r9:83018205 r8:8478ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1345.255535][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.255605][ T32] r5:00001000 r4:eb8eb000 [ 1345.255628][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.255667][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.255721][ T32] r5:85724b8c r4:85724800 [ 1345.255771][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.255869][ T32] r7:ddde2d80 r6:83018200 r5:85724b8c r4:85780d80 [ 1345.255949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.256061][ T32] r10:61c88647 r9:8478ec00 r8:85780dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.256121][ T32] r4:85780d80 [ 1345.256169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.256271][ T32] r10:00000000 r9:85780d80 r8:8027f5e8 r7:ec4f9e60 r6:8579d580 r5:8478ec00 [ 1345.256341][ T32] r4:00000001 [ 1345.256389][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.256472][ T32] Exception stack(0xec50dfb0 to 0xec50dff8) [ 1345.256567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.256638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.256696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.256758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.256810][ T32] r4:85797e40 [ 1345.257645][ T32] INFO: task kworker/1:737:5591 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 7 printk messages dropped ** [ 1345.258378][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1345.259049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 7 printk messages dropped ** [ 1345.259661][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1345.260254][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.260954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.261576][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.290825][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.291870][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.291979][ T32] r5:00001000 r4:eb917000 [ 1345.292034][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.292136][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.296942][ T32] r5:8572578c r4:85725400 [ 1345.297019][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.297181][ T32] r7:ddde2d80 r6:83018200 r5:8572578c r4:85780e00 [ 1345.297305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.297421][ T32] r10:61c88647 r9:8437ec00 r8:85780e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.297479][ T32] r4:85780e00 [ 1345.297531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.297633][ T32] r10:00000000 r9:85780e00 r8:8027f5e8 r7:ec4f9e60 r6:8579d600 r5:8437ec00 [ 1345.297694][ T32] r4:00000001 [ 1345.297762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.297859][ T32] Exception stack(0xec515fb0 to 0xec515ff8) [ 1345.297932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.298185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.298320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.298377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.298416][ T32] r4:85797f40 [ 1345.299091][ T32] INFO: task kworker/1:738:5593 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.299155][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.299395][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.299489][ T32] Call trace: [ 1345.299565][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.299648][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.299685][ T32] r4:00000000 [ 1345.299715][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.299770][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.299813][ T32] 5d20: 98691000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.299848][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.299877][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.299903][ T32] r5:80000013 r4:80239bb0 [ 1345.299950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.300005][ T32] r4:82ac11e4 [ 1345.300027][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1345.300174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1345.300693][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.300981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.301140][ T32] INFO: task kworker/1:739:5595 blocked for more than 471 seconds. [ 1345.301179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.301206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.301227][ T32] task:kworker/1:739 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.301326][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.301406][ T32] Call trace: [ 1345.301438][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.301495][ T32] r10:829188dc r9:ec51dd84 r8:00000002 r7:60000013 r6:ec51dd8c r5:84770c00 [ 1345.301522][ T32] r4:84770c00 [ 1345.301544][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.301583][ T32] r5:84770c00 r4:829188d8 [ 1345.301603][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.301642][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.302091][ T32] r5:00001000 r4:eb943000 [ 1345.302191][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1345.318698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1345.319875][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 22 printk messages dropped ** [ 1345.320855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 18 printk messages dropped ** [ 1345.321670][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1345.332926][ T32] r7:ddde2d80 r6:83018200 r5:85725b8c r4:85780f00 ** 12 printk messages dropped ** [ 1345.333551][ T32] r4:857cb2c0 [ 1345.334004][ T32] INFO: task kworker/1:740:5597 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.334067][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.334315][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.334393][ T32] Call trace: [ 1345.334446][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.334502][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.334531][ T32] r4:00000000 [ 1345.334624][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.334667][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.334701][ T32] 5d20: 98acc000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.334733][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.334760][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.334785][ T32] r5:80000013 r4:80239bb0 [ 1345.334843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.334889][ T32] r4:82ac11e4 [ 1345.334910][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.334951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.334974][ T32] r4:e05e5dc0 [ 1345.335018][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.335112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.335141][ T32] r4:00000000 [ 1345.335209][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.335257][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.335280][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.335496][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1345.335643][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.336002][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1345.336257][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.336577][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.337065][ T32] r9:83018205 r8:84773000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 1 printk messages dropped ** [ 1345.337370][ T32] r5:00001000 r4:eb777000 [ 1345.337395][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.337615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1345.337764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.337874][ T32] r10:00000000 r9:85780d00 r8:8027f5e8 r7:ec4f9e60 r6:8579d780 r5:84773000 [ 1345.337902][ T32] r4:00000001 [ 1345.337922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.337957][ T32] Exception stack(0xec52dfb0 to 0xec52dff8) [ 1345.337998][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.338027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.338053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.338082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.338109][ T32] r4:857cb580 [ 1345.338411][ T32] INFO: task kworker/1:741:5599 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.338449][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.339083][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.339140][ T32] Call trace: [ 1345.339171][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.339218][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.339243][ T32] r4:00000000 [ 1345.339278][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.339319][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.339348][ T32] 5d20: 98acc000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.339395][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.339424][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.339449][ T32] r5:80000013 r4:80239bb0 [ 1345.339474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.339515][ T32] r4:82ac11e4 [ 1345.339535][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.339576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.339658][ T32] r4:e05e5dc0 [ 1345.339682][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.339724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.339746][ T32] r4:00000000 [ 1345.339766][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.339810][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.339902][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.339948][ T32] r5:00001000 r4:ecf01000 [ 1345.339987][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.340029][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.340097][ T32] r5:85c39b8c r4:85c39800 [ 1345.340123][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.340170][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.340191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.340237][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.340265][ T32] r4:846ded80 [ 1345.340286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.340330][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.340354][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.340408][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1345.340665][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1345.340739][ T32] task:kworker/1:742 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.340835][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.340977][ T32] Call trace: [ 1345.341030][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.341085][ T32] r10:829188dc r9:ec535d84 r8:00000002 r7:60000013 r6:ec535d8c r5:84772400 [ 1345.341130][ T32] r4:84772400 [ 1345.341154][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.341196][ T32] r5:84772400 r4:829188d8 [ 1345.341228][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.341271][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.341339][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec535e08 [ 1345.341365][ T32] r4:00000000 [ 1345.341385][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.341422][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.341456][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.341497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cb6c0 [ 1345.341519][ T32] r4:00000000 [ 1345.341587][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.341639][ T32] r9:83018205 r8:84772400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1345.341686][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.341766][ T32] r5:00001000 r4:dfb3d000 [ 1345.341792][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.341856][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.341927][ T32] r5:85725f8c r4:85725c00 [ 1345.341951][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.342020][ T32] r7:ddde2d80 r6:83018200 r5:85725f8c r4:857d5000 [ 1345.342112][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.377576][ T32] r10:61c88647 r9:84772400 r8:857d502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.377644][ T32] r4:857d5000 [ 1345.377670][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.377732][ T32] r10:00000000 r9:857d5000 r8:8027f5e8 r7:ec52de60 r6:8579d800 r5:84772400 [ 1345.377756][ T32] r4:00000001 [ 1345.377792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.377835][ T32] Exception stack(0xec535fb0 to 0xec535ff8) [ 1345.377864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.377918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.378004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.378048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.378151][ T32] r4:857cb600 [ 1345.378584][ T32] INFO: task kworker/1:742:5601 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.378647][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.378754][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.378852][ T32] Call trace: ** 1 printk messages dropped ** [ 1345.379048][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1345.379483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1345.379948][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1345.380078][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.380516][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1345.380770][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.381132][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.382037][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.382079][ T32] r5:00001000 r4:e08a5000 [ 1345.382112][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.382153][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.382196][ T32] r5:85726b8c r4:85726800 [ 1345.392643][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.392745][ T32] r7:ddde2d80 r6:83018200 r5:85726b8c r4:857d5100 [ 1345.392799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.392853][ T32] r10:61c88647 r9:84771800 r8:857d512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.392877][ T32] r4:857d5100 [ 1345.392897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.392962][ T32] r10:00000000 r9:857d5100 r8:8027f5e8 r7:ec52de60 r6:8579d880 r5:84771800 [ 1345.393151][ T32] r4:00000001 [ 1345.393176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.393380][ T32] Exception stack(0xec53dfb0 to 0xec53dff8) [ 1345.393580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.393612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.393640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.393669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.393717][ T32] r4:857cb400 [ 1345.394736][ T32] INFO: task kworker/1:743:5603 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.394777][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.394842][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.394889][ T32] Call trace: [ 1345.394947][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.395028][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.395083][ T32] r4:00000000 [ 1345.395112][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.395153][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.395181][ T32] 5d20: 9936c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.395264][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.395321][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.395355][ T32] r5:80000013 r4:80239bb0 [ 1345.395418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.395467][ T32] r4:82ac11e4 [ 1345.395538][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.395591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 6 printk messages dropped ** [ 1345.395922][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.396896][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1345.397686][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.398139][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.399243][ T32] r4:84773c00 ** 2 printk messages dropped ** [ 1345.399328][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.400129][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.400832][ T32] r9:83018205 r8:84773c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 1 printk messages dropped ** [ 1345.400899][ T32] r5:00001000 r4:eadf3000 [ 1345.401679][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.401724][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.401981][ T32] r7:ddde2d80 r6:83018200 r5:8572678c r4:857d5180 ** 2 printk messages dropped ** [ 1345.437113][ T32] r4:857d5180 ** 1 printk messages dropped ** [ 1345.437376][ T32] r10:00000000 r9:857d5180 r8:8027f5e8 r7:ec52de60 r6:8579d900 r5:84773c00 ** 5 printk messages dropped ** [ 1345.438372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.439805][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1345.440064][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1345.440476][ T32] 5d20: 9997f000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 3 printk messages dropped ** [ 1345.440701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1345.441162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 4 printk messages dropped ** [ 1345.441561][ T32] r5:00001000 r4:ecf01000 ** 2 printk messages dropped ** [ 1345.441829][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1345.442242][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.458790][ T32] r4:846ded80 [ 1345.458969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.459201][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.459268][ T32] r4:00000001 [ 1345.459319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.459512][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.459627][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.459742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.459812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.459951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.460009][ T32] r4:84a7de40 [ 1345.460069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.460160][ T32] INFO: task kworker/1:745:5607 blocked for more than 471 seconds. [ 1345.460405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.460502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.460563][ T32] task:kworker/1:745 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.460695][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.460796][ T32] Call trace: [ 1345.460903][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.461243][ T32] r10:829188dc r9:ec54dd84 r8:00000002 r7:60000113 r6:ec54dd8c r5:84774800 [ 1345.461308][ T32] r4:84774800 [ 1345.461437][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.461539][ T32] r5:84774800 r4:829188d8 [ 1345.461591][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.461677][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.461852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec54de08 [ 1345.461914][ T32] r4:00000000 [ 1345.461963][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.462091][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.462181][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.473597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cba40 [ 1345.473691][ T32] r4:00000000 [ 1345.473774][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.473994][ T32] r9:83018205 r8:84774800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1345.474105][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.474210][ T32] r5:00001000 r4:eaf7b000 [ 1345.474261][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.474382][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.474544][ T32] r5:85726f8c r4:85726c00 [ 1345.474601][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.474710][ T32] r7:ddde2d80 r6:83018200 r5:85726f8c r4:857d5080 [ 1345.474828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.474937][ T32] r10:61c88647 r9:84774800 r8:857d50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.474987][ T32] r4:857d5080 [ 1345.475028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.475238][ T32] r10:00000000 r9:857d5080 r8:8027f5e8 r7:ec52de60 r6:8579d980 r5:84774800 [ 1345.475292][ T32] r4:00000001 [ 1345.476185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.476316][ T32] Exception stack(0xec54dfb0 to 0xec54dff8) [ 1345.476386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.476489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.476563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.476631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.476680][ T32] r4:857cb980 [ 1345.477644][ T32] INFO: task kworker/1:745:5607 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.477762][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.477930][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.478062][ T32] Call trace: [ 1345.478191][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.478338][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.478399][ T32] r4:00000000 [ 1345.478443][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.478522][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.478618][ T32] 5d20: 99d63000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.478749][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.478887][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.479178][ T32] r5:80000013 r4:80239bb0 [ 1345.479238][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.479325][ T32] r4:82ac11e4 [ 1345.479368][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.479490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.479573][ T32] r4:e05e5dc0 [ 1345.479624][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.479717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.479766][ T32] r4:00000000 [ 1345.479812][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.479910][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.479991][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.480111][ T32] r5:00001000 r4:ecf01000 [ 1345.480311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.480405][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.480497][ T32] r5:85c39b8c r4:85c39800 [ 1345.480549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.480745][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.480800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.480971][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.481030][ T32] r4:846ded80 [ 1345.481076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.481169][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.481244][ T32] r4:00000001 [ 1345.481317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1345.481462][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.481889][ T32] r4:84a7de40 ** 3 printk messages dropped ** [ 1345.513205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1345.513569][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.513885][ T32] r4:84775400 ** 3 printk messages dropped ** [ 1345.514336][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.515251][ T32] r5:00001000 r4:eb0ef000 [ 1345.515344][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.515686][ T32] r7:ddde2d80 r6:83018200 r5:8572778c r4:857d5280 [ 1345.515740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.515890][ T32] r10:61c88647 r9:84775400 r8:857d52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.515950][ T32] r4:857d5280 [ 1345.515998][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.516115][ T32] r10:00000000 r9:857d5280 r8:8027f5e8 r7:ec52de60 r6:8579da00 r5:84775400 [ 1345.516205][ T32] r4:00000001 [ 1345.516261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.516378][ T32] Exception stack(0xec555fb0 to 0xec555ff8) [ 1345.516449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.516555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.516629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.516700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.516751][ T32] r4:857cba80 [ 1345.517683][ T32] INFO: task kworker/1:746:5609 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.517766][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.517944][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.518098][ T32] Call trace: [ 1345.518189][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.518301][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.518388][ T32] r4:00000000 [ 1345.518481][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.518610][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.518681][ T32] 5d20: 9a235000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.518748][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.518811][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.518879][ T32] r5:80000013 r4:80239bb0 [ 1345.518928][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.519018][ T32] r4:82ac11e4 [ 1345.519065][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.519187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.519248][ T32] r4:e05e5dc0 [ 1345.519310][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.519434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.519494][ T32] r4:00000000 [ 1345.519544][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.519642][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.519717][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.519816][ T32] r5:00001000 r4:ecf01000 [ 1345.519885][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.519975][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.520089][ T32] r5:85c39b8c r4:85c39800 ** 1 printk messages dropped ** [ 1345.520311][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 6 printk messages dropped ** [ 1345.520855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.521371][ T32] INFO: task kworker/1:747:5611 blocked for more than 472 seconds. ** 8 printk messages dropped ** [ 1345.522083][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1345.545386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cbcc0 ** 4 printk messages dropped ** [ 1345.546087][ T32] r5:00001000 r4:eb1d9000 [ 1345.546272][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.546934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1345.548174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.550710][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1345.551337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 12 printk messages dropped ** [ 1345.579718][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 7 printk messages dropped ** [ 1345.580349][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1345.580992][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1345.581622][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1345.593403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cbe80 ** 4 printk messages dropped ** [ 1345.593851][ T32] r5:00001000 r4:eb587000 ** 3 printk messages dropped ** [ 1345.594191][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.594987][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.596515][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.597243][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1345.597830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1345.599142][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.599669][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.600232][ T32] task:kworker/1:749 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.600355][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.600459][ T32] Call trace: [ 1345.600568][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.600666][ T32] r10:829188dc r9:ec571d84 r8:00000002 r7:60000113 r6:ec571d8c r5:85748c00 [ 1345.600717][ T32] r4:85748c00 [ 1345.600765][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.600854][ T32] r5:85748c00 r4:829188d8 [ 1345.600905][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.600993][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.601097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec571e08 [ 1345.601155][ T32] r4:00000000 [ 1345.601201][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.601310][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.601397][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.601488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cbf40 [ 1345.601541][ T32] r4:00000000 [ 1345.601589][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.601725][ T32] r9:83018205 r8:85748c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.601784][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.601904][ T32] r5:00001000 r4:eb5f5000 [ 1345.602003][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.602106][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.632825][ T32] r5:85727f8c r4:85727c00 [ 1345.633025][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.633189][ T32] r7:ddde2d80 r6:83018200 r5:85727f8c r4:857d5200 [ 1345.633332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.633826][ T32] r10:61c88647 r9:85748c00 r8:857d522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.633896][ T32] r4:857d5200 [ 1345.633946][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.634145][ T32] r10:00000000 r9:857d5200 r8:8027f5e8 r7:ec52de60 r6:8579db80 r5:85748c00 [ 1345.634249][ T32] r4:00000001 [ 1345.634304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.634479][ T32] Exception stack(0xec571fb0 to 0xec571ff8) [ 1345.634559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.634623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.634686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.634756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.634809][ T32] r4:857cbec0 [ 1345.635731][ T32] INFO: task kworker/1:749:5615 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.635811][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.636025][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.636142][ T32] Call trace: [ 1345.636273][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.636431][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.636498][ T32] r4:00000000 [ 1345.636546][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.636668][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.636742][ T32] 5d20: 9addb000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.636808][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.636870][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.636927][ T32] r5:80000013 r4:80239bb0 [ 1345.637074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.637186][ T32] r4:82ac11e4 [ 1345.637236][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.637367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.637427][ T32] r4:e05e5dc0 [ 1345.637501][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.637605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.637661][ T32] r4:00000000 [ 1345.637710][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.637901][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.637994][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.638112][ T32] r5:00001000 r4:ecf01000 [ 1345.638166][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.638294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.638394][ T32] r5:85c39b8c r4:85c39800 [ 1345.638446][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.638791][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.638860][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.638967][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.639022][ T32] r4:846ded80 [ 1345.639095][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.639204][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.639293][ T32] r4:00000001 [ 1345.639350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.639591][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 2 printk messages dropped ** [ 1345.639832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.640740][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.641390][ T32] r4:85748000 ** 2 printk messages dropped ** [ 1345.641625][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.642200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.674718][ T32] r9:83018205 r8:85748000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1345.674988][ T32] r5:00001000 r4:eb63f000 [ 1345.675052][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.675438][ T32] r7:ddde2d80 r6:83018200 r5:8572838c r4:857d5400 ** 8 printk messages dropped ** [ 1345.676209][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.678135][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1345.678933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1345.679896][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1345.680289][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1345.680804][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.681641][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.709657][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec581e08 ** 5 printk messages dropped ** [ 1345.710188][ T32] r4:00000000 [ 1345.710245][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.710351][ T32] r9:83018205 r8:85749800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1345.710402][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.710531][ T32] r5:00001000 r4:eb67f000 [ 1345.710595][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.710699][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.710791][ T32] r5:8572878c r4:85728400 [ 1345.710849][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.710955][ T32] r7:ddde2d80 r6:83018200 r5:8572878c r4:857d5500 [ 1345.711004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.711115][ T32] r10:61c88647 r9:85749800 r8:857d552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.711174][ T32] r4:857d5500 [ 1345.711224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.711323][ T32] r10:00000000 r9:857d5500 r8:8027f5e8 r7:ec52de60 r6:8579dc80 r5:85749800 [ 1345.711375][ T32] r4:00000001 [ 1345.711423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.711507][ T32] Exception stack(0xec581fb0 to 0xec581ff8) [ 1345.711591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.711661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.711749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.711826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.711881][ T32] r4:85789080 [ 1345.716453][ T32] INFO: task kworker/1:751:5619 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.716622][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.716843][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.717019][ T32] Call trace: [ 1345.717114][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.717231][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.717289][ T32] r4:00000000 [ 1345.717339][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.717496][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.717570][ T32] 5d20: 9b3cb000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.717640][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.717700][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.717775][ T32] r5:80000013 r4:80239bb0 [ 1345.717835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.717956][ T32] r4:82ac11e4 [ 1345.718035][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.718194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.718276][ T32] r4:e05e5dc0 [ 1345.718327][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.718421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.718469][ T32] r4:00000000 [ 1345.718515][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.718623][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.718696][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.718795][ T32] r5:00001000 r4:ecf01000 [ 1345.718848][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.718939][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.719138][ T32] r5:85c39b8c r4:85c39800 [ 1345.719202][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.719310][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.719435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.719552][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.719609][ T32] r4:846ded80 [ 1345.719682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.719809][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.719872][ T32] r4:00000001 [ 1345.719938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.720033][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.720103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.720173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.720238][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.720316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.720371][ T32] r4:84a7de40 [ 1345.720478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.720577][ T32] INFO: task kworker/1:752:5621 blocked for more than 472 seconds. [ 1345.720653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.720724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.720772][ T32] task:kworker/1:752 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.720878][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.720989][ T32] Call trace: [ 1345.721071][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.721181][ T32] r10:829188dc r9:ec589d84 r8:00000002 r7:60000113 r6:ec589d8c r5:8574a400 [ 1345.721250][ T32] r4:8574a400 [ 1345.721301][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.721419][ T32] r5:8574a400 r4:829188d8 [ 1345.721472][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.721554][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.721641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec589e08 [ 1345.721709][ T32] r4:00000000 [ 1345.721769][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.721853][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.721934][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.722087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae480 [ 1345.722263][ T32] r4:00000000 [ 1345.740289][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.740472][ T32] r9:83018205 r8:8574a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1345.740549][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.740659][ T32] r5:00001000 r4:eb7c7000 [ 1345.740739][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.740864][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.740980][ T32] r5:8572938c r4:85729000 [ 1345.741044][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.741158][ T32] r7:ddde2d80 r6:83018200 r5:8572938c r4:857d5580 [ 1345.741255][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.741368][ T32] r10:61c88647 r9:8574a400 r8:857d55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.741424][ T32] r4:857d5580 [ 1345.741474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.741574][ T32] r10:00000000 r9:857d5580 r8:8027f5e8 r7:ec52de60 r6:8579dd00 r5:8574a400 [ 1345.741658][ T32] r4:00000001 [ 1345.741723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.741919][ T32] Exception stack(0xec589fb0 to 0xec589ff8) [ 1345.742041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.742121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.757685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.757852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.757937][ T32] r4:857ae040 [ 1345.758904][ T32] INFO: task kworker/1:752:5621 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.759014][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.759190][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.759320][ T32] Call trace: [ 1345.759447][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.759570][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.759629][ T32] r4:00000000 [ 1345.759677][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.759780][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.759934][ T32] 5d20: 9b6db000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.760021][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.760094][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.760159][ T32] r5:80000013 r4:80239bb0 [ 1345.760228][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.760336][ T32] r4:82ac11e4 [ 1345.760386][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.760483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.760549][ T32] r4:e05e5dc0 [ 1345.760598][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.760696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.760787][ T32] r4:00000000 [ 1345.760845][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.760950][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.761100][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.761238][ T32] r5:00001000 r4:ecf01000 [ 1345.761319][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.761456][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.761602][ T32] r5:85c39b8c r4:85c39800 [ 1345.761700][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.761816][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.761880][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.762039][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.762160][ T32] r4:846ded80 [ 1345.770634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.770819][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.770927][ T32] r4:00000001 [ 1345.770987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.771075][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.771153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.771239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.771309][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.771379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.771495][ T32] r4:84a7de40 [ 1345.771564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.771634][ T32] INFO: task kworker/1:753:5623 blocked for more than 472 seconds. [ 1345.771707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.771794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.771856][ T32] task:kworker/1:753 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.772023][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.772136][ T32] Call trace: [ 1345.772240][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.772371][ T32] r10:829188dc r9:ec59dd84 r8:00000002 r7:60000113 r6:ec59dd8c r5:8574b000 [ 1345.772479][ T32] r4:8574b000 [ 1345.782685][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.782803][ T32] r5:8574b000 r4:829188d8 [ 1345.782950][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.783012][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.783206][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec59de08 [ 1345.783246][ T32] r4:00000000 [ 1345.783270][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.783334][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.783380][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.783428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae2c0 [ 1345.783475][ T32] r4:00000000 [ 1345.783499][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.783761][ T32] r9:83018205 r8:8574b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1345.783795][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.784083][ T32] r5:00001000 r4:eb79d000 [ 1345.784494][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.784602][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.784713][ T32] r5:85728f8c r4:85728c00 [ 1345.784738][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.784814][ T32] r7:ddde2d80 r6:83018200 r5:85728f8c r4:857d5480 [ 1345.785675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.785754][ T32] r10:61c88647 r9:8574b000 r8:857d54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.785781][ T32] r4:857d5480 [ 1345.785825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.785907][ T32] r10:00000000 r9:857d5480 r8:8027f5e8 r7:ec589e60 r6:8579dd80 r5:8574b000 ** 6 printk messages dropped ** [ 1345.786272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.788520][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1345.789407][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1345.790535][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1345.790978][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.791437][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1345.791608][ T32] task:kworker/1:754 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.813933][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.814218][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.814425][ T32] r5:00001000 r4:eb87b000 [ 1345.814446][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.814740][ T32] r4:857d5680 ** 5 printk messages dropped ** [ 1345.815009][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.816119][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.816587][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1345.817019][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1345.817651][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.817677][ T32] r4:846ded80 [ 1345.817698][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.817776][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.817802][ T32] r4:00000001 [ 1345.817822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.817867][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.817895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.817954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.818056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.818094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.818131][ T32] r4:84a7de40 [ 1345.818155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.818186][ T32] INFO: task kworker/1:755:5627 blocked for more than 472 seconds. [ 1345.818219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.818278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.818332][ T32] task:kworker/1:755 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.818414][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.818461][ T32] Call trace: [ 1345.818492][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.818537][ T32] r10:829188dc r9:ec5add84 r8:00000002 r7:60000113 r6:ec5add8c r5:8574c800 [ 1345.818592][ T32] r4:8574c800 [ 1345.818630][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.818706][ T32] r5:8574c800 r4:829188d8 [ 1345.818730][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.818769][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.818841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ade08 [ 1345.818899][ T32] r4:00000000 [ 1345.818941][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.818984][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.819040][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.819086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae5c0 [ 1345.819110][ T32] r4:00000000 [ 1345.819129][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.819187][ T32] r9:83018205 r8:8574c800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.819223][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.819302][ T32] r5:00001000 r4:eb7e7000 [ 1345.819325][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.819364][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.819404][ T32] r5:8572978c r4:85729400 [ 1345.819452][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.819527][ T32] r7:ddde2d80 r6:83018200 r5:8572978c r4:857d5700 [ 1345.819552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.819599][ T32] r10:61c88647 r9:8574c800 r8:857d572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.819621][ T32] r4:857d5700 [ 1345.819641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.819716][ T32] r10:00000000 r9:857d5700 r8:8027f5e8 r7:ec5a5e60 r6:8579de80 r5:8574c800 [ 1345.819751][ T32] r4:00000001 [ 1345.819773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.819835][ T32] Exception stack(0xec5adfb0 to 0xec5adff8) [ 1345.819867][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.819895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.819931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.819962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.819986][ T32] r4:857ae0c0 [ 1345.820344][ T32] INFO: task kworker/1:755:5627 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.820384][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.820494][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.820555][ T32] Call trace: [ 1345.820598][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.820651][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.820698][ T32] r4:00000000 [ 1345.820742][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.820808][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.820869][ T32] 5d20: 9bbc9000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.820904][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.820930][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.820955][ T32] r5:80000013 r4:80239bb0 [ 1345.820975][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.821037][ T32] r4:82ac11e4 [ 1345.821106][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.821153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.821176][ T32] r4:e05e5dc0 [ 1345.821218][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.821308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.821334][ T32] r4:00000000 [ 1345.821354][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.821399][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.821441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.821552][ T32] r5:00001000 r4:ecf01000 [ 1345.821641][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.821709][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.821753][ T32] r5:85c39b8c r4:85c39800 [ 1345.821796][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.821855][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.821877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.821924][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.821956][ T32] r4:846ded80 [ 1345.822033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.822109][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.822195][ T32] r4:00000001 [ 1345.838815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.838931][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.838990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.839023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.839156][ T32] r4:84a7de40 ** 1 printk messages dropped ** [ 1345.839248][ T32] INFO: task kworker/1:756:5629 blocked for more than 472 seconds. [ 1345.839283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.839308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.839330][ T32] task:kworker/1:756 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.839434][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.839534][ T32] Call trace: [ 1345.839568][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.839618][ T32] r10:829188dc r9:ec5b5d84 r8:00000002 r7:60000013 r6:ec5b5d8c r5:8574ec00 [ 1345.839664][ T32] r4:8574ec00 [ 1345.839688][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.839742][ T32] r5:8574ec00 r4:829188d8 [ 1345.839780][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.839850][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.839901][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 [ 1345.839924][ T32] r4:00000000 [ 1345.839943][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.839979][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.840017][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.840058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae680 [ 1345.840080][ T32] r4:00000000 [ 1345.840135][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.840187][ T32] r9:83018205 r8:8574ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1345.840209][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.840285][ T32] r5:00001000 r4:eb807000 [ 1345.840322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.840422][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.840469][ T32] r5:85729b8c r4:85729800 [ 1345.840511][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.840561][ T32] r7:ddde2d80 r6:83018200 r5:85729b8c r4:857d5780 [ 1345.840584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.840651][ T32] r10:61c88647 r9:8574ec00 r8:857d57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.840677][ T32] r4:857d5780 [ 1345.840699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.840748][ T32] r10:00000000 r9:857d5780 r8:8027f5e8 r7:ec5a5e60 r6:8579df00 r5:8574ec00 [ 1345.840800][ T32] r4:00000001 [ 1345.840842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.840909][ T32] Exception stack(0xec5b5fb0 to 0xec5b5ff8) [ 1345.841047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.841118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.841170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.841215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.841301][ T32] r4:857ae600 [ 1345.841824][ T32] INFO: task kworker/1:756:5629 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.841879][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.842050][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.842108][ T32] Call trace: [ 1345.855582][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.855712][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.855741][ T32] r4:00000000 [ 1345.855812][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.855903][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.855970][ T32] 5d20: 9c37d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.856004][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.856033][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.856112][ T32] r5:80000013 r4:80239bb0 [ 1345.856157][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.856205][ T32] r4:82ac11e4 [ 1345.856266][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.856323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.856349][ T32] r4:e05e5dc0 [ 1345.856371][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.856413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.856464][ T32] r4:00000000 [ 1345.856507][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.856579][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.856605][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.856651][ T32] r5:00001000 r4:ecf01000 [ 1345.856690][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.856731][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.856813][ T32] r5:85c39b8c r4:85c39800 [ 1345.856856][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.856907][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.856928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.856994][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.857020][ T32] r4:846ded80 [ 1345.857040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.857106][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.857162][ T32] r4:00000001 [ 1345.857202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.857273][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.857333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.857365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.857427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.857472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.857531][ T32] r4:84a7de40 [ 1345.857574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1345.857703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1345.858081][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.858298][ T32] r5:8574e000 r4:829188d8 [ 1345.858354][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.858418][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.858496][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 [ 1345.858527][ T32] r4:00000000 [ 1345.858548][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.858614][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.858684][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.858758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae840 [ 1345.858784][ T32] r4:00000000 [ 1345.858850][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.858900][ T32] r9:83018205 r8:8574e000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1345.858944][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.858989][ T32] r5:00001000 r4:eb83b000 [ 1345.859009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.859077][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.859122][ T32] r5:85729f8c r4:85729c00 [ 1345.859142][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.859186][ T32] r7:ddde2d80 r6:83018200 r5:85729f8c r4:857d5880 [ 1345.859219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.859267][ T32] r10:61c88647 r9:8574e000 r8:857d58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.859321][ T32] r4:857d5880 [ 1345.859356][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.859403][ T32] r10:00000000 r9:857d5880 r8:8027f5e8 r7:ec5a5e60 r6:8579df80 r5:8574e000 [ 1345.859426][ T32] r4:00000001 [ 1345.859445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.859496][ T32] Exception stack(0xec5bdfb0 to 0xec5bdff8) [ 1345.859557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.859589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.859616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.859645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.859686][ T32] r4:857ae6c0 [ 1345.860205][ T32] INFO: task kworker/1:757:5631 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.860243][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.860303][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.860367][ T32] Call trace: [ 1345.860400][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.860447][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.860471][ T32] r4:00000000 [ 1345.860521][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.860562][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.860622][ T32] 5d20: 9c37d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.860685][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.860729][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.860787][ T32] r5:80000013 r4:80239bb0 [ 1345.860833][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.860878][ T32] r4:82ac11e4 [ 1345.860899][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.860940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.860963][ T32] r4:e05e5dc0 [ 1345.860982][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.861022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.861044][ T32] r4:00000000 [ 1345.861097][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.861143][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.861196][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.861241][ T32] r5:00001000 r4:ecf01000 [ 1345.861292][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.861333][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.861406][ T32] r5:85c39b8c r4:85c39800 [ 1345.861451][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.861499][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.861520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.861565][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.861810][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.881140][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.881620][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c5e08 ** 8 printk messages dropped ** [ 1345.881945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.882085][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.888151][ T32] r10:00000000 r9:857d5600 r8:8027f5e8 r7:ec5a5e60 r6:8585c000 r5:8574d400 ** 7 printk messages dropped ** [ 1345.888594][ T32] r4:857ae640 ** 4 printk messages dropped ** [ 1345.889352][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.889767][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.889949][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.890303][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1345.890504][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1345.890752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.890782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.890859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.890892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.890920][ T32] r4:84a7de40 [ 1345.890973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.891007][ T32] INFO: task kworker/1:759:5635 blocked for more than 472 seconds. [ 1345.891068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.891097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.891119][ T32] task:kworker/1:759 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.891165][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.891207][ T32] Call trace: [ 1345.891335][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.891450][ T32] r10:829188dc r9:ec5cdd84 r8:00000002 r7:60000113 r6:ec5cdd8c r5:84a98c00 [ 1345.891476][ T32] r4:84a98c00 [ 1345.891497][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.891536][ T32] r5:84a98c00 r4:829188d8 [ 1345.891556][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.891596][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.891641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 [ 1345.891663][ T32] r4:00000000 [ 1345.891700][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.891768][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.891843][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.891888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aeb80 [ 1345.891911][ T32] r4:00000000 [ 1345.891931][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.891976][ T32] r9:83018205 r8:84a98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1345.891998][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.892088][ T32] r5:00001000 r4:eb983000 [ 1345.892112][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.892210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.906682][ T32] r5:8572a78c r4:8572a400 [ 1345.906729][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.906971][ T32] r7:ddde2d80 r6:83018200 r5:8572a78c r4:857d5900 [ 1345.907000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.907096][ T32] r10:61c88647 r9:84a98c00 r8:857d592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.907209][ T32] r4:857d5900 [ 1345.907316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.908095][ T32] r10:00000000 r9:857d5900 r8:8027f5e8 r7:ec5a5e60 r6:8585c080 r5:84a98c00 [ 1345.908127][ T32] r4:00000001 [ 1345.908588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.909104][ T32] Exception stack(0xec5cdfb0 to 0xec5cdff8) [ 1345.909141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.909170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.909198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.909251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.909908][ T32] r4:857ae9c0 [ 1345.910484][ T32] INFO: task kworker/1:759:5635 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.910530][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.911310][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.911636][ T32] Call trace: [ 1345.911765][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.911891][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.912007][ T32] r4:00000000 [ 1345.912231][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.934030][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.934092][ T32] 5d20: 9cfc3000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.934148][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.934471][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.934583][ T32] r5:80000013 r4:80239bb0 [ 1345.934617][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.934682][ T32] r4:82ac11e4 [ 1345.934703][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.934792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.934819][ T32] r4:e05e5dc0 [ 1345.934851][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.934899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.935079][ T32] r4:00000000 [ 1345.935210][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.935303][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.935372][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.935675][ T32] r5:00001000 r4:ecf01000 [ 1345.935704][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.935754][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.935816][ T32] r5:85c39b8c r4:85c39800 [ 1345.935867][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.935917][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.935938][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.935984][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.936274][ T32] r4:846ded80 [ 1345.936300][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.936363][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 7 printk messages dropped ** [ 1345.937196][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1345.937355][ T32] task:kworker/1:760 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.938569][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.938861][ T32] r5:00001000 r4:eb9c3000 [ 1345.938880][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.939120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.939165][ T32] r10:61c88647 r9:84a9a400 r8:857d582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.939197][ T32] r4:857d5800 [ 1345.939219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.939273][ T32] r10:00000000 r9:857d5800 r8:8027f5e8 r7:ec5cde60 r6:8585c100 r5:84a9a400 [ 1345.939298][ T32] r4:00000001 [ 1345.939317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.939350][ T32] Exception stack(0xec5ddfb0 to 0xec5ddff8) [ 1345.939376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.939426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.939457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.939486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.939509][ T32] r4:857aeb40 [ 1345.940011][ T32] INFO: task kworker/1:760:5637 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.940049][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.940145][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.940191][ T32] Call trace: [ 1345.940232][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.940284][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.940350][ T32] r4:00000000 [ 1345.940403][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.940469][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.940501][ T32] 5d20: 9cfc3000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.940540][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.940599][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.940635][ T32] r5:80000013 r4:80239bb0 [ 1345.940665][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.940713][ T32] r4:82ac11e4 [ 1345.940733][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.940774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.940796][ T32] r4:e05e5dc0 [ 1345.940825][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.940897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.940922][ T32] r4:00000000 [ 1345.940943][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.940986][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.941038][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.941084][ T32] r5:00001000 r4:ecf01000 [ 1345.941104][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.941142][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.941183][ T32] r5:85c39b8c r4:85c39800 [ 1345.941203][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.941248][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.941289][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.941339][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.941392][ T32] r4:846ded80 [ 1345.941421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.941467][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.941489][ T32] r4:00000001 [ 1345.941509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.941542][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.941590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.941623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.941649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.941677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.941699][ T32] r4:84a7de40 [ 1345.941718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.941743][ T32] INFO: task kworker/1:761:5639 blocked for more than 472 seconds. [ 1345.941782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.941809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.941836][ T32] task:kworker/1:761 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.941881][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.941921][ T32] Call trace: [ 1345.941951][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.942045][ T32] r10:829188dc r9:ec601d84 r8:00000002 r7:60000013 r6:ec601d8c r5:84a99800 ** 5 printk messages dropped ** [ 1345.949456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 [ 1345.949482][ T32] r4:00000000 [ 1345.949512][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.949556][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.949597][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.949651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aecc0 [ 1345.949676][ T32] r4:00000000 [ 1345.949697][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.949753][ T32] r9:83018205 r8:84a99800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1345.949779][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.949830][ T32] r5:00001000 r4:eb99b000 [ 1345.949854][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.949894][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.949945][ T32] r5:8572af8c r4:8572ac00 [ 1345.950000][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.950063][ T32] r7:ddde2d80 r6:83018200 r5:8572af8c r4:857d5a00 [ 1345.950085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.950167][ T32] r10:61c88647 r9:84a99800 r8:857d5a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.950195][ T32] r4:857d5a00 [ 1345.950215][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.950260][ T32] r10:00000000 r9:857d5a00 r8:8027f5e8 r7:ec5dde60 r6:8585c180 r5:84a99800 [ 1345.950294][ T32] r4:00000001 [ 1345.950317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.950387][ T32] Exception stack(0xec601fb0 to 0xec601ff8) [ 1345.950430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.950460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.950487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.950515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.950537][ T32] r4:857aebc0 [ 1345.951016][ T32] INFO: task kworker/1:761:5639 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.951051][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.951121][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.951169][ T32] Call trace: [ 1345.951201][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.951248][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.951315][ T32] r4:00000000 [ 1345.951341][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.951379][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.951417][ T32] 5d20: 9cfc3000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.951449][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.951475][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.951499][ T32] r5:80000013 r4:80239bb0 [ 1345.951519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.951559][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1345.951636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 2 printk messages dropped ** [ 1345.951768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.951818][ T32] r4:00000000 [ 1345.951848][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.951893][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.951944][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.952005][ T32] r5:00001000 r4:ecf01000 [ 1345.952028][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.952076][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.952166][ T32] r5:85c39b8c r4:85c39800 [ 1345.964381][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.964514][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.964543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.964614][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.964662][ T32] r4:846ded80 [ 1345.964686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.964732][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.964756][ T32] r4:00000001 [ 1345.964777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.964813][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.964874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.964907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.964957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.965000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.965043][ T32] r4:84a7de40 [ 1345.965072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.965123][ T32] INFO: task kworker/1:762:5641 blocked for more than 472 seconds. [ 1345.965161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.965186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.965229][ T32] task:kworker/1:762 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.965315][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.965362][ T32] Call trace: [ 1345.965419][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.965469][ T32] r10:829188dc r9:ec60dd84 r8:00000002 r7:60000013 r6:ec60dd8c r5:84a98000 [ 1345.965510][ T32] r4:84a98000 [ 1345.965556][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.965599][ T32] r5:84a98000 r4:829188d8 [ 1345.965620][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.965658][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.965702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec60de08 [ 1345.965745][ T32] r4:00000000 [ 1345.965775][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.965874][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.965991][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.966113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aee80 [ 1345.966143][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.966241][ T32] r9:83018205 r8:84a98000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 1 printk messages dropped ** [ 1345.966352][ T32] r5:00001000 r4:eb9ad000 [ 1345.966410][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.966614][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.967043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1345.967103][ T32] r4:857aed00 ** 2 printk messages dropped ** [ 1345.967773][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.967924][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 3 printk messages dropped ** [ 1345.968032][ T32] 5d20: 9d3d1000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 4 printk messages dropped ** [ 1345.968272][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1345.968367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 3 printk messages dropped ** [ 1345.968558][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.968742][ T32] r5:00001000 r4:ecf01000 ** 2 printk messages dropped ** [ 1345.968904][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1345.969121][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1345.969212][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 5 printk messages dropped ** [ 1345.969442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.969592][ T32] INFO: task kworker/1:763:5644 blocked for more than 472 seconds. ** 2 printk messages dropped ** [ 1345.969670][ T32] task:kworker/1:763 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1345.970055][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1345.970221][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.970385][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.970552][ T32] r9:83018205 r8:84a9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1345.970677][ T32] r5:00001000 r4:eb9d7000 [ 1345.970699][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.970737][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.970779][ T32] r5:8572bb8c r4:8572b800 [ 1345.970834][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.970918][ T32] r7:ddde2d80 r6:83018200 r5:8572bb8c r4:857d5980 [ 1345.970942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.971025][ T32] r10:61c88647 r9:84a9b000 r8:857d59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.971051][ T32] r4:857d5980 [ 1345.971070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.971117][ T32] r10:00000000 r9:857d5980 r8:8027f5e8 r7:ec5dde60 r6:8585c280 r5:84a9b000 [ 1345.971170][ T32] r4:00000001 [ 1345.971206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.971243][ T32] Exception stack(0xec619fb0 to 0xec619ff8) [ 1345.971270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.971330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.971362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.971391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.971413][ T32] r4:857aeec0 [ 1345.971731][ T32] INFO: task kworker/1:763:5644 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.971764][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.971858][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.971941][ T32] Call trace: [ 1345.971996][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.972047][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.972070][ T32] r4:00000000 [ 1345.972095][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.972179][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.992681][ T32] 5d20: 9d819000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.992773][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.992838][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.992876][ T32] r5:80000013 r4:80239bb0 [ 1345.992900][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.993008][ T32] r4:82ac11e4 [ 1345.993042][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.993093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.993117][ T32] r4:e05e5dc0 [ 1345.993137][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.993179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.993201][ T32] r4:00000000 [ 1345.993221][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.993266][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.993287][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.993331][ T32] r5:00001000 r4:ecf01000 [ 1345.993376][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.993463][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.993530][ T32] r5:85c39b8c r4:85c39800 [ 1345.993554][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.993646][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.993698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.993750][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.993784][ T32] r4:846ded80 [ 1345.993837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.993893][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.993917][ T32] r4:00000001 [ 1345.993949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.994054][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1345.994086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.994115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.994141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.994189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.994215][ T32] r4:84a7de40 [ 1345.994250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.994306][ T32] INFO: task kworker/1:764:5646 blocked for more than 472 seconds. [ 1345.994350][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.994375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.994397][ T32] task:kworker/1:764 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.994455][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.994502][ T32] Call trace: [ 1345.994535][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1345.994583][ T32] r10:829188dc r9:ec505d84 r8:00000002 r7:60000113 r6:ec505d8c r5:856d6c00 [ 1345.994605][ T32] r4:856d6c00 [ 1345.994648][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1345.994696][ T32] r5:856d6c00 r4:829188d8 [ 1345.994728][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.994773][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.994840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec505e08 [ 1345.994873][ T32] r4:00000000 [ 1345.994893][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1345.994982][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.995022][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.995076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889d40 [ 1345.995102][ T32] r4:00000000 [ 1345.995319][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.995467][ T32] r9:83018205 r8:856d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1345.995492][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.995536][ T32] r5:00001000 r4:ead73000 [ 1345.995556][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.995594][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.995633][ T32] r5:858fe78c r4:858fe400 [ 1345.995653][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.995696][ T32] r7:ddde2d80 r6:83018200 r5:858fe78c r4:857d5b80 [ 1345.995773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.995876][ T32] r10:61c88647 r9:856d6c00 r8:857d5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.995932][ T32] r4:857d5b80 [ 1345.996026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.996084][ T32] r10:00000000 r9:857d5b80 r8:8027f5e8 r7:ec619e60 r6:857d5c00 r5:856d6c00 [ 1345.996138][ T32] r4:00000001 [ 1345.996164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.996226][ T32] Exception stack(0xec505fb0 to 0xec505ff8) [ 1345.996258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.996287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.996345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.996405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.996430][ T32] r4:857aebc0 [ 1345.996916][ T32] INFO: task kworker/1:764:5646 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1345.996952][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.997042][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.997093][ T32] Call trace: [ 1345.997156][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1345.997211][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1345.997235][ T32] r4:00000000 [ 1345.997255][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.997291][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1345.997351][ T32] 5d20: 9d819000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1345.997384][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1345.997410][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.997434][ T32] r5:80000013 r4:80239bb0 [ 1345.997469][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.997524][ T32] r4:82ac11e4 [ 1345.997548][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.997605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1345.997631][ T32] r4:e05e5dc0 [ 1345.997651][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.997692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1345.997753][ T32] r4:00000000 [ 1345.997776][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.997877][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1345.997933][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.998029][ T32] r5:00001000 r4:ecf01000 [ 1345.998087][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.998132][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.998175][ T32] r5:85c39b8c r4:85c39800 [ 1345.998195][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.998240][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1345.998292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.998379][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.998405][ T32] r4:846ded80 [ 1345.998426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.998470][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1345.998524][ T32] r4:00000001 [ 1345.998549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1345.998750][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1345.999002][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.999369][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 ** 8 printk messages dropped ** [ 1345.999626][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.999665][ T32] r5:00001000 r4:eb9e9000 [ 1345.999709][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.999922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1346.000372][ T32] r4:84916000 ** 2 printk messages dropped ** [ 1346.000812][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.001171][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1346.001407][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1346.001676][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1346.001951][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.023912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1346.024454][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1346.024810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85797f40 [ 1346.024840][ T32] r4:00000000 [ 1346.024882][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.024934][ T32] r9:83018205 r8:856d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1346.024972][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.025038][ T32] r5:00001000 r4:eb9ff000 [ 1346.025071][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.025114][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.025157][ T32] r5:858fc38c r4:858fc000 [ 1346.025176][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.025245][ T32] r7:ddde2d80 r6:83018200 r5:858fc38c r4:857d5d00 [ 1346.025270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.025348][ T32] r10:61c88647 r9:856d8000 r8:857d5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.025392][ T32] r4:857d5d00 [ 1346.025425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.025469][ T32] r10:00000000 r9:857d5d00 r8:8027f5e8 r7:ec505e60 r6:857d5d80 r5:856d8000 [ 1346.025492][ T32] r4:00000001 [ 1346.025510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.025561][ T32] Exception stack(0xec61dfb0 to 0xec61dff8) [ 1346.025601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.025642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.025672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.025721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.025802][ T32] r4:857aebc0 [ 1346.026444][ T32] INFO: task kworker/1:766:5650 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.026490][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.026574][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.026624][ T32] Call trace: [ 1346.026656][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.026704][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.026727][ T32] r4:00000000 [ 1346.026747][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.026789][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.026867][ T32] 5d20: 9dd5d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.026932][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.026965][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.027020][ T32] r5:80000013 r4:80239bb0 [ 1346.027066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.027116][ T32] r4:82ac11e4 [ 1346.027168][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.027215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.027237][ T32] r4:e05e5dc0 [ 1346.027257][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.027334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.027360][ T32] r4:00000000 [ 1346.027381][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.027425][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.027447][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.027516][ T32] r5:00001000 r4:ecf01000 [ 1346.027540][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.027611][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.027687][ T32] r5:85c39b8c r4:85c39800 [ 1346.027711][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.027812][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.027867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.027918][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.027963][ T32] r4:846ded80 [ 1346.027989][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.028034][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.028086][ T32] r4:00000001 [ 1346.028112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.028148][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.028197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.028234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.028301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.028372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.028412][ T32] r4:84a7de40 [ 1346.028437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.028465][ T32] INFO: task kworker/1:767:5651 blocked for more than 472 seconds. [ 1346.028525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.028566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.028590][ T32] task:kworker/1:767 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.028665][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.028734][ T32] Call trace: [ 1346.028801][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.028893][ T32] r10:829188dc r9:ec629d84 r8:00000002 r7:60000113 r6:ec629d8c r5:84a9c800 [ 1346.028935][ T32] r4:84a9c800 [ 1346.028957][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.028998][ T32] r5:84a9c800 r4:829188d8 [ 1346.029041][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.029097][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.029169][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.029287][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1346.029569][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.029611][ T32] r5:00001000 r4:eba13000 [ 1346.029652][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.029867][ T32] r7:ddde2d80 r6:83018200 r5:858fcb8c r4:857d5e00 ** 1 printk messages dropped ** [ 1346.029998][ T32] r10:61c88647 r9:84a9c800 r8:857d5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.030169][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.030293][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.030801][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.030978][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.031026][ T32] Call trace: [ 1346.031082][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.031129][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.031153][ T32] r4:00000000 [ 1346.031173][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.031272][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.031304][ T32] 5d20: 9dd5d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.031353][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.031382][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.031428][ T32] r5:80000013 r4:80239bb0 [ 1346.031451][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.031492][ T32] r4:82ac11e4 [ 1346.031554][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.031621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.031647][ T32] r4:e05e5dc0 [ 1346.031667][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.031708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.031731][ T32] r4:00000000 [ 1346.031773][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.031820][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.031850][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.031891][ T32] r5:00001000 r4:ecf01000 [ 1346.031924][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.031989][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.032056][ T32] r5:85c39b8c r4:85c39800 [ 1346.032101][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.063547][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.063628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.063717][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.063781][ T32] r4:846ded80 [ 1346.063810][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.063872][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.063897][ T32] r4:00000001 [ 1346.063917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.063954][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.063984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.064033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.064081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.064129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.064186][ T32] r4:84a7de40 [ 1346.064228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.064271][ T32] INFO: task kworker/1:768:5653 blocked for more than 472 seconds. [ 1346.064308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.064352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.064424][ T32] task:kworker/1:768 state:D stack:0 pid:5653 tgid:5653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.064487][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.064535][ T32] Call trace: [ 1346.064567][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.064648][ T32] r10:829188dc r9:ec631d84 r8:00000002 r7:60000113 r6:ec631d8c r5:84a9bc00 [ 1346.064675][ T32] r4:84a9bc00 [ 1346.064761][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.064805][ T32] r5:84a9bc00 r4:829188d8 [ 1346.064831][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.064893][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.064962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 [ 1346.064988][ T32] r4:00000000 [ 1346.065007][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.065044][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.065086][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.065128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889340 [ 1346.065150][ T32] r4:00000000 [ 1346.065169][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.065216][ T32] r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1346.065238][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.065300][ T32] r5:00001000 r4:eba7f000 [ 1346.065325][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.065430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.065508][ T32] r5:858fc78c r4:858fc400 [ 1346.065552][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.065601][ T32] r7:ddde2d80 r6:83018200 r5:858fc78c r4:857d5e80 [ 1346.065622][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.065690][ T32] r10:61c88647 r9:84a9bc00 r8:857d5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.065715][ T32] r4:857d5e80 [ 1346.065759][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.065854][ T32] r10:00000000 r9:857d5e80 r8:8027f5e8 r7:ec505e60 r6:8585c380 r5:84a9bc00 [ 1346.065888][ T32] r4:00000001 [ 1346.065946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.066009][ T32] Exception stack(0xec631fb0 to 0xec631ff8) [ 1346.066086][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.066120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.066176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.066210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.066260][ T32] r4:85889080 [ 1346.066773][ T32] INFO: task kworker/1:768:5653 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 5 printk messages dropped ** [ 1346.067145][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.067237][ T32] 5d20: 9e94c000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 10 printk messages dropped ** [ 1346.067796][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.068219][ T32] r5:85c39b8c r4:85c39800 ** 6 printk messages dropped ** [ 1346.068509][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1346.068982][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.069443][ T32] r4:84a9e000 ** 2 printk messages dropped ** [ 1346.069554][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.069594][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.069638][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 [ 1346.069660][ T32] r4:00000000 [ 1346.069679][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.069716][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.069750][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.069813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889540 [ 1346.069845][ T32] r4:00000000 [ 1346.069865][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.069910][ T32] r9:83018205 r8:84a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1346.069930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.069996][ T32] r5:00001000 r4:ebaa9000 [ 1346.070021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.070060][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.070112][ T32] r5:858fd38c r4:858fd000 [ 1346.070135][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.070200][ T32] r7:ddde2d80 r6:83018200 r5:858fd38c r4:857d5f80 [ 1346.070225][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.070270][ T32] r10:61c88647 r9:84a9e000 r8:857d5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.070307][ T32] r4:857d5f80 [ 1346.070329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.070372][ T32] r10:00000000 r9:857d5f80 r8:8027f5e8 r7:ec505e60 r6:8585c400 r5:84a9e000 [ 1346.070437][ T32] r4:00000001 [ 1346.070482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.070519][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 1346.070546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.070573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.070620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.070666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.070693][ T32] r4:85889500 [ 1346.071015][ T32] INFO: task kworker/1:769:5655 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.071048][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.071225][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.071274][ T32] Call trace: [ 1346.071326][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.071378][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.071402][ T32] r4:00000000 [ 1346.071422][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.071479][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.071510][ T32] 5d20: 9e94c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.071562][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.071591][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.071616][ T32] r5:80000013 r4:80239bb0 [ 1346.071637][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.071676][ T32] r4:82ac11e4 [ 1346.071696][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.071737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.071760][ T32] r4:e05e5dc0 [ 1346.071788][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.071871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.071897][ T32] r4:00000000 [ 1346.071918][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.071962][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.071983][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.072024][ T32] r5:00001000 r4:ecf01000 [ 1346.072064][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.072128][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.072248][ T32] r5:85c39b8c r4:85c39800 [ 1346.087980][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.088083][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.088109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.088206][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.088253][ T32] r4:846ded80 [ 1346.088277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.088323][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.088366][ T32] r4:00000001 [ 1346.088389][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.088445][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.088509][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.088667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1346.089118][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1346.089705][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1346.089961][ T32] r5:00001000 r4:ebac3000 ** 1 printk messages dropped ** [ 1346.090134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.090527][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.090766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.091794][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1346.092118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1346.109596][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1346.109796][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.110257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.110772][ T32] r4:84a9ec00 ** 5 printk messages dropped ** [ 1346.111020][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.111259][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.111486][ T32] r5:00001000 r4:ebae1000 ** 1 printk messages dropped ** [ 1346.111574][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.111622][ T32] r5:858fd78c r4:858fd400 [ 1346.111642][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.111708][ T32] r7:ddde2d80 r6:83018200 r5:858fd78c r4:8588d100 [ 1346.111753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.111802][ T32] r10:61c88647 r9:84a9ec00 r8:8588d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.111825][ T32] r4:8588d100 [ 1346.111855][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.111934][ T32] r10:00000000 r9:8588d100 r8:8027f5e8 r7:ec505e60 r6:8585c500 r5:84a9ec00 [ 1346.111966][ T32] r4:00000001 [ 1346.112001][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.112063][ T32] Exception stack(0xec645fb0 to 0xec645ff8) [ 1346.112100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.112140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.112194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.125596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.125681][ T32] r4:85889680 [ 1346.126260][ T32] INFO: task kworker/1:771:5659 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.126310][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.126423][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.126488][ T32] Call trace: [ 1346.126551][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.126611][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.126636][ T32] r4:00000000 [ 1346.126656][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.126696][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.126726][ T32] 5d20: 9f2bb000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.126756][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.126781][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.126846][ T32] r5:80000013 r4:80239bb0 [ 1346.126900][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.126946][ T32] r4:82ac11e4 [ 1346.126999][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.127044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.127066][ T32] r4:e05e5dc0 [ 1346.127090][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.127132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.127154][ T32] r4:00000000 [ 1346.127173][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.127218][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.127239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.127280][ T32] r5:00001000 r4:ecf01000 [ 1346.127335][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.127383][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.127426][ T32] r5:85c39b8c r4:85c39800 [ 1346.127491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.127541][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.127562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.127620][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.127646][ T32] r4:846ded80 [ 1346.127667][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.127711][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.127782][ T32] r4:00000001 [ 1346.127852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.127893][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.127920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.127948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.128004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.128037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.128072][ T32] r4:84a7de40 [ 1346.128126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.128172][ T32] INFO: task kworker/1:772:5661 blocked for more than 472 seconds. ** 1 printk messages dropped ** [ 1346.128268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1346.128419][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1346.128637][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.128846][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.129095][ T32] r9:83018205 r8:85760c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1346.129182][ T32] r5:00001000 r4:ebaf1000 [ 1346.129205][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.129244][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.129286][ T32] r5:858fdf8c r4:858fdc00 [ 1346.129305][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.129457][ T32] r4:8588d000 ** 5 printk messages dropped ** [ 1346.129716][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.130535][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1346.130958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1346.131515][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1346.131716][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1346.131897][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.152510][ T32] INFO: task kworker/1:773:5663 blocked for more than 472 seconds. [ 1346.152624][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.152669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.152716][ T32] task:kworker/1:773 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.152784][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.152878][ T32] Call trace: [ 1346.152934][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.152993][ T32] r10:829188dc r9:ec655d84 r8:00000002 r7:60000113 r6:ec655d8c r5:85760000 [ 1346.153017][ T32] r4:85760000 [ 1346.153038][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.153077][ T32] r5:85760000 r4:829188d8 [ 1346.153098][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.153161][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.153216][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec655e08 [ 1346.153260][ T32] r4:00000000 [ 1346.153283][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.153330][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.153394][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.153440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889500 [ 1346.153471][ T32] r4:00000000 [ 1346.153494][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.153542][ T32] r9:83018205 r8:85760000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.153563][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.153625][ T32] r5:00001000 r4:ebb05000 [ 1346.153649][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.153727][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.153782][ T32] r5:858fdb8c r4:858fd800 [ 1346.153850][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.153904][ T32] r7:ddde2d80 r6:83018200 r5:858fdb8c r4:8588d180 [ 1346.153926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.154015][ T32] r10:61c88647 r9:85760000 r8:8588d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.154050][ T32] r4:8588d180 [ 1346.154071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.154120][ T32] r10:00000000 r9:8588d180 r8:8027f5e8 r7:ec505e60 r6:8585c600 r5:85760000 [ 1346.154144][ T32] r4:00000001 [ 1346.154163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.154199][ T32] Exception stack(0xec655fb0 to 0xec655ff8) [ 1346.154228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.154279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.154310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.154351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.154414][ T32] r4:85889a00 [ 1346.154935][ T32] INFO: task kworker/1:773:5663 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.154972][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.155058][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.155108][ T32] Call trace: [ 1346.155189][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.155252][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.155277][ T32] r4:00000000 [ 1346.155298][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.155334][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.155363][ T32] 5d20: 9f7b4000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.155403][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.155438][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.155462][ T32] r5:80000013 r4:80239bb0 [ 1346.155513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.155559][ T32] r4:82ac11e4 [ 1346.155601][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.155646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.155669][ T32] r4:e05e5dc0 [ 1346.155697][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.155746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.155776][ T32] r4:00000000 [ 1346.155798][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.155918][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.155960][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.156027][ T32] r5:00001000 r4:ecf01000 [ 1346.156063][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.156152][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.156197][ T32] r5:85c39b8c r4:85c39800 [ 1346.156217][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.156346][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.156419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.156474][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.156530][ T32] r4:846ded80 [ 1346.156570][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.156616][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.156686][ T32] r4:00000001 [ 1346.156714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.156766][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.156872][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.156920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.156952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.157013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.157040][ T32] r4:84a7de40 [ 1346.157063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.157097][ T32] INFO: task kworker/1:774:5665 blocked for more than 472 seconds. [ 1346.157156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.157200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.157240][ T32] task:kworker/1:774 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.157311][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.157409][ T32] Call trace: [ 1346.157496][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.157545][ T32] r10:829188dc r9:ec65dd84 r8:00000002 r7:60000113 r6:ec65dd8c r5:85761800 [ 1346.157568][ T32] r4:85761800 [ 1346.157588][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.157658][ T32] r5:85761800 r4:829188d8 [ 1346.157684][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.157753][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.157868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec65de08 [ 1346.157900][ T32] r4:00000000 [ 1346.157922][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.157963][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.158058][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.158133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889b40 [ 1346.158156][ T32] r4:00000000 [ 1346.158178][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.158224][ T32] r9:83018205 r8:85761800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1346.158292][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.158343][ T32] r5:00001000 r4:dfb31000 [ 1346.158396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.158442][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.158483][ T32] r5:858fe38c r4:858fe000 [ 1346.158503][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.158546][ T32] r7:ddde2d80 r6:83018200 r5:858fe38c r4:8588d280 [ 1346.158604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.158686][ T32] r10:61c88647 r9:85761800 r8:8588d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.158714][ T32] r4:8588d280 [ 1346.158735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.158778][ T32] r10:00000000 r9:8588d280 r8:8027f5e8 r7:ec505e60 r6:8585c680 r5:85761800 [ 1346.158818][ T32] r4:00000001 [ 1346.158865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.158908][ T32] Exception stack(0xec65dfb0 to 0xec65dff8) [ 1346.158938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.158998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.159054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.159126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.159154][ T32] r4:858899c0 [ 1346.159480][ T32] INFO: task kworker/1:774:5665 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.159513][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.159624][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.159688][ T32] Call trace: [ 1346.159719][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.159766][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.159800][ T32] r4:00000000 [ 1346.159824][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.159870][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.159919][ T32] 5d20: 9f7b4000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.159953][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.160001][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.160028][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1346.160116][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.160461][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.160711][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.160944][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1346.161090][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 5 printk messages dropped ** [ 1346.161346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.161532][ T32] INFO: task kworker/1:775:5667 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1346.161680][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.161914][ T32] r4:85762400 ** 1 printk messages dropped ** [ 1346.162080][ T32] r5:85762400 r4:829188d8 ** 2 printk messages dropped ** [ 1346.184906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec671e08 ** 4 printk messages dropped ** [ 1346.185259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889f80 ** 4 printk messages dropped ** [ 1346.185538][ T32] r5:00001000 r4:eb2b9000 ** 3 printk messages dropped ** [ 1346.185709][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1346.186293][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.187198][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1346.187593][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.187916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1346.188548][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.188933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.189228][ T32] task:kworker/1:776 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.189288][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.189354][ T32] Call trace: [ 1346.189391][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.189438][ T32] r10:829188dc r9:ec675d84 r8:00000002 r7:60000113 r6:ec675d8c r5:85764800 [ 1346.189503][ T32] r4:85764800 [ 1346.189556][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.189615][ T32] r5:85764800 r4:829188d8 [ 1346.189636][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.189698][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.189747][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 [ 1346.189770][ T32] r4:00000000 [ 1346.189790][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.189832][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.189872][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.189923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889e40 [ 1346.189950][ T32] r4:00000000 [ 1346.190011][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.190069][ T32] r9:83018205 r8:85764800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1346.190118][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.190165][ T32] r5:00001000 r4:eb171000 [ 1346.190206][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.190249][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.190291][ T32] r5:858fef8c r4:858fec00 [ 1346.190312][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.190357][ T32] r7:ddde2d80 r6:83018200 r5:858fef8c r4:8588d300 [ 1346.190387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.190436][ T32] r10:61c88647 r9:85764800 r8:8588d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.190468][ T32] r4:8588d300 [ 1346.190580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.190627][ T32] r10:00000000 r9:8588d300 r8:8027f5e8 r7:ec671e60 r6:8585c780 r5:85764800 [ 1346.190673][ T32] r4:00000001 [ 1346.190695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.190731][ T32] Exception stack(0xec675fb0 to 0xec675ff8) [ 1346.190822][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.190864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.190892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.190920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.191004][ T32] r4:85889e80 [ 1346.191360][ T32] INFO: task kworker/1:776:5671 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.191403][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.191461][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.191508][ T32] Call trace: [ 1346.191561][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.191614][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.191652][ T32] r4:00000000 [ 1346.191688][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.191728][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.191757][ T32] 5d20: 9fdcc000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.191808][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.191913][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.191949][ T32] r5:80000013 r4:80239bb0 [ 1346.191972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.192014][ T32] r4:82ac11e4 [ 1346.192034][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.192076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.192119][ T32] r4:e05e5dc0 [ 1346.192198][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.214485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.214534][ T32] r4:00000000 [ 1346.214590][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.214757][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.214810][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.214907][ T32] r5:00001000 r4:ecf01000 [ 1346.214932][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.214988][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.215034][ T32] r5:85c39b8c r4:85c39800 [ 1346.215067][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.215121][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.215196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.215324][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.215365][ T32] r4:846ded80 [ 1346.215388][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.215436][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.215458][ T32] r4:00000001 [ 1346.215523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.215596][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.215676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.215720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.215753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.215821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.215880][ T32] r4:84a7de40 [ 1346.215909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.215951][ T32] INFO: task kworker/1:777:5673 blocked for more than 472 seconds. [ 1346.215986][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.216044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.216071][ T32] task:kworker/1:777 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.216183][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.216233][ T32] Call trace: [ 1346.216309][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.216363][ T32] r10:829188dc r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:85766000 [ 1346.216412][ T32] r4:85766000 [ 1346.216436][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.216506][ T32] r5:85766000 r4:829188d8 [ 1346.216531][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.216583][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.216635][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 [ 1346.216660][ T32] r4:00000000 [ 1346.216679][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.216746][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.216816][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.216870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589d3c0 [ 1346.216893][ T32] r4:00000000 [ 1346.216912][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.216955][ T32] r9:83018205 r8:85766000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1346.217041][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.217091][ T32] r5:00001000 r4:eb6e3000 [ 1346.217112][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.217150][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.217224][ T32] r5:858a038c r4:858a0000 [ 1346.217247][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.217292][ T32] r7:ddde2d80 r6:83018200 r5:858a038c r4:8588d200 [ 1346.217313][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.217389][ T32] r10:61c88647 r9:85766000 r8:8588d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.217415][ T32] r4:8588d200 [ 1346.217435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.217492][ T32] r10:00000000 r9:8588d200 r8:8027f5e8 r7:ec671e60 r6:8585c800 r5:85766000 [ 1346.217519][ T32] r4:00000001 [ 1346.217539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.217573][ T32] Exception stack(0xec67dfb0 to 0xec67dff8) [ 1346.217632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.217678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.217708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.217736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.217758][ T32] r4:85889b00 [ 1346.218272][ T32] INFO: task kworker/1:777:5673 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.218309][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.218402][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.218484][ T32] Call trace: [ 1346.218519][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.218568][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.218605][ T32] r4:00000000 [ 1346.218628][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.218695][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.218727][ T32] 5d20: a0499000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.218757][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.218782][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.218820][ T32] r5:80000013 r4:80239bb0 [ 1346.218852][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.218923][ T32] r4:82ac11e4 [ 1346.219001][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1346.219202][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.219470][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.219667][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1346.219803][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1346.219981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1346.220155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1346.220441][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1346.220626][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.220821][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.221040][ T32] r9:83018205 r8:85765400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 1 printk messages dropped ** [ 1346.221101][ T32] r5:00001000 r4:eb36d000 ** 2 printk messages dropped ** [ 1346.221206][ T32] r5:858ff38c r4:858ff000 ** 4 printk messages dropped ** [ 1346.221421][ T32] r4:8588d380 ** 7 printk messages dropped ** [ 1346.221712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.242972][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1346.243349][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.243608][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.243891][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1346.244066][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1346.244468][ T32] r4:84a7de40 ** 3 printk messages dropped ** [ 1346.244654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.244675][ T32] task:kworker/1:779 state:D stack:0 pid:5676 tgid:5676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.244722][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.244763][ T32] Call trace: [ 1346.244858][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.244907][ T32] r10:829188dc r9:ec689d84 r8:00000002 r7:60000113 r6:ec689d8c r5:85766c00 [ 1346.244935][ T32] r4:85766c00 [ 1346.244956][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.244996][ T32] r5:85766c00 r4:829188d8 [ 1346.245054][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.245096][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.245141][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec689e08 [ 1346.245194][ T32] r4:00000000 [ 1346.245246][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.245325][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.245396][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.245441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858896c0 [ 1346.245463][ T32] r4:00000000 [ 1346.245482][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.245554][ T32] r9:83018205 r8:85766c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1346.245591][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.245635][ T32] r5:00001000 r4:eb4b5000 [ 1346.245669][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.245735][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.245786][ T32] r5:858ff78c r4:858ff400 [ 1346.245824][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.245921][ T32] r7:ddde2d80 r6:83018200 r5:858ff78c r4:8588d480 [ 1346.245945][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.246045][ T32] r10:61c88647 r9:85766c00 r8:8588d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.246071][ T32] r4:8588d480 [ 1346.246095][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.246141][ T32] r10:00000000 r9:8588d480 r8:8027f5e8 r7:ec67de60 r6:8585c900 r5:85766c00 [ 1346.246163][ T32] r4:00000001 [ 1346.246214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.246324][ T32] Exception stack(0xec689fb0 to 0xec689ff8) [ 1346.246363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.246393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.246419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.246448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.246503][ T32] r4:857bd780 [ 1346.247002][ T32] INFO: task kworker/1:779:5676 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.247037][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.247098][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.247192][ T32] Call trace: [ 1346.247227][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.247276][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.247300][ T32] r4:00000000 [ 1346.247320][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.247392][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.247424][ T32] 5d20: a0aeb000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.247453][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.247478][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.247509][ T32] r5:80000013 r4:80239bb0 [ 1346.247540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.247586][ T32] r4:82ac11e4 [ 1346.247608][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.247652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.247675][ T32] r4:e05e5dc0 [ 1346.247695][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.247762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.247786][ T32] r4:00000000 [ 1346.247806][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.247860][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.247882][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.248146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.248393][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1346.248773][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.249080][ T32] r4:85763c00 ** 4 printk messages dropped ** [ 1346.249309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec691e08 ** 8 printk messages dropped ** [ 1346.249777][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.249818][ T32] r5:00001000 r4:ec5e7000 ** 3 printk messages dropped ** [ 1346.250059][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.250580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.251346][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1346.251515][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.251539][ T32] r5:80000013 r4:80239bb0 [ 1346.251560][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.251621][ T32] r4:82ac11e4 [ 1346.251647][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.251690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.251713][ T32] r4:e05e5dc0 [ 1346.251757][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.251802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.251850][ T32] r4:00000000 [ 1346.251875][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.251925][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.251948][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.251990][ T32] r5:00001000 r4:ecf01000 [ 1346.252011][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.252050][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.252115][ T32] r5:85c39b8c r4:85c39800 [ 1346.266934][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.267105][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.267148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.267206][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.267231][ T32] r4:846ded80 [ 1346.267284][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.267334][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.267358][ T32] r4:00000001 [ 1346.267378][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.267415][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.267445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.267473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.267501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.267543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.267569][ T32] r4:84a7de40 [ 1346.267593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.267623][ T32] INFO: task kworker/1:780:5681 blocked for more than 472 seconds. [ 1346.267656][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.267680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.267714][ T32] task:kworker/1:780 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.267851][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.267902][ T32] Call trace: [ 1346.267934][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.267983][ T32] r10:829188dc r9:ec6a9d84 r8:00000002 r7:60000113 r6:ec6a9d8c r5:84788000 [ 1346.268039][ T32] r4:84788000 [ 1346.268090][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.268134][ T32] r5:84788000 r4:829188d8 [ 1346.268156][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.268226][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.268274][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a9e08 [ 1346.268297][ T32] r4:00000000 [ 1346.268317][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.268381][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.268424][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.268497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589d000 [ 1346.268523][ T32] r4:00000000 [ 1346.268544][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.268590][ T32] r9:83018205 r8:84788000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1346.268612][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.268662][ T32] r5:00001000 r4:eb54b000 [ 1346.268686][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.268726][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.268768][ T32] r5:858fff8c r4:858ffc00 [ 1346.268788][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.268839][ T32] r7:ddde2d80 r6:83018200 r5:858fff8c r4:8588d500 [ 1346.268872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.268921][ T32] r10:61c88647 r9:84788000 r8:8588d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.268965][ T32] r4:8588d500 [ 1346.268988][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.269031][ T32] r10:00000000 r9:8588d500 r8:8027f5e8 r7:ec67de60 r6:8585ca00 r5:84788000 [ 1346.269053][ T32] r4:00000001 [ 1346.269072][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.269106][ T32] Exception stack(0xec6a9fb0 to 0xec6a9ff8) [ 1346.269132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.269160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.269209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.269251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.269278][ T32] r4:85889d80 [ 1346.269764][ T32] INFO: task kworker/1:780:5681 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.269801][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.269908][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.270007][ T32] Call trace: [ 1346.270080][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.270131][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.270155][ T32] r4:00000000 [ 1346.270185][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.270226][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.270276][ T32] 5d20: a0d6b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.270309][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.270335][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.270359][ T32] r5:80000013 r4:80239bb0 [ 1346.270380][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.270443][ T32] r4:82ac11e4 [ 1346.270467][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.270522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.270548][ T32] r4:e05e5dc0 [ 1346.270568][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.270609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.270632][ T32] r4:00000000 [ 1346.270651][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.270710][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.270737][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.270779][ T32] r5:00001000 r4:ecf01000 [ 1346.270799][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.270842][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.270884][ T32] r5:85c39b8c r4:85c39800 [ 1346.270903][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.270947][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.270968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.271013][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.271037][ T32] r4:846ded80 [ 1346.271071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.271139][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.271164][ T32] r4:00000001 [ 1346.271184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.271220][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.271246][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.271274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.271300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.271348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.271374][ T32] r4:84a7de40 [ 1346.271394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.271420][ T32] INFO: task kworker/1:781:5683 blocked for more than 472 seconds. [ 1346.271467][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.271495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.271537][ T32] task:kworker/1:781 state:D stack:0 pid:5683 tgid:5683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.271585][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.271627][ T32] Call trace: [ 1346.271681][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.271730][ T32] r10:829188dc r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:84828c00 [ 1346.271753][ T32] r4:84828c00 [ 1346.271773][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.271812][ T32] r5:84828c00 r4:829188d8 [ 1346.271838][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.271879][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.271922][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1346.271944][ T32] r4:00000000 [ 1346.271963][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.272000][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.272066][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.272127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589d280 [ 1346.272197][ T32] r4:00000000 [ 1346.286794][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.286921][ T32] r9:83018205 r8:84828c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1346.286970][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.287023][ T32] r5:00001000 r4:eb6ab000 [ 1346.287045][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.287088][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.287140][ T32] r5:858ffb8c r4:858ff800 [ 1346.287180][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.287252][ T32] r7:ddde2d80 r6:83018200 r5:858ffb8c r4:8588d580 [ 1346.287277][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.287325][ T32] r10:61c88647 r9:84828c00 r8:8588d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.287349][ T32] r4:8588d580 [ 1346.287368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.287414][ T32] r10:00000000 r9:8588d580 r8:8027f5e8 r7:ec67de60 r6:8585cb00 r5:84828c00 [ 1346.287437][ T32] r4:00000001 [ 1346.287476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.287517][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1346.287580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.287613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.287640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.287699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.287725][ T32] r4:8589d040 [ 1346.288233][ T32] INFO: task kworker/1:781:5683 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.288269][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.288355][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.288566][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 4 printk messages dropped ** [ 1346.288724][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 5 printk messages dropped ** [ 1346.288995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.289024][ T32] r4:e05e5dc0 [ 1346.289079][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.289162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.289198][ T32] r4:00000000 [ 1346.289226][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.289285][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.289308][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.289349][ T32] r5:00001000 r4:ecf01000 [ 1346.289390][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.289433][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.289476][ T32] r5:85c39b8c r4:85c39800 [ 1346.289518][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.289568][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.289611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.289667][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.289691][ T32] r4:846ded80 [ 1346.289735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.289801][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.289847][ T32] r4:00000001 [ 1346.289876][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.289952][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.290020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.290063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.290139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.290172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.290195][ T32] r4:84a7de40 [ 1346.290217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.290268][ T32] INFO: task kworker/1:782:5685 blocked for more than 472 seconds. [ 1346.290332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.290361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.290399][ T32] task:kworker/1:782 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.290462][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.290506][ T32] Call trace: [ 1346.290584][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.290656][ T32] r10:829188dc r9:ec6d5d84 r8:00000002 r7:60000013 r6:ec6d5d8c r5:84828000 [ 1346.290686][ T32] r4:84828000 [ 1346.290708][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.290748][ T32] r5:84828000 r4:829188d8 [ 1346.290768][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.290830][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.290884][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 [ 1346.290909][ T32] r4:00000000 [ 1346.290929][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.290965][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.291023][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.291068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589d800 [ 1346.291134][ T32] r4:00000000 [ 1346.291158][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.291224][ T32] r9:83018205 r8:84828000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.291251][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.291325][ T32] r5:00001000 r4:eb945000 [ 1346.291378][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.291419][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.291460][ T32] r5:858a138c r4:858a1000 [ 1346.291480][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.291522][ T32] r7:ddde2d80 r6:83018200 r5:858a138c r4:8588d600 [ 1346.291542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.291605][ T32] r10:61c88647 r9:84828000 r8:8588d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.291632][ T32] r4:8588d600 [ 1346.291672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.291883][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.309952][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1346.310506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.310532][ T32] r4:e05e5dc0 [ 1346.310552][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.310597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.310643][ T32] r4:00000000 [ 1346.310671][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.310719][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.310743][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.310785][ T32] r5:00001000 r4:ecf01000 [ 1346.310806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.310855][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.310897][ T32] r5:85c39b8c r4:85c39800 [ 1346.310917][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.310962][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.310983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.311052][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.311083][ T32] r4:846ded80 [ 1346.311104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.311151][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.311173][ T32] r4:00000001 [ 1346.311192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.311254][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.311307][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.311359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.311398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.311431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.311474][ T32] r4:84a7de40 [ 1346.311501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.311531][ T32] INFO: task kworker/1:783:5687 blocked for more than 472 seconds. [ 1346.311585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.311614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.311635][ T32] task:kworker/1:783 state:D stack:0 pid:5687 tgid:5687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.311696][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.311740][ T32] Call trace: [ 1346.311784][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.311850][ T32] r10:829188dc r9:ec6ddd84 r8:00000002 r7:60000113 r6:ec6ddd8c r5:84829800 [ 1346.311877][ T32] r4:84829800 [ 1346.311898][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.311937][ T32] r5:84829800 r4:829188d8 [ 1346.311957][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.311996][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.312040][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6dde08 [ 1346.312063][ T32] r4:00000000 [ 1346.312087][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.312124][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.325132][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.325258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589d500 ** 4 printk messages dropped ** [ 1346.325460][ T32] r5:00001000 r4:eb71b000 [ 1346.325480][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.325549][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.325596][ T32] r5:858a078c r4:858a0400 [ 1346.325616][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.325662][ T32] r7:ddde2d80 r6:83018200 r5:858a078c r4:8588d680 ** 2 printk messages dropped ** [ 1346.325797][ T32] r4:8588d680 ** 2 printk messages dropped ** [ 1346.325943][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.326155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.326910][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.327271][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 1 printk messages dropped ** [ 1346.327351][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 5 printk messages dropped ** [ 1346.327557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 6 printk messages dropped ** [ 1346.327924][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.328274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1346.328406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.328708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.328973][ T32] INFO: task kworker/1:784:5689 blocked for more than 472 seconds. [ 1346.329032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.329085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.329110][ T32] task:kworker/1:784 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.329157][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.329234][ T32] Call trace: [ 1346.329297][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.329343][ T32] r10:829188dc r9:ec6e5d84 r8:00000002 r7:60000113 r6:ec6e5d8c r5:8482a400 [ 1346.329366][ T32] r4:8482a400 [ 1346.329386][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.329425][ T32] r5:8482a400 r4:829188d8 [ 1346.329446][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.329483][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.329601][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 [ 1346.329672][ T32] r4:00000000 [ 1346.329725][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.329767][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.329805][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.329886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589d640 [ 1346.329964][ T32] r4:00000000 [ 1346.330030][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.330109][ T32] r9:83018205 r8:8482a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1346.330148][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.330208][ T32] r5:00001000 r4:eb74b000 [ 1346.330260][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.330302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.330343][ T32] r5:858a0b8c r4:858a0800 [ 1346.330363][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.330406][ T32] r7:ddde2d80 r6:83018200 r5:858a0b8c r4:8588d700 [ 1346.330426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.330469][ T32] r10:61c88647 r9:8482a400 r8:8588d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.330515][ T32] r4:8588d700 [ 1346.330539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.330583][ T32] r10:00000000 r9:8588d700 r8:8027f5e8 r7:ec6d5e60 r6:8585cc80 r5:8482a400 [ 1346.330636][ T32] r4:00000001 [ 1346.330672][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.330709][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) [ 1346.330766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.330813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.330848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.330877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.330899][ T32] r4:8589d400 [ 1346.331214][ T32] INFO: task kworker/1:784:5689 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.331280][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.331392][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.331443][ T32] Call trace: [ 1346.331473][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.331520][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.331574][ T32] r4:00000000 [ 1346.331599][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.331674][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.331725][ T32] 5d20: a1a36000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.331794][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.331865][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.331894][ T32] r5:80000013 r4:80239bb0 [ 1346.331953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.332041][ T32] r4:82ac11e4 [ 1346.332066][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.332109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.332201][ T32] r4:e05e5dc0 [ 1346.354120][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.354287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.354342][ T32] r4:00000000 [ 1346.354387][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.354502][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.354558][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.354836][ T32] r5:00001000 r4:ecf01000 [ 1346.354968][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.355136][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.355303][ T32] r5:85c39b8c r4:85c39800 [ 1346.355356][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.355454][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.355500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.355602][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1346.355864][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 7 printk messages dropped ** [ 1346.356695][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1346.357115][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.357795][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.358711][ T32] r5:00001000 r4:eb883000 [ 1346.358753][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.359243][ T32] r10:61c88647 r9:8482b000 r8:8588d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.360110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.361839][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.362017][ T32] r4:00000000 [ 1346.362218][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.387198][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.387311][ T32] 5d20: a26ab000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.387378][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.387478][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.387543][ T32] r5:80000013 r4:80239bb0 [ 1346.387677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.387835][ T32] r4:82ac11e4 [ 1346.387884][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.387978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.388030][ T32] r4:e05e5dc0 [ 1346.388172][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.388315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.388371][ T32] r4:00000000 [ 1346.388421][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.388517][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.388634][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.388847][ T32] r5:00001000 r4:ecf01000 [ 1346.388902][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.388985][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.389073][ T32] r5:85c39b8c r4:85c39800 [ 1346.389121][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.389215][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.389259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.389352][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.389403][ T32] r4:846ded80 [ 1346.389446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.389553][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.389607][ T32] r4:00000001 [ 1346.389665][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.389745][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.389803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.389880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.389953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.390050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.390100][ T32] r4:84a7de40 [ 1346.390166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.390235][ T32] INFO: task kworker/1:786:5693 blocked for more than 472 seconds. [ 1346.390369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.390428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.390591][ T32] task:kworker/1:786 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.390714][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.390902][ T32] Call trace: [ 1346.390973][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.391070][ T32] r10:829188dc r9:ec6f1d84 r8:00000002 r7:60000013 r6:ec6f1d8c r5:8482c800 [ 1346.391122][ T32] r4:8482c800 [ 1346.391166][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.391270][ T32] r5:8482c800 r4:829188d8 [ 1346.391323][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.391406][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.391498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 [ 1346.391548][ T32] r4:00000000 [ 1346.391654][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.391771][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.391867][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.391968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589d980 ** 4 printk messages dropped ** [ 1346.410958][ T32] r5:00001000 r4:eb8a5000 [ 1346.411007][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.411233][ T32] r5:858a178c r4:858a1400 ** 3 printk messages dropped ** [ 1346.411698][ T32] r10:61c88647 r9:8482c800 r8:8588d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.423558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.425207][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1346.426014][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.426673][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1346.427350][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.428153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.429105][ T32] r10:829188dc r9:ec6f5d84 r8:00000002 r7:60000013 r6:ec6f5d8c r5:8482d400 ** 8 printk messages dropped ** [ 1346.429680][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.430324][ T32] r5:00001000 r4:eb8c5000 ** 1 printk messages dropped ** [ 1346.430477][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.430606][ T32] r5:858a1b8c r4:858a1800 [ 1346.430766][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.430938][ T32] r7:ddde2d80 r6:83018200 r5:858a1b8c r4:8588d400 [ 1346.430992][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.431105][ T32] r10:61c88647 r9:8482d400 r8:8588d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.431159][ T32] r4:8588d400 [ 1346.431203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.431291][ T32] r10:00000000 r9:8588d400 r8:8027f5e8 r7:ec6d5e60 r6:8585ce00 r5:8482d400 [ 1346.431338][ T32] r4:00000001 [ 1346.431395][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.431471][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1346.431526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.431681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.431743][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.431803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.431863][ T32] r4:8589d800 [ 1346.452901][ T32] INFO: task kworker/1:787:5695 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.453018][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.453108][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.453204][ T32] Call trace: [ 1346.453287][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.453359][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.453387][ T32] r4:00000000 [ 1346.453430][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.453492][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.453527][ T32] 5d20: a2f13000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.453579][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.453608][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.453655][ T32] r5:80000013 r4:80239bb0 [ 1346.453678][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.453737][ T32] r4:82ac11e4 [ 1346.453760][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.453803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.453825][ T32] r4:e05e5dc0 [ 1346.453873][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.453920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.453944][ T32] r4:00000000 [ 1346.453994][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.454047][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.454091][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.454136][ T32] r5:00001000 r4:ecf01000 [ 1346.454157][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.454197][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.454260][ T32] r5:85c39b8c r4:85c39800 [ 1346.454297][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.454352][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.454385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.454435][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.454458][ T32] r4:846ded80 [ 1346.454486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1346.454622][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.454837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1346.455106][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.455537][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 ** 8 printk messages dropped ** [ 1346.455878][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.455978][ T32] r5:00001000 r4:eb8e3000 [ 1346.456072][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.456435][ T32] r7:ddde2d80 r6:83018200 r5:858a1f8c r4:8588d880 ** 7 printk messages dropped ** [ 1346.457033][ T32] Exception stack(0xec6f9fb0 to 0xec6f9ff8) ** 6 printk messages dropped ** [ 1346.458181][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1346.459251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1346.460032][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.461099][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1346.461849][ T32] INFO: task kworker/1:789:5699 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.495171][ T32] r5:8482ec00 r4:829188d8 ** 6 printk messages dropped ** [ 1346.495514][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1346.495834][ T32] r5:00001000 r4:eb903000 ** 1 printk messages dropped ** [ 1346.495906][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.496301][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.496594][ T32] r4:8589db80 ** 5 printk messages dropped ** [ 1346.497402][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1346.497597][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1346.497897][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.498119][ T32] r5:00001000 r4:ecf01000 ** 3 printk messages dropped ** [ 1346.498243][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.498288][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.498309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.498354][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.498376][ T32] r4:846ded80 [ 1346.498395][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.498453][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.498479][ T32] r4:00000001 [ 1346.498537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.498575][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.498602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.498631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.498657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.498717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.498744][ T32] r4:84a7de40 [ 1346.498766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.498809][ T32] INFO: task kworker/1:790:5701 blocked for more than 473 seconds. [ 1346.498873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.498902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.498947][ T32] task:kworker/1:790 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.499019][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.499145][ T32] Call trace: [ 1346.499224][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.499327][ T32] r10:829188dc r9:ec705d84 r8:00000002 r7:60000113 r6:ec705d8c r5:85763000 [ 1346.499379][ T32] r4:85763000 [ 1346.499461][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.499559][ T32] r5:85763000 r4:829188d8 [ 1346.499625][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.499737][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.499851][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 [ 1346.499917][ T32] r4:00000000 [ 1346.499964][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.500062][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.500157][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.500250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd780 [ 1346.500305][ T32] r4:00000000 [ 1346.500379][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.500498][ T32] r9:83018205 r8:85763000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1346.500566][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.500692][ T32] r5:00001000 r4:ebb23000 [ 1346.500750][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.500858][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.500947][ T32] r5:858a2f8c r4:858a2c00 [ 1346.500997][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.501072][ T32] r7:ddde2d80 r6:83018200 r5:858a2f8c r4:8588da00 [ 1346.501094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.501164][ T32] r10:61c88647 r9:85763000 r8:8588da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.501199][ T32] r4:8588da00 [ 1346.501219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.501264][ T32] r10:00000000 r9:8588da00 r8:8027f5e8 r7:ec6d5e60 r6:8585cf80 r5:85763000 [ 1346.501308][ T32] r4:00000001 [ 1346.501332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.501387][ T32] Exception stack(0xec705fb0 to 0xec705ff8) [ 1346.501417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.501446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.501472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.501522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.501548][ T32] r4:8589ddc0 [ 1346.501861][ T32] INFO: task kworker/1:790:5701 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.501896][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.501954][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.502043][ T32] Call trace: [ 1346.502107][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.511573][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.511630][ T32] r4:00000000 [ 1346.511684][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.511743][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.511776][ T32] 5d20: a3680000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.511807][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.511839][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1346.512011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1346.512788][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1346.512959][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.513346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.513743][ T32] r10:829188dc r9:ec62dd84 r8:00000002 r7:60000113 r6:ec62dd8c r5:856dbc00 ** 8 printk messages dropped ** [ 1346.514201][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.514509][ T32] r5:00001000 r4:eb95f000 ** 2 printk messages dropped ** [ 1346.514635][ T32] r5:858a278c r4:858a2400 ** 4 printk messages dropped ** [ 1346.514878][ T32] r4:8588da80 ** 4 printk messages dropped ** [ 1346.515032][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) ** 6 printk messages dropped ** [ 1346.515769][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.516367][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1346.516629][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.517010][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.517257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.517564][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.517820][ T32] r5:856d9800 r4:829188d8 [ 1346.517851][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.517890][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.517935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 [ 1346.517958][ T32] r4:00000000 [ 1346.518012][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.518054][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.518130][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.518175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889080 [ 1346.518200][ T32] r4:00000000 [ 1346.518232][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.518278][ T32] r9:83018205 r8:856d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1346.518299][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.518361][ T32] r5:00001000 r4:ebb13000 [ 1346.518405][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.518446][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.518502][ T32] r5:858a2b8c r4:858a2800 [ 1346.518533][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.518581][ T32] r7:ddde2d80 r6:83018200 r5:858a2b8c r4:8588db00 [ 1346.518602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.518667][ T32] r10:61c88647 r9:856d9800 r8:8588db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.518694][ T32] r4:8588db00 [ 1346.518723][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.518770][ T32] r10:00000000 r9:8588db00 r8:8027f5e8 r7:ec705e60 r6:8588dc00 r5:856d9800 [ 1346.518814][ T32] r4:00000001 [ 1346.518864][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.518905][ T32] Exception stack(0xec70dfb0 to 0xec70dff8) [ 1346.518932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.518959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.518986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.519023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.519070][ T32] r4:8589eec0 [ 1346.519359][ T32] INFO: task kworker/1:792:5706 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.519413][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.519506][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.519554][ T32] Call trace: [ 1346.519585][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.519631][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.519665][ T32] r4:00000000 [ 1346.519708][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.519750][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.519795][ T32] 5d20: a3680000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.519833][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.519861][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.519886][ T32] r5:80000013 r4:80239bb0 [ 1346.519938][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.519981][ T32] r4:82ac11e4 [ 1346.520001][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.520043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.520065][ T32] r4:e05e5dc0 [ 1346.520119][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.520172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.520197][ T32] r4:00000000 [ 1346.520238][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.520286][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.520318][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.520363][ T32] r5:00001000 r4:ecf01000 [ 1346.520383][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.520421][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.520483][ T32] r5:85c39b8c r4:85c39800 [ 1346.520516][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.520572][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.520597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.520644][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.520688][ T32] r4:846ded80 [ 1346.520712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.520779][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.520804][ T32] r4:00000001 [ 1346.520846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.520911][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.520983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.521018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.521046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.521101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.521128][ T32] r4:84a7de40 [ 1346.521169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.521198][ T32] INFO: task kworker/1:793:5708 blocked for more than 473 seconds. [ 1346.521238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.521265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1346.521333][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.521717][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.552699][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.552772][ T32] r5:00001000 r4:eb0a1000 ** 2 printk messages dropped ** [ 1346.552888][ T32] r5:858a838c r4:858a8000 ** 4 printk messages dropped ** [ 1346.553104][ T32] r4:8588db80 ** 4 printk messages dropped ** [ 1346.553293][ T32] Exception stack(0xec711fb0 to 0xec711ff8) ** 6 printk messages dropped ** [ 1346.554018][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.554634][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.554912][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.555221][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1346.555398][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.555421][ T32] r4:846ded80 [ 1346.555460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.555508][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.555530][ T32] r4:00000001 [ 1346.555571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.555631][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.555661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.555711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.555742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.555777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.555799][ T32] r4:84a7de40 [ 1346.555837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.555878][ T32] INFO: task kworker/1:794:5709 blocked for more than 473 seconds. [ 1346.555911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.555935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.555956][ T32] task:kworker/1:794 state:D stack:0 pid:5709 tgid:5709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.556001][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.556064][ T32] Call trace: [ 1346.556137][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.556213][ T32] r10:829188dc r9:ebc69d84 r8:00000002 r7:60000113 r6:ebc69d8c r5:856dd400 [ 1346.556241][ T32] r4:856dd400 [ 1346.556270][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.556315][ T32] r5:856dd400 r4:829188d8 [ 1346.556336][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.556374][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.556418][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 [ 1346.556456][ T32] r4:00000000 [ 1346.556478][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.556536][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.556575][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.556636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0080 [ 1346.556662][ T32] r4:00000000 [ 1346.556683][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.556738][ T32] r9:83018205 r8:856dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1346.556809][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.556921][ T32] r5:00001000 r4:ebb57000 [ 1346.556971][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.557058][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.557149][ T32] r5:858a338c r4:858a3000 [ 1346.557224][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.557326][ T32] r7:ddde2d80 r6:83018200 r5:858a338c r4:8588dc80 [ 1346.557377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.557477][ T32] r10:61c88647 r9:856dd400 r8:8588dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.557528][ T32] r4:8588dc80 [ 1346.557572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.557681][ T32] r10:00000000 r9:8588dc80 r8:8027f5e8 r7:ec711e60 r6:8588dd80 r5:856dd400 [ 1346.557750][ T32] r4:00000001 [ 1346.557807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.557899][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1346.557990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.558078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.558148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.558259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.558321][ T32] r4:84916200 [ 1346.558754][ T32] INFO: task kworker/1:794:5709 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.558798][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.558904][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.558955][ T32] Call trace: [ 1346.559009][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.559097][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.559125][ T32] r4:00000000 [ 1346.559145][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1346.559238][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 3 printk messages dropped ** [ 1346.559383][ T32] r4:82ac11e4 [ 1346.559407][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.559463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.559488][ T32] r4:e05e5dc0 [ 1346.559516][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.559566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.559589][ T32] r4:00000000 [ 1346.559608][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.559651][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.559682][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.559727][ T32] r5:00001000 r4:ecf01000 [ 1346.559747][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.559785][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.559833][ T32] r5:85c39b8c r4:85c39800 [ 1346.559866][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.559933][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.559958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.560124][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.560308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.560608][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.560989][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.561450][ T32] r5:00001000 r4:dfb55000 [ 1346.561484][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.561525][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.561675][ T32] r7:ddde2d80 r6:83018200 r5:858a3b8c r4:8588de00 ** 9 printk messages dropped ** [ 1346.593041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.594931][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1346.595623][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.596074][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.596436][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.597301][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.597689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.598456][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.598817][ T32] r4:856dec00 ** 4 printk messages dropped ** [ 1346.599245][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec719e08 ** 9 printk messages dropped ** [ 1346.600193][ T32] r5:00001000 r4:eac41000 [ 1346.600262][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.600410][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.600525][ T32] r7:ddde2d80 r6:83018200 r5:858a378c r4:8588de80 [ 1346.600620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.600737][ T32] r10:61c88647 r9:856dec00 r8:8588deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.600790][ T32] r4:8588de80 [ 1346.600861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.600970][ T32] r10:00000000 r9:8588de80 r8:8027f5e8 r7:ec711e60 r6:8588df80 r5:856dec00 [ 1346.601020][ T32] r4:00000001 [ 1346.601086][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.601176][ T32] Exception stack(0xec719fb0 to 0xec719ff8) [ 1346.601236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.601302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.601414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.601574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.601639][ T32] r4:858f0200 [ 1346.602041][ T32] INFO: task kworker/1:796:5713 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.602083][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.602230][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.622649][ T32] Call trace: [ 1346.622697][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.622770][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.622835][ T32] r4:00000000 [ 1346.622886][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.622936][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.622969][ T32] 5d20: a4380000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.622998][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.623024][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.623052][ T32] r5:80000013 r4:80239bb0 [ 1346.623074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.623128][ T32] r4:82ac11e4 [ 1346.623151][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.623194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.623217][ T32] r4:e05e5dc0 [ 1346.623236][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.623276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.623319][ T32] r4:00000000 [ 1346.623352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.623402][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.623424][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.623468][ T32] r5:00001000 r4:ecf01000 [ 1346.623510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.623553][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.623596][ T32] r5:85c39b8c r4:85c39800 [ 1346.623638][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.623689][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.623710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.623766][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.623814][ T32] r4:846ded80 [ 1346.623853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.623902][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.623925][ T32] r4:00000001 [ 1346.623944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.624001][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.624031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.624059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.624095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.624127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.624170][ T32] r4:84a7de40 [ 1346.624197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.624229][ T32] INFO: task kworker/1:797:5715 blocked for more than 473 seconds. [ 1346.624262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.624308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.624343][ T32] task:kworker/1:797 state:D stack:0 pid:5715 tgid:5715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.624416][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.624485][ T32] Call trace: [ 1346.624546][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.624616][ T32] r10:829188dc r9:ec541d84 r8:00000002 r7:60000113 r6:ec541d8c r5:856db000 [ 1346.624664][ T32] r4:856db000 [ 1346.624688][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1346.624840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec541e08 ** 8 printk messages dropped ** [ 1346.625141][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.625205][ T32] r5:00001000 r4:eaea7000 [ 1346.625248][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.625431][ T32] r7:ddde2d80 r6:83018200 r5:858a3f8c r4:858f8100 ** 9 printk messages dropped ** [ 1346.625873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.626713][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1346.626971][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1346.627350][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.627833][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1346.627881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.627950][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.627976][ T32] r4:00000001 [ 1346.627996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.628031][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.628056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.628095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.628149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.628189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.628216][ T32] r4:84a7de40 [ 1346.628236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.628261][ T32] INFO: task kworker/1:798:5718 blocked for more than 473 seconds. [ 1346.628288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.628312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.628354][ T32] task:kworker/1:798 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.628414][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.628459][ T32] Call trace: [ 1346.628490][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.628535][ T32] r10:829188dc r9:ec71dd84 r8:00000002 r7:60000113 r6:ec71dd8c r5:858d8000 [ 1346.628558][ T32] r4:858d8000 [ 1346.628587][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.628630][ T32] r5:858d8000 r4:829188d8 [ 1346.628662][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.628703][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.628769][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1346.628794][ T32] r4:00000000 [ 1346.628846][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.628898][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.628937][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.628977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0c00 [ 1346.629014][ T32] r4:00000000 [ 1346.629046][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.629113][ T32] r9:83018205 r8:858d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.629138][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.629180][ T32] r5:00001000 r4:eb68f000 [ 1346.629214][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.629255][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.629297][ T32] r5:858a878c r4:858a8400 [ 1346.629339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.629409][ T32] r7:ddde2d80 r6:83018200 r5:858a878c r4:858f8080 [ 1346.629454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.629527][ T32] r10:61c88647 r9:858d8000 r8:858f80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.629553][ T32] r4:858f8080 [ 1346.629595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.629661][ T32] r10:00000000 r9:858f8080 r8:8027f5e8 r7:ec711e60 r6:852cb000 r5:858d8000 [ 1346.629687][ T32] r4:00000001 [ 1346.629736][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.629783][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1346.629812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.629853][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.630318][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.630927][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.631139][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.631334][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.631567][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.631591][ T32] r4:846ded80 [ 1346.631609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.631653][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.631675][ T32] r4:00000001 [ 1346.631695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.631729][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.631763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.631804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.631838][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.631880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.631933][ T32] r4:84a7de40 [ 1346.631967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.632003][ T32] INFO: task kworker/1:799:5720 blocked for more than 473 seconds. [ 1346.632056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.632083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.632106][ T32] task:kworker/1:799 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.632168][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.663001][ T32] Call trace: [ 1346.663124][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.663270][ T32] r10:829188dc r9:ec725d84 r8:00000002 r7:60000113 r6:ec725d8c r5:858d8c00 [ 1346.663327][ T32] r4:858d8c00 [ 1346.663377][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.663467][ T32] r5:858d8c00 r4:829188d8 [ 1346.663518][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.663628][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.663733][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec725e08 [ 1346.663801][ T32] r4:00000000 [ 1346.663865][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.663958][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.664069][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.664173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f04c0 ** 2 printk messages dropped ** [ 1346.664422][ T32] r9:83018205 r8:858d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1346.664649][ T32] r5:00001000 r4:eb217000 ** 2 printk messages dropped ** [ 1346.664915][ T32] r5:858a8b8c r4:858a8800 ** 3 printk messages dropped ** [ 1346.665241][ T32] r10:61c88647 r9:858d8c00 r8:858f81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.665929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.667905][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.668166][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 12 printk messages dropped ** [ 1346.669123][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.670082][ T32] r4:846ded80 ** 4 printk messages dropped ** [ 1346.670444][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1346.670968][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.671525][ T32] r4:858d9800 ** 4 printk messages dropped ** [ 1346.671911][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 ** 9 printk messages dropped ** [ 1346.694739][ T32] r5:00001000 r4:eb5db000 [ 1346.694759][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.694798][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.694850][ T32] r5:858a8f8c r4:858a8c00 [ 1346.694891][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.694960][ T32] r7:ddde2d80 r6:83018200 r5:858a8f8c r4:858f8280 [ 1346.695007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.695059][ T32] r10:61c88647 r9:858d9800 r8:858f82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.695095][ T32] r4:858f8280 [ 1346.695119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.695188][ T32] r10:00000000 r9:858f8280 r8:8027f5e8 r7:ec71de60 r6:852cb100 r5:858d9800 [ 1346.695220][ T32] r4:00000001 [ 1346.695241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.695277][ T32] Exception stack(0xec729fb0 to 0xec729ff8) [ 1346.695337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.695370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.695420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.695452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.695496][ T32] r4:858f08c0 [ 1346.696154][ T32] INFO: task kworker/1:800:5721 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.696255][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.696422][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.696555][ T32] Call trace: [ 1346.696648][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.696757][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.696813][ T32] r4:00000000 [ 1346.696876][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.696966][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.697056][ T32] 5d20: a4d88000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.697131][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.697198][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.697259][ T32] r5:80000013 r4:80239bb0 [ 1346.697310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.697400][ T32] r4:82ac11e4 [ 1346.697450][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.697546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.697599][ T32] r4:e05e5dc0 [ 1346.697644][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.697755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.697837][ T32] r4:00000000 [ 1346.697900][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.698034][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.698091][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.698188][ T32] r5:00001000 r4:ecf01000 [ 1346.698237][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.698333][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.698430][ T32] r5:85c39b8c r4:85c39800 [ 1346.698503][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.698610][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 1 printk messages dropped ** [ 1346.698778][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.699444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.700055][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.700903][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec731e08 ** 9 printk messages dropped ** [ 1346.701817][ T32] r5:00001000 r4:eb637000 [ 1346.701891][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.702009][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.724245][ T32] r10:61c88647 r9:858da400 r8:858f822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.724644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.724673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.724695][ T32] r4:858f08c0 [ 1346.725177][ T32] INFO: task kworker/1:801:5723 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.725238][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.725345][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.725397][ T32] Call trace: [ 1346.725429][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.725500][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.725558][ T32] r4:00000000 [ 1346.725582][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.725642][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.725675][ T32] 5d20: a50ed000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.725706][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.725760][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.725825][ T32] r5:80000013 r4:80239bb0 [ 1346.725894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.726027][ T32] r4:82ac11e4 [ 1346.726141][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1346.726847][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1346.727484][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.727860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.728373][ T32] r4:858dc800 ** 5 printk messages dropped ** [ 1346.728600][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.728814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1346.728928][ T32] r5:00001000 r4:eb7bf000 [ 1346.728978][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.729158][ T32] r7:ddde2d80 r6:83018200 r5:858a9b8c r4:858f8380 ** 9 printk messages dropped ** [ 1346.729496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.730245][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1346.730626][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1346.730892][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.731340][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.731675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.731906][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.755067][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 ** 4 printk messages dropped ** [ 1346.755285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f0d40 [ 1346.755310][ T32] r4:00000000 [ 1346.755374][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.755447][ T32] r9:83018205 r8:858dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1346.755494][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.755557][ T32] r5:00001000 r4:eb789000 [ 1346.755602][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.755645][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.755687][ T32] r5:858a978c r4:858a9400 [ 1346.755728][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.755796][ T32] r7:ddde2d80 r6:83018200 r5:858a978c r4:858f8400 [ 1346.755882][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.756017][ T32] r10:61c88647 r9:858dbc00 r8:858f842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.756085][ T32] r4:858f8400 [ 1346.756143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.756252][ T32] r10:00000000 r9:858f8400 r8:8027f5e8 r7:ec739e60 r6:852cb280 r5:858dbc00 [ 1346.756324][ T32] r4:00000001 [ 1346.756377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.756503][ T32] Exception stack(0xec741fb0 to 0xec741ff8) [ 1346.756587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.756675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.756774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.756862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.756954][ T32] r4:858f0ac0 [ 1346.757837][ T32] INFO: task kworker/1:803:5727 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.757925][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.758109][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.758225][ T32] Call trace: [ 1346.758332][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.758438][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.758510][ T32] r4:00000000 [ 1346.758591][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.758646][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.758677][ T32] 5d20: a5428000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.758737][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.758768][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.758803][ T32] r5:80000013 r4:80239bb0 [ 1346.758827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.758875][ T32] r4:82ac11e4 [ 1346.758916][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.758982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.759017][ T32] r4:e05e5dc0 [ 1346.759039][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.759096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.759123][ T32] r4:00000000 [ 1346.759143][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.759196][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.759245][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.759314][ T32] r5:00001000 r4:ecf01000 [ 1346.759338][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.759377][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.759418][ T32] r5:85c39b8c r4:85c39800 [ 1346.759438][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.759482][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.759502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.759568][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.759595][ T32] r4:846ded80 [ 1346.759615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.759669][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.759694][ T32] r4:00000001 [ 1346.759715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.759749][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.759775][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.759995][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.760281][ T32] r4:858de000 ** 4 printk messages dropped ** [ 1346.760484][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 ** 8 printk messages dropped ** [ 1346.760784][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.760970][ T32] r5:858aa38c r4:858aa000 ** 4 printk messages dropped ** [ 1346.761204][ T32] r4:858f8480 ** 6 printk messages dropped ** [ 1346.761460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.762048][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.779472][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1346.779912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 5 printk messages dropped ** [ 1346.780164][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.780190][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.780236][ T32] r5:00001000 r4:ecf01000 [ 1346.780284][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.780326][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.780390][ T32] r5:85c39b8c r4:85c39800 [ 1346.780414][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.780483][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.780508][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.780554][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.780577][ T32] r4:846ded80 [ 1346.780596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.780640][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.780663][ T32] r4:00000001 [ 1346.780683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.780717][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.780743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.780782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.780813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.780846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.780890][ T32] r4:84a7de40 [ 1346.780919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.780950][ T32] INFO: task kworker/1:805:5731 blocked for more than 473 seconds. [ 1346.780981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.781004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.781026][ T32] task:kworker/1:805 state:D stack:0 pid:5731 tgid:5731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.781107][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.781209][ T32] Call trace: [ 1346.781245][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.781291][ T32] r10:829188dc r9:ec751d84 r8:00000002 r7:60000113 r6:ec751d8c r5:858dd400 [ 1346.781315][ T32] r4:858dd400 [ 1346.781344][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.781387][ T32] r5:858dd400 r4:829188d8 [ 1346.781408][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.781446][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.781501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 [ 1346.781548][ T32] r4:00000000 [ 1346.781570][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.781608][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.781644][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.781685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849162c0 [ 1346.781708][ T32] r4:00000000 [ 1346.781737][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.781784][ T32] r9:83018205 r8:858dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1346.781805][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.781853][ T32] r5:00001000 r4:eb7e9000 [ 1346.781873][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.781911][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.781952][ T32] r5:858a9f8c r4:858a9c00 ** 1 printk messages dropped ** [ 1346.782062][ T32] r7:ddde2d80 r6:83018200 r5:858a9f8c r4:858f8500 ** 7 printk messages dropped ** [ 1346.797710][ T32] Exception stack(0xec751fb0 to 0xec751ff8) ** 6 printk messages dropped ** [ 1346.799096][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.800230][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1346.800822][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1346.801613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.812652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1346.813243][ T32] r10:829188dc r9:ec759d84 r8:00000002 r7:60000113 r6:ec759d8c r5:858db000 ** 8 printk messages dropped ** [ 1346.813662][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.814007][ T32] r5:00001000 r4:eb855000 ** 2 printk messages dropped ** [ 1346.814135][ T32] r5:858aa78c r4:858aa400 ** 3 printk messages dropped ** [ 1346.814266][ T32] r10:61c88647 r9:858db000 r8:858f85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1346.814466][ T32] Exception stack(0xec759fb0 to 0xec759ff8) [ 1346.814504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.814536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.814564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.814593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.814635][ T32] r4:858f0f40 [ 1346.815116][ T32] INFO: task kworker/1:806:5733 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.815168][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.815288][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.815349][ T32] Call trace: [ 1346.815393][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.815477][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.815505][ T32] r4:00000000 [ 1346.815527][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.815601][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.815654][ T32] 5d20: a597a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.815686][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.815721][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.815770][ T32] r5:80000013 r4:80239bb0 [ 1346.815843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.815950][ T32] r4:82ac11e4 [ 1346.816001][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.816091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.816163][ T32] r4:e05e5dc0 [ 1346.816229][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.816355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.816417][ T32] r4:00000000 [ 1346.816486][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.816605][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.816691][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.816798][ T32] r5:00001000 r4:ecf01000 [ 1346.816855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.816960][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.817064][ T32] r5:85c39b8c r4:85c39800 [ 1346.817117][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.817217][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.817275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.817438][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.817536][ T32] r4:846ded80 [ 1346.817634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.817745][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.817799][ T32] r4:00000001 [ 1346.817857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1346.818162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.818771][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1346.819567][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.820125][ T32] r9:83018205 r8:858dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 1 printk messages dropped ** [ 1346.820268][ T32] r5:00001000 r4:ebafd000 ** 1 printk messages dropped ** [ 1346.820429][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.821165][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.821478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.848907][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1346.849429][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.850161][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 11 printk messages dropped ** [ 1346.851059][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1346.851469][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.851822][ T32] r4:849a0c00 ** 5 printk messages dropped ** [ 1346.852077][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.870709][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.870875][ T32] r5:00001000 r4:eb87f000 [ 1346.870919][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.871024][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.871397][ T32] Exception stack(0xec769fb0 to 0xec769ff8) ** 1 printk messages dropped ** [ 1346.871499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.871551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.871584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.871628][ T32] r4:854b8100 [ 1346.872175][ T32] INFO: task kworker/1:808:5737 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.874254][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.874392][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.874459][ T32] Call trace: [ 1346.874515][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.874598][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.874647][ T32] r4:00000000 [ 1346.874673][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.874716][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.874747][ T32] 5d20: a62c6000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.874797][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.874836][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.874862][ T32] r5:80000013 r4:80239bb0 [ 1346.874892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.874940][ T32] r4:82ac11e4 [ 1346.874967][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.875031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.875082][ T32] r4:e05e5dc0 [ 1346.875105][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.875180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.875208][ T32] r4:00000000 [ 1346.875231][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.875300][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.875347][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.875392][ T32] r5:00001000 r4:ecf01000 [ 1346.875435][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.875478][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.875531][ T32] r5:85c39b8c r4:85c39800 [ 1346.875554][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.875622][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.875647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.875694][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.875748][ T32] r4:846ded80 [ 1346.875797][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.875906][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.875976][ T32] r4:00000001 [ 1346.876044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.876131][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.876193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.876265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.876336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.876418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.876486][ T32] r4:84a7de40 [ 1346.876563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1346.877105][ T32] r10:829188dc r9:ec76dd84 r8:00000002 r7:60000113 r6:ec76dd8c r5:849a1800 ** 8 printk messages dropped ** [ 1346.877404][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.877677][ T32] r5:00001000 r4:eb98f000 [ 1346.877698][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.877859][ T32] r7:ddde2d80 r6:83018200 r5:858ab38c r4:858f8700 ** 7 printk messages dropped ** [ 1346.878226][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) ** 5 printk messages dropped ** [ 1346.878882][ T32] INFO: task kworker/1:809:5739 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 9 printk messages dropped ** [ 1346.879361][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 9 printk messages dropped ** [ 1346.879779][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.880122][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1346.880307][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.880652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1346.880872][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.881204][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.881599][ T32] r5:00001000 r4:eb9ab000 [ 1346.881619][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.881869][ T32] r10:61c88647 r9:849a2400 r8:858f87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.903143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.904700][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1346.905156][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1346.905528][ T32] r4:e05e5dc0 ** 5 printk messages dropped ** [ 1346.905942][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.906612][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.906861][ T32] r4:00000001 [ 1346.906905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.907013][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.907096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.907165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.907218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.907295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.907340][ T32] r4:84a7de40 [ 1346.907380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.907429][ T32] INFO: task kworker/1:811:5743 blocked for more than 473 seconds. [ 1346.907507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.907566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.907609][ T32] task:kworker/1:811 state:D stack:0 pid:5743 tgid:5743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.907706][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.907837][ T32] Call trace: [ 1346.907920][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.908002][ T32] r10:829188dc r9:ec779d84 r8:00000002 r7:60000013 r6:ec779d8c r5:849a3c00 [ 1346.908043][ T32] r4:849a3c00 [ 1346.908079][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.908178][ T32] r5:849a3c00 r4:829188d8 [ 1346.908219][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.908329][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.908413][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec779e08 [ 1346.908456][ T32] r4:00000000 [ 1346.908492][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.908556][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.908619][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.908690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b8600 [ 1346.908732][ T32] r4:00000000 [ 1346.908792][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.908880][ T32] r9:83018205 r8:849a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1346.908929][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.909007][ T32] r5:00001000 r4:eb9c5000 [ 1346.909066][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.909140][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.909229][ T32] r5:858aaf8c r4:858aac00 [ 1346.909278][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.909380][ T32] r7:ddde2d80 r6:83018200 r5:858aaf8c r4:858f8800 [ 1346.909433][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.909516][ T32] r10:61c88647 r9:849a3c00 r8:858f882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.909573][ T32] r4:858f8800 [ 1346.909619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.909738][ T32] r10:00000000 r9:858f8800 r8:8027f5e8 r7:ec761e60 r6:852cb680 r5:849a3c00 [ 1346.909785][ T32] r4:00000001 [ 1346.909837][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.909902][ T32] Exception stack(0xec779fb0 to 0xec779ff8) [ 1346.909962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.910033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.910082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.910135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.910189][ T32] r4:854b81c0 [ 1346.910625][ T32] INFO: task kworker/1:811:5743 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.910704][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.910837][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.910941][ T32] Call trace: [ 1346.911040][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.911149][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.911266][ T32] r4:00000000 [ 1346.911337][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.911433][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.911500][ T32] 5d20: a6550000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.911568][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.911632][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.911689][ T32] r5:80000013 r4:80239bb0 [ 1346.911736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.911821][ T32] r4:82ac11e4 [ 1346.911875][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.911978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.912053][ T32] r4:e05e5dc0 [ 1346.912095][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.943865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.943911][ T32] r4:00000000 [ 1346.943966][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.944045][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 2 printk messages dropped ** [ 1346.944166][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.944571][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1346.945264][ T32] INFO: task kworker/1:812:5746 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.945728][ T32] r4:849a3000 ** 4 printk messages dropped ** [ 1346.946099][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 ** 9 printk messages dropped ** [ 1346.946873][ T32] r5:00001000 r4:eb9fb000 [ 1346.946920][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.947144][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.947880][ T32] Exception stack(0xec781fb0 to 0xec781ff8) ** 6 printk messages dropped ** [ 1346.948763][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.949360][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.949619][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.949928][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.950530][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.950748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.951209][ T32] r4:849a5400 ** 4 printk messages dropped ** [ 1346.951420][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 ** 9 printk messages dropped ** [ 1346.951948][ T32] r5:00001000 r4:eba19000 [ 1346.952014][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.952095][ T32] r5:858abf8c r4:858abc00 ** 1 printk messages dropped ** [ 1346.972531][ T32] r7:ddde2d80 r6:83018200 r5:858abf8c r4:858f8900 [ 1346.972603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.972676][ T32] r10:61c88647 r9:849a5400 r8:858f892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.972757][ T32] r4:858f8900 [ 1346.972782][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.972836][ T32] r10:00000000 r9:858f8900 r8:8027f5e8 r7:ec761e60 r6:852cb800 r5:849a5400 [ 1346.972861][ T32] r4:00000001 [ 1346.973028][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.973070][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 1346.973111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.973143][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.973170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.973200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.973241][ T32] r4:854b8880 [ 1346.973745][ T32] INFO: task kworker/1:813:5748 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.973807][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.973935][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.974074][ T32] Call trace: [ 1346.974118][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1346.974169][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1346.974214][ T32] r4:00000000 [ 1346.974239][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.974277][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1346.974305][ T32] 5d20: a6c73000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1346.974337][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1346.974363][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1346.974409][ T32] r5:80000013 r4:80239bb0 [ 1346.974498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.974607][ T32] r4:82ac11e4 [ 1346.974632][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.974675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1346.974719][ T32] r4:e05e5dc0 [ 1346.974834][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.974945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1346.975138][ T32] r4:00000000 [ 1346.975162][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.975231][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1346.975257][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.975321][ T32] r5:00001000 r4:ecf01000 [ 1346.975346][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.975385][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.975448][ T32] r5:85c39b8c r4:85c39800 [ 1346.975472][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.975539][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1346.975564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.975622][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.975653][ T32] r4:846ded80 [ 1346.975695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.975771][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1346.975863][ T32] r4:00000001 [ 1346.975940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.976029][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1346.976092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.976159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.976221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.976288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.976342][ T32] r4:84a7de40 [ 1346.976394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.976472][ T32] INFO: task kworker/1:814:5750 blocked for more than 473 seconds. [ 1346.976566][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.976627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.976679][ T32] task:kworker/1:814 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.976788][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.976849][ T32] Call trace: [ 1346.976883][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1346.976928][ T32] r10:829188dc r9:ec5b9d84 r8:00000002 r7:60000113 r6:ec5b9d8c r5:856da400 [ 1346.976951][ T32] r4:856da400 [ 1346.976991][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1346.977036][ T32] r5:856da400 r4:829188d8 [ 1346.977080][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.977123][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.977168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 [ 1346.977190][ T32] r4:00000000 [ 1346.977209][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1346.977245][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.977311][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.977378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b8b00 [ 1346.977404][ T32] r4:00000000 [ 1346.977424][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.977467][ T32] r9:83018205 r8:856da400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1346.977531][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.977587][ T32] r5:00001000 r4:eba8b000 [ 1346.977611][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.977650][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.977690][ T32] r5:858b038c r4:858b0000 [ 1346.977709][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.977751][ T32] r7:ddde2d80 r6:83018200 r5:858b038c r4:858f8980 [ 1346.977772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.977816][ T32] r10:61c88647 r9:856da400 r8:858f89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.977844][ T32] r4:858f8980 [ 1346.977863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.977915][ T32] r10:00000000 r9:858f8980 r8:8027f5e8 r7:ec761e60 r6:858f8300 r5:856da400 [ 1346.977940][ T32] r4:00000001 [ 1346.977961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.978021][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1346.978049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.978078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.978128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.978161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.978183][ T32] r4:854b81c0 [ 1346.978504][ T32] INFO: task kworker/1:814:5750 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1346.978557][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.978794][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 17 printk messages dropped ** [ 1346.979403][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1346.980147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1346.980878][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.981258][ T32] r5:00001000 r4:ebab5000 [ 1346.981277][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.981316][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.981527][ T32] r4:858f8a00 ** 6 printk messages dropped ** [ 1346.981755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.004006][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.004200][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1347.004571][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.004774][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1347.005122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.005396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.006041][ T32] r4:856e0000 ** 4 printk messages dropped ** [ 1347.006433][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec791e08 ** 8 printk messages dropped ** [ 1347.007047][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.007284][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.007964][ T32] r10:00000000 r9:858f8a80 r8:8027f5e8 r7:ec761e60 r6:858f8c00 r5:856e0000 ** 9 printk messages dropped ** [ 1347.009417][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.010177][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1347.010549][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.010770][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1347.011310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.011337][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.011374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.011415][ T32] r4:84a7de40 [ 1347.011440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.011474][ T32] INFO: task kworker/1:817:5757 blocked for more than 473 seconds. [ 1347.011507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.011549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.011573][ T32] task:kworker/1:817 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.011655][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.011701][ T32] Call trace: [ 1347.011731][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.011776][ T32] r10:829188dc r9:ec795d84 r8:00000002 r7:60000013 r6:ec795d8c r5:856e0c00 [ 1347.011800][ T32] r4:856e0c00 [ 1347.011842][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.011923][ T32] r5:856e0c00 r4:829188d8 [ 1347.011948][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.011988][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.012032][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec795e08 [ 1347.012054][ T32] r4:00000000 [ 1347.012073][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.012171][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.045442][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.045556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f06c0 [ 1347.045587][ T32] r4:00000000 [ 1347.045630][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.045683][ T32] r9:83018205 r8:856e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1347.045727][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.045799][ T32] r5:00001000 r4:ebb61000 [ 1347.045863][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.045993][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.046090][ T32] r5:858b178c r4:858b1400 [ 1347.046158][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.046271][ T32] r7:ddde2d80 r6:83018200 r5:858b178c r4:858f8b80 [ 1347.046365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.046483][ T32] r10:61c88647 r9:856e0c00 r8:858f8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.046590][ T32] r4:858f8b80 [ 1347.046668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.046771][ T32] r10:00000000 r9:858f8b80 r8:8027f5e8 r7:ec761e60 r6:858f8c80 r5:856e0c00 [ 1347.046852][ T32] r4:00000001 [ 1347.046911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.047000][ T32] Exception stack(0xec795fb0 to 0xec795ff8) [ 1347.047084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.047151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.047213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.047318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.047385][ T32] r4:854b8ec0 [ 1347.048287][ T32] INFO: task kworker/1:817:5757 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.048410][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.048632][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.048743][ T32] Call trace: [ 1347.048823][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.048944][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.049000][ T32] r4:00000000 [ 1347.049068][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.049163][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.049228][ T32] 5d20: a784d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.049296][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.049372][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.049435][ T32] r5:80000013 r4:80239bb0 [ 1347.049485][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.049573][ T32] r4:82ac11e4 [ 1347.049639][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.049734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.049787][ T32] r4:e05e5dc0 [ 1347.049846][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.049942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.050023][ T32] r4:00000000 [ 1347.050074][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.050186][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.050239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.050338][ T32] r5:00001000 r4:ecf01000 [ 1347.050387][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.050469][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.050561][ T32] r5:85c39b8c r4:85c39800 [ 1347.050648][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.050756][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.050808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.050931][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.051005][ T32] r4:846ded80 [ 1347.051060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.051165][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.051218][ T32] r4:00000001 [ 1347.051268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.051346][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.051408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.051476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.051556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.051644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.051703][ T32] r4:84a7de40 [ 1347.051754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.051850][ T32] INFO: task kworker/1:818:5759 blocked for more than 473 seconds. [ 1347.051930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.051988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.052039][ T32] task:kworker/1:818 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.052216][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.061742][ T32] Call trace: [ 1347.061789][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.061863][ T32] r10:829188dc r9:ec799d84 r8:00000002 r7:60000013 r6:ec799d8c r5:856e1800 ** 5 printk messages dropped ** [ 1347.062221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec799e08 ** 8 printk messages dropped ** [ 1347.062944][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.062994][ T32] r5:00001000 r4:ebbc1000 ** 2 printk messages dropped ** [ 1347.063098][ T32] r5:858b278c r4:858b2400 ** 3 printk messages dropped ** [ 1347.063230][ T32] r10:61c88647 r9:856e1800 r8:858f8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.063494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.064358][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1347.064726][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.064958][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.065218][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1347.065408][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1347.065531][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.065698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.066230][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.066906][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.067700][ T32] r9:83018205 r8:856e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 ** 1 printk messages dropped ** [ 1347.067904][ T32] r5:00001000 r4:ebb81000 [ 1347.067950][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.068036][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.068149][ T32] r5:858b1b8c r4:858b1800 [ 1347.068210][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.068311][ T32] r7:ddde2d80 r6:83018200 r5:858b1b8c r4:858f8e00 [ 1347.068366][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.068470][ T32] r10:61c88647 r9:856e2400 r8:858f8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.068548][ T32] r4:858f8e00 [ 1347.068603][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.068676][ T32] r10:00000000 r9:858f8e00 r8:8027f5e8 r7:ec799e60 r6:858f8f00 r5:856e2400 [ 1347.068700][ T32] r4:00000001 [ 1347.068719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.068777][ T32] Exception stack(0xec5e5fb0 to 0xec5e5ff8) [ 1347.068809][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.068865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.068899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.068965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.068990][ T32] r4:854d6140 [ 1347.069304][ T32] INFO: task kworker/1:819:5760 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.069372][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.069483][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.069543][ T32] Call trace: [ 1347.069629][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.069681][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.069705][ T32] r4:00000000 [ 1347.069726][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.069762][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.069801][ T32] 5d20: a784d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.069838][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.069896][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.069923][ T32] r5:80000013 r4:80239bb0 [ 1347.069944][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.070015][ T32] r4:82ac11e4 [ 1347.070059][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.070106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.070158][ T32] r4:e05e5dc0 [ 1347.070183][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.070234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.070280][ T32] r4:00000000 [ 1347.070304][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.070348][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.070370][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.070410][ T32] r5:00001000 r4:ecf01000 [ 1347.070451][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.070494][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.070535][ T32] r5:85c39b8c r4:85c39800 [ 1347.070577][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.070635][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.070666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.070735][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.070790][ T32] r4:846ded80 [ 1347.070838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.070905][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.070936][ T32] r4:00000001 [ 1347.070986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.071025][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.071051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.071089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.071149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.071199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.071265][ T32] r4:84a7de40 [ 1347.071288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.071315][ T32] INFO: task kworker/1:820:5762 blocked for more than 473 seconds. [ 1347.071345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.071389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.071415][ T32] task:kworker/1:820 state:D stack:0 pid:5762 tgid:5762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.071473][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.071555][ T32] Call trace: [ 1347.071604][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.071650][ T32] r10:829188dc r9:ec79dd84 r8:00000002 r7:60000113 r6:ec79dd8c r5:856e3000 [ 1347.071674][ T32] r4:856e3000 [ 1347.071693][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.071753][ T32] r5:856e3000 r4:829188d8 [ 1347.071777][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.071818][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.071871][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 [ 1347.071915][ T32] r4:00000000 [ 1347.071938][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.071976][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.072032][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.072078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6500 [ 1347.072101][ T32] r4:00000000 [ 1347.072162][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.097130][ T32] r9:83018205 r8:856e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1347.097224][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.097357][ T32] r5:00001000 r4:ebb91000 [ 1347.097404][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.097488][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.097579][ T32] r5:858b1f8c r4:858b1c00 [ 1347.097650][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.097781][ T32] r7:ddde2d80 r6:83018200 r5:858b1f8c r4:858f8e80 [ 1347.097850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.097946][ T32] r10:61c88647 r9:856e3000 r8:858f8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.098009][ T32] r4:858f8e80 [ 1347.098049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.098134][ T32] r10:00000000 r9:858f8e80 r8:8027f5e8 r7:ec799e60 r6:858f8f80 r5:856e3000 [ 1347.098211][ T32] r4:00000001 [ 1347.098276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.098348][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) [ 1347.098427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.098490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.098542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.098594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.098646][ T32] r4:854d6240 [ 1347.099522][ T32] INFO: task kworker/1:820:5762 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.099596][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.099716][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.099800][ T32] Call trace: [ 1347.099890][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.099991][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.100043][ T32] r4:00000000 [ 1347.100085][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.100157][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.100209][ T32] 5d20: a7d7b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.100262][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.100311][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.100357][ T32] r5:80000013 r4:80239bb0 [ 1347.100398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.100468][ T32] r4:82ac11e4 [ 1347.100506][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.100593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.100640][ T32] r4:e05e5dc0 [ 1347.100699][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.100780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.100860][ T32] r4:00000000 [ 1347.100904][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.101007][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.101094][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.101199][ T32] r5:00001000 r4:ecf01000 [ 1347.101267][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.101344][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.101417][ T32] r5:85c39b8c r4:85c39800 [ 1347.101473][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.101582][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.101627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.101710][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.101753][ T32] r4:846ded80 [ 1347.101792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.101881][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.101924][ T32] r4:00000001 [ 1347.102037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.102109][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.102179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.120664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.120763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.120808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.120841][ T32] r4:84a7de40 [ 1347.120867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.120909][ T32] INFO: task kworker/1:821:5764 blocked for more than 473 seconds. [ 1347.120945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.120971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.120992][ T32] task:kworker/1:821 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.121103][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.121168][ T32] Call trace: [ 1347.121215][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.121268][ T32] r10:829188dc r9:ec7a1d84 r8:00000002 r7:60000013 r6:ec7a1d8c r5:856e3c00 [ 1347.121291][ T32] r4:856e3c00 [ 1347.121332][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.121375][ T32] r5:856e3c00 r4:829188d8 [ 1347.121428][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.121473][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.121544][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a1e08 [ 1347.121570][ T32] r4:00000000 [ 1347.121589][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.121628][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.121708][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.121786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6640 [ 1347.121841][ T32] r4:00000000 [ 1347.121867][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.121915][ T32] r9:83018205 r8:856e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1347.121937][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.122048][ T32] r5:00001000 r4:ebba1000 [ 1347.122107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.122598][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.122668][ T32] r5:858b138c r4:858b1000 [ 1347.122691][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.122739][ T32] r7:ddde2d80 r6:83018200 r5:858b138c r4:854db000 [ 1347.122760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.122822][ T32] r10:61c88647 r9:856e3c00 r8:854db02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.122854][ T32] r4:854db000 [ 1347.122909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.122983][ T32] r10:00000000 r9:854db000 r8:8027f5e8 r7:ec799e60 r6:854db100 r5:856e3c00 [ 1347.123009][ T32] r4:00000001 [ 1347.123052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.123099][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 1347.123160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.123223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.123305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.123377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.123406][ T32] r4:854d6140 [ 1347.123926][ T32] INFO: task kworker/1:821:5764 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.123968][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.124090][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.124151][ T32] Call trace: [ 1347.124219][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.124294][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.124342][ T32] r4:00000000 [ 1347.124366][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.124406][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.124435][ T32] 5d20: a806f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.124464][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.124489][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.124513][ T32] r5:80000013 r4:80239bb0 [ 1347.124543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.124589][ T32] r4:82ac11e4 [ 1347.124610][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.124672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.124719][ T32] r4:e05e5dc0 [ 1347.124743][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.124808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.124843][ T32] r4:00000000 [ 1347.124865][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.124911][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.124932][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.124973][ T32] r5:00001000 r4:ecf01000 [ 1347.125013][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.125066][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.125111][ T32] r5:85c39b8c r4:85c39800 [ 1347.125131][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.125206][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.125232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.125279][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.125323][ T32] r4:846ded80 [ 1347.125355][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.125420][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.125446][ T32] r4:00000001 [ 1347.125467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.125502][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.125550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.125582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.125609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.125638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.125681][ T32] r4:84a7de40 [ 1347.125763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.125835][ T32] INFO: task kworker/1:822:5767 blocked for more than 473 seconds. [ 1347.125952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.126030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.126089][ T32] task:kworker/1:822 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.126211][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.126292][ T32] Call trace: [ 1347.126375][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.126467][ T32] r10:829188dc r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:856e4800 [ 1347.126533][ T32] r4:856e4800 [ 1347.126591][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.126681][ T32] r5:856e4800 r4:829188d8 [ 1347.126734][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.126826][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.126924][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 [ 1347.126971][ T32] r4:00000000 [ 1347.127010][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.127095][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.127172][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.127258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d67c0 [ 1347.127309][ T32] r4:00000000 [ 1347.127357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.127454][ T32] r9:83018205 r8:856e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1347.127520][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.127621][ T32] r5:00001000 r4:ebbb1000 [ 1347.127666][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.127800][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.127927][ T32] r5:858b238c r4:858b2000 [ 1347.127999][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.128097][ T32] r7:ddde2d80 r6:83018200 r5:858b238c r4:854db080 [ 1347.128149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.128245][ T32] r10:61c88647 r9:856e4800 r8:854db0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.128299][ T32] r4:854db080 [ 1347.128401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.128531][ T32] r10:00000000 r9:854db080 r8:8027f5e8 r7:ec799e60 r6:854db200 r5:856e4800 [ 1347.128592][ T32] r4:00000001 [ 1347.128638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.128745][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) [ 1347.128824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.128923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.128994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.129056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.129102][ T32] r4:854d64c0 [ 1347.129452][ T32] INFO: task kworker/1:822:5767 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.129511][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.129574][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.129621][ T32] Call trace: [ 1347.129699][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.129749][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.129773][ T32] r4:00000000 [ 1347.129793][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.129834][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.129873][ T32] 5d20: a806f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.129905][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.129931][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.129955][ T32] r5:80000013 r4:80239bb0 [ 1347.130051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.130125][ T32] r4:82ac11e4 [ 1347.130149][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.130201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.130227][ T32] r4:e05e5dc0 [ 1347.130255][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.130301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.130349][ T32] r4:00000000 [ 1347.130372][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.130416][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.130438][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.130499][ T32] r5:00001000 r4:ecf01000 [ 1347.130522][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.130582][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.130628][ T32] r5:85c39b8c r4:85c39800 [ 1347.130648][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.130693][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.130713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.130780][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.130812][ T32] r4:846ded80 [ 1347.130849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.130907][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.130955][ T32] r4:00000001 [ 1347.130978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.131013][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.131060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.131094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.131144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.131184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.131209][ T32] r4:84a7de40 [ 1347.131252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.131304][ T32] INFO: task kworker/1:823:5769 blocked for more than 473 seconds. [ 1347.131338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.131362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.131384][ T32] task:kworker/1:823 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.131473][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.131541][ T32] Call trace: [ 1347.131598][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.131664][ T32] r10:829188dc r9:ec7add84 r8:00000002 r7:60000113 r6:ec7add8c r5:856e5400 [ 1347.131726][ T32] r4:856e5400 [ 1347.131750][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.131790][ T32] r5:856e5400 r4:829188d8 [ 1347.131856][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.131900][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.131966][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 [ 1347.131992][ T32] r4:00000000 [ 1347.132012][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.132050][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.132097][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.132142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6c40 [ 1347.132165][ T32] r4:00000000 [ 1347.154034][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.154211][ T32] r9:83018205 r8:856e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1347.154264][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.154348][ T32] r5:00001000 r4:ebc59000 [ 1347.154373][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.154437][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.154482][ T32] r5:858b2b8c r4:858b2800 [ 1347.154503][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.154572][ T32] r7:ddde2d80 r6:83018200 r5:858b2b8c r4:854db180 [ 1347.154597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.154645][ T32] r10:61c88647 r9:856e5400 r8:854db1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.154667][ T32] r4:854db180 [ 1347.154686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.154731][ T32] r10:00000000 r9:854db180 r8:8027f5e8 r7:ec799e60 r6:854db300 r5:856e5400 [ 1347.154785][ T32] r4:00000001 [ 1347.154809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.154877][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 1347.154927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.154960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.155009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.155069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.155100][ T32] r4:854d6080 [ 1347.155599][ T32] INFO: task kworker/1:823:5769 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.155646][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.155725][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.155798][ T32] Call trace: [ 1347.155913][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.156018][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.156093][ T32] r4:00000000 [ 1347.156154][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.156238][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.156316][ T32] 5d20: a850c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.156403][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.156481][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.156535][ T32] r5:80000013 r4:80239bb0 [ 1347.156583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.156663][ T32] r4:82ac11e4 [ 1347.156727][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.156821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.156885][ T32] r4:e05e5dc0 [ 1347.156932][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.157035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.157107][ T32] r4:00000000 [ 1347.157171][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.157273][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.157326][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.157414][ T32] r5:00001000 r4:ecf01000 [ 1347.157459][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.157545][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.157634][ T32] r5:85c39b8c r4:85c39800 [ 1347.157681][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.157777][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.157837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.157942][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.158024][ T32] r4:846ded80 [ 1347.158077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.158181][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.158241][ T32] r4:00000001 [ 1347.158329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.158431][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.158501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.158573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.158643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.158712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.158761][ T32] r4:84a7de40 [ 1347.158791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.158824][ T32] INFO: task kworker/1:824:5771 blocked for more than 473 seconds. [ 1347.158881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.158912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.158944][ T32] task:kworker/1:824 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.159014][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.159088][ T32] Call trace: [ 1347.159122][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.159181][ T32] r10:829188dc r9:ec7b1d84 r8:00000002 r7:60000013 r6:ec7b1d8c r5:856e6000 [ 1347.159231][ T32] r4:856e6000 [ 1347.159272][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.159317][ T32] r5:856e6000 r4:829188d8 [ 1347.159340][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.159380][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.159425][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 [ 1347.159449][ T32] r4:00000000 [ 1347.159480][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.159538][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.159577][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.159626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6b80 [ 1347.159662][ T32] r4:00000000 [ 1347.159689][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.159734][ T32] r9:83018205 r8:856e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1347.159767][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.159826][ T32] r5:00001000 r4:ebc4b000 [ 1347.159886][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.159950][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.159997][ T32] r5:858b2f8c r4:858b2c00 [ 1347.160040][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.160109][ T32] r7:ddde2d80 r6:83018200 r5:858b2f8c r4:854db280 [ 1347.160134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.160181][ T32] r10:61c88647 r9:856e6000 r8:854db2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.160226][ T32] r4:854db280 [ 1347.160272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.160319][ T32] r10:00000000 r9:854db280 r8:8027f5e8 r7:ec7ade60 r6:854db400 r5:856e6000 [ 1347.160365][ T32] r4:00000001 [ 1347.160388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.160445][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) [ 1347.160478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.160508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.160536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.160565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.160588][ T32] r4:854d6980 [ 1347.160923][ T32] INFO: task kworker/1:824:5771 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.160958][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.161030][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.161078][ T32] Call trace: [ 1347.161109][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.161155][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.161181][ T32] r4:00000000 [ 1347.161226][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.161278][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.161311][ T32] 5d20: a850c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.161341][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.161367][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.161392][ T32] r5:80000013 r4:80239bb0 [ 1347.161430][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.161474][ T32] r4:82ac11e4 [ 1347.161505][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.161551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.161575][ T32] r4:e05e5dc0 [ 1347.161596][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.161646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.161672][ T32] r4:00000000 [ 1347.161693][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.161738][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.161781][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.161878][ T32] r5:00001000 r4:ecf01000 [ 1347.161903][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.161944][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.162045][ T32] r5:85c39b8c r4:85c39800 [ 1347.162090][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.162147][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.162220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.197142][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.197252][ T32] r4:846ded80 [ 1347.197331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.197459][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.197535][ T32] r4:00000001 [ 1347.197591][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.197667][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.197726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.197807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.197873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.197933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.198012][ T32] r4:84a7de40 [ 1347.198089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.198158][ T32] INFO: task kworker/1:825:5773 blocked for more than 473 seconds. [ 1347.198248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.198324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.198373][ T32] task:kworker/1:825 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.198533][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.198651][ T32] Call trace: [ 1347.198765][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.198898][ T32] r10:829188dc r9:ec7b5d84 r8:00000002 r7:60000113 r6:ec7b5d8c r5:856e6c00 [ 1347.198983][ T32] r4:856e6c00 [ 1347.199069][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.199161][ T32] r5:856e6c00 r4:829188d8 [ 1347.199209][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.199295][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.199381][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b5e08 [ 1347.199440][ T32] r4:00000000 [ 1347.199488][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.199567][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.199660][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.199750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6f40 [ 1347.199802][ T32] r4:00000000 [ 1347.199860][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.199961][ T32] r9:83018205 r8:856e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1347.200011][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.200103][ T32] r5:00001000 r4:ec481000 [ 1347.200153][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.200238][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.200328][ T32] r5:858b338c r4:858b3000 [ 1347.200391][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.200493][ T32] r7:ddde2d80 r6:83018200 r5:858b338c r4:854db380 [ 1347.200544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.200642][ T32] r10:61c88647 r9:856e6c00 r8:854db3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.200694][ T32] r4:854db380 [ 1347.200742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.200844][ T32] r10:00000000 r9:854db380 r8:8027f5e8 r7:ec7ade60 r6:854db500 r5:856e6c00 [ 1347.200901][ T32] r4:00000001 [ 1347.200967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.201065][ T32] Exception stack(0xec7b5fb0 to 0xec7b5ff8) [ 1347.201135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.201207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.201268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.201329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.201375][ T32] r4:854d6880 [ 1347.212966][ T32] INFO: task kworker/1:825:5773 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.213139][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.213342][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.213491][ T32] Call trace: [ 1347.213568][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.213672][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.213745][ T32] r4:00000000 [ 1347.213795][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.213884][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.213984][ T32] 5d20: a8b26000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.214066][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.214123][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.214174][ T32] r5:80000013 r4:80239bb0 [ 1347.214217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.214321][ T32] r4:82ac11e4 [ 1347.214376][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.214480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.214532][ T32] r4:e05e5dc0 [ 1347.214583][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.214678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.214728][ T32] r4:00000000 [ 1347.214769][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.214862][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.214906][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.214997][ T32] r5:00001000 r4:ecf01000 [ 1347.215047][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.215138][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.215229][ T32] r5:85c39b8c r4:85c39800 [ 1347.215277][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.215396][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.215450][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.215562][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.215642][ T32] r4:846ded80 [ 1347.215712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.215818][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.215879][ T32] r4:00000001 [ 1347.215927][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.215998][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.216051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.216111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.216168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.216239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.216289][ T32] r4:84a7de40 [ 1347.216338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.216394][ T32] INFO: task kworker/1:826:5774 blocked for more than 473 seconds. [ 1347.216454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.216503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.216544][ T32] task:kworker/1:826 state:D stack:0 pid:5774 tgid:5774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.216658][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.216747][ T32] Call trace: [ 1347.216811][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.216908][ T32] r10:829188dc r9:ec7a5d84 r8:00000002 r7:60000013 r6:ec7a5d8c r5:856e8000 [ 1347.216958][ T32] r4:856e8000 [ 1347.217003][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.217130][ T32] r5:856e8000 r4:829188d8 [ 1347.217229][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.217318][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.217417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 [ 1347.217478][ T32] r4:00000000 [ 1347.217538][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.217607][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.217665][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.217731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d6e40 [ 1347.217789][ T32] r4:00000000 [ 1347.217856][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.217943][ T32] r9:83018205 r8:856e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.218069][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.218189][ T32] r5:00001000 r4:ebc73000 [ 1347.218226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.218289][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.218378][ T32] r5:858b378c r4:858b3400 [ 1347.218423][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.218519][ T32] r7:ddde2d80 r6:83018200 r5:858b378c r4:854db480 [ 1347.218556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.218630][ T32] r10:61c88647 r9:856e8000 r8:854db4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.218676][ T32] r4:854db480 [ 1347.218711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.218781][ T32] r10:00000000 r9:854db480 r8:8027f5e8 r7:ec7b5e60 r6:854db580 r5:856e8000 [ 1347.218818][ T32] r4:00000001 [ 1347.218896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.218980][ T32] Exception stack(0xec7a5fb0 to 0xec7a5ff8) [ 1347.219049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.219113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.219163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.219210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.219246][ T32] r4:854d6880 [ 1347.220027][ T32] INFO: task kworker/1:826:5774 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.220083][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.220174][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.220244][ T32] Call trace: [ 1347.220293][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.220367][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.220428][ T32] r4:00000000 [ 1347.220466][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.220538][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.220589][ T32] 5d20: a8b26000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.220636][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.220677][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.220717][ T32] r5:80000013 r4:80239bb0 [ 1347.220749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.220811][ T32] r4:82ac11e4 [ 1347.220880][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.220953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.220990][ T32] r4:e05e5dc0 [ 1347.221021][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.221086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.221166][ T32] r4:00000000 [ 1347.221204][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.221276][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.221311][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.221424][ T32] r5:00001000 r4:ecf01000 [ 1347.221460][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.221533][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.221652][ T32] r5:85c39b8c r4:85c39800 [ 1347.221714][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.221812][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.221857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.221946][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.222005][ T32] r4:846ded80 [ 1347.222040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.222129][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.244293][ T32] r4:00000001 [ 1347.244387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.244530][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.244608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.244690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.244787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.244891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.244948][ T32] r4:84a7de40 [ 1347.245001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.245082][ T32] INFO: task kworker/1:827:5777 blocked for more than 473 seconds. [ 1347.245152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.245216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.245260][ T32] task:kworker/1:827 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.245394][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.245506][ T32] Call trace: [ 1347.245634][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.245745][ T32] r10:829188dc r9:ec7b9d84 r8:00000002 r7:60000113 r6:ec7b9d8c r5:856e8c00 [ 1347.245805][ T32] r4:856e8c00 [ 1347.245879][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.245990][ T32] r5:856e8c00 r4:829188d8 [ 1347.246104][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.246192][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.246282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 [ 1347.246330][ T32] r4:00000000 [ 1347.246371][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.246478][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.246601][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.246734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad2c0 [ 1347.246789][ T32] r4:00000000 [ 1347.246840][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.246942][ T32] r9:83018205 r8:856e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1347.246987][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.247091][ T32] r5:00001000 r4:ec4b5000 [ 1347.247182][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.247268][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.247352][ T32] r5:858b838c r4:858b8000 [ 1347.247394][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.247483][ T32] r7:ddde2d80 r6:83018200 r5:858b838c r4:854db600 [ 1347.247549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.247651][ T32] r10:61c88647 r9:856e8c00 r8:854db62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.247702][ T32] r4:854db600 [ 1347.247773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.247871][ T32] r10:00000000 r9:854db600 r8:8027f5e8 r7:ec7b5e60 r6:854db680 r5:856e8c00 [ 1347.247924][ T32] r4:00000001 [ 1347.247969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.248090][ T32] Exception stack(0xec7b9fb0 to 0xec7b9ff8) [ 1347.248156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.248254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.248320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.248417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.248468][ T32] r4:854d6880 [ 1347.249343][ T32] INFO: task kworker/1:827:5777 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.249436][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.249557][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.249773][ T32] Call trace: [ 1347.249848][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.249955][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.250030][ T32] r4:00000000 [ 1347.250070][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.250143][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.250197][ T32] 5d20: a8e8e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.250317][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.250371][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.250419][ T32] r5:80000013 r4:80239bb0 [ 1347.250459][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.250536][ T32] r4:82ac11e4 [ 1347.250576][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.250716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.250820][ T32] r4:e05e5dc0 [ 1347.250875][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.250962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.251051][ T32] r4:00000000 [ 1347.251103][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.251194][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.251242][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.251325][ T32] r5:00001000 r4:ecf01000 [ 1347.251363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.251432][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.251508][ T32] r5:85c39b8c r4:85c39800 [ 1347.251548][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.251646][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.251693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.251810][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.251869][ T32] r4:846ded80 [ 1347.251948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.252076][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.252129][ T32] r4:00000001 [ 1347.282870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.283091][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.283162][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.283225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.283278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.283357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.283409][ T32] r4:84a7de40 [ 1347.283456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.283520][ T32] INFO: task kworker/1:828:5778 blocked for more than 473 seconds. [ 1347.283584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.283630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.283687][ T32] task:kworker/1:828 state:D stack:0 pid:5778 tgid:5778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.283797][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.283891][ T32] Call trace: [ 1347.283952][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.284042][ T32] r10:829188dc r9:ec7bdd84 r8:00000002 r7:60000113 r6:ec7bdd8c r5:856e9800 [ 1347.284100][ T32] r4:856e9800 [ 1347.284157][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.284236][ T32] r5:856e9800 r4:829188d8 [ 1347.284278][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.284350][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.284436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [ 1347.284485][ T32] r4:00000000 [ 1347.284551][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.284630][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.284704][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.284782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b8580 [ 1347.284826][ T32] r4:00000000 [ 1347.284871][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.284957][ T32] r9:83018205 r8:856e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1347.285012][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.285178][ T32] r5:00001000 r4:ec495000 [ 1347.285225][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.285387][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.285487][ T32] r5:858b3b8c r4:858b3800 [ 1347.285534][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.285668][ T32] r7:ddde2d80 r6:83018200 r5:858b3b8c r4:854db700 [ 1347.285728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.285823][ T32] r10:61c88647 r9:856e9800 r8:854db72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.285874][ T32] r4:854db700 [ 1347.285917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.286032][ T32] r10:00000000 r9:854db700 r8:8027f5e8 r7:ec7b9e60 r6:854db780 r5:856e9800 [ 1347.286139][ T32] r4:00000001 [ 1347.286200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.286272][ T32] Exception stack(0xec7bdfb0 to 0xec7bdff8) [ 1347.286327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.286387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.286442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.286575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.286633][ T32] r4:854d6880 [ 1347.287424][ T32] INFO: task kworker/1:828:5778 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.287521][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.287654][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.287811][ T32] Call trace: [ 1347.287883][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.287975][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.288037][ T32] r4:00000000 [ 1347.288103][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.288184][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.288304][ T32] 5d20: a9314000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.288388][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.288449][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.288510][ T32] r5:80000013 r4:80239bb0 [ 1347.288553][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.288629][ T32] r4:82ac11e4 [ 1347.288669][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.288782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.288857][ T32] r4:e05e5dc0 [ 1347.288931][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.289024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.289066][ T32] r4:00000000 [ 1347.289108][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.289190][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.289314][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.289408][ T32] r5:00001000 r4:ecf01000 [ 1347.289454][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.289549][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.289662][ T32] r5:85c39b8c r4:85c39800 [ 1347.289718][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.289862][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.289957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.290083][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.290136][ T32] r4:846ded80 [ 1347.290179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.290264][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.290338][ T32] r4:00000001 [ 1347.290387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.290460][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.290516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.290594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.290651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.290706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.290764][ T32] r4:84a7de40 [ 1347.290807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.290862][ T32] INFO: task kworker/1:829:5781 blocked for more than 473 seconds. [ 1347.290917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.290963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.291059][ T32] task:kworker/1:829 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.291190][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.291293][ T32] Call trace: [ 1347.291411][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.291529][ T32] r10:829188dc r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:856ea400 [ 1347.291578][ T32] r4:856ea400 [ 1347.291622][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.291700][ T32] r5:856ea400 r4:829188d8 [ 1347.291741][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.291813][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.291907][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 [ 1347.291954][ T32] r4:00000000 [ 1347.291992][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.292063][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.292212][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.315337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad040 [ 1347.315391][ T32] r4:00000000 [ 1347.315428][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.315504][ T32] r9:83018205 r8:856ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.315532][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.315579][ T32] r5:00001000 r4:ec4a5000 [ 1347.315604][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.315645][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.315700][ T32] r5:858b3f8c r4:858b3c00 [ 1347.315724][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.315773][ T32] r7:ddde2d80 r6:83018200 r5:858b3f8c r4:854db800 [ 1347.315794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.315839][ T32] r10:61c88647 r9:856ea400 r8:854db82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.315882][ T32] r4:854db800 [ 1347.315906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.315952][ T32] r10:00000000 r9:854db800 r8:8027f5e8 r7:ec7b9e60 r6:854db880 r5:856ea400 [ 1347.316017][ T32] r4:00000001 [ 1347.316041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.316080][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1347.316112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.316141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.316167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.316196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.316234][ T32] r4:854ad140 [ 1347.316729][ T32] INFO: task kworker/1:829:5781 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.316767][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.316884][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.316989][ T32] Call trace: [ 1347.317081][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.317146][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.317174][ T32] r4:00000000 [ 1347.317199][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.317238][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.317269][ T32] 5d20: a9694000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.317302][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.317364][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.317399][ T32] r5:80000013 r4:80239bb0 [ 1347.317436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.317482][ T32] r4:82ac11e4 [ 1347.317502][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.317543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.317565][ T32] r4:e05e5dc0 [ 1347.317584][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.317625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.317651][ T32] r4:00000000 [ 1347.317721][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.317772][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.317794][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.317836][ T32] r5:00001000 r4:ecf01000 [ 1347.317867][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.317908][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.317992][ T32] r5:85c39b8c r4:85c39800 [ 1347.318028][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.318075][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.318097][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.318217][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.318244][ T32] r4:846ded80 [ 1347.318286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.318360][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.318387][ T32] r4:00000001 [ 1347.318418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.318456][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.318483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.318539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.318571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.318600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.318648][ T32] r4:84a7de40 [ 1347.318674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.318703][ T32] INFO: task kworker/1:830:5782 blocked for more than 473 seconds. [ 1347.318735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.318807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.318839][ T32] task:kworker/1:830 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.318892][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.319013][ T32] Call trace: [ 1347.319073][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.319123][ T32] r10:829188dc r9:ec7c5d84 r8:00000002 r7:60000013 r6:ec7c5d8c r5:856eb000 [ 1347.319146][ T32] r4:856eb000 [ 1347.319165][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.319211][ T32] r5:856eb000 r4:829188d8 [ 1347.319233][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.319272][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.319362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 [ 1347.319445][ T32] r4:00000000 [ 1347.319494][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.319560][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.319629][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.319678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad500 [ 1347.319700][ T32] r4:00000000 [ 1347.319720][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.319788][ T32] r9:83018205 r8:856eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1347.319814][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.319861][ T32] r5:00001000 r4:ec4c5000 [ 1347.319907][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.319950][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.320006][ T32] r5:858b878c r4:858b8400 [ 1347.320100][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.320149][ T32] r7:ddde2d80 r6:83018200 r5:858b878c r4:854db900 [ 1347.320169][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.320215][ T32] r10:61c88647 r9:856eb000 r8:854db92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.320239][ T32] r4:854db900 [ 1347.320257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.320305][ T32] r10:00000000 r9:854db900 r8:8027f5e8 r7:ec7b9e60 r6:854db980 r5:856eb000 [ 1347.320329][ T32] r4:00000001 [ 1347.320348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.320381][ T32] Exception stack(0xec7c5fb0 to 0xec7c5ff8) [ 1347.320407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.320435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.320462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.320490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.320512][ T32] r4:854ad340 [ 1347.320804][ T32] INFO: task kworker/1:830:5782 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.320849][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.320915][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.320962][ T32] Call trace: [ 1347.320997][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.321150][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.321192][ T32] r4:00000000 [ 1347.321267][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.321309][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.321398][ T32] 5d20: a9694000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.321438][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.321489][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.321626][ T32] r5:80000013 r4:80239bb0 [ 1347.321681][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.321726][ T32] r4:82ac11e4 [ 1347.321772][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.321828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.321858][ T32] r4:e05e5dc0 [ 1347.321879][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.321921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.321943][ T32] r4:00000000 [ 1347.321962][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.322045][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.322099][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.341141][ T32] r5:00001000 r4:ecf01000 [ 1347.341279][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.341359][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.341415][ T32] r5:85c39b8c r4:85c39800 [ 1347.341537][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.341614][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.341665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.341742][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.341788][ T32] r4:846ded80 [ 1347.341813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.341867][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.341915][ T32] r4:00000001 [ 1347.341939][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.342014][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.342073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.342122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.345008][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.345126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.345180][ T32] r4:84a7de40 [ 1347.345267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.345333][ T32] INFO: task kworker/1:831:5785 blocked for more than 473 seconds. [ 1347.345376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.345454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.345482][ T32] task:kworker/1:831 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.345537][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.345642][ T32] Call trace: [ 1347.345731][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.345835][ T32] r10:829188dc r9:ec7c9d84 r8:00000002 r7:60000113 r6:ec7c9d8c r5:856ebc00 [ 1347.345873][ T32] r4:856ebc00 [ 1347.345934][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.346065][ T32] r5:856ebc00 r4:829188d8 [ 1347.346113][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.346160][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.346205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 [ 1347.346227][ T32] r4:00000000 [ 1347.346246][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.346284][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.346322][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.346364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854adb00 [ 1347.346402][ T32] r4:00000000 [ 1347.346427][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.346473][ T32] r9:83018205 r8:856ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1347.346517][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.346561][ T32] r5:00001000 r4:ec4fd000 [ 1347.346630][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.346699][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.346752][ T32] r5:858b978c r4:858b9400 [ 1347.346773][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.346820][ T32] r7:ddde2d80 r6:83018200 r5:858b978c r4:854dba00 [ 1347.346891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.346943][ T32] r10:61c88647 r9:856ebc00 r8:854dba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.346967][ T32] r4:854dba00 [ 1347.346987][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.347055][ T32] r10:00000000 r9:854dba00 r8:8027f5e8 r7:ec7c5e60 r6:854dba80 r5:856ebc00 [ 1347.347083][ T32] r4:00000001 [ 1347.347107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.347145][ T32] Exception stack(0xec7c9fb0 to 0xec7c9ff8) [ 1347.347172][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.347226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.348159][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.348337][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.348438][ T32] 5d20: a9a84000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 5 printk messages dropped ** [ 1347.348804][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1347.349137][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 3 printk messages dropped ** [ 1347.349356][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.349563][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.349791][ T32] r4:00000001 [ 1347.349811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.349850][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.349877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.349911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.349951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.350041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.350071][ T32] r4:84a7de40 [ 1347.350102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.350171][ T32] INFO: task kworker/1:832:5787 blocked for more than 473 seconds. [ 1347.350203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.350227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.350247][ T32] task:kworker/1:832 state:D stack:0 pid:5787 tgid:5787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.350302][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.350375][ T32] Call trace: [ 1347.350434][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.350480][ T32] r10:829188dc r9:ec7d1d84 r8:00000002 r7:60000113 r6:ec7d1d8c r5:856ec800 [ 1347.350503][ T32] r4:856ec800 [ 1347.350546][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.350603][ T32] r5:856ec800 r4:829188d8 [ 1347.350651][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.350694][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.350749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 [ 1347.350775][ T32] r4:00000000 [ 1347.350819][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.350867][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.350903][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.350943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad700 [ 1347.350965][ T32] r4:00000000 [ 1347.350985][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.351089][ T32] r9:83018205 r8:856ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1347.351115][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.351156][ T32] r5:00001000 r4:ec4d9000 [ 1347.351176][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.351238][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.351284][ T32] r5:858b8f8c r4:858b8c00 [ 1347.351303][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.351346][ T32] r7:ddde2d80 r6:83018200 r5:858b8f8c r4:854dbb80 [ 1347.351415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.351489][ T32] r10:61c88647 r9:856ec800 r8:854dbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.351515][ T32] r4:854dbb80 [ 1347.351559][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.351638][ T32] r10:00000000 r9:854dbb80 r8:8027f5e8 r7:ec7c9e60 r6:854dbb00 r5:856ec800 [ 1347.351664][ T32] r4:00000001 [ 1347.351697][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.351735][ T32] Exception stack(0xec7d1fb0 to 0xec7d1ff8) [ 1347.351763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.351792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.351818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.351863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.351914][ T32] r4:854ad640 [ 1347.352215][ T32] INFO: task kworker/1:832:5787 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.371451][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.371555][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.371620][ T32] Call trace: [ 1347.371654][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.371710][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.371735][ T32] r4:00000000 [ 1347.371756][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.371795][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.371827][ T32] 5d20: a9e32000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.371869][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.371899][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.371951][ T32] r5:80000013 r4:80239bb0 [ 1347.372011][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.372064][ T32] r4:82ac11e4 [ 1347.372098][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.372619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.372682][ T32] r4:e05e5dc0 [ 1347.372732][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.372787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.372811][ T32] r4:00000000 [ 1347.372831][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.372883][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.372905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.373007][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1347.373701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.374281][ T32] r5:856ed400 r4:829188d8 ** 7 printk messages dropped ** [ 1347.374660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad7c0 ** 4 printk messages dropped ** [ 1347.374868][ T32] r5:00001000 r4:ec4e9000 ** 2 printk messages dropped ** [ 1347.375015][ T32] r5:858b938c r4:858b9000 ** 4 printk messages dropped ** [ 1347.375278][ T32] r4:854dbc00 ** 5 printk messages dropped ** [ 1347.375534][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.376398][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.376687][ T32] 5d20: a9e32000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 9 printk messages dropped ** [ 1347.377083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1347.377486][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 4 printk messages dropped ** [ 1347.377774][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1347.378365][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.378676][ T32] r4:856eec00 ** 4 printk messages dropped ** [ 1347.378864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d9e08 ** 9 printk messages dropped ** [ 1347.379247][ T32] r5:00001000 r4:ec519000 [ 1347.379267][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.379326][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.379373][ T32] r5:858b9b8c r4:858b9800 [ 1347.379392][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.379437][ T32] r7:ddde2d80 r6:83018200 r5:858b9b8c r4:854dbc80 [ 1347.379458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.379502][ T32] r10:61c88647 r9:856eec00 r8:854dbcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.379525][ T32] r4:854dbc80 [ 1347.379544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.379606][ T32] r10:00000000 r9:854dbc80 r8:8027f5e8 r7:ec7c9e60 r6:854dbd80 r5:856eec00 [ 1347.379638][ T32] r4:00000001 [ 1347.379679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.379730][ T32] Exception stack(0xec7d9fb0 to 0xec7d9ff8) [ 1347.379759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.379788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.379816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.379868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.379894][ T32] r4:854ad100 [ 1347.380210][ T32] INFO: task kworker/1:834:5790 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.380243][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.380355][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.380427][ T32] Call trace: [ 1347.380534][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.380583][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.380607][ T32] r4:00000000 [ 1347.380627][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.380664][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.380771][ T32] 5d20: a9e32000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.380805][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.380830][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.380860][ T32] r5:80000013 r4:80239bb0 [ 1347.380881][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.380930][ T32] r4:82ac11e4 [ 1347.380954][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.380995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.381018][ T32] r4:e05e5dc0 [ 1347.381054][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.381101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.381125][ T32] r4:00000000 [ 1347.381145][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.381202][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.381228][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.381270][ T32] r5:00001000 r4:ecf01000 [ 1347.381319][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.381362][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.381404][ T32] r5:85c39b8c r4:85c39800 [ 1347.381424][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.381485][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.381530][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.381602][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.381659][ T32] r4:846ded80 [ 1347.381688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.381733][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.381760][ T32] r4:00000001 [ 1347.381781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.381816][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.381847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.381928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.381964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.382046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.382073][ T32] r4:84a7de40 [ 1347.382100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.382126][ T32] INFO: task kworker/1:835:5792 blocked for more than 473 seconds. [ 1347.382154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.382234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1347.412780][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.413252][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.413795][ T32] r5:00001000 r4:ec539000 [ 1347.413817][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.413885][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.414120][ T32] r10:61c88647 r9:85950c00 r8:854dbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.414405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.415216][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1347.415535][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1347.415644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 7 printk messages dropped ** [ 1347.415974][ T32] r5:00001000 r4:ecf01000 ** 5 printk messages dropped ** [ 1347.416258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.416569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.416834][ T32] task:kworker/1:836 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.417285][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e1e08 ** 9 printk messages dropped ** [ 1347.417698][ T32] r5:00001000 r4:ec529000 [ 1347.417717][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.417963][ T32] r7:ddde2d80 r6:83018200 r5:858b9f8c r4:854dbe80 ** 5 printk messages dropped ** [ 1347.418311][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.418419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.418467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.418501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.418525][ T32] r4:854ad640 [ 1347.418813][ T32] INFO: task kworker/1:836:5794 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.418875][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.418986][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.419065][ T32] Call trace: [ 1347.419103][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.419151][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.419195][ T32] r4:00000000 [ 1347.419266][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.419312][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.419382][ T32] 5d20: aa844000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.419443][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.419493][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.419542][ T32] r5:80000013 r4:80239bb0 [ 1347.419600][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.419644][ T32] r4:82ac11e4 [ 1347.419684][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.419730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.419772][ T32] r4:e05e5dc0 [ 1347.419796][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.419893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.419920][ T32] r4:00000000 [ 1347.419963][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.420014][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.420046][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.420094][ T32] r5:00001000 r4:ecf01000 [ 1347.420113][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.420152][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.420192][ T32] r5:85c39b8c r4:85c39800 [ 1347.420211][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.420255][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.420275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.420330][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.420356][ T32] r4:846ded80 [ 1347.420377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.420422][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.420465][ T32] r4:00000001 [ 1347.420488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.420579][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.420652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.420684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.420711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.420781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.420808][ T32] r4:84a7de40 [ 1347.420828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.420885][ T32] INFO: task kworker/1:837:5796 blocked for more than 473 seconds. [ 1347.420920][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.421005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.421050][ T32] task:kworker/1:837 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.421124][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.421249][ T32] Call trace: [ 1347.421290][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.421361][ T32] r10:829188dc r9:ec7e5d84 r8:00000002 r7:60000113 r6:ec7e5d8c r5:85951800 [ 1347.421388][ T32] r4:85951800 [ 1347.421418][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.421472][ T32] r5:85951800 r4:829188d8 [ 1347.421497][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.421550][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.421600][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 [ 1347.421623][ T32] r4:00000000 [ 1347.421642][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.421679][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.421713][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.421753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85989280 [ 1347.421796][ T32] r4:00000000 [ 1347.421819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.421870][ T32] r9:83018205 r8:85951800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1347.421892][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.421942][ T32] r5:00001000 r4:ec561000 [ 1347.421983][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.422077][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.422144][ T32] r5:858ba78c r4:858ba400 [ 1347.422215][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.444769][ T32] r7:ddde2d80 r6:83018200 r5:858ba78c r4:85780f80 [ 1347.444845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.444943][ T32] r10:61c88647 r9:85951800 r8:85780fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.444969][ T32] r4:85780f80 [ 1347.445011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.445088][ T32] r10:00000000 r9:85780f80 r8:8027f5e8 r7:ec7dde60 r6:85640f80 r5:85951800 [ 1347.445129][ T32] r4:00000001 [ 1347.445174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.445257][ T32] Exception stack(0xec7e5fb0 to 0xec7e5ff8) [ 1347.445336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.445369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.445416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.445448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.445470][ T32] r4:854adb40 [ 1347.446008][ T32] INFO: task kworker/1:837:5796 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.446061][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.446143][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.446214][ T32] Call trace: [ 1347.446248][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.446314][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.446344][ T32] r4:00000000 [ 1347.446365][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.446415][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.446449][ T32] 5d20: aac3d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.446478][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.446503][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.446527][ T32] r5:80000013 r4:80239bb0 [ 1347.446547][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.446608][ T32] r4:82ac11e4 [ 1347.446632][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.446676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.446699][ T32] r4:e05e5dc0 [ 1347.446719][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.446781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.446809][ T32] r4:00000000 [ 1347.446852][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.446904][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.446927][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.446969][ T32] r5:00001000 r4:ecf01000 [ 1347.447009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.447053][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.447118][ T32] r5:85c39b8c r4:85c39800 [ 1347.447143][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.447322][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.447544][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.447886][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1347.448218][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.448539][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.448962][ T32] r5:00001000 r4:ec551000 [ 1347.448985][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.449174][ T32] r7:ddde2d80 r6:83018200 r5:858ba38c r4:8598d000 ** 5 printk messages dropped ** [ 1347.449373][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.449447][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) [ 1347.449507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.449549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.449585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.449613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.449635][ T32] r4:854b8fc0 [ 1347.449954][ T32] INFO: task kworker/1:838:5798 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.450055][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.450153][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.450202][ T32] Call trace: [ 1347.450242][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.450314][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.450348][ T32] r4:00000000 [ 1347.450378][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.450429][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.450504][ T32] 5d20: aac3d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.450538][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.450564][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.450625][ T32] r5:80000013 r4:80239bb0 [ 1347.450683][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.450731][ T32] r4:82ac11e4 [ 1347.450761][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.450806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.450828][ T32] r4:e05e5dc0 [ 1347.450853][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.450894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.450917][ T32] r4:00000000 [ 1347.450937][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.451003][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.451030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.451073][ T32] r5:00001000 r4:ecf01000 [ 1347.451103][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.451151][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.451192][ T32] r5:85c39b8c r4:85c39800 [ 1347.451232][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.451302][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.451332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.451402][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.451434][ T32] r4:846ded80 [ 1347.451455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.451522][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.451568][ T32] r4:00000001 [ 1347.451598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.451648][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.451678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.451706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.451740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.451796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.451827][ T32] r4:84a7de40 [ 1347.451854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.451879][ T32] INFO: task kworker/1:839:5801 blocked for more than 473 seconds. [ 1347.451906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.451942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.451967][ T32] task:kworker/1:839 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.452037][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.452125][ T32] Call trace: [ 1347.468632][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.468741][ T32] r10:829188dc r9:ec7e9d84 r8:00000002 r7:60000113 r6:ec7e9d8c r5:85953c00 [ 1347.468807][ T32] r4:85953c00 ** 1 printk messages dropped ** [ 1347.468921][ T32] r5:85953c00 r4:829188d8 ** 6 printk messages dropped ** [ 1347.469273][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.469488][ T32] r5:00001000 r4:eb2cf000 [ 1347.469538][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.469608][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.469791][ T32] r10:61c88647 r9:85953c00 r8:8598d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.470242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.471067][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.471300][ T32] 5d20: aae1c000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 7 printk messages dropped ** [ 1347.471531][ T32] r4:e05e5dc0 ** 5 printk messages dropped ** [ 1347.471718][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.472078][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.485236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.485626][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.485870][ T32] r5:85954800 r4:829188d8 ** 5 printk messages dropped ** [ 1347.486192][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.486535][ T32] r5:00001000 r4:dfb49000 [ 1347.486585][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.486763][ T32] r7:ddde2d80 r6:83018200 r5:858bab8c r4:8598d200 ** 7 printk messages dropped ** [ 1347.487050][ T32] Exception stack(0xec7edfb0 to 0xec7edff8) ** 6 printk messages dropped ** [ 1347.487909][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.488189][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.488233][ T32] r4:00000000 [ 1347.488278][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.488320][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.488369][ T32] 5d20: ab42f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.488402][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.488427][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.488451][ T32] r5:80000013 r4:80239bb0 [ 1347.488472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.488512][ T32] r4:82ac11e4 [ 1347.488532][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.488573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.488604][ T32] r4:e05e5dc0 [ 1347.488640][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.488687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.488712][ T32] r4:00000000 [ 1347.488732][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.488776][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.488798][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.488847][ T32] r5:00001000 r4:ecf01000 [ 1347.488868][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.488910][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.488993][ T32] r5:85c39b8c r4:85c39800 [ 1347.489041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.489134][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.489204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.489272][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.489296][ T32] r4:846ded80 [ 1347.489331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.489380][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.489403][ T32] r4:00000001 [ 1347.489423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.489458][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.489495][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.489536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.489569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.489640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.489680][ T32] r4:84a7de40 [ 1347.489712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.489763][ T32] INFO: task kworker/1:841:5804 blocked for more than 473 seconds. [ 1347.489816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.489851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.489873][ T32] task:kworker/1:841 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.489920][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.489962][ T32] Call trace: [ 1347.490043][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.490093][ T32] r10:829188dc r9:ec7f1d84 r8:00000002 r7:60000113 r6:ec7f1d8c r5:85955400 [ 1347.490117][ T32] r4:85955400 [ 1347.490137][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.490199][ T32] r5:85955400 r4:829188d8 [ 1347.490265][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.490311][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.490356][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 [ 1347.490378][ T32] r4:00000000 [ 1347.490397][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.490433][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.490467][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.490508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85989580 [ 1347.490530][ T32] r4:00000000 [ 1347.490549][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.490640][ T32] r9:83018205 r8:85955400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1347.490673][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.490766][ T32] r5:00001000 r4:e89af000 [ 1347.490836][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.490917][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.491000][ T32] r5:858baf8c r4:858bac00 [ 1347.491025][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.491091][ T32] r7:ddde2d80 r6:83018200 r5:858baf8c r4:8598d300 [ 1347.491127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.491179][ T32] r10:61c88647 r9:85955400 r8:8598d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.491222][ T32] r4:8598d300 [ 1347.491246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.491291][ T32] r10:00000000 r9:8598d300 r8:8027f5e8 r7:ec7e9e60 r6:8598d400 r5:85955400 [ 1347.491314][ T32] r4:00000001 [ 1347.491355][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.491414][ T32] Exception stack(0xec7f1fb0 to 0xec7f1ff8) [ 1347.491445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.491497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.491540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.491570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.491595][ T32] r4:85989480 [ 1347.491932][ T32] INFO: task kworker/1:841:5804 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.491991][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.492086][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.515309][ T32] Call trace: [ 1347.515438][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.515516][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.515564][ T32] r4:00000000 [ 1347.515590][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.515633][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.515665][ T32] 5d20: ab8f4000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.515716][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.515751][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.515801][ T32] r5:80000013 r4:80239bb0 [ 1347.515852][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.515906][ T32] r4:82ac11e4 [ 1347.515927][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.515985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.516031][ T32] r4:e05e5dc0 [ 1347.516058][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.516131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.516166][ T32] r4:00000000 [ 1347.516189][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.516249][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.516275][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.516320][ T32] r5:00001000 r4:ecf01000 [ 1347.516340][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.516379][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.516438][ T32] r5:85c39b8c r4:85c39800 [ 1347.516461][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.516536][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.516562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.516610][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.516641][ T32] r4:846ded80 [ 1347.516688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.516750][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.516778][ T32] r4:00000001 [ 1347.516830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.516881][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.516911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.516942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.516969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.516999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.517042][ T32] r4:84a7de40 [ 1347.517092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.517148][ T32] INFO: task kworker/1:842:5806 blocked for more than 474 seconds. [ 1347.517185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.517232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.517278][ T32] task:kworker/1:842 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.517382][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.517456][ T32] Call trace: [ 1347.517503][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.517552][ T32] r10:829188dc r9:ec7fdd84 r8:00000002 r7:60000013 r6:ec7fdd8c r5:849a6000 [ 1347.517575][ T32] r4:849a6000 [ 1347.517615][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.517659][ T32] r5:849a6000 r4:829188d8 [ 1347.517699][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.517742][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.517789][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7fde08 [ 1347.517811][ T32] r4:00000000 [ 1347.517831][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.517879][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.517936][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.518009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85989780 [ 1347.518058][ T32] r4:00000000 [ 1347.518084][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.518132][ T32] r9:83018205 r8:849a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.518154][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.518194][ T32] r5:00001000 r4:eac2d000 [ 1347.518213][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.518291][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.518357][ T32] r5:858bb78c r4:858bb400 [ 1347.518403][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.518451][ T32] r7:ddde2d80 r6:83018200 r5:858bb78c r4:8598d380 ** 4 printk messages dropped ** [ 1347.518719][ T32] r10:00000000 r9:8598d380 r8:8027f5e8 r7:ec7e9e60 r6:852cb780 r5:849a6000 ** 7 printk messages dropped ** [ 1347.519113][ T32] r4:859894c0 ** 2 printk messages dropped ** [ 1347.519723][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.520149][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 8 printk messages dropped ** [ 1347.520529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1347.521141][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 2 printk messages dropped ** [ 1347.521275][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1347.521408][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.521635][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1347.521754][ T32] task:kworker/1:843 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.537608][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 ** 9 printk messages dropped ** [ 1347.538383][ T32] r5:00001000 r4:eb0f5000 [ 1347.538403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.538662][ T32] r7:ddde2d80 r6:83018200 r5:858bbb8c r4:8598d480 ** 6 printk messages dropped ** [ 1347.538986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.539844][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.540715][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.540932][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.541212][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.541501][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 7 printk messages dropped ** [ 1347.541787][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1347.541948][ T32] task:kworker/1:844 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.542046][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.542130][ T32] Call trace: [ 1347.555776][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.555895][ T32] r10:829188dc r9:ec80dd84 r8:00000002 r7:60000113 r6:ec80dd8c r5:849a4800 [ 1347.555926][ T32] r4:849a4800 [ 1347.555948][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.555989][ T32] r5:849a4800 r4:829188d8 [ 1347.556009][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.556090][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.556205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 [ 1347.556293][ T32] r4:00000000 [ 1347.556322][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.556362][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.556408][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.556452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85989540 [ 1347.556475][ T32] r4:00000000 [ 1347.556495][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.556562][ T32] r9:83018205 r8:849a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1347.556630][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.556684][ T32] r5:00001000 r4:eb3e3000 [ 1347.556725][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.556769][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.556852][ T32] r5:858bb38c r4:858bb000 [ 1347.556878][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.556926][ T32] r7:ddde2d80 r6:83018200 r5:858bb38c r4:8598d500 [ 1347.556947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.556991][ T32] r10:61c88647 r9:849a4800 r8:8598d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.557036][ T32] r4:8598d500 [ 1347.557065][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.557152][ T32] r10:00000000 r9:8598d500 r8:8027f5e8 r7:ec7e9e60 r6:852cb900 r5:849a4800 [ 1347.557178][ T32] r4:00000001 [ 1347.557198][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.557255][ T32] Exception stack(0xec80dfb0 to 0xec80dff8) [ 1347.557288][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.557339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.557391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.557423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.557464][ T32] r4:85989880 [ 1347.557988][ T32] INFO: task kworker/1:844:5810 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.558028][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.558099][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.558169][ T32] Call trace: [ 1347.558220][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.558274][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.558318][ T32] r4:00000000 [ 1347.558352][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.558394][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.558424][ T32] 5d20: abdff000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.558453][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.558498][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.558550][ T32] r5:80000013 r4:80239bb0 [ 1347.558593][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.558641][ T32] r4:82ac11e4 [ 1347.558680][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.558728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.558752][ T32] r4:e05e5dc0 [ 1347.558771][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.558812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.558849][ T32] r4:00000000 [ 1347.558873][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.558938][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.558965][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.559008][ T32] r5:00001000 r4:ecf01000 [ 1347.559028][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.559068][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.559109][ T32] r5:85c39b8c r4:85c39800 [ 1347.559150][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.559228][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.559254][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.559437][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1347.559754][ T32] INFO: task kworker/1:845:5812 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.560251][ T32] r4:849a0000 ** 4 printk messages dropped ** [ 1347.560487][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 ** 9 printk messages dropped ** [ 1347.560856][ T32] r5:00001000 r4:eb4a1000 [ 1347.560877][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.561113][ T32] r7:ddde2d80 r6:83018200 r5:858c438c r4:8598d580 ** 6 printk messages dropped ** [ 1347.561539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.562194][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.577965][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1347.578262][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.578490][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.578826][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1347.579182][ T32] INFO: task kworker/1:846:5814 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.579553][ T32] r4:84800c00 ** 4 printk messages dropped ** [ 1347.579765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1347.579791][ T32] r4:00000000 [ 1347.579811][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.579855][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.579892][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.579958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580cf40 [ 1347.580026][ T32] r4:00000000 [ 1347.580071][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.580161][ T32] r9:83018205 r8:84800c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1347.580209][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.580255][ T32] r5:00001000 r4:ec5bf000 [ 1347.580276][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.580375][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.580420][ T32] r5:858c878c r4:858c8400 [ 1347.580440][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.580484][ T32] r7:ddde2d80 r6:83018200 r5:858c878c r4:8598d680 [ 1347.580504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.580549][ T32] r10:61c88647 r9:84800c00 r8:8598d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.580571][ T32] r4:8598d680 [ 1347.580590][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.580634][ T32] r10:00000000 r9:8598d680 r8:8027f5e8 r7:ec815e60 r6:852cba00 r5:84800c00 [ 1347.580675][ T32] r4:00000001 [ 1347.580706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.580748][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1347.580796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.580829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.580863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.580912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.580937][ T32] r4:85989980 [ 1347.581447][ T32] INFO: task kworker/1:846:5814 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.581485][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.581606][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.581676][ T32] Call trace: [ 1347.581734][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.581787][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.581812][ T32] r4:00000000 [ 1347.581848][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.581891][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.581920][ T32] 5d20: ac010000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.581948][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.582002][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.582029][ T32] r5:80000013 r4:80239bb0 [ 1347.582049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.582104][ T32] r4:82ac11e4 [ 1347.582129][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1347.595998][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 10 printk messages dropped ** [ 1347.596409][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.596925][ T32] r5:84800000 r4:829188d8 ** 11 printk messages dropped ** [ 1347.597401][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1347.597601][ T32] r7:ddde2d80 r6:83018200 r5:858c478c r4:8598d700 ** 12 printk messages dropped ** [ 1347.598159][ T32] r4:85989c00 ** 6 printk messages dropped ** [ 1347.599015][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1347.599396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 17 printk messages dropped ** [ 1347.600097][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 13 printk messages dropped ** [ 1347.600722][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.601196][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.601662][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1347.625337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.625366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.625400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.625423][ T32] r4:85989c00 [ 1347.625925][ T32] INFO: task kworker/1:848:5818 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.626016][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.626095][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.626160][ T32] Call trace: [ 1347.626194][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.626247][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.626352][ T32] r4:00000000 [ 1347.626378][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.626440][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.626473][ T32] 5d20: acae0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.626522][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.626551][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.626575][ T32] r5:80000013 r4:80239bb0 [ 1347.626617][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.626665][ T32] r4:82ac11e4 [ 1347.626686][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.626728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.626770][ T32] r4:e05e5dc0 [ 1347.626814][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.626890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.626916][ T32] r4:00000000 [ 1347.626936][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.626982][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.627044][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.627092][ T32] r5:00001000 r4:ecf01000 [ 1347.627113][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.627151][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.627192][ T32] r5:85c39b8c r4:85c39800 [ 1347.627212][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.627258][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.627298][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.627369][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.627395][ T32] r4:846ded80 [ 1347.627427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.627475][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.627498][ T32] r4:00000001 [ 1347.627517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.627552][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.627579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.627627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.627708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1347.628410][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.628862][ T32] r5:00001000 r4:eb70f000 ** 1 printk messages dropped ** [ 1347.628954][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1347.629765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1347.630800][ T32] r5:80000013 r4:80239bb0 ** 11 printk messages dropped ** [ 1347.631367][ T32] r5:00001000 r4:ecf01000 ** 9 printk messages dropped ** [ 1347.631885][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 12 printk messages dropped ** [ 1347.644795][ T32] task:kworker/1:850 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.644887][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.644954][ T32] Call trace: [ 1347.645009][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.645065][ T32] r10:829188dc r9:ec841d84 r8:00000002 r7:60000113 r6:ec841d8c r5:84805400 [ 1347.645092][ T32] r4:84805400 [ 1347.645200][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.645278][ T32] r5:84805400 r4:829188d8 [ 1347.645329][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.645396][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.645458][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 1347.645491][ T32] r4:00000000 [ 1347.645511][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.645548][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.645586][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.645649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7d80 [ 1347.645675][ T32] r4:00000000 [ 1347.645763][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.645815][ T32] r9:83018205 r8:84805400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1347.645847][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.645892][ T32] r5:00001000 r4:eb74d000 [ 1347.645912][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.645951][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.646448][ T32] r4:8598d600 ** 11 printk messages dropped ** [ 1347.647508][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1347.648763][ T32] r5:00001000 r4:ecf01000 ** 7 printk messages dropped ** [ 1347.649056][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1347.649364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.650084][ T32] r5:84803000 r4:829188d8 ** 10 printk messages dropped ** [ 1347.650504][ T32] r9:83018205 r8:84803000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 7 printk messages dropped ** [ 1347.650829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1347.651714][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.672830][ T32] r5:80000013 r4:80239bb0 ** 11 printk messages dropped ** [ 1347.673348][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1347.673686][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.673734][ T32] r4:846ded80 [ 1347.673760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.673806][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.673862][ T32] r4:00000001 [ 1347.673938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.673991][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.674024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.674204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.674236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.674337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.674467][ T32] r4:84a7de40 [ 1347.674494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.674543][ T32] INFO: task kworker/1:852:5827 blocked for more than 474 seconds. [ 1347.674581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.674605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.674628][ T32] task:kworker/1:852 state:D stack:0 pid:5827 tgid:5827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.674688][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.674808][ T32] Call trace: [ 1347.674863][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.674932][ T32] r10:829188dc r9:ec851d84 r8:00000002 r7:60000113 r6:ec851d8c r5:84804800 [ 1347.674990][ T32] r4:84804800 [ 1347.675019][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1347.675230][ T32] r5:84804800 r4:829188d8 [ 1347.675255][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.675295][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.675340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1347.675364][ T32] r4:00000000 [ 1347.675384][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.675420][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.675457][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.675897][ T32] r5:00001000 r4:eb8bb000 ** 1 printk messages dropped ** [ 1347.675968][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1347.676633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1347.677548][ T32] 5d20: acfa2000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 16 printk messages dropped ** [ 1347.678248][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1347.679172][ T32] INFO: task kworker/1:853:5829 blocked for more than 474 seconds. ** 12 printk messages dropped ** [ 1347.679927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 ** 11 printk messages dropped ** [ 1347.680500][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1347.681207][ T32] r4:8580c2c0 ** 9 printk messages dropped ** [ 1347.681940][ T32] 5d20: acfa2000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 16 printk messages dropped ** [ 1347.702988][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1347.703660][ T32] r4:84a7de40 ** 8 printk messages dropped ** [ 1347.704079][ T32] r10:829188dc r9:ec861d84 r8:00000002 r7:60000113 r6:ec861d8c r5:8482bc00 ** 15 printk messages dropped ** [ 1347.704777][ T32] r5:00001000 r4:eb937000 ** 4 printk messages dropped ** [ 1347.704996][ T32] r7:ddde2d80 r6:83018200 r5:858c638c r4:8598da80 ** 2 printk messages dropped ** [ 1347.705084][ T32] r4:8598da80 [ 1347.705125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.705171][ T32] r10:00000000 r9:8598da80 r8:8027f5e8 r7:ec81de60 r6:852cbe00 r5:8482bc00 [ 1347.705194][ T32] r4:00000001 [ 1347.705212][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.705248][ T32] Exception stack(0xec861fb0 to 0xec861ff8) [ 1347.705275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.705303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.705329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.705358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.705380][ T32] r4:8580c4c0 [ 1347.705808][ T32] INFO: task kworker/1:854:5831 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.705857][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.705939][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.706082][ T32] Call trace: [ 1347.706168][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.706216][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.706241][ T32] r4:00000000 [ 1347.706261][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.706297][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.706326][ T32] 5d20: ad4b8000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.706371][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.706424][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.706453][ T32] r5:80000013 r4:80239bb0 [ 1347.706475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.706514][ T32] r4:82ac11e4 [ 1347.706558][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.706627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.706682][ T32] r4:e05e5dc0 [ 1347.706754][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.706805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.706852][ T32] r4:00000000 [ 1347.706878][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.706937][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.706963][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.707051][ T32] r5:00001000 r4:ecf01000 [ 1347.707075][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.707139][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.707196][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1347.707384][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1347.707971][ T32] task:kworker/1:855 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1347.708931][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.709083][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1347.709739][ T32] r4:8580c600 [ 1347.710019][ T32] INFO: task kworker/1:855:5832 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.710054][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.710170][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.710220][ T32] Call trace: [ 1347.710251][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.710320][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.710363][ T32] r4:00000000 [ 1347.710386][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.710424][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.710478][ T32] 5d20: ad4b8000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.710511][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.710537][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.710642][ T32] r5:80000013 r4:80239bb0 [ 1347.710677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.710724][ T32] r4:82ac11e4 [ 1347.710746][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.710788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.710811][ T32] r4:e05e5dc0 [ 1347.710830][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.710875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.710898][ T32] r4:00000000 [ 1347.710924][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.710969][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.710991][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.711081][ T32] r5:00001000 r4:ecf01000 [ 1347.711122][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.711260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.711306][ T32] r5:85c39b8c r4:85c39800 [ 1347.711348][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.711397][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.711418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1347.711500][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1347.711713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1347.712106][ T32] r4:85931800 ** 9 printk messages dropped ** [ 1347.739570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580c800 ** 4 printk messages dropped ** [ 1347.740464][ T32] r5:00001000 r4:ebb15000 ** 4 printk messages dropped ** [ 1347.740811][ T32] r7:ddde2d80 r6:83018200 r5:858c6b8c r4:8598db80 ** 12 printk messages dropped ** [ 1347.741807][ T32] r4:8580c3c0 ** 8 printk messages dropped ** [ 1347.754157][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 10 printk messages dropped ** [ 1347.754565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 14 printk messages dropped ** [ 1347.755246][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 12 printk messages dropped ** [ 1347.755775][ T32] task:kworker/1:857 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.756232][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.756284][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 [ 1347.756307][ T32] r4:00000000 [ 1347.756347][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.756409][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.756448][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.756489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580c740 [ 1347.756522][ T32] r4:00000000 [ 1347.756569][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.756616][ T32] r9:83018205 r8:85930000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1347.756660][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.756726][ T32] r5:00001000 r4:ebb2b000 [ 1347.756770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.756813][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.756867][ T32] r5:858c6f8c r4:858c6c00 [ 1347.756887][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.756930][ T32] r7:ddde2d80 r6:83018200 r5:858c6f8c r4:8598dc00 [ 1347.756951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.756995][ T32] r10:61c88647 r9:85930000 r8:8598dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.757022][ T32] r4:8598dc00 [ 1347.757043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.757119][ T32] r10:00000000 r9:8598dc00 r8:8027f5e8 r7:ec81de60 r6:852cbf80 r5:85930000 [ 1347.757146][ T32] r4:00000001 [ 1347.757166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.757200][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1347.757249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.757289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.757333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.757369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.757393][ T32] r4:8580c600 [ 1347.757792][ T32] INFO: task kworker/1:857:5836 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.757845][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.757932][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.758050][ T32] Call trace: [ 1347.758108][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.758161][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.758185][ T32] r4:00000000 [ 1347.758216][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.758258][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.758286][ T32] 5d20: ad91e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.758315][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.758339][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.758393][ T32] r5:80000013 r4:80239bb0 [ 1347.758418][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.758467][ T32] r4:82ac11e4 [ 1347.758500][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.758545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.758569][ T32] r4:e05e5dc0 [ 1347.758588][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.758629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.758650][ T32] r4:00000000 [ 1347.758670][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.758712][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 3 printk messages dropped ** [ 1347.758903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.759158][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1347.759262][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.759431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.759694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.760014][ T32] r5:85930c00 r4:829188d8 [ 1347.760058][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.760107][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.760153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec87de08 [ 1347.760176][ T32] r4:00000000 [ 1347.760195][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1347.760231][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.760265][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.760306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ca80 [ 1347.760328][ T32] r4:00000000 [ 1347.760362][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.760431][ T32] r9:83018205 r8:85930c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1347.760457][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.760500][ T32] r5:00001000 r4:ec573000 [ 1347.760520][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.760588][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.760633][ T32] r5:858c738c r4:858c7000 [ 1347.760667][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.760730][ T32] r7:ddde2d80 r6:83018200 r5:858c738c r4:8598dc80 [ 1347.760754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.760820][ T32] r10:61c88647 r9:85930c00 r8:8598dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.760857][ T32] r4:8598dc80 [ 1347.760878][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.760921][ T32] r10:00000000 r9:8598dc80 r8:8027f5e8 r7:ec81de60 r6:85861000 r5:85930c00 [ 1347.760955][ T32] r4:00000001 [ 1347.760978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.761012][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1347.761039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.761097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.761153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.761193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.761237][ T32] r4:8580c980 ** 1 printk messages dropped ** [ 1347.761681][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.787377][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.787908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1347.788615][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 5 printk messages dropped ** [ 1347.789127][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.789473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.790151][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.790745][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.791355][ T32] r9:83018205 r8:85932400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1347.791509][ T32] r5:00001000 r4:ec583000 ** 2 printk messages dropped ** [ 1347.791702][ T32] r5:858c7b8c r4:858c7800 ** 1 printk messages dropped ** [ 1347.791820][ T32] r7:ddde2d80 r6:83018200 r5:858c7b8c r4:8598dd00 [ 1347.791875][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.791981][ T32] r10:61c88647 r9:85932400 r8:8598dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.792033][ T32] r4:8598dd00 [ 1347.792096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.810125][ T32] r10:00000000 r9:8598dd00 r8:8027f5e8 r7:ec81de60 r6:85861080 r5:85932400 [ 1347.810179][ T32] r4:00000001 [ 1347.810203][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.810264][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1347.810296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.810325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.810377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.810412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.810438][ T32] r4:8580c9c0 [ 1347.810941][ T32] INFO: task kworker/1:859:5840 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.810980][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.811052][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.811134][ T32] Call trace: [ 1347.811168][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.811221][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.811246][ T32] r4:00000000 [ 1347.811277][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.811334][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.811388][ T32] 5d20: ae276000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.811427][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.811453][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.811478][ T32] r5:80000013 r4:80239bb0 [ 1347.811502][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.811550][ T32] r4:82ac11e4 [ 1347.811572][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.811614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.811665][ T32] r4:e05e5dc0 [ 1347.811692][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.811756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.811791][ T32] r4:00000000 [ 1347.811812][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.811874][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.811897][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.811939][ T32] r5:00001000 r4:ecf01000 [ 1347.811960][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.811998][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.812070][ T32] r5:85c39b8c r4:85c39800 [ 1347.812135][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.812855][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.812919][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.812985][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.813321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1347.814224][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.814687][ T32] r5:00001000 r4:ec593000 ** 1 printk messages dropped ** [ 1347.814796][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1347.815285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1347.816508][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1347.816879][ T32] r5:00001000 r4:ecf01000 ** 4 printk messages dropped ** [ 1347.817071][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.817114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.817168][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.817192][ T32] r4:846ded80 [ 1347.817233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.817302][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.817343][ T32] r4:00000001 [ 1347.817366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.817403][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.817452][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.817500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.817574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.817607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.817635][ T32] r4:84a7de40 [ 1347.817680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.817737][ T32] INFO: task kworker/1:861:5844 blocked for more than 474 seconds. [ 1347.817773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.817819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.817857][ T32] task:kworker/1:861 state:D stack:0 pid:5844 tgid:5844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.817912][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.817960][ T32] Call trace: [ 1347.818069][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1347.818122][ T32] r10:829188dc r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:85934800 ** 4 printk messages dropped ** [ 1347.818269][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.818762][ T32] r5:00001000 r4:ec5cf000 ** 4 printk messages dropped ** [ 1347.818966][ T32] r7:ddde2d80 r6:83018200 r5:858c8b8c r4:8598de00 ** 12 printk messages dropped ** [ 1347.819481][ T32] r4:8580cd00 ** 6 printk messages dropped ** [ 1347.820122][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.820394][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1347.820746][ T32] r5:00001000 r4:ecf01000 ** 10 printk messages dropped ** [ 1347.821222][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.821499][ T32] INFO: task kworker/1:862:5848 blocked for more than 474 seconds. ** 16 printk messages dropped ** [ 1347.852841][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.853308][ T32] r7:ddde2d80 r6:83018200 r5:8534a78c r4:8598de80 ** 12 printk messages dropped ** [ 1347.853938][ T32] r4:85989e00 ** 9 printk messages dropped ** [ 1347.855009][ T32] 5d20: aea78000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.855039][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.855063][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.855115][ T32] r5:80000013 r4:80239bb0 [ 1347.855160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.855210][ T32] r4:82ac11e4 [ 1347.855242][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.855287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.855310][ T32] r4:e05e5dc0 [ 1347.855329][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.855378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1347.855405][ T32] r4:00000000 [ 1347.855454][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.855513][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1347.855553][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.855624][ T32] r5:00001000 r4:ecf01000 [ 1347.855647][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.855687][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.855754][ T32] r5:85c39b8c r4:85c39800 [ 1347.855810][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.855877][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.855900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.855969][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.856026][ T32] r4:846ded80 [ 1347.856057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.856105][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.856128][ T32] r4:00000001 [ 1347.856147][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.856200][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.856254][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.856535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1347.857251][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.857542][ T32] r5:00001000 r4:eb02f000 ** 6 printk messages dropped ** [ 1347.857803][ T32] r10:61c88647 r9:85935400 r8:8598df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1347.858684][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.859247][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1347.859625][ T32] r5:00001000 r4:ecf01000 ** 7 printk messages dropped ** [ 1347.859991][ T32] r4:846ded80 ** 11 printk messages dropped ** [ 1347.860390][ T32] INFO: task kworker/0:488:5851 blocked for more than 474 seconds. ** 13 printk messages dropped ** [ 1347.861056][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1347.861403][ T32] r5:00001000 r4:ebaaf000 ** 4 printk messages dropped ** [ 1347.861627][ T32] r7:dddced80 r6:83018000 r5:85349f8c r4:85861300 ** 10 printk messages dropped ** [ 1347.862023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.862071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.862103][ T32] r4:85808d40 [ 1347.884848][ T32] INFO: task kworker/0:488:5851 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.885096][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.885276][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.885401][ T32] Call trace: [ 1347.885466][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.885567][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.885631][ T32] r4:00000000 [ 1347.885678][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.885760][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.885819][ T32] 5d20: aedac000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.885876][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.885927][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.886003][ T32] r5:80000013 r4:80239bb0 [ 1347.886048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.886135][ T32] r4:82ac11e4 [ 1347.886174][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.886252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.886296][ T32] r4:e05e5dc0 [ 1347.886333][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.886656][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1347.887488][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1347.888191][ T32] task:kworker/1:864 state:D stack:0 pid:5854 tgid:5854 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1347.889563][ T32] r5:00001000 r4:eaca9000 ** 2 printk messages dropped ** [ 1347.889806][ T32] r5:858c8f8c r4:858c8c00 ** 9 printk messages dropped ** [ 1347.890455][ T32] Exception stack(0xec889fb0 to 0xec889ff8) ** 17 printk messages dropped ** [ 1347.914491][ T32] r5:80000013 r4:80239bb0 ** 16 printk messages dropped ** [ 1347.915702][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 11 printk messages dropped ** [ 1347.916446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 16 printk messages dropped ** [ 1347.917633][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1347.918248][ T32] r5:00001000 r4:eb7cf000 [ 1347.918290][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.918358][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.918432][ T32] r5:858ca78c r4:858ca400 [ 1347.918468][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.918545][ T32] r7:ddde2d80 r6:83018200 r5:858ca78c r4:8581d100 [ 1347.918584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.918666][ T32] r10:61c88647 r9:85940000 r8:8581d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.918707][ T32] r4:8581d100 [ 1347.918745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.918842][ T32] r10:00000000 r9:8581d100 r8:8027f5e8 r7:ec89de60 r6:85861480 r5:85940000 [ 1347.918901][ T32] r4:00000001 [ 1347.918977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.919045][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1347.919100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.919153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.919203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.919255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.919296][ T32] r4:84b9e040 [ 1347.920202][ T32] INFO: task kworker/1:865:5856 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1347.920266][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.920384][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.920465][ T32] Call trace: [ 1347.920518][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1347.920622][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1347.920694][ T32] r4:00000000 [ 1347.920788][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.920878][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1347.920946][ T32] 5d20: aefb9000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1347.921004][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1347.921067][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1347.921116][ T32] r5:80000013 r4:80239bb0 [ 1347.921156][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.921228][ T32] r4:82ac11e4 [ 1347.921265][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.921338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1347.921379][ T32] r4:e05e5dc0 [ 1347.921416][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1347.945874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1347.946729][ T32] r4:84a7de40 ** 9 printk messages dropped ** [ 1347.947503][ T32] r4:85941800 ** 8 printk messages dropped ** [ 1347.948189][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.948640][ T32] r5:00001000 r4:eb1c3000 ** 6 printk messages dropped ** [ 1347.949132][ T32] r10:61c88647 r9:85941800 r8:8581d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1347.951001][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.951772][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1347.974476][ T32] r5:00001000 r4:ecf01000 ** 9 printk messages dropped ** [ 1347.975270][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 17 printk messages dropped ** [ 1347.976380][ T32] r4:85940c00 ** 7 printk messages dropped ** [ 1347.976909][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.977360][ T32] r5:00001000 r4:eb5dd000 ** 6 printk messages dropped ** [ 1347.977851][ T32] r10:61c88647 r9:85940c00 r8:8581d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1347.979622][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1347.980438][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1347.981148][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.981241][ T32] r5:85c39b8c r4:85c39800 [ 1347.981305][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.981415][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1347.981461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.981547][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.981591][ T32] r4:846ded80 [ 1347.981630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.981718][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1347.981766][ T32] r4:00000001 [ 1347.981814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.981889][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1347.981945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.982038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.982103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.982258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.002946][ T32] r4:84a7de40 [ 1348.003048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.003124][ T32] INFO: task kworker/1:868:5862 blocked for more than 474 seconds. [ 1348.003190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.003240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.003282][ T32] task:kworker/1:868 state:D stack:0 pid:5862 tgid:5862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.003433][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.003562][ T32] Call trace: [ 1348.003664][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.003775][ T32] r10:829188dc r9:ec8b9d84 r8:00000002 r7:60000113 r6:ec8b9d8c r5:85942400 [ 1348.003827][ T32] r4:85942400 [ 1348.003870][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.003952][ T32] r5:85942400 r4:829188d8 [ 1348.003995][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.004086][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.004180][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b9e08 [ 1348.004231][ T32] r4:00000000 [ 1348.004275][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.004370][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.004460][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.004548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9e640 [ 1348.004597][ T32] r4:00000000 [ 1348.004645][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.004741][ T32] r9:83018205 r8:85942400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.004786][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.004871][ T32] r5:00001000 r4:eb677000 [ 1348.004923][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.005195][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1348.006069][ T32] r4:84b9e2c0 ** 8 printk messages dropped ** [ 1348.007642][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 11 printk messages dropped ** [ 1348.008374][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.009050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1348.009964][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1348.010772][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.011567][ T32] r5:00001000 r4:eb787000 ** 3 printk messages dropped ** [ 1348.011833][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1348.044720][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.045617][ T32] r4:82ac11e4 [ 1348.045680][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.045787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.045841][ T32] r4:e05e5dc0 [ 1348.045885][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.046014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.046071][ T32] r4:00000000 [ 1348.046142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.046236][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.046297][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.046380][ T32] r5:00001000 r4:ecf01000 [ 1348.046437][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.046532][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.046634][ T32] r5:85c39b8c r4:85c39800 [ 1348.046680][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.046782][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.046852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.046971][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.047040][ T32] r4:846ded80 [ 1348.047112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.047227][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.047303][ T32] r4:00000001 [ 1348.047357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.047424][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.047477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.047540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.047600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.047661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.047707][ T32] r4:84a7de40 [ 1348.047776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.047852][ T32] INFO: task kworker/1:870:5866 blocked for more than 474 seconds. [ 1348.047926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.047977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.048018][ T32] task:kworker/1:870 state:D stack:0 pid:5866 tgid:5866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.048116][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.048224][ T32] Call trace: [ 1348.048286][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.048405][ T32] r10:829188dc r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:85943c00 ** 8 printk messages dropped ** [ 1348.049061][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.049567][ T32] r5:00001000 r4:eb801000 ** 6 printk messages dropped ** [ 1348.050145][ T32] r10:61c88647 r9:85943c00 r8:8581d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1348.051902][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 18 printk messages dropped ** [ 1348.076798][ T32] r5:00001000 r4:ecf01000 ** 10 printk messages dropped ** [ 1348.077583][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1348.078307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 17 printk messages dropped ** [ 1348.079742][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1348.080335][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1348.103433][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.104534][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1348.105516][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1348.105812][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.105857][ T32] r4:846ded80 [ 1348.105898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.106035][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.106098][ T32] r4:00000001 [ 1348.106141][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.106222][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.106293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.106352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.106406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.106461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.106502][ T32] r4:84a7de40 [ 1348.106546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.106603][ T32] INFO: task kworker/1:872:5870 blocked for more than 474 seconds. [ 1348.106662][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.106709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.106749][ T32] task:kworker/1:872 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.106863][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.106980][ T32] Call trace: [ 1348.107083][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.107170][ T32] r10:829188dc r9:ec8d9d84 r8:00000002 r7:60000113 r6:ec8d9d8c r5:85945400 [ 1348.107214][ T32] r4:85945400 [ 1348.107253][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.107324][ T32] r5:85945400 r4:829188d8 [ 1348.107362][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.107495][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.107594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1348.107639][ T32] r4:00000000 [ 1348.107677][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.107792][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.107901][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.107986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c90c0 [ 1348.108047][ T32] r4:00000000 [ 1348.108098][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.108196][ T32] r9:83018205 r8:85945400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1348.108242][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.108317][ T32] r5:00001000 r4:eb2b7000 [ 1348.108374][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.108450][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.108528][ T32] r5:858cc38c r4:858cc000 [ 1348.108581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.108667][ T32] r7:ddde2d80 r6:83018200 r5:858cc38c r4:8581d400 [ 1348.108708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.108799][ T32] r10:61c88647 r9:85945400 r8:8581d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.108868][ T32] r4:8581d400 [ 1348.108917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.109003][ T32] r10:00000000 r9:8581d400 r8:8027f5e8 r7:ec8d1e60 r6:85861800 r5:85945400 [ 1348.109053][ T32] r4:00000001 [ 1348.109102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.109170][ T32] Exception stack(0xec8d9fb0 to 0xec8d9ff8) [ 1348.109223][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.109278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.109349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.109410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.109453][ T32] r4:84b9e800 [ 1348.110350][ T32] INFO: task kworker/1:872:5870 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.110422][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.110546][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.110639][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.110811][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1348.111349][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1348.111588][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1348.142976][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.143322][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.143655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.144297][ T32] r10:829188dc r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:85946000 ** 6 printk messages dropped ** [ 1348.144674][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.144903][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.145047][ T32] r5:00001000 r4:eb97b000 ** 3 printk messages dropped ** [ 1348.145296][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.145876][ T32] Exception stack(0xec8e1fb0 to 0xec8e1ff8) ** 6 printk messages dropped ** [ 1348.147047][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.148061][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1348.148232][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.148730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.149200][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1348.149579][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1348.150041][ T32] r10:829188dc r9:ec8e9d84 r8:00000002 r7:60000113 r6:ec8e9d8c r5:85946c00 ** 8 printk messages dropped ** [ 1348.150516][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.150823][ T32] r5:00001000 r4:eb99f000 [ 1348.150844][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.151024][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.151566][ T32] Exception stack(0xec8e9fb0 to 0xec8e9ff8) ** 6 printk messages dropped ** [ 1348.173127][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1348.173378][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.173408][ T32] r4:00000000 [ 1348.173431][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.173472][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.173750][ T32] 5d20: b0423000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.173829][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.173986][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.174066][ T32] r5:80000013 r4:80239bb0 [ 1348.174220][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.174302][ T32] r4:82ac11e4 [ 1348.174327][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.174466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.174508][ T32] r4:e05e5dc0 [ 1348.174552][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.174632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.174659][ T32] r4:00000000 [ 1348.174680][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.174767][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.174795][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.174844][ T32] r5:00001000 r4:ecf01000 [ 1348.175367][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.175475][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.175529][ T32] r5:85c39b8c r4:85c39800 [ 1348.175580][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.175631][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.175676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.175728][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.175755][ T32] r4:846ded80 [ 1348.175800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.175883][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.175908][ T32] r4:00000001 [ 1348.175953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.175993][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.176021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.176051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.176086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.176207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.176246][ T32] r4:84a7de40 [ 1348.176301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.176361][ T32] INFO: task kworker/1:875:5876 blocked for more than 474 seconds. [ 1348.176413][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.176461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.176538][ T32] task:kworker/1:875 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.176617][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.176674][ T32] Call trace: [ 1348.176736][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.176811][ T32] r10:829188dc r9:ec831d84 r8:00000002 r7:60000113 r6:ec831d8c r5:85948c00 [ 1348.176843][ T32] r4:85948c00 [ 1348.176865][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.176922][ T32] r5:85948c00 r4:829188d8 [ 1348.176958][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.177000][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.177070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 ** 7 printk messages dropped ** [ 1348.177403][ T32] r9:83018205 r8:85948c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 1 printk messages dropped ** [ 1348.177495][ T32] r5:00001000 r4:dfb61000 ** 3 printk messages dropped ** [ 1348.177744][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.178177][ T32] Exception stack(0xec831fb0 to 0xec831ff8) ** 6 printk messages dropped ** [ 1348.178785][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.179551][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1348.180223][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.180769][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.181177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.181908][ T32] r10:829188dc r9:ec835d84 r8:00000002 r7:60000013 r6:ec835d8c r5:85949800 ** 8 printk messages dropped ** [ 1348.209956][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.210564][ T32] r5:00001000 r4:eaa3d000 [ 1348.210617][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.210808][ T32] r7:ddde2d80 r6:83018200 r5:858cbf8c r4:8581d600 ** 12 printk messages dropped ** [ 1348.211264][ T32] r4:84b9ef40 ** 8 printk messages dropped ** [ 1348.222832][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 9 printk messages dropped ** [ 1348.223483][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1348.224107][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.224845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1348.226053][ T32] r4:85952400 ** 5 printk messages dropped ** [ 1348.226288][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.226721][ T32] r9:83018205 r8:85952400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 1 printk messages dropped ** [ 1348.226823][ T32] r5:00001000 r4:eaee7000 [ 1348.226949][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.227024][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.227076][ T32] r5:858c7f8c r4:858c7c00 [ 1348.227101][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.227148][ T32] r7:ddde2d80 r6:83018200 r5:858c7f8c r4:8581d680 [ 1348.227190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.227240][ T32] r10:61c88647 r9:85952400 r8:8581d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.227298][ T32] r4:8581d680 [ 1348.227381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.227429][ T32] r10:00000000 r9:8581d680 r8:8027f5e8 r7:ec8d9e60 r6:8581d700 r5:85952400 [ 1348.227494][ T32] r4:00000001 [ 1348.227518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.227579][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1348.227611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.227664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.227695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.227725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.227769][ T32] r4:8580c600 [ 1348.228269][ T32] INFO: task kworker/1:877:5880 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.228307][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.228595][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.228643][ T32] Call trace: [ 1348.228697][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.228749][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.228773][ T32] r4:00000000 [ 1348.228817][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.228860][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.228889][ T32] 5d20: b0b90000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.228918][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.228968][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.228996][ T32] r5:80000013 r4:80239bb0 [ 1348.229051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.229106][ T32] r4:82ac11e4 [ 1348.229128][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.229170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.229218][ T32] r4:e05e5dc0 [ 1348.229242][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.229285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.229331][ T32] r4:00000000 [ 1348.229355][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.229399][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.229421][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.229487][ T32] r5:00001000 r4:ecf01000 [ 1348.229510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.229550][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.229595][ T32] r5:85c39b8c r4:85c39800 [ 1348.229617][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.229665][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.229686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.229756][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.229783][ T32] r4:846ded80 [ 1348.229832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.229881][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.229904][ T32] r4:00000001 [ 1348.229923][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.229957][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.230051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.230114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.230146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.230175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.230221][ T32] r4:84a7de40 [ 1348.230246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.230273][ T32] INFO: task kworker/1:878:5882 blocked for more than 474 seconds. [ 1348.230306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.230332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.230353][ T32] task:kworker/1:878 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.230399][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.230441][ T32] Call trace: [ 1348.230471][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.230564][ T32] r10:829188dc r9:ec849d84 r8:00000002 r7:60000013 r6:ec849d8c r5:85956c00 [ 1348.230665][ T32] r4:85956c00 [ 1348.230689][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.230736][ T32] r5:85956c00 r4:829188d8 [ 1348.230758][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.230796][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.230840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 [ 1348.230861][ T32] r4:00000000 [ 1348.230880][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.230916][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.230997][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1348.231087][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.231242][ T32] r5:00001000 r4:eb3e5000 [ 1348.231266][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.231367][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.231757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.253356][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1348.253694][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1348.254167][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1348.254826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.255387][ T32] r10:829188dc r9:ec855d84 r8:00000002 r7:60000013 r6:ec855d8c r5:85956000 ** 8 printk messages dropped ** [ 1348.255692][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.255944][ T32] r5:00001000 r4:eb763000 [ 1348.256063][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.256108][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.256150][ T32] r5:858cd38c r4:858cd000 [ 1348.256170][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.256214][ T32] r7:ddde2d80 r6:83018200 r5:858cd38c r4:8581d780 [ 1348.256235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.256280][ T32] r10:61c88647 r9:85956000 r8:8581d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.256302][ T32] r4:8581d780 [ 1348.256321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.256363][ T32] r10:00000000 r9:8581d780 r8:8027f5e8 r7:ec849e60 r6:8581d900 r5:85956000 [ 1348.256386][ T32] r4:00000001 [ 1348.256405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.256438][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1348.256465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.256520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.256560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.256591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.256613][ T32] r4:846c9080 [ 1348.257032][ T32] INFO: task kworker/1:879:5884 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.257075][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.257148][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.257221][ T32] Call trace: [ 1348.257283][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.257354][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.257383][ T32] r4:00000000 [ 1348.257404][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.257460][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.257494][ T32] 5d20: b0ecb000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.257523][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.257572][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.257600][ T32] r5:80000013 r4:80239bb0 [ 1348.257620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.257661][ T32] r4:82ac11e4 [ 1348.257681][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.257723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.257747][ T32] r4:e05e5dc0 [ 1348.257765][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.257830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.257857][ T32] r4:00000000 [ 1348.257877][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.257920][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.257942][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.258043][ T32] r5:00001000 r4:ecf01000 [ 1348.258091][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.258159][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.258224][ T32] r5:85c39b8c r4:85c39800 [ 1348.258339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.258487][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1348.258886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.259501][ T32] r4:856ee000 ** 10 printk messages dropped ** [ 1348.260128][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.260319][ T32] r5:00001000 r4:eb50f000 ** 2 printk messages dropped ** [ 1348.260508][ T32] r5:858ccb8c r4:858cc800 ** 9 printk messages dropped ** [ 1348.260815][ T32] Exception stack(0xec869fb0 to 0xec869ff8) ** 11 printk messages dropped ** [ 1348.261784][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.289701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 17 printk messages dropped ** [ 1348.290689][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 11 printk messages dropped ** [ 1348.291229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1348.291984][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f1e08 ** 9 printk messages dropped ** [ 1348.305769][ T32] r5:00001000 r4:eb6bf000 [ 1348.305793][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.305916][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.306391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.307495][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.307679][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 14 printk messages dropped ** [ 1348.308190][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1348.309023][ T32] INFO: task kworker/1:882:5890 blocked for more than 474 seconds. ** 13 printk messages dropped ** [ 1348.310078][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.310647][ T32] r5:00001000 r4:eb71f000 [ 1348.310667][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.310706][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.310747][ T32] r5:858cd78c r4:858cd400 [ 1348.310766][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.310838][ T32] r7:ddde2d80 r6:83018200 r5:858cd78c r4:8581da80 [ 1348.310863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.310908][ T32] r10:61c88647 r9:85939800 r8:8581daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.310943][ T32] r4:8581da80 [ 1348.310967][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.311012][ T32] r10:00000000 r9:8581da80 r8:8027f5e8 r7:ec855e60 r6:8581db80 r5:85939800 [ 1348.311047][ T32] r4:00000001 [ 1348.311074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.311111][ T32] Exception stack(0xec621fb0 to 0xec621ff8) [ 1348.311138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.311167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.311205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.311237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.311260][ T32] r4:846c93c0 [ 1348.311572][ T32] INFO: task kworker/1:882:5890 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.311607][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.311765][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.311811][ T32] Call trace: [ 1348.311866][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.311915][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.311939][ T32] r4:00000000 [ 1348.311959][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.312022][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.312060][ T32] 5d20: b15a5000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.312090][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.312117][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.332766][ T32] r5:80000013 r4:80239bb0 [ 1348.332899][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.332975][ T32] r4:82ac11e4 [ 1348.333006][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.333104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.333152][ T32] r4:e05e5dc0 [ 1348.333196][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.333293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.333349][ T32] r4:00000000 [ 1348.333376][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.333427][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.333450][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.333527][ T32] r5:00001000 r4:ecf01000 [ 1348.333553][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.333595][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.333652][ T32] r5:85c39b8c r4:85c39800 [ 1348.333677][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.333729][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.333766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.333824][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.333848][ T32] r4:846ded80 [ 1348.333868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.333914][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.333937][ T32] r4:00000001 [ 1348.333999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.334084][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.334120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.334151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.334301][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1348.334560][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.335062][ T32] r5:85938000 r4:829188d8 ** 5 printk messages dropped ** [ 1348.335255][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.335527][ T32] r5:00001000 r4:eb9d1000 [ 1348.335571][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.335698][ T32] r5:858cef8c r4:858cec00 ** 3 printk messages dropped ** [ 1348.335838][ T32] r10:61c88647 r9:85938000 r8:8581dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.336139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1348.337115][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1348.337678][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.337858][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1348.338247][ T32] r5:00001000 r4:ecf01000 ** 5 printk messages dropped ** [ 1348.338459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.338746][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 6 printk messages dropped ** [ 1348.339008][ T32] INFO: task kworker/1:884:5894 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.339404][ T32] r4:8593a400 ** 4 printk messages dropped ** [ 1348.339649][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 ** 9 printk messages dropped ** [ 1348.340111][ T32] r5:00001000 r4:eb8b5000 [ 1348.340130][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.340296][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.340656][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) ** 6 printk messages dropped ** [ 1348.341247][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.341335][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.341382][ T32] Call trace: [ 1348.341413][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.341459][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.341483][ T32] r4:00000000 [ 1348.341504][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.341540][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.341568][ T32] 5d20: b1922000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.341597][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.341622][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.341646][ T32] r5:80000013 r4:80239bb0 [ 1348.341667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.341705][ T32] r4:82ac11e4 [ 1348.341725][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.341766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.341789][ T32] r4:e05e5dc0 [ 1348.341820][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.341889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.341916][ T32] r4:00000000 [ 1348.341938][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.342024][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.342074][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.356961][ T32] r5:00001000 r4:ecf01000 [ 1348.357076][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.357201][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.357297][ T32] r5:85c39b8c r4:85c39800 [ 1348.357348][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.357443][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.357488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.357598][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.357651][ T32] r4:846ded80 [ 1348.357695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.357779][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.357844][ T32] r4:00000001 [ 1348.357890][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.357997][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.358075][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.358134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.358202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.358279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.358330][ T32] r4:84a7de40 [ 1348.358381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.358442][ T32] INFO: task kworker/1:885:5896 blocked for more than 474 seconds. [ 1348.358505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.358552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.358592][ T32] task:kworker/1:885 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.358710][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.358807][ T32] Call trace: [ 1348.358894][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.358997][ T32] r10:829188dc r9:ec901d84 r8:00000002 r7:60000013 r6:ec901d8c r5:8593c800 [ 1348.359047][ T32] r4:8593c800 [ 1348.359095][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.359195][ T32] r5:8593c800 r4:829188d8 [ 1348.359242][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.359337][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.359426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1348.359487][ T32] r4:00000000 [ 1348.359531][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.359620][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.359701][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.359779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c9e40 [ 1348.359866][ T32] r4:00000000 [ 1348.359914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.360018][ T32] r9:83018205 r8:8593c800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1348.360099][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.360183][ T32] r5:00001000 r4:eb8fb000 [ 1348.360242][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.360324][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.360406][ T32] r5:858ce38c r4:858ce000 [ 1348.360446][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.360547][ T32] r7:ddde2d80 r6:83018200 r5:858ce38c r4:8581dd80 [ 1348.360613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.360704][ T32] r10:61c88647 r9:8593c800 r8:8581ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.360750][ T32] r4:8581dd80 [ 1348.360791][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.360881][ T32] r10:00000000 r9:8581dd80 r8:8027f5e8 r7:ec8f9e60 r6:8581df00 r5:8593c800 [ 1348.360928][ T32] r4:00000001 [ 1348.360993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.361070][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1348.361150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.361213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.361367][ T32] r4:846c9d00 ** 5 printk messages dropped ** [ 1348.380249][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1348.380597][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1348.380737][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.381247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.381606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.381847][ T32] task:kworker/1:886 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.393171][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.393477][ T32] r5:00001000 r4:eb94f000 [ 1348.393498][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.393780][ T32] r7:ddde2d80 r6:83018200 r5:858ce78c r4:8581de80 ** 9 printk messages dropped ** [ 1348.394243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.394270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.394299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.394322][ T32] r4:846c9c00 [ 1348.394817][ T32] INFO: task kworker/1:886:5898 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.394854][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.394955][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.395005][ T32] Call trace: [ 1348.395062][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.395114][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.395139][ T32] r4:00000000 [ 1348.395185][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.395250][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.395289][ T32] 5d20: b1f11000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.395320][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.395395][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.395449][ T32] r5:80000013 r4:80239bb0 [ 1348.395473][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.395519][ T32] r4:82ac11e4 [ 1348.395542][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.395583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.395606][ T32] r4:e05e5dc0 [ 1348.395710][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.395773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.395801][ T32] r4:00000000 [ 1348.395823][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.395868][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.395891][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.395932][ T32] r5:00001000 r4:ecf01000 [ 1348.395951][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.395990][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.396030][ T32] r5:85c39b8c r4:85c39800 [ 1348.396050][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.396104][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.396126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.396248][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.396277][ T32] r4:846ded80 [ 1348.396297][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.396343][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.396366][ T32] r4:00000001 [ 1348.396386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.396446][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.396479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.396508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.396612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.396659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.396748][ T32] r4:84a7de40 [ 1348.396785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.396819][ T32] INFO: task kworker/1:887:5901 blocked for more than 474 seconds. [ 1348.396858][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1348.397372][ T32] r10:829188dc r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:8593d400 ** 8 printk messages dropped ** [ 1348.397795][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.398199][ T32] r5:00001000 r4:eb971000 [ 1348.398236][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.398327][ T32] r5:858cdb8c r4:858cd800 ** 3 printk messages dropped ** [ 1348.398455][ T32] r10:61c88647 r9:8593d400 r8:84a7712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.398827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.399618][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1348.399930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1348.400482][ T32] r5:85c39b8c r4:85c39800 ** 5 printk messages dropped ** [ 1348.400662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1348.400956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1348.401499][ T32] r4:8593e000 ** 4 printk messages dropped ** [ 1348.401724][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 ** 8 printk messages dropped ** [ 1348.423252][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.423459][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.423864][ T32] r10:00000000 r9:84a77080 r8:8027f5e8 r7:ec8f9e60 r6:84a77180 r5:8593e000 ** 9 printk messages dropped ** [ 1348.424645][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.425403][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.425612][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.425914][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.426306][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.426450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.426477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.426518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.426555][ T32] r4:84a7de40 [ 1348.426580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.426685][ T32] INFO: task kworker/1:889:5904 blocked for more than 474 seconds. [ 1348.426724][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.426900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.426927][ T32] task:kworker/1:889 state:D stack:0 pid:5904 tgid:5904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.426979][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.427038][ T32] Call trace: [ 1348.427151][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.427211][ T32] r10:829188dc r9:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:8594a400 [ 1348.427235][ T32] r4:8594a400 [ 1348.427255][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.427307][ T32] r5:8594a400 r4:829188d8 [ 1348.427357][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.427402][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.427447][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 1348.427470][ T32] r4:00000000 [ 1348.427489][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.427527][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.427563][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.427604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c7ac0 [ 1348.427654][ T32] r4:00000000 [ 1348.427680][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.427758][ T32] r9:83018205 r8:8594a400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1348.427799][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.427845][ T32] r5:00001000 r4:ebb5f000 [ 1348.427865][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.427903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.427968][ T32] r5:858d438c r4:858d4000 [ 1348.428026][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.428083][ T32] r7:ddde2d80 r6:83018200 r5:858d438c r4:84a77200 [ 1348.428106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.428151][ T32] r10:61c88647 r9:8594a400 r8:84a7722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.428174][ T32] r4:84a77200 [ 1348.428195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.428238][ T32] r10:00000000 r9:84a77200 r8:8027f5e8 r7:ec90de60 r6:85861a80 r5:8594a400 [ 1348.428260][ T32] r4:00000001 [ 1348.428279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.428312][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1348.428339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.428367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.428394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.428422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.428518][ T32] r4:846c7380 [ 1348.428840][ T32] INFO: task kworker/1:889:5904 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.428875][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.428933][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.429034][ T32] Call trace: [ 1348.429076][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.429126][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.429192][ T32] r4:00000000 [ 1348.429225][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.429267][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.429296][ T32] 5d20: b2209000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.429324][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 5 printk messages dropped ** [ 1348.429587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 11 printk messages dropped ** [ 1348.430229][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.430525][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1348.430812][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.431284][ T32] r4:8594b000 ** 4 printk messages dropped ** [ 1348.431472][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 ** 9 printk messages dropped ** [ 1348.431846][ T32] r5:00001000 r4:ebadf000 [ 1348.431866][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.432104][ T32] r7:ddde2d80 r6:83018200 r5:858ceb8c r4:84a77280 ** 7 printk messages dropped ** [ 1348.463143][ T32] Exception stack(0xec919fb0 to 0xec919ff8) ** 6 printk messages dropped ** [ 1348.463903][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.464529][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.464631][ T32] r4:e05e5dc0 [ 1348.464656][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.464749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.464804][ T32] r4:00000000 [ 1348.464832][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.464878][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.464924][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.464971][ T32] r5:00001000 r4:ecf01000 [ 1348.464991][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.465031][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.465079][ T32] r5:85c39b8c r4:85c39800 [ 1348.465101][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.465147][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.465197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.465248][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.465271][ T32] r4:846ded80 [ 1348.465290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.465367][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.465397][ T32] r4:00000001 [ 1348.465417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.465482][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.465513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.465543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.465603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.465635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.465687][ T32] r4:84a7de40 [ 1348.465712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.465761][ T32] INFO: task kworker/0:489:5910 blocked for more than 474 seconds. [ 1348.465796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.465822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.465845][ T32] task:kworker/0:489 state:D stack:0 pid:5910 tgid:5910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.465891][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.465933][ T32] Call trace: [ 1348.466019][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.466114][ T32] r10:829188dc r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:8594d400 [ 1348.466140][ T32] r4:8594d400 [ 1348.466162][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.466201][ T32] r5:8594d400 r4:829188d8 [ 1348.466221][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.466261][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.466305][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1348.466327][ T32] r4:00000000 [ 1348.466347][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.466400][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.466440][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.466509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac5c80 [ 1348.466537][ T32] r4:00000000 [ 1348.466574][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.466621][ T32] r9:83018005 r8:8594d400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1348.466643][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.466683][ T32] r5:00001000 r4:ec49d000 [ 1348.466729][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.466824][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.466871][ T32] r5:8534af8c r4:8534ac00 [ 1348.466896][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.466945][ T32] r7:dddced80 r6:83018000 r5:8534af8c r4:85861c00 [ 1348.466967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.467013][ T32] r10:61c88647 r9:8594d400 r8:85861c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.467036][ T32] r4:85861c00 [ 1348.467063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.467109][ T32] r10:00000000 r9:85861c00 r8:8027f5e8 r7:eb6a5e60 r6:85861c80 r5:8594d400 [ 1348.467131][ T32] r4:00000001 [ 1348.467150][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.467184][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) ** 3 printk messages dropped ** [ 1348.467330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.468151][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1348.468461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 9 printk messages dropped ** [ 1348.468833][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.469245][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.469501][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1348.469686][ T32] task:kworker/1:891 state:D stack:0 pid:5912 tgid:5912 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.470241][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.470497][ T32] r9:83018205 r8:8594e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 1 printk messages dropped ** [ 1348.470578][ T32] r5:00001000 r4:ebb03000 ** 3 printk messages dropped ** [ 1348.470732][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.471168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.471823][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1348.495706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 8 printk messages dropped ** [ 1348.495998][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.496524][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.496739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.497176][ T32] r10:829188dc r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:8594ec00 ** 8 printk messages dropped ** [ 1348.497508][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.497800][ T32] r5:00001000 r4:ebb1d000 [ 1348.497845][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.498043][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.498130][ T32] r7:ddde2d80 r6:83018200 r5:858cff8c r4:84a77380 [ 1348.498156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.498204][ T32] r10:61c88647 r9:8594ec00 r8:84a773ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.498227][ T32] r4:84a77380 [ 1348.498252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.498360][ T32] r10:00000000 r9:84a77380 r8:8027f5e8 r7:ec915e60 r6:85861d00 r5:8594ec00 [ 1348.498387][ T32] r4:00000001 [ 1348.498436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.498500][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1348.498532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.498589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.498651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.498712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.498769][ T32] r4:846c7980 [ 1348.499285][ T32] INFO: task kworker/1:892:5913 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.499325][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.499407][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.499454][ T32] Call trace: [ 1348.499647][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.499729][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.499757][ T32] r4:00000000 [ 1348.499777][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.499821][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.499850][ T32] 5d20: b2c7a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.499909][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.499939][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.499994][ T32] r5:80000013 r4:80239bb0 [ 1348.500022][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.500063][ T32] r4:82ac11e4 [ 1348.500084][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.500126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.500149][ T32] r4:e05e5dc0 [ 1348.500167][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.500235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.500275][ T32] r4:00000000 [ 1348.500312][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.500359][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.500392][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.500438][ T32] r5:00001000 r4:ecf01000 [ 1348.500457][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.500501][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.500543][ T32] r5:85c39b8c r4:85c39800 [ 1348.500563][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.500607][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.500627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.500672][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.500713][ T32] r4:846ded80 [ 1348.500765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.500823][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.500847][ T32] r4:00000001 [ 1348.500868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.500902][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.500929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.500985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.501048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.501081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.501104][ T32] r4:84a7de40 [ 1348.501124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.501172][ T32] INFO: task kworker/1:893:5915 blocked for more than 475 seconds. [ 1348.501203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.501255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.501293][ T32] task:kworker/1:893 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.501420][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.501466][ T32] Call trace: [ 1348.501531][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.501589][ T32] r10:829188dc r9:ec929d84 r8:00000002 r7:60000113 r6:ec929d8c r5:8594c800 [ 1348.501616][ T32] r4:8594c800 [ 1348.501659][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1348.501854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.502157][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.514580][ T32] r5:00001000 r4:ebc53000 [ 1348.514608][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.514712][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.515222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.516075][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1348.516241][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1348.516511][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.517015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.517350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.517795][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.518241][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.518714][ T32] r5:00001000 r4:ebb87000 [ 1348.518734][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.518901][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.519384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.520083][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.520248][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 11 printk messages dropped ** [ 1348.520719][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 1 printk messages dropped ** [ 1348.520783][ T32] r5:00001000 r4:ecf01000 [ 1348.520858][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.520971][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.521016][ T32] r5:85c39b8c r4:85c39800 [ 1348.521086][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.521135][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.521204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.521254][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.521279][ T32] r4:846ded80 [ 1348.521298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.521342][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.521364][ T32] r4:00000001 [ 1348.521416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.521454][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.521481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.521509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.521565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.521596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.521651][ T32] r4:84a7de40 [ 1348.521674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.521730][ T32] INFO: task kworker/1:895:5919 blocked for more than 475 seconds. [ 1348.521827][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.521916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.521953][ T32] task:kworker/1:895 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.522136][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.522187][ T32] Call trace: [ 1348.541896][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.541987][ T32] r10:829188dc r9:ec931d84 r8:00000002 r7:60000013 r6:ec931d8c r5:85948000 [ 1348.542108][ T32] r4:85948000 [ 1348.542142][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.542187][ T32] r5:85948000 r4:829188d8 [ 1348.542227][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.542283][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.542952][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1348.542987][ T32] r4:00000000 [ 1348.543008][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.543057][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.543095][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.543137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c7dc0 [ 1348.543160][ T32] r4:00000000 [ 1348.543180][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.543225][ T32] r9:83018205 r8:85948000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1348.543248][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.543291][ T32] r5:00001000 r4:ebb99000 [ 1348.543312][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.543349][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.543389][ T32] r5:858d4f8c r4:858d4c00 [ 1348.543408][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.543454][ T32] r7:ddde2d80 r6:83018200 r5:858d4f8c r4:84a77580 [ 1348.543475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.543520][ T32] r10:61c88647 r9:85948000 r8:84a775ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.543544][ T32] r4:84a77580 [ 1348.543584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.543635][ T32] r10:00000000 r9:84a77580 r8:8027f5e8 r7:ec929e60 r6:85861e80 r5:85948000 [ 1348.543685][ T32] r4:00000001 [ 1348.543720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.543760][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1348.543789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.543824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.543856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.543895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.543918][ T32] r4:846c7c40 [ 1348.544313][ T32] INFO: task kworker/1:895:5919 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 7 printk messages dropped ** [ 1348.544775][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1348.545085][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1348.545378][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1348.545824][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.546156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.546554][ T32] r10:829188dc r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:84803c00 ** 8 printk messages dropped ** [ 1348.546892][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.547206][ T32] r5:00001000 r4:ebbaf000 ** 2 printk messages dropped ** [ 1348.547311][ T32] r5:858d538c r4:858d5000 ** 3 printk messages dropped ** [ 1348.547474][ T32] r10:61c88647 r9:84803c00 r8:84a7752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.547815][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.548522][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1348.548807][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1348.549113][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.549143][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.549187][ T32] r5:00001000 r4:ecf01000 [ 1348.549211][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.549251][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.549291][ T32] r5:85c39b8c r4:85c39800 [ 1348.549311][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.549386][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.549413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.549518][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.549560][ T32] r4:846ded80 [ 1348.549612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.549691][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.549717][ T32] r4:00000001 [ 1348.549738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.549802][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.549851][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.549884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.549911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.549939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.549989][ T32] r4:84a7de40 [ 1348.550035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.550102][ T32] INFO: task kworker/1:897:5923 blocked for more than 475 seconds. [ 1348.550136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.550160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.550181][ T32] task:kworker/1:897 state:D stack:0 pid:5923 tgid:5923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.550225][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.550288][ T32] Call trace: [ 1348.550319][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.550363][ T32] r10:829188dc r9:ec939d84 r8:00000002 r7:60000013 r6:ec939d8c r5:850e0000 [ 1348.550386][ T32] r4:850e0000 [ 1348.550421][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.550465][ T32] r5:850e0000 r4:829188d8 [ 1348.550485][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.550536][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.550584][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 [ 1348.550606][ T32] r4:00000000 [ 1348.550625][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.550661][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.550698][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.550738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c7fc0 [ 1348.550789][ T32] r4:00000000 [ 1348.550817][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.550934][ T32] r9:83018205 r8:850e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.550961][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.551002][ T32] r5:00001000 r4:ebc17000 [ 1348.551023][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.551060][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.551114][ T32] r5:858d578c r4:858d5400 [ 1348.551137][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.551181][ T32] r7:ddde2d80 r6:83018200 r5:858d578c r4:84a77600 [ 1348.551201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.551244][ T32] r10:61c88647 r9:850e0000 r8:84a7762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.551266][ T32] r4:84a77600 [ 1348.551286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.551329][ T32] r10:00000000 r9:84a77600 r8:8027f5e8 r7:ec929e60 r6:85861f80 r5:850e0000 [ 1348.551351][ T32] r4:00000001 [ 1348.551370][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.551403][ T32] Exception stack(0xec939fb0 to 0xec939ff8) [ 1348.551428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.551456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.551512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.551544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.551567][ T32] r4:846c7d80 [ 1348.551817][ T32] INFO: task kworker/1:897:5923 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.551857][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.552002][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.552075][ T32] Call trace: [ 1348.552110][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.552157][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 2 printk messages dropped ** [ 1348.585364][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1348.586193][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1348.586630][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1348.587622][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.588263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.588624][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.588963][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.589538][ T32] r5:00001000 r4:ec487000 [ 1348.589563][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.589733][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.590608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.591704][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 2 printk messages dropped ** [ 1348.591859][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.591885][ T32] r5:80000013 r4:80239bb0 [ 1348.591938][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.591981][ T32] r4:82ac11e4 [ 1348.592001][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.592043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.592213][ T32] r4:e05e5dc0 [ 1348.601947][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.602190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.613010][ T32] r4:00000000 [ 1348.613056][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.613127][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.613152][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.613200][ T32] r5:00001000 r4:ecf01000 [ 1348.613220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.613259][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.613460][ T32] r5:85c39b8c r4:85c39800 [ 1348.613575][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.613629][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.613782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.613990][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.614039][ T32] r4:846ded80 [ 1348.614109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.614177][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.614202][ T32] r4:00000001 [ 1348.614304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.614351][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.614385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.614417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.614546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.614582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.614606][ T32] r4:84a7de40 [ 1348.614631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.614663][ T32] INFO: task kworker/1:899:5927 blocked for more than 475 seconds. [ 1348.614697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.614721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.614744][ T32] task:kworker/1:899 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.614880][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.614995][ T32] Call trace: [ 1348.615139][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1348.615221][ T32] r4:850e1800 [ 1348.615269][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.615326][ T32] r5:850e1800 r4:829188d8 [ 1348.615348][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.615449][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.615825][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1348.615869][ T32] r4:00000000 [ 1348.615897][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.615988][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.616032][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.616108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8f880 [ 1348.616135][ T32] r4:00000000 [ 1348.616162][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.616312][ T32] r9:83018205 r8:850e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.616338][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.616381][ T32] r5:00001000 r4:ebc6d000 [ 1348.616403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.616655][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.616705][ T32] r5:858d5f8c r4:858d5c00 [ 1348.616727][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.616774][ T32] r7:ddde2d80 r6:83018200 r5:858d5f8c r4:84a77780 [ 1348.616800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.616859][ T32] r10:61c88647 r9:850e1800 r8:84a777ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.616882][ T32] r4:84a77780 [ 1348.616950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.617002][ T32] r10:00000000 r9:84a77780 r8:8027f5e8 r7:ec93de60 r6:84abd080 r5:850e1800 [ 1348.617025][ T32] r4:00000001 [ 1348.617045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.617149][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1348.617188][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.617684][ T32] r4:846c7c40 ** 2 printk messages dropped ** [ 1348.618418][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.618973][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1348.619389][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.620256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.620621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.620852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.621349][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.621837][ T32] r9:83018205 r8:850e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 1 printk messages dropped ** [ 1348.621901][ T32] r5:00001000 r4:ec4cb000 ** 3 printk messages dropped ** [ 1348.622194][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.648253][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.648734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.650187][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.650911][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 11 printk messages dropped ** [ 1348.652191][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1348.667658][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.668653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.669917][ T32] r10:829188dc r9:ec911d84 r8:00000002 r7:60000113 r6:ec911d8c r5:850e3000 ** 4 printk messages dropped ** [ 1348.670468][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.670562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1348.670718][ T32] r4:00000000 [ 1348.670766][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.670949][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.671028][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.671175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e480 [ 1348.671227][ T32] r4:00000000 [ 1348.671356][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.671462][ T32] r9:83018205 r8:850e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1348.671533][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.671731][ T32] r5:00001000 r4:ec4b3000 [ 1348.671784][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.671870][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.672046][ T32] r5:858d678c r4:858d6400 [ 1348.672156][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.693005][ T32] r7:ddde2d80 r6:83018200 r5:858d678c r4:84a77800 [ 1348.693096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.693224][ T32] r10:61c88647 r9:850e3000 r8:84a7782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.693269][ T32] r4:84a77800 [ 1348.693338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.693434][ T32] r10:00000000 r9:84a77800 r8:8027f5e8 r7:ec945e60 r6:84abd180 r5:850e3000 [ 1348.693478][ T32] r4:00000001 [ 1348.693544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.693621][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1348.693678][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.693735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.693787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.693850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.693915][ T32] r4:84a7e240 [ 1348.694849][ T32] INFO: task kworker/1:901:5932 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.694929][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.695071][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.695209][ T32] Call trace: [ 1348.695276][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.695374][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.695425][ T32] r4:00000000 [ 1348.695468][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.695540][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.695594][ T32] 5d20: b47f0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.695665][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.695724][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.695788][ T32] r5:80000013 r4:80239bb0 [ 1348.695840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.695923][ T32] r4:82ac11e4 [ 1348.695962][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.696039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.696099][ T32] r4:e05e5dc0 [ 1348.696169][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.696269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 8 printk messages dropped ** [ 1348.696878][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1348.698165][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1348.699024][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.699721][ T32] r5:00001000 r4:ec51f000 [ 1348.699759][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.700191][ T32] r7:dddced80 r6:83018000 r5:8534b78c r4:84abd280 ** 7 printk messages dropped ** [ 1348.700916][ T32] Exception stack(0xec949fb0 to 0xec949ff8) ** 7 printk messages dropped ** [ 1348.702051][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.726317][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.726349][ T32] 5d20: b4b02000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.726379][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.726404][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.726428][ T32] r5:80000013 r4:80239bb0 [ 1348.726448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.726490][ T32] r4:82ac11e4 [ 1348.726510][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.726570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.726672][ T32] r4:e05e5dc0 [ 1348.726746][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.726794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.726820][ T32] r4:00000000 [ 1348.726849][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.726895][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.726917][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.726960][ T32] r5:00001000 r4:ecf01000 [ 1348.726981][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.727018][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.727061][ T32] r5:85c39b8c r4:85c39800 [ 1348.727082][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.727160][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.727186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.727233][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.727259][ T32] r4:846ded80 [ 1348.727280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.727324][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.727346][ T32] r4:00000001 [ 1348.727384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.727483][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.727516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.727545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.727773][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.728189][ T32] r5:850e4800 r4:829188d8 ** 5 printk messages dropped ** [ 1348.728432][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.728692][ T32] r5:00001000 r4:ec4e1000 [ 1348.728743][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.729161][ T32] r10:00000000 r9:84a77880 r8:8027f5e8 r7:ec945e60 r6:84abd300 r5:850e4800 ** 13 printk messages dropped ** [ 1348.730374][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1348.730766][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.731017][ T32] r4:00000000 [ 1348.731062][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.731115][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.731137][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.731179][ T32] r5:00001000 r4:ecf01000 [ 1348.731198][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.731237][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.731289][ T32] r5:85c39b8c r4:85c39800 [ 1348.731313][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.731359][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.731381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.731425][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.731448][ T32] r4:846ded80 [ 1348.731467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.731524][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.731635][ T32] r4:00000001 [ 1348.731660][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.731721][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.731816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.731849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.731933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.731966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.732011][ T32] r4:84a7de40 [ 1348.732035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.732082][ T32] INFO: task kworker/1:903:5938 blocked for more than 475 seconds. [ 1348.732124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.732206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.754687][ T32] task:kworker/1:903 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.754778][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.754863][ T32] Call trace: [ 1348.754901][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.754983][ T32] r10:829188dc r9:ec951d84 r8:00000002 r7:60000113 r6:ec951d8c r5:850e5400 [ 1348.755013][ T32] r4:850e5400 [ 1348.755050][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.755120][ T32] r5:850e5400 r4:829188d8 [ 1348.755148][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.755191][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.755237][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 [ 1348.755309][ T32] r4:00000000 [ 1348.755357][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.755399][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.755487][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.755534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7ec80 [ 1348.755557][ T32] r4:00000000 [ 1348.755603][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.755654][ T32] r9:83018205 r8:850e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1348.755676][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.755718][ T32] r5:00001000 r4:ec567000 [ 1348.755742][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.755789][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.755965][ T32] r10:61c88647 r9:850e5400 r8:84a7792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1348.757067][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1348.757409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 8 printk messages dropped ** [ 1348.757768][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1348.758213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1348.758512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1348.758941][ T32] r4:850e6000 ** 3 printk messages dropped ** [ 1348.759175][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.759727][ T32] r5:00001000 r4:ec4fb000 [ 1348.759750][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.760154][ T32] r10:00000000 r9:84a77a00 r8:8027f5e8 r7:ec951e60 r6:84abd400 r5:850e6000 ** 10 printk messages dropped ** [ 1348.760939][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.761358][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 11 printk messages dropped ** [ 1348.761818][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 7 printk messages dropped ** [ 1348.773825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.773879][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.773903][ T32] r4:846ded80 [ 1348.773936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.774018][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.774042][ T32] r4:00000001 [ 1348.774064][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.774109][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.774165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.774199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.774227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.774280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.774309][ T32] r4:84a7de40 [ 1348.774335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.774378][ T32] INFO: task kworker/1:905:5942 blocked for more than 475 seconds. [ 1348.774414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.774441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.774463][ T32] task:kworker/1:905 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.774554][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.774674][ T32] Call trace: [ 1348.774791][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.774846][ T32] r10:829188dc r9:ec959d84 r8:00000002 r7:60000013 r6:ec959d8c r5:850e6c00 [ 1348.774870][ T32] r4:850e6c00 [ 1348.774889][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.774954][ T32] r5:850e6c00 r4:829188d8 [ 1348.774979][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.775019][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.775092][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1348.775120][ T32] r4:00000000 [ 1348.775142][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.775181][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.775219][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.775261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e980 [ 1348.775283][ T32] r4:00000000 [ 1348.775303][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.775375][ T32] r9:83018205 r8:850e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1348.775404][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.775449][ T32] r5:00001000 r4:ec531000 [ 1348.775470][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.775508][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.775549][ T32] r5:858d778c r4:858d7400 [ 1348.775569][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.775638][ T32] r7:ddde2d80 r6:83018200 r5:858d778c r4:84a77a80 [ 1348.775664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.775710][ T32] r10:61c88647 r9:850e6c00 r8:84a77aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.775732][ T32] r4:84a77a80 [ 1348.775755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.775800][ T32] r10:00000000 r9:84a77a80 r8:8027f5e8 r7:ec951e60 r6:84abd480 r5:850e6c00 [ 1348.775835][ T32] r4:00000001 [ 1348.775935][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.775974][ T32] Exception stack(0xec959fb0 to 0xec959ff8) [ 1348.776012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.776046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.776076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.776111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.776133][ T32] r4:84a7e940 [ 1348.776613][ T32] INFO: task kworker/1:905:5942 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.776662][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.776724][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.776770][ T32] Call trace: [ 1348.776800][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.776847][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 5 printk messages dropped ** [ 1348.777039][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 14 printk messages dropped ** [ 1348.777761][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1348.778656][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1348.779350][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 ** 9 printk messages dropped ** [ 1348.779991][ T32] r5:00001000 r4:ec54f000 ** 7 printk messages dropped ** [ 1348.780444][ T32] r4:84a77b00 ** 9 printk messages dropped ** [ 1348.780859][ T32] r4:84a7e000 ** 8 printk messages dropped ** [ 1348.781647][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 14 printk messages dropped ** [ 1348.804124][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1348.805059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1348.806039][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1348.806726][ T32] r5:00001000 r4:ec57d000 [ 1348.806745][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.806892][ T32] r7:ddde2d80 r6:83018200 r5:858cfb8c r4:84a77980 ** 7 printk messages dropped ** [ 1348.807252][ T32] Exception stack(0xec961fb0 to 0xec961ff8) ** 4 printk messages dropped ** [ 1348.807419][ T32] r4:84a7ea80 [ 1348.807930][ T32] INFO: task kworker/1:907:5946 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.807967][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.808025][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.808159][ T32] Call trace: [ 1348.808266][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.808319][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.808380][ T32] r4:00000000 [ 1348.808405][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.808444][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.808473][ T32] 5d20: b5be5000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.808501][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.808526][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.808550][ T32] r5:80000013 r4:80239bb0 [ 1348.808570][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.808609][ T32] r4:82ac11e4 [ 1348.808641][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.808687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.808711][ T32] r4:e05e5dc0 [ 1348.808731][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.808772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.808794][ T32] r4:00000000 [ 1348.808813][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.808858][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.808885][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.809011][ T32] r5:00001000 r4:ecf01000 [ 1348.809035][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.809096][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.809146][ T32] r5:85c39b8c r4:85c39800 [ 1348.809168][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.809213][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.809235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.809281][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.809305][ T32] r4:846ded80 [ 1348.809324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.809369][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.809391][ T32] r4:00000001 [ 1348.809411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.809445][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.809471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.809499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.809525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.809552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.809574][ T32] r4:84a7de40 [ 1348.809607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.809655][ T32] INFO: task kworker/0:491:5947 blocked for more than 475 seconds. [ 1348.809688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.809712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.809734][ T32] task:kworker/0:491 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.809780][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.809843][ T32] Call trace: [ 1348.809874][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.809952][ T32] r10:829188dc r9:ec965d84 r8:00000002 r7:60000113 r6:ec965d8c r5:85871800 ** 5 printk messages dropped ** [ 1348.810390][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec965e08 ** 9 printk messages dropped ** [ 1348.811157][ T32] r5:00001000 r4:ec595000 ** 3 printk messages dropped ** [ 1348.811336][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1348.832968][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.833513][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1348.833890][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1348.834539][ T32] INFO: task kworker/1:908:5949 blocked for more than 475 seconds. ** 13 printk messages dropped ** [ 1348.835112][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.835497][ T32] r5:00001000 r4:eb0fb000 ** 1 printk messages dropped ** [ 1348.835554][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.835994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.836893][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.837121][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1348.837593][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1348.838107][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.838410][ T32] INFO: task kworker/1:909:5951 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1348.838663][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.838727][ T32] Call trace: [ 1348.838758][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.838802][ T32] r10:829188dc r9:ec971d84 r8:00000002 r7:60000013 r6:ec971d8c r5:85873c00 [ 1348.838825][ T32] r4:85873c00 [ 1348.838846][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.838886][ T32] r5:85873c00 r4:829188d8 [ 1348.838906][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.838978][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.839041][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1348.839091][ T32] r4:00000000 [ 1348.839115][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.839154][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.839190][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.839229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7eec0 [ 1348.839251][ T32] r4:00000000 [ 1348.839270][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.839317][ T32] r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1348.839340][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.839380][ T32] r5:00001000 r4:dfb85000 [ 1348.839399][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.839436][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.839476][ T32] r5:85a1c38c r4:85a1c000 [ 1348.839520][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.839573][ T32] r7:ddde2d80 r6:83018200 r5:85a1c38c r4:84a77c80 [ 1348.839595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.839711][ T32] r10:61c88647 r9:85873c00 r8:84a77cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.839793][ T32] r4:84a77c80 [ 1348.839817][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.839861][ T32] r10:00000000 r9:84a77c80 r8:8027f5e8 r7:ec969e60 r6:84abd780 r5:85873c00 [ 1348.839884][ T32] r4:00000001 [ 1348.839903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.839936][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 1348.839995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.840040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.840070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.840123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1348.840596][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.840914][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1348.841312][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.841558][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.841894][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.842060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.875048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.875413][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.875772][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1348.875890][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.876142][ T32] r4:84abd800 ** 7 printk messages dropped ** [ 1348.876366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.877140][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.877533][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1348.877769][ T32] r4:e05e5dc0 ** 5 printk messages dropped ** [ 1348.878053][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.878446][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.878740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1348.879008][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1348.879376][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.879505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7e3c0 ** 4 printk messages dropped ** [ 1348.879730][ T32] r5:00001000 r4:eade3000 ** 2 printk messages dropped ** [ 1348.879886][ T32] r5:85a1c78c r4:85a1c400 ** 2 printk messages dropped ** [ 1348.880040][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.880473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.880976][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.881071][ T32] Call trace: [ 1348.881108][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1348.881156][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1348.881180][ T32] r4:00000000 [ 1348.881200][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.881237][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1348.881277][ T32] 5d20: b6c16000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1348.881333][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1348.881364][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1348.881390][ T32] r5:80000013 r4:80239bb0 [ 1348.881411][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.881449][ T32] r4:82ac11e4 [ 1348.881469][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.881509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.881531][ T32] r4:e05e5dc0 [ 1348.881561][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.881605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.881629][ T32] r4:00000000 [ 1348.881649][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.881719][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.881746][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.881788][ T32] r5:00001000 r4:ecf01000 [ 1348.881828][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.881873][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.881916][ T32] r5:85c39b8c r4:85c39800 [ 1348.881936][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.882004][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.882026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.882074][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.882102][ T32] r4:846ded80 [ 1348.882122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.904224][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.904312][ T32] r4:00000001 [ 1348.904367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.904458][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.904542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.904598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.904629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.904659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.904683][ T32] r4:84a7de40 [ 1348.904707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.904737][ T32] INFO: task kworker/1:911:5958 blocked for more than 475 seconds. [ 1348.904803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.904832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.904856][ T32] task:kworker/1:911 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.904915][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.904994][ T32] Call trace: [ 1348.905030][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.905116][ T32] r10:829188dc r9:ec989d84 r8:00000002 r7:60000013 r6:ec989d8c r5:85875400 [ 1348.905145][ T32] r4:85875400 [ 1348.905166][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.905207][ T32] r5:85875400 r4:829188d8 [ 1348.905228][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.905292][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.905342][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 [ 1348.905366][ T32] r4:00000000 [ 1348.905385][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.905460][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.905503][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.905544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c95c0 [ 1348.905567][ T32] r4:00000000 [ 1348.905586][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.905631][ T32] r9:83018205 r8:85875400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1348.905652][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.905693][ T32] r5:00001000 r4:ec5a9000 [ 1348.905740][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.905809][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.905881][ T32] r5:85a1e38c r4:85a1e000 [ 1348.905906][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.905953][ T32] r7:ddde2d80 r6:83018200 r5:85a1e38c r4:84a77b80 [ 1348.906048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.906109][ T32] r10:61c88647 r9:85875400 r8:84a77bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.906133][ T32] r4:84a77b80 [ 1348.906153][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.906197][ T32] r10:00000000 r9:84a77b80 r8:8027f5e8 r7:ec969e60 r6:84abd980 r5:85875400 [ 1348.906219][ T32] r4:00000001 [ 1348.906238][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.906272][ T32] Exception stack(0xec989fb0 to 0xec989ff8) [ 1348.906299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.906328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.906354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.906382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.906404][ T32] r4:84916940 [ 1348.906882][ T32] INFO: task kworker/1:911:5958 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 1 printk messages dropped ** [ 1348.906974][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.907226][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1348.907399][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.907573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1348.907929][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 6 printk messages dropped ** [ 1348.908136][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1348.908240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.908269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.908296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.908324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.908347][ T32] r4:84a7de40 [ 1348.908367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.908416][ T32] INFO: task kworker/1:912:5959 blocked for more than 475 seconds. [ 1348.908448][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.908472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.908493][ T32] task:kworker/1:912 state:D stack:0 pid:5959 tgid:5959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.908537][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.908578][ T32] Call trace: [ 1348.908608][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.908651][ T32] r10:829188dc r9:ec98dd84 r8:00000002 r7:60000113 r6:ec98dd8c r5:85876000 [ 1348.908673][ T32] r4:85876000 [ 1348.908694][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.908733][ T32] r5:85876000 r4:829188d8 [ 1348.908753][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.908816][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.908866][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 [ 1348.908915][ T32] r4:00000000 [ 1348.908939][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.908977][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.909011][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.909052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c9740 [ 1348.909074][ T32] r4:00000000 [ 1348.909101][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.909146][ T32] r9:83018205 r8:85876000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1348.909167][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.909207][ T32] r5:00001000 r4:eb5d3000 [ 1348.909226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.909264][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.909303][ T32] r5:85a1d38c r4:85a1d000 [ 1348.909322][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.909364][ T32] r7:ddde2d80 r6:83018200 r5:85a1d38c r4:84a77e00 [ 1348.909384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.909428][ T32] r10:61c88647 r9:85876000 r8:84a77e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.909454][ T32] r4:84a77e00 [ 1348.909475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.909518][ T32] r10:00000000 r9:84a77e00 r8:8027f5e8 r7:ec989e60 r6:84abda00 r5:85876000 [ 1348.909542][ T32] r4:00000001 [ 1348.909561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.909594][ T32] Exception stack(0xec98dfb0 to 0xec98dff8) [ 1348.909619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.909647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.909673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.909725][ T32] r4:84916940 ** 4 printk messages dropped ** [ 1348.910281][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1348.910648][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.910763][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1348.911035][ T32] r5:00001000 r4:ecf01000 ** 4 printk messages dropped ** [ 1348.911267][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 2 printk messages dropped ** [ 1348.911412][ T32] r4:846ded80 [ 1348.911436][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.911481][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.911531][ T32] r4:00000001 [ 1348.911555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.911589][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.911616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.911645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.911699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.911731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.911753][ T32] r4:84a7de40 [ 1348.911773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.911797][ T32] INFO: task kworker/1:913:5961 blocked for more than 475 seconds. [ 1348.911824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.911848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.912008][ T32] task:kworker/1:913 state:D stack:0 pid:5961 tgid:5961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.912071][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.912122][ T32] Call trace: [ 1348.932713][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.932809][ T32] r10:829188dc r9:ec995d84 r8:00000002 r7:60000013 r6:ec995d8c r5:85878c00 [ 1348.932836][ T32] r4:85878c00 [ 1348.932864][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.932908][ T32] r5:85878c00 r4:829188d8 [ 1348.932929][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.932969][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.933013][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1348.933075][ T32] r4:00000000 [ 1348.933105][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.933164][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.933211][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.933255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846c95c0 [ 1348.933278][ T32] r4:00000000 [ 1348.933297][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.933344][ T32] r9:83018205 r8:85878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1348.933366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.933425][ T32] r5:00001000 r4:eb679000 [ 1348.933453][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.933493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.933535][ T32] r5:85a1cb8c r4:85a1c800 [ 1348.933555][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.933774][ T32] r10:00000000 r9:84a77f00 r8:8027f5e8 r7:ec989e60 r6:84abda80 r5:85878c00 ** 9 printk messages dropped ** [ 1348.934573][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.935062][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.935268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 7 printk messages dropped ** [ 1348.935520][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1348.935691][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1348.935953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.936260][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.936549][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.936871][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.936926][ T32] r5:00001000 r4:eb7ef000 ** 4 printk messages dropped ** [ 1348.937098][ T32] r7:ddde2d80 r6:83018200 r5:85a1d78c r4:84a77e80 ** 4 printk messages dropped ** [ 1348.937258][ T32] r10:00000000 r9:84a77e80 r8:8027f5e8 r7:ec989e60 r6:84abdb00 r5:85878000 ** 9 printk messages dropped ** [ 1348.937847][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.938316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1348.938448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1348.938472][ T32] r4:e05e5dc0 [ 1348.938492][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.938534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1348.938557][ T32] r4:00000000 [ 1348.938578][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.938622][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1348.938644][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.938685][ T32] r5:00001000 r4:ecf01000 [ 1348.938705][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.938744][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.938786][ T32] r5:85c39b8c r4:85c39800 [ 1348.938807][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.938853][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1348.938884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.938935][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.938960][ T32] r4:846ded80 [ 1348.938980][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.939025][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.939049][ T32] r4:00000001 [ 1348.939069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.939110][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.939138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.939178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.939211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.939241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.939273][ T32] r4:84a7de40 [ 1348.939297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.939323][ T32] INFO: task kworker/1:915:5966 blocked for more than 475 seconds. [ 1348.939350][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.939374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.939395][ T32] task:kworker/1:915 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.939440][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.939482][ T32] Call trace: [ 1348.939513][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.939559][ T32] r10:829188dc r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:8587b000 [ 1348.939584][ T32] r4:8587b000 [ 1348.939606][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.939647][ T32] r5:8587b000 r4:829188d8 [ 1348.939668][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.939708][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.939764][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1348.939792][ T32] r4:00000000 [ 1348.939813][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1348.939914][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.940195][ T32] r5:00001000 r4:eb863000 [ 1348.940219][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.940366][ T32] r7:ddde2d80 r6:83018200 r5:85a1db8c r4:84a77f80 ** 5 printk messages dropped ** [ 1348.940611][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.940795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.941359][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1348.941737][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.941829][ T32] r4:e05e5dc0 ** 5 printk messages dropped ** [ 1348.942064][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.962743][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.963186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1348.963278][ T32] INFO: task kworker/1:916:5968 blocked for more than 475 seconds. [ 1348.963314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.963341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.963365][ T32] task:kworker/1:916 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.963425][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.963473][ T32] Call trace: [ 1348.963539][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.963617][ T32] r10:829188dc r9:ec9a9d84 r8:00000002 r7:60000013 r6:ec9a9d8c r5:8587a400 [ 1348.963644][ T32] r4:8587a400 [ 1348.963665][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.963706][ T32] r5:8587a400 r4:829188d8 [ 1348.963727][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.963791][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.963844][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 [ 1348.963868][ T32] r4:00000000 [ 1348.963889][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.963926][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.963963][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.964004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9400 [ 1348.964026][ T32] r4:00000000 [ 1348.964045][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.964095][ T32] r9:83018205 r8:8587a400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1348.964118][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.964185][ T32] r5:00001000 r4:eb989000 [ 1348.964210][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.964275][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.964322][ T32] r5:85a1df8c r4:85a1dc00 [ 1348.964342][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.964398][ T32] r7:ddde2d80 r6:83018200 r5:85a1df8c r4:852c7100 [ 1348.964422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.964468][ T32] r10:61c88647 r9:8587a400 r8:852c712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.964491][ T32] r4:852c7100 [ 1348.964510][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.964552][ T32] r10:00000000 r9:852c7100 r8:8027f5e8 r7:ec989e60 r6:84abdc80 r5:8587a400 [ 1348.964574][ T32] r4:00000001 [ 1348.964593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.964627][ T32] Exception stack(0xec9a9fb0 to 0xec9a9ff8) [ 1348.964680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.964714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.964743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.964773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.964795][ T32] r4:852c91c0 [ 1348.965281][ T32] INFO: task kworker/1:916:5968 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1348.965317][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.965374][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.965419][ T32] Call trace: [ 1348.965501][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1348.965771][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1348.966057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1348.966593][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.966616][ T32] r4:846ded80 [ 1348.966635][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.966678][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1348.966701][ T32] r4:00000001 [ 1348.966720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.966754][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1348.966780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.966808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.966860][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.966892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.966915][ T32] r4:84a7de40 [ 1348.966955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.966985][ T32] INFO: task kworker/1:917:5972 blocked for more than 475 seconds. [ 1348.967014][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.967048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.967092][ T32] task:kworker/1:917 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.967157][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.967225][ T32] Call trace: [ 1348.967258][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1348.967308][ T32] r10:829188dc r9:ec909d84 r8:00000002 r7:60000013 r6:ec909d8c r5:85959800 [ 1348.967332][ T32] r4:85959800 [ 1348.967352][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1348.967393][ T32] r5:85959800 r4:829188d8 [ 1348.967413][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.967451][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.967507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 1348.967536][ T32] r4:00000000 [ 1348.967565][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1348.967609][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.967665][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.967711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9940 [ 1348.967773][ T32] r4:00000000 [ 1348.967798][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.967843][ T32] r9:83018205 r8:85959800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1348.967865][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.967925][ T32] r5:00001000 r4:ec5d9000 [ 1348.967949][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.967989][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.968050][ T32] r5:85a1ef8c r4:85a1ec00 [ 1348.968073][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.968125][ T32] r7:ddde2d80 r6:83018200 r5:85a1ef8c r4:852c7000 [ 1348.968148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.968193][ T32] r10:61c88647 r9:85959800 r8:852c702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.968505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.969092][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1348.969350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1348.969866][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.970170][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1348.970428][ T32] INFO: task kworker/1:918:5973 blocked for more than 475 seconds. ** 8 printk messages dropped ** [ 1348.970735][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1348.971048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9780 ** 4 printk messages dropped ** [ 1348.971240][ T32] r5:00001000 r4:ec5c7000 [ 1348.971264][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.971303][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.971343][ T32] r5:85a1e78c r4:85a1e400 [ 1348.971377][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.971424][ T32] r7:ddde2d80 r6:83018200 r5:85a1e78c r4:852c7180 [ 1348.971447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.971491][ T32] r10:61c88647 r9:8595a400 r8:852c71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.971513][ T32] r4:852c7180 [ 1348.971532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.971575][ T32] r10:00000000 r9:852c7180 r8:8027f5e8 r7:ec909e60 r6:852c7200 r5:8595a400 [ 1348.971598][ T32] r4:00000001 [ 1348.971643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.971700][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) [ 1348.971767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.971818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.971850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.971879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.971903][ T32] r4:852c93c0 [ 1349.005345][ T32] INFO: task kworker/1:918:5973 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.005439][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.005538][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.005603][ T32] Call trace: [ 1349.005636][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.005691][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.005715][ T32] r4:00000000 [ 1349.005736][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.005784][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.005835][ T32] 5d20: b877b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.005871][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.005897][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.005922][ T32] r5:80000013 r4:80239bb0 [ 1349.005943][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.006032][ T32] r4:82ac11e4 [ 1349.006056][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.006106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.006129][ T32] r4:e05e5dc0 [ 1349.006149][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.006204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.006237][ T32] r4:00000000 [ 1349.006257][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.006304][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.006326][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.006368][ T32] r5:00001000 r4:ecf01000 ** 2 printk messages dropped ** [ 1349.006466][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1349.006619][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1349.006808][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.007118][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.007472][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 ** 9 printk messages dropped ** [ 1349.007861][ T32] r5:00001000 r4:ec657000 [ 1349.007888][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.008030][ T32] r7:ddde2d80 r6:83018200 r5:85a1f38c r4:852c7280 ** 8 printk messages dropped ** [ 1349.008308][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.009007][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.009328][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1349.009520][ T32] r4:e05e5dc0 ** 5 printk messages dropped ** [ 1349.009717][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.010101][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1349.010290][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.010572][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.010823][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.011121][ T32] r4:00000000 [ 1349.011142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.011185][ T32] r9:83018005 r8:8595c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1349.011206][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.011246][ T32] r5:00001000 r4:ec647000 [ 1349.011284][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.011327][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.011369][ T32] r5:8497fb8c r4:8497f800 [ 1349.011388][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.011430][ T32] r7:dddced80 r6:83018000 r5:8497fb8c r4:84abdc00 [ 1349.011450][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.011542][ T32] r10:61c88647 r9:8595c800 r8:84abdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.011568][ T32] r4:84abdc00 [ 1349.011607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.011673][ T32] r10:00000000 r9:84abdc00 r8:8027f5e8 r7:ec975e60 r6:852c7400 r5:8595c800 [ 1349.011700][ T32] r4:00000001 [ 1349.011720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.011789][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 1349.011819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.011849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.011875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.011902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.011924][ T32] r4:84b9a180 [ 1349.021392][ T32] INFO: task kworker/0:493:5977 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.021484][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.021555][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.021633][ T32] Call trace: [ 1349.021667][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.021742][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.021772][ T32] r4:00000000 [ 1349.021794][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.021834][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.021863][ T32] 5d20: b877b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.021892][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.021917][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.021942][ T32] r5:80000013 r4:80239bb0 [ 1349.021963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.022028][ T32] r4:82ac11e4 [ 1349.022073][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.022125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.022233][ T32] r4:e05e5dc0 [ 1349.022620][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.022686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.022712][ T32] r4:00000000 [ 1349.022734][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.022784][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.022808][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.022863][ T32] r5:00001000 r4:ecf01000 [ 1349.022888][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.022928][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.022990][ T32] r5:85c39b8c r4:85c39800 [ 1349.023033][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.023091][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.023114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.023160][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.023183][ T32] r4:846ded80 [ 1349.023234][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.023284][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.023308][ T32] r4:00000001 [ 1349.023328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.023364][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.023392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.023421][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.023448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.023495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.023521][ T32] r4:84a7de40 [ 1349.023545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.023574][ T32] INFO: task kworker/1:920:5978 blocked for more than 475 seconds. [ 1349.023619][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.023733][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.024053][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.024476][ T32] r5:00001000 r4:ec637000 [ 1349.024521][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.024667][ T32] r7:ddde2d80 r6:83018200 r5:85a1eb8c r4:852c7380 ** 8 printk messages dropped ** [ 1349.024995][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.025824][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1349.026146][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1349.026506][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1349.026796][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.027110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1349.027420][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.027678][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.027945][ T32] r9:83018205 r8:8595ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1349.028007][ T32] r5:00001000 r4:ec6b3000 ** 4 printk messages dropped ** [ 1349.028181][ T32] r7:ddde2d80 r6:83018200 r5:85a1f78c r4:852c7500 ** 1 printk messages dropped ** [ 1349.028249][ T32] r10:61c88647 r9:8595ec00 r8:852c752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.028271][ T32] r4:852c7500 [ 1349.028290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.028332][ T32] r10:00000000 r9:852c7500 r8:8027f5e8 r7:ec9ade60 r6:852c7600 r5:8595ec00 [ 1349.028375][ T32] r4:00000001 [ 1349.028399][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.028505][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 1349.028535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.028565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.028591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.028640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.028669][ T32] r4:852c9c40 [ 1349.028967][ T32] INFO: task kworker/1:921:5980 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.028999][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.029078][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.029129][ T32] Call trace: [ 1349.029160][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.029207][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.029230][ T32] r4:00000000 [ 1349.029269][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.029311][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.029340][ T32] 5d20: b877b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.029369][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.029395][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.029438][ T32] r5:80000013 r4:80239bb0 [ 1349.029463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.029522][ T32] r4:82ac11e4 [ 1349.029546][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.029589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.029621][ T32] r4:e05e5dc0 [ 1349.029644][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.029685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.029727][ T32] r4:00000000 [ 1349.029751][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.029797][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.029819][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.029860][ T32] r5:00001000 r4:ecf01000 [ 1349.029880][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.029918][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.029960][ T32] r5:85c39b8c r4:85c39800 [ 1349.030004][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.030070][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.030104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.030152][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.030175][ T32] r4:846ded80 [ 1349.030219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.030267][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.030290][ T32] r4:00000001 [ 1349.030309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.030346][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.030374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.030403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.030430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.030457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.030479][ T32] r4:84a7de40 ** 1 printk messages dropped ** [ 1349.030562][ T32] INFO: task kworker/0:494:5982 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.030963][ T32] r5:8587e000 r4:829188d8 ** 3 printk messages dropped ** [ 1349.031120][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.031289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a600 ** 4 printk messages dropped ** [ 1349.031467][ T32] r5:00001000 r4:ec667000 [ 1349.031486][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1349.031702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.032040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.064737][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1349.064960][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1349.065291][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1349.065602][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.065924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1349.066368][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.066653][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.066781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553fe40 ** 4 printk messages dropped ** [ 1349.066938][ T32] r5:00001000 r4:ebae9000 ** 2 printk messages dropped ** [ 1349.067054][ T32] r5:8497e38c r4:8497e000 ** 4 printk messages dropped ** [ 1349.067225][ T32] r4:84abdd00 ** 5 printk messages dropped ** [ 1349.067386][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.068121][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.068168][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.068192][ T32] r4:00000000 [ 1349.068212][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.068254][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.068284][ T32] 5d20: b94a7000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.068314][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.068340][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.068363][ T32] r5:80000013 r4:80239bb0 [ 1349.068383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.068421][ T32] r4:82ac11e4 [ 1349.068441][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.068481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.068523][ T32] r4:e05e5dc0 [ 1349.068567][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.068633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.068660][ T32] r4:00000000 [ 1349.068680][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.068723][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.068745][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.068787][ T32] r5:00001000 r4:ecf01000 [ 1349.068819][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.068881][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.068927][ T32] r5:85c39b8c r4:85c39800 [ 1349.068947][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.068991][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.069013][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.069057][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.069079][ T32] r4:846ded80 [ 1349.069108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.069163][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.069211][ T32] r4:00000001 [ 1349.069259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.069298][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.069325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.069355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.069381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.069412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.069437][ T32] r4:84a7de40 [ 1349.069458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.069482][ T32] INFO: task kworker/0:496:5987 blocked for more than 475 seconds. [ 1349.069510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.069533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.069588][ T32] task:kworker/0:496 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.069637][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.069714][ T32] Call trace: [ 1349.069750][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.069796][ T32] r10:829188dc r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:8587c800 ** 2 printk messages dropped ** [ 1349.069924][ T32] r5:8587c800 r4:829188d8 ** 5 printk messages dropped ** [ 1349.070216][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.070460][ T32] r5:00001000 r4:ec6a3000 [ 1349.070480][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.070519][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.070645][ T32] r7:dddced80 r6:83018000 r5:8497ef8c r4:84abdf00 ** 4 printk messages dropped ** [ 1349.070800][ T32] r10:00000000 r9:84abdf00 r8:8027f5e8 r7:ec9c5e60 r6:84abdf80 r5:8587c800 ** 6 printk messages dropped ** [ 1349.071055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1349.071654][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1349.071883][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1349.072066][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1349.095116][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1349.095419][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.095766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.096080][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.096376][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.096776][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.096843][ T32] r5:00001000 r4:ec6cf000 ** 4 printk messages dropped ** [ 1349.097058][ T32] r7:ddde2d80 r6:83018200 r5:85a1fb8c r4:852c7580 ** 5 printk messages dropped ** [ 1349.097238][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.097397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.098228][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1349.098533][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.098673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 7 printk messages dropped ** [ 1349.098964][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1349.099161][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1349.099428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.099710][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.100034][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.100074][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.100130][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1349.100153][ T32] r4:00000000 [ 1349.100194][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.100253][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.100302][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.100383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771480 [ 1349.100409][ T32] r4:00000000 [ 1349.100431][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.100475][ T32] r9:83018005 r8:8587bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 [ 1349.100496][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.100560][ T32] r5:00001000 r4:ece7f000 [ 1349.100606][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.100648][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.100690][ T32] r5:8473d78c r4:8473d400 [ 1349.100709][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.100760][ T32] r7:dddced80 r6:83018000 r5:8473d78c r4:84b99080 [ 1349.100784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.100856][ T32] r10:61c88647 r9:8587bc00 r8:84b990ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.100882][ T32] r4:84b99080 [ 1349.100902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.100946][ T32] r10:00000000 r9:84b99080 r8:8027f5e8 r7:ec9c5e60 r6:84b99180 r5:8587bc00 [ 1349.100968][ T32] r4:00000001 [ 1349.100998][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.101056][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) [ 1349.101091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.101122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.101149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.101208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.101234][ T32] r4:84b9a780 [ 1349.101533][ T32] INFO: task kworker/0:497:5990 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.101566][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.101650][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.101728][ T32] Call trace: [ 1349.101785][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.101834][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.101869][ T32] r4:00000000 [ 1349.101894][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.101933][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.101961][ T32] 5d20: b99c6000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.102019][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.102045][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.102080][ T32] r5:80000013 r4:80239bb0 [ 1349.102109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.102218][ T32] r4:82ac11e4 [ 1349.122636][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.122727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.122766][ T32] r4:e05e5dc0 [ 1349.122827][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.122885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.122908][ T32] r4:00000000 [ 1349.122928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.123004][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.123031][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.123079][ T32] r5:00001000 r4:ecf01000 [ 1349.123107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.123146][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.123207][ T32] r5:85c39b8c r4:85c39800 [ 1349.123233][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.123292][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.123318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.123364][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.123387][ T32] r4:846ded80 [ 1349.123407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.123470][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.123522][ T32] r4:00000001 [ 1349.123546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.123595][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.123629][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.123678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.123709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.123738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.123788][ T32] r4:84a7de40 [ 1349.123817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.123869][ T32] INFO: task kworker/1:923:5993 blocked for more than 475 seconds. [ 1349.123905][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.123930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.123952][ T32] task:kworker/1:923 state:D stack:0 pid:5993 tgid:5993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.124032][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.124077][ T32] Call trace: [ 1349.124165][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.124218][ T32] r10:829188dc r9:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:85a20000 [ 1349.124262][ T32] r4:85a20000 [ 1349.124286][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.124327][ T32] r5:85a20000 r4:829188d8 [ 1349.124369][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.124433][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.124483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1349.124509][ T32] r4:00000000 [ 1349.124530][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.124566][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1349.124850][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.124895][ T32] r5:00001000 r4:ec6df000 ** 3 printk messages dropped ** [ 1349.125044][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1349.125427][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.126346][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1349.126739][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.126920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1349.127282][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 6 printk messages dropped ** [ 1349.127519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1349.127715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.127787][ T32] r4:84a7de40 [ 1349.127817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.127843][ T32] INFO: task kworker/1:924:5994 blocked for more than 475 seconds. [ 1349.127891][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.127920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.127953][ T32] task:kworker/1:924 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.128000][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.128086][ T32] Call trace: [ 1349.128129][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.128175][ T32] r10:829188dc r9:ec9e9d84 r8:00000002 r7:60000113 r6:ec9e9d8c r5:85a20c00 [ 1349.128220][ T32] r4:85a20c00 [ 1349.128244][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.128293][ T32] r5:85a20c00 r4:829188d8 [ 1349.128317][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.128356][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.128401][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [ 1349.128444][ T32] r4:00000000 [ 1349.128486][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.128528][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.128599][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.128650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220280 [ 1349.128673][ T32] r4:00000000 [ 1349.128703][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.128750][ T32] r9:83018205 r8:85a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1349.128790][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.128835][ T32] r5:00001000 r4:ec6ff000 [ 1349.128855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.128892][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.128934][ T32] r5:858d6f8c r4:858d6c00 [ 1349.128975][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.129032][ T32] r7:ddde2d80 r6:83018200 r5:858d6f8c r4:852c7680 [ 1349.129075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.129135][ T32] r10:61c88647 r9:85a20c00 r8:852c76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.129175][ T32] r4:852c7680 [ 1349.129203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.129247][ T32] r10:00000000 r9:852c7680 r8:8027f5e8 r7:ec9e5e60 r6:84b99200 r5:85a20c00 [ 1349.129290][ T32] r4:00000001 [ 1349.129342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.129380][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) [ 1349.129407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.129456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.129492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.129531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.129557][ T32] r4:84a7e5c0 [ 1349.129881][ T32] INFO: task kworker/1:924:5994 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.129916][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.130017][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.130077][ T32] Call trace: [ 1349.130145][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.130199][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.130244][ T32] r4:00000000 [ 1349.130268][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.130306][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.130334][ T32] 5d20: ba0a9000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.130363][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.130388][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.130431][ T32] r5:80000013 r4:80239bb0 [ 1349.130456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.130495][ T32] r4:82ac11e4 [ 1349.130515][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.130556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.130578][ T32] r4:e05e5dc0 [ 1349.130597][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.130644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.130689][ T32] r4:00000000 [ 1349.130712][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.130757][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.130778][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.130841][ T32] r5:00001000 r4:ecf01000 [ 1349.130865][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.130904][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.130954][ T32] r5:85c39b8c r4:85c39800 [ 1349.130998][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.131054][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 2 printk messages dropped ** [ 1349.131206][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1349.131394][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.131723][ T32] task:kworker/1:925 state:D stack:0 pid:5996 tgid:5996 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.145721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916ac0 ** 4 printk messages dropped ** [ 1349.145928][ T32] r5:00001000 r4:eb8db000 [ 1349.145956][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.146190][ T32] r7:ddde2d80 r6:83018200 r5:85a46f8c r4:852c7780 ** 7 printk messages dropped ** [ 1349.146466][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) ** 6 printk messages dropped ** [ 1349.147210][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.147309][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.147406][ T32] Call trace: [ 1349.147449][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.147508][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.147536][ T32] r4:00000000 [ 1349.147557][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.147595][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.147646][ T32] 5d20: ba0a9000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.147679][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.147705][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.147730][ T32] r5:80000013 r4:80239bb0 [ 1349.147773][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.147824][ T32] r4:82ac11e4 [ 1349.147859][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.147910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.147933][ T32] r4:e05e5dc0 [ 1349.147974][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.148029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.148055][ T32] r4:00000000 [ 1349.148076][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.148128][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.148150][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.148202][ T32] r5:00001000 r4:ecf01000 [ 1349.148247][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.148312][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.148358][ T32] r5:85c39b8c r4:85c39800 [ 1349.148401][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.148456][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.148477][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.148522][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.148565][ T32] r4:846ded80 [ 1349.148597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.148658][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.148685][ T32] r4:00000001 [ 1349.148705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.148740][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.148767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.148795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.148823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.148851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.148873][ T32] r4:84a7de40 [ 1349.148893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.148922][ T32] INFO: task kworker/1:926:5998 blocked for more than 475 seconds. [ 1349.148963][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.148992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.149013][ T32] task:kworker/1:926 state:D stack:0 pid:5998 tgid:5998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.149089][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.149135][ T32] Call trace: [ 1349.149186][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.149236][ T32] r10:829188dc r9:ec9f9d84 r8:00000002 r7:60000113 r6:ec9f9d8c r5:85a23c00 [ 1349.149259][ T32] r4:85a23c00 [ 1349.149279][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.149319][ T32] r5:85a23c00 r4:829188d8 [ 1349.149339][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.149377][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.149446][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 [ 1349.149472][ T32] r4:00000000 [ 1349.149492][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.149531][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.149565][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.149605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852201c0 [ 1349.149627][ T32] r4:00000000 [ 1349.149689][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.149738][ T32] r9:83018205 r8:85a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1349.149759][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.149800][ T32] r5:00001000 r4:ec71f000 [ 1349.149819][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.149877][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.149922][ T32] r5:85a4478c r4:85a44400 [ 1349.149942][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.150017][ T32] r7:ddde2d80 r6:83018200 r5:85a4478c r4:852c7880 [ 1349.150047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.150102][ T32] r10:61c88647 r9:85a23c00 r8:852c78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.150125][ T32] r4:852c7880 [ 1349.150145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.150187][ T32] r10:00000000 r9:852c7880 r8:8027f5e8 r7:ec9f1e60 r6:84b99300 r5:85a23c00 [ 1349.150210][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1349.150287][ T32] Exception stack(0xec9f9fb0 to 0xec9f9ff8) ** 6 printk messages dropped ** [ 1349.150783][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1349.151315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1349.151685][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1349.151938][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.172159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.172863][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.173063][ T32] r5:85a23000 r4:829188d8 ** 1 printk messages dropped ** [ 1349.173132][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.173177][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1349.173221][ T32] r4:00000000 [ 1349.173245][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.173297][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.173350][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.173395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852203c0 [ 1349.173438][ T32] r4:00000000 [ 1349.173463][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.173510][ T32] r9:83018205 r8:85a23000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1349.173532][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.173573][ T32] r5:00001000 r4:ec733000 [ 1349.173594][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.173632][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.173681][ T32] r5:85a4438c r4:85a44000 [ 1349.173705][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.173752][ T32] r7:ddde2d80 r6:83018200 r5:85a4438c r4:852c7800 [ 1349.173773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.173819][ T32] r10:61c88647 r9:85a23000 r8:852c782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.173850][ T32] r4:852c7800 [ 1349.173873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.173918][ T32] r10:00000000 r9:852c7800 r8:8027f5e8 r7:ec9f1e60 r6:84b99380 r5:85a23000 [ 1349.173943][ T32] r4:00000001 [ 1349.174002][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.174050][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1349.174079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.174153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.174184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.174214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.174236][ T32] r4:85220100 [ 1349.174712][ T32] INFO: task kworker/1:927:6000 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.174779][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.174843][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.174889][ T32] Call trace: [ 1349.174934][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.174982][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.175029][ T32] r4:00000000 [ 1349.175057][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.175100][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.175129][ T32] 5d20: ba57c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.175178][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.175229][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.175256][ T32] r5:80000013 r4:80239bb0 [ 1349.175307][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.175352][ T32] r4:82ac11e4 [ 1349.175373][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1349.175437][ T32] r4:e05e5dc0 ** 2 printk messages dropped ** [ 1349.175533][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.175637][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.175876][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 1 printk messages dropped ** [ 1349.175943][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1349.176123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1349.176275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.176304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.176326][ T32] r4:84a7de40 [ 1349.176346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.176371][ T32] INFO: task kworker/1:928:6002 blocked for more than 475 seconds. [ 1349.176398][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.176421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.176441][ T32] task:kworker/1:928 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.176485][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.176528][ T32] Call trace: [ 1349.176577][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.176623][ T32] r10:829188dc r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:85a21800 [ 1349.176646][ T32] r4:85a21800 [ 1349.176665][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.176724][ T32] r5:85a21800 r4:829188d8 [ 1349.176777][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.176820][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.176866][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 1349.176888][ T32] r4:00000000 [ 1349.176907][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.176959][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.176997][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.177057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852204c0 [ 1349.177100][ T32] r4:00000000 [ 1349.177129][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.177175][ T32] r9:83018205 r8:85a21800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1349.177210][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.177255][ T32] r5:00001000 r4:ec743000 [ 1349.177304][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.177357][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.177401][ T32] r5:85a44b8c r4:85a44800 [ 1349.177441][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.177516][ T32] r7:ddde2d80 r6:83018200 r5:85a44b8c r4:852c7900 [ 1349.177567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.177616][ T32] r10:61c88647 r9:85a21800 r8:852c792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.177640][ T32] r4:852c7900 [ 1349.177659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.177702][ T32] r10:00000000 r9:852c7900 r8:8027f5e8 r7:ec9f1e60 r6:84b99400 r5:85a21800 [ 1349.177724][ T32] r4:00000001 [ 1349.177743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.177777][ T32] Exception stack(0xeca09fb0 to 0xeca09ff8) [ 1349.177803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.177857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.177893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.177922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.177944][ T32] r4:85220440 [ 1349.178267][ T32] INFO: task kworker/1:928:6002 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.178325][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.178391][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.178445][ T32] Call trace: [ 1349.178479][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.178526][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.178549][ T32] r4:00000000 [ 1349.178569][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.178605][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.178655][ T32] 5d20: ba57c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.178692][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.178717][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.178743][ T32] r5:80000013 r4:80239bb0 [ 1349.178788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.178859][ T32] r4:82ac11e4 [ 1349.178889][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.178948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.178980][ T32] r4:e05e5dc0 [ 1349.179022][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.179090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.179128][ T32] r4:00000000 [ 1349.179157][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.179202][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.179229][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.179273][ T32] r5:00001000 r4:ecf01000 [ 1349.179325][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.179369][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.179411][ T32] r5:85c39b8c r4:85c39800 [ 1349.179435][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.179501][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.179527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.179573][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.179596][ T32] r4:846ded80 [ 1349.179624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.179672][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.179708][ T32] r4:00000001 [ 1349.179730][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.179765][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.179813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.179851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.179966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.179999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.180042][ T32] r4:84a7de40 [ 1349.180065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.180101][ T32] INFO: task kworker/1:929:6004 blocked for more than 475 seconds. [ 1349.180132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.180155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.180185][ T32] task:kworker/1:929 state:D stack:0 pid:6004 tgid:6004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.180234][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.180277][ T32] Call trace: [ 1349.180328][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.180383][ T32] r10:829188dc r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:85a24800 [ 1349.180435][ T32] r4:85a24800 [ 1349.180460][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.180501][ T32] r5:85a24800 r4:829188d8 ** 1 printk messages dropped ** [ 1349.180559][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1349.180716][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1349.180939][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.181010][ T32] r5:00001000 r4:ec753000 [ 1349.181038][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.181077][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.181127][ T32] r5:85a44f8c r4:85a44c00 [ 1349.181165][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.181226][ T32] r7:ddde2d80 r6:83018200 r5:85a44f8c r4:852c7a80 [ 1349.181250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.181295][ T32] r10:61c88647 r9:85a24800 r8:852c7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.181317][ T32] r4:852c7a80 [ 1349.181336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.181379][ T32] r10:00000000 r9:852c7a80 r8:8027f5e8 r7:ec9f1e60 r6:84b99480 r5:85a24800 [ 1349.181429][ T32] r4:00000001 [ 1349.181452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.181488][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 1349.181534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.181588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.181619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.181648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.181679][ T32] r4:852206c0 [ 1349.181999][ T32] INFO: task kworker/1:929:6004 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.182036][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.182117][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.212926][ T32] Call trace: [ 1349.212973][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.213048][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.213074][ T32] r4:00000000 [ 1349.213102][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.213145][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.213177][ T32] 5d20: bb01d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.213207][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.213233][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.213282][ T32] r5:80000013 r4:80239bb0 [ 1349.213336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.213434][ T32] r4:82ac11e4 [ 1349.213458][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.213502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.213561][ T32] r4:e05e5dc0 [ 1349.213588][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.213633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.213676][ T32] r4:00000000 [ 1349.213703][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.213750][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.213772][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.213837][ T32] r5:00001000 r4:ecf01000 [ 1349.213862][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.213942][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.214017][ T32] r5:85c39b8c r4:85c39800 [ 1349.214063][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.214139][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.214165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.214213][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.214236][ T32] r4:846ded80 [ 1349.214255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.214298][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.214329][ T32] r4:00000001 [ 1349.214353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.214414][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.214446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.214498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.214529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.214558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.214581][ T32] r4:84a7de40 [ 1349.214605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.214656][ T32] INFO: task kworker/1:930:6006 blocked for more than 475 seconds. [ 1349.214695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.214736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.214765][ T32] task:kworker/1:930 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.214822][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.214880][ T32] Call trace: [ 1349.214911][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.214956][ T32] r10:829188dc r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:85a25400 [ 1349.214979][ T32] r4:85a25400 [ 1349.214999][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.215059][ T32] r5:85a25400 r4:829188d8 [ 1349.215083][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.215156][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.215239][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 [ 1349.215285][ T32] r4:00000000 [ 1349.215321][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.215363][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.215399][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.215440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220100 [ 1349.215462][ T32] r4:00000000 [ 1349.215481][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.215525][ T32] r9:83018205 r8:85a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1349.215547][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.215587][ T32] r5:00001000 r4:ec763000 [ 1349.215607][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.215644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.215684][ T32] r5:85a4538c r4:85a45000 [ 1349.215712][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.215766][ T32] r7:ddde2d80 r6:83018200 r5:85a4538c r4:852c7980 [ 1349.215812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.215864][ T32] r10:61c88647 r9:85a25400 r8:852c79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.215889][ T32] r4:852c7980 [ 1349.215926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.215981][ T32] r10:00000000 r9:852c7980 r8:8027f5e8 r7:ec9f1e60 r6:84b99500 r5:85a25400 [ 1349.216004][ T32] r4:00000001 [ 1349.216024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.216067][ T32] Exception stack(0xeca19fb0 to 0xeca19ff8) [ 1349.216118][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.216212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.216857][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.216990][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.217016][ T32] r4:00000000 [ 1349.217035][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.217073][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.217131][ T32] 5d20: bb01d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.217165][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.217220][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.217252][ T32] r5:80000013 r4:80239bb0 [ 1349.217293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.217343][ T32] r4:82ac11e4 [ 1349.217376][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.217422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.217446][ T32] r4:e05e5dc0 [ 1349.217465][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.217505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.217549][ T32] r4:00000000 [ 1349.217573][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.217627][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.217683][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.217732][ T32] r5:00001000 r4:ecf01000 [ 1349.217773][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.217823][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.217865][ T32] r5:85c39b8c r4:85c39800 [ 1349.217917][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.218020][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.218072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.218178][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.218210][ T32] r4:846ded80 [ 1349.218251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.218302][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.218338][ T32] r4:00000001 [ 1349.218362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.218419][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.218451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.218507][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.218543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.218573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.218617][ T32] r4:84a7de40 [ 1349.218649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.218678][ T32] INFO: task kworker/1:931:6008 blocked for more than 475 seconds. [ 1349.218707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.218731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.218777][ T32] task:kworker/1:931 state:D stack:0 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.218833][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.218923][ T32] Call trace: [ 1349.218965][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.219011][ T32] r10:829188dc r9:ec7f5d84 r8:00000002 r7:60000013 r6:ec7f5d8c r5:85876c00 [ 1349.219033][ T32] r4:85876c00 [ 1349.219062][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.219121][ T32] r5:85876c00 r4:829188d8 [ 1349.219146][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.219185][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.219229][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 [ 1349.219252][ T32] r4:00000000 [ 1349.219270][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.219306][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.219341][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.219381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220a80 [ 1349.219403][ T32] r4:00000000 [ 1349.219450][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.219500][ T32] r9:83018205 r8:85876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1349.219522][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.219563][ T32] r5:00001000 r4:dfa83000 [ 1349.219615][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.219657][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.219710][ T32] r5:85a45b8c r4:85a45800 [ 1349.219733][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.219801][ T32] r7:ddde2d80 r6:83018200 r5:85a45b8c r4:852c7b80 [ 1349.219827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.219877][ T32] r10:61c88647 r9:85876c00 r8:852c7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.219899][ T32] r4:852c7b80 [ 1349.219918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.219961][ T32] r10:00000000 r9:852c7b80 r8:8027f5e8 r7:ec9f1e60 r6:84b99580 r5:85876c00 [ 1349.219982][ T32] r4:00000001 [ 1349.220021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.220064][ T32] Exception stack(0xec7f5fb0 to 0xec7f5ff8) [ 1349.220120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.220158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.220185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.220214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.220236][ T32] r4:85220800 [ 1349.220542][ T32] INFO: task kworker/1:931:6008 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.220575][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.220631][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.220695][ T32] Call trace: [ 1349.220744][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.220801][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.220829][ T32] r4:00000000 [ 1349.220850][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.220887][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.220936][ T32] 5d20: bb01d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.220970][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.220996][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.221020][ T32] r5:80000013 r4:80239bb0 [ 1349.221059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.221107][ T32] r4:82ac11e4 [ 1349.221127][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.221178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.221204][ T32] r4:e05e5dc0 [ 1349.221223][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.221263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.221285][ T32] r4:00000000 [ 1349.221325][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1349.221431][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.221680][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 1 printk messages dropped ** [ 1349.221781][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.222000][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 3 printk messages dropped ** [ 1349.222117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.222206][ T32] r4:84a7de40 [ 1349.244932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.244996][ T32] INFO: task kworker/1:932:6010 blocked for more than 475 seconds. [ 1349.245055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.245091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.245115][ T32] task:kworker/1:932 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.245190][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.245253][ T32] Call trace: [ 1349.245308][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.245365][ T32] r10:829188dc r9:eca25d84 r8:00000002 r7:60000113 r6:eca25d8c r5:85a26c00 [ 1349.245400][ T32] r4:85a26c00 [ 1349.245424][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.245464][ T32] r5:85a26c00 r4:829188d8 [ 1349.245484][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.245539][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.245603][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [ 1349.245632][ T32] r4:00000000 [ 1349.245653][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.245691][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.245731][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.245777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852209c0 [ 1349.245799][ T32] r4:00000000 [ 1349.245818][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.245871][ T32] r9:83018205 r8:85a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1349.245916][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.245961][ T32] r5:00001000 r4:dfdc9000 [ 1349.246008][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.246054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.246109][ T32] r5:85a4578c r4:85a45400 [ 1349.246142][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.246201][ T32] r7:ddde2d80 r6:83018200 r5:85a4578c r4:852c7a00 [ 1349.246234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.246317][ T32] r10:61c88647 r9:85a26c00 r8:852c7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.246343][ T32] r4:852c7a00 [ 1349.246372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.246442][ T32] r10:00000000 r9:852c7a00 r8:8027f5e8 r7:ec9f1e60 r6:84b99600 r5:85a26c00 [ 1349.246468][ T32] r4:00000001 [ 1349.246488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.246525][ T32] Exception stack(0xeca25fb0 to 0xeca25ff8) [ 1349.246563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.246595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.246631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.246663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.246687][ T32] r4:85220840 [ 1349.247168][ T32] INFO: task kworker/1:932:6010 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.247203][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.247287][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.247334][ T32] Call trace: [ 1349.247365][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.247412][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.247436][ T32] r4:00000000 [ 1349.247456][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.247492][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.247525][ T32] 5d20: bb5e0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.247565][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.247594][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.247619][ T32] r5:80000013 r4:80239bb0 [ 1349.247640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.247690][ T32] r4:82ac11e4 [ 1349.247713][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.247780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.247815][ T32] r4:e05e5dc0 [ 1349.247842][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.247885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.247908][ T32] r4:00000000 [ 1349.247929][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.247976][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.247998][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.248039][ T32] r5:00001000 r4:ecf01000 [ 1349.248080][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.248123][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.248177][ T32] r5:85c39b8c r4:85c39800 [ 1349.248210][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.248260][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.248282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.248347][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.248387][ T32] r4:846ded80 [ 1349.248410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.248455][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.248488][ T32] r4:00000001 [ 1349.248513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.248548][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.248574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.248603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.248646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.248678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.248700][ T32] r4:84a7de40 [ 1349.248720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.248745][ T32] INFO: task kworker/1:933:6012 blocked for more than 475 seconds. [ 1349.248773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.248816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.248850][ T32] task:kworker/1:933 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.248896][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.248957][ T32] Call trace: [ 1349.248992][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.249037][ T32] r10:829188dc r9:eca2dd84 r8:00000002 r7:60000113 r6:eca2dd8c r5:850f0000 [ 1349.249061][ T32] r4:850f0000 [ 1349.249102][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.249146][ T32] r5:850f0000 r4:829188d8 [ 1349.249190][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.249233][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.249277][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 [ 1349.249299][ T32] r4:00000000 [ 1349.249318][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1349.249389][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1349.249582][ T32] r9:83018205 r8:850f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 1 printk messages dropped ** [ 1349.249648][ T32] r5:00001000 r4:ead55000 [ 1349.249667][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.249705][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.249759][ T32] r5:85a4638c r4:85a46000 [ 1349.249782][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.249826][ T32] r7:ddde2d80 r6:83018200 r5:85a4638c r4:852c7b00 [ 1349.249856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.249922][ T32] r10:61c88647 r9:850f0000 r8:852c7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.249950][ T32] r4:852c7b00 [ 1349.250011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.250059][ T32] r10:00000000 r9:852c7b00 r8:8027f5e8 r7:ec9f1e60 r6:84b99680 r5:850f0000 [ 1349.250091][ T32] r4:00000001 [ 1349.250114][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.250162][ T32] Exception stack(0xeca2dfb0 to 0xeca2dff8) [ 1349.250191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.250220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.250246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.250304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.250330][ T32] r4:85220bc0 [ 1349.250585][ T32] INFO: task kworker/1:933:6012 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.250618][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.250682][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.250752][ T32] Call trace: [ 1349.250787][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.250862][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.250898][ T32] r4:00000000 [ 1349.250920][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.250979][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.251011][ T32] 5d20: bb5e0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.251040][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.251065][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.251094][ T32] r5:80000013 r4:80239bb0 [ 1349.251116][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.251174][ T32] r4:82ac11e4 [ 1349.251198][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.251241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.251286][ T32] r4:e05e5dc0 [ 1349.251356][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.251400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.251434][ T32] r4:00000000 [ 1349.251457][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.251502][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.251523][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.251565][ T32] r5:00001000 r4:ecf01000 [ 1349.251584][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.251631][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.251676][ T32] r5:85c39b8c r4:85c39800 [ 1349.251696][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.251741][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.251773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.251822][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.251874][ T32] r4:846ded80 [ 1349.251898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.251944][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.251968][ T32] r4:00000001 [ 1349.251988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.252032][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.252061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.252090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.252116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.275057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.275151][ T32] r4:84a7de40 [ 1349.275182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.275214][ T32] INFO: task kworker/1:934:6014 blocked for more than 475 seconds. [ 1349.275269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.275305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.275343][ T32] task:kworker/1:934 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.275430][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.275511][ T32] Call trace: [ 1349.275575][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.275634][ T32] r10:829188dc r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:850f1800 [ 1349.275658][ T32] r4:850f1800 [ 1349.275678][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.275717][ T32] r5:850f1800 r4:829188d8 [ 1349.275756][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.275802][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.275854][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1349.275879][ T32] r4:00000000 [ 1349.275916][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.275965][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.276033][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.276113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220b80 [ 1349.276142][ T32] r4:00000000 [ 1349.276164][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.276211][ T32] r9:83018205 r8:850f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1349.276233][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.276283][ T32] r5:00001000 r4:eb30d000 [ 1349.276311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.276351][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.276392][ T32] r5:85a45f8c r4:85a45c00 [ 1349.276413][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.276473][ T32] r7:ddde2d80 r6:83018200 r5:85a45f8c r4:852c7c80 [ 1349.276517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.276566][ T32] r10:61c88647 r9:850f1800 r8:852c7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.276609][ T32] r4:852c7c80 [ 1349.276634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.276680][ T32] r10:00000000 r9:852c7c80 r8:8027f5e8 r7:ec9f1e60 r6:84b99700 r5:850f1800 [ 1349.276728][ T32] r4:00000001 [ 1349.276771][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.276812][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1349.276850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.276881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.276907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.276936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.276959][ T32] r4:85220e00 [ 1349.277454][ T32] INFO: task kworker/1:934:6014 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.277511][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.277596][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.277652][ T32] Call trace: [ 1349.277720][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.277770][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.277794][ T32] r4:00000000 [ 1349.277813][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.277868][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.277906][ T32] 5d20: bbb40000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.277937][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.277962][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.278013][ T32] r5:80000013 r4:80239bb0 [ 1349.278035][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.278075][ T32] r4:82ac11e4 [ 1349.278094][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.278135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.278175][ T32] r4:e05e5dc0 [ 1349.278198][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.278240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.278263][ T32] r4:00000000 [ 1349.278282][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.278335][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.278361][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.278403][ T32] r5:00001000 r4:ecf01000 [ 1349.278446][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.278489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.278531][ T32] r5:85c39b8c r4:85c39800 [ 1349.278551][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.278595][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.278615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.278660][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.278706][ T32] r4:846ded80 [ 1349.278733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.278777][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.278801][ T32] r4:00000001 [ 1349.278831][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.278884][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.278914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.278943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.278971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.279010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.279035][ T32] r4:84a7de40 [ 1349.279057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.279092][ T32] INFO: task kworker/1:935:6016 blocked for more than 475 seconds. [ 1349.279123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.279155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.279179][ T32] task:kworker/1:935 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.279232][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.279277][ T32] Call trace: [ 1349.279307][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.279375][ T32] r10:829188dc r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:850f2400 [ 1349.279401][ T32] r4:850f2400 [ 1349.279422][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.279463][ T32] r5:850f2400 r4:829188d8 [ 1349.279493][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.279535][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.279579][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 [ 1349.279601][ T32] r4:00000000 [ 1349.279620][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.279671][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.279709][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.279750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220fc0 [ 1349.279772][ T32] r4:00000000 [ 1349.279800][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.279853][ T32] r9:83018205 r8:850f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1349.279876][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.279916][ T32] r5:00001000 r4:eb429000 [ 1349.279968][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.280011][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.280053][ T32] r5:85a4678c r4:85a46400 [ 1349.280073][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.280146][ T32] r7:ddde2d80 r6:83018200 r5:85a4678c r4:852c7c00 [ 1349.280170][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.280228][ T32] r10:61c88647 r9:850f2400 r8:852c7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.280253][ T32] r4:852c7c00 [ 1349.280273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.280316][ T32] r10:00000000 r9:852c7c00 r8:8027f5e8 r7:ec9f1e60 r6:84b99780 r5:850f2400 [ 1349.280359][ T32] r4:00000001 [ 1349.280382][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.280417][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1349.280483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.280515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.280542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.280582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.280612][ T32] r4:85220e40 [ 1349.280932][ T32] INFO: task kworker/1:935:6016 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.280966][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.281084][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.281139][ T32] Call trace: [ 1349.281193][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.281241][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.281264][ T32] r4:00000000 [ 1349.281284][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.281330][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.281361][ T32] 5d20: bbb40000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.281390][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.281416][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.281440][ T32] r5:80000013 r4:80239bb0 [ 1349.281479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.281542][ T32] r4:82ac11e4 [ 1349.281572][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.281616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.281638][ T32] r4:e05e5dc0 [ 1349.281658][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.281717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.281749][ T32] r4:00000000 [ 1349.281770][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.281814][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.281842][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.281884][ T32] r5:00001000 r4:ecf01000 [ 1349.281903][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.281941][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.282008][ T32] r5:85c39b8c r4:85c39800 [ 1349.282030][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.282076][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.282098][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.290535][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.290617][ T32] r4:846ded80 [ 1349.290674][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.290753][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.290797][ T32] r4:00000001 [ 1349.290827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.290893][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.290932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.290992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.291025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.291056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.291079][ T32] r4:84a7de40 [ 1349.291140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.291184][ T32] INFO: task kworker/1:936:6017 blocked for more than 475 seconds. [ 1349.291219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.291243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.291264][ T32] task:kworker/1:936 state:D stack:0 pid:6017 tgid:6017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.291354][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.291412][ T32] Call trace: [ 1349.291478][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.291533][ T32] r10:829188dc r9:eca3dd84 r8:00000002 r7:60000013 r6:eca3dd8c r5:850f3000 [ 1349.291556][ T32] r4:850f3000 [ 1349.291576][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.291615][ T32] r5:850f3000 r4:829188d8 [ 1349.291654][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.291699][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.291744][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1349.291766][ T32] r4:00000000 [ 1349.291785][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.291821][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.291872][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.291917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9b80 [ 1349.291939][ T32] r4:00000000 [ 1349.291958][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.292003][ T32] r9:83018205 r8:850f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1349.292025][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.292079][ T32] r5:00001000 r4:eb72f000 [ 1349.292103][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.292142][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.304664][ T32] r5:85a46b8c r4:85a46800 [ 1349.304749][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.304860][ T32] r7:ddde2d80 r6:83018200 r5:85a46b8c r4:852c7d00 [ 1349.304899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.304950][ T32] r10:61c88647 r9:850f3000 r8:852c7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.304974][ T32] r4:852c7d00 [ 1349.304995][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.305041][ T32] r10:00000000 r9:852c7d00 r8:8027f5e8 r7:ec9f1e60 r6:84b99800 r5:850f3000 [ 1349.305064][ T32] r4:00000001 [ 1349.305083][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.305121][ T32] Exception stack(0xeca3dfb0 to 0xeca3dff8) [ 1349.305152][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.305181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.305207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.305268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.305296][ T32] r4:85220d00 [ 1349.305789][ T32] INFO: task kworker/1:936:6017 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.305826][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.305932][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.306018][ T32] Call trace: [ 1349.306051][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.306102][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.306150][ T32] r4:00000000 [ 1349.306175][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.306214][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.306242][ T32] 5d20: bc012000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.306295][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.306328][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.306374][ T32] r5:80000013 r4:80239bb0 [ 1349.306399][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.306465][ T32] r4:82ac11e4 [ 1349.306490][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.306532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.306555][ T32] r4:e05e5dc0 [ 1349.306574][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.306624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 3 printk messages dropped ** [ 1349.306751][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.306967][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 1 printk messages dropped ** [ 1349.307033][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.307055][ T32] r4:846ded80 [ 1349.307076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.307119][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.307162][ T32] r4:00000001 [ 1349.307187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.307223][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.307249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.307277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.307304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.307332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.307354][ T32] r4:84a7de40 [ 1349.307376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.307404][ T32] INFO: task kworker/1:937:6021 blocked for more than 475 seconds. [ 1349.307457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.307487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.307520][ T32] task:kworker/1:937 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.307570][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.307635][ T32] Call trace: [ 1349.307666][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.307725][ T32] r10:829188dc r9:eca41d84 r8:00000002 r7:60000013 r6:eca41d8c r5:850f3c00 [ 1349.307774][ T32] r4:850f3c00 [ 1349.307815][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.307867][ T32] r5:850f3c00 r4:829188d8 [ 1349.307888][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.307927][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.307972][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1349.308014][ T32] r4:00000000 [ 1349.308057][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.308099][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.308135][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.308194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9ac40 [ 1349.308220][ T32] r4:00000000 [ 1349.308249][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.308296][ T32] r9:83018205 r8:850f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1349.308332][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.308379][ T32] r5:00001000 r4:eb8a3000 [ 1349.308401][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.308440][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.308481][ T32] r5:85a4738c r4:85a47000 [ 1349.308500][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.308543][ T32] r7:ddde2d80 r6:83018200 r5:85a4738c r4:852c7e00 [ 1349.308563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.308608][ T32] r10:61c88647 r9:850f3c00 r8:852c7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.308629][ T32] r4:852c7e00 [ 1349.308668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.308730][ T32] r10:00000000 r9:852c7e00 r8:8027f5e8 r7:ec9f1e60 r6:84b99880 r5:850f3c00 [ 1349.308767][ T32] r4:00000001 [ 1349.308789][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.308825][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) [ 1349.308877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.308910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.308958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.308991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.309014][ T32] r4:85220840 [ 1349.309329][ T32] INFO: task kworker/1:937:6021 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.309381][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.309443][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.309499][ T32] Call trace: [ 1349.309561][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.309612][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.309643][ T32] r4:00000000 [ 1349.309664][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.309705][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.309753][ T32] 5d20: bc012000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.309811][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.309850][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.309885][ T32] r5:80000013 r4:80239bb0 [ 1349.309909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.309987][ T32] r4:82ac11e4 [ 1349.310049][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.310132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.310189][ T32] r4:e05e5dc0 [ 1349.310223][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.310267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.310290][ T32] r4:00000000 [ 1349.310309][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.310351][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.310373][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.310414][ T32] r5:00001000 r4:ecf01000 [ 1349.310433][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.310471][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.310680][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1349.310950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.311190][ T32] task:kworker/1:938 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.311598][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.311749][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.311961][ T32] r5:00001000 r4:eb9bf000 [ 1349.312005][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.312048][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.312103][ T32] r5:85a47f8c r4:85a47c00 [ 1349.312127][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.312172][ T32] r7:ddde2d80 r6:83018200 r5:85a47f8c r4:852c7e80 [ 1349.312260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.326307][ T32] r10:61c88647 r9:850f4800 r8:852c7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.326383][ T32] r4:852c7e80 [ 1349.326413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.326482][ T32] r10:00000000 r9:852c7e80 r8:8027f5e8 r7:ec9f1e60 r6:84b99980 r5:850f4800 [ 1349.326506][ T32] r4:00000001 [ 1349.326526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.326564][ T32] Exception stack(0xeca4dfb0 to 0xeca4dff8) [ 1349.326593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.326622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.326649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.326678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.326700][ T32] r4:85257080 [ 1349.327194][ T32] INFO: task kworker/1:938:6024 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.327237][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.327350][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.327407][ T32] Call trace: [ 1349.327463][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.327519][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.327544][ T32] r4:00000000 [ 1349.327563][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.327600][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.327628][ T32] 5d20: bc127000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.327682][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.327712][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.327768][ T32] r5:80000013 r4:80239bb0 [ 1349.327793][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.327873][ T32] r4:82ac11e4 [ 1349.327897][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.327944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.327969][ T32] r4:e05e5dc0 [ 1349.327989][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.328031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.328054][ T32] r4:00000000 [ 1349.328073][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.328144][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.328173][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.328245][ T32] r5:00001000 r4:ecf01000 [ 1349.328326][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.328373][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.328416][ T32] r5:85c39b8c r4:85c39800 [ 1349.328436][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.328481][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.328502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.328547][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.328612][ T32] r4:846ded80 [ 1349.328636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.328752][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.328778][ T32] r4:00000001 [ 1349.328800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.328851][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.328879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.328907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.328959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.328991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.329013][ T32] r4:84a7de40 [ 1349.329035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.329064][ T32] INFO: task kworker/1:939:6025 blocked for more than 475 seconds. [ 1349.329133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.329163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.329185][ T32] task:kworker/1:939 state:D stack:0 pid:6025 tgid:6025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.329266][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.329357][ T32] Call trace: [ 1349.329389][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.329516][ T32] r10:829188dc r9:eca51d84 r8:00000002 r7:60000013 r6:eca51d8c r5:850f6000 ** 1 printk messages dropped ** [ 1349.329564][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.329603][ T32] r5:850f6000 r4:829188d8 [ 1349.329623][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.329661][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.329705][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 [ 1349.329727][ T32] r4:00000000 [ 1349.329746][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.329783][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.329818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.329895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257040 [ 1349.329921][ T32] r4:00000000 [ 1349.329942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.330017][ T32] r9:83018205 r8:850f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.330097][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.330143][ T32] r5:00001000 r4:eb951000 [ 1349.330163][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.330200][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.330240][ T32] r5:85a47b8c r4:85a47800 [ 1349.330272][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.330340][ T32] r7:ddde2d80 r6:83018200 r5:85a47b8c r4:852c7d80 [ 1349.330364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.330410][ T32] r10:61c88647 r9:850f6000 r8:852c7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.330434][ T32] r4:852c7d80 [ 1349.330452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.330495][ T32] r10:00000000 r9:852c7d80 r8:8027f5e8 r7:eca4de60 r6:84b99900 r5:850f6000 [ 1349.330518][ T32] r4:00000001 [ 1349.330536][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.330594][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) [ 1349.330624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.330700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.330751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.330783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.330825][ T32] r4:85257080 [ 1349.331158][ T32] INFO: task kworker/1:939:6025 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.331191][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.331257][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.331302][ T32] Call trace: [ 1349.331332][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.331396][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.331443][ T32] r4:00000000 [ 1349.331467][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.331506][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.331534][ T32] 5d20: bc127000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.331563][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.331588][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.331611][ T32] r5:80000013 r4:80239bb0 [ 1349.331631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.331683][ T32] r4:82ac11e4 [ 1349.331706][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.331748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.331774][ T32] r4:e05e5dc0 [ 1349.331794][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.331842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.331887][ T32] r4:00000000 [ 1349.331911][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.331972][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.331998][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.332078][ T32] r5:00001000 r4:ecf01000 [ 1349.332106][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.332146][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.348146][ T32] r5:85c39b8c r4:85c39800 [ 1349.348191][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.348263][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.348303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.348357][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.348382][ T32] r4:846ded80 [ 1349.348402][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.348466][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.348494][ T32] r4:00000001 [ 1349.348516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.348554][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.348584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.348614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.348640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.348668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.348690][ T32] r4:84a7de40 [ 1349.348714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.348765][ T32] INFO: task kworker/1:940:6027 blocked for more than 475 seconds. ** 1 printk messages dropped ** [ 1349.348827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1349.349092][ T32] r4:850f5400 ** 1 printk messages dropped ** [ 1349.349171][ T32] r5:850f5400 r4:829188d8 ** 2 printk messages dropped ** [ 1349.349288][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 ** 3 printk messages dropped ** [ 1349.349429][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1349.349582][ T32] r9:83018205 r8:850f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 1 printk messages dropped ** [ 1349.349647][ T32] r5:00001000 r4:ebac5000 [ 1349.349666][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.349724][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.349794][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.349931][ T32] r10:61c88647 r9:850f5400 r8:852c7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.350224][ T32] Exception stack(0xeca59fb0 to 0xeca59ff8) ** 2 printk messages dropped ** [ 1349.350335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.350912][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.350969][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.351014][ T32] Call trace: [ 1349.351070][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.351123][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.351147][ T32] r4:00000000 [ 1349.351167][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.351203][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.351231][ T32] 5d20: bc78a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.351261][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.351286][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.351310][ T32] r5:80000013 r4:80239bb0 [ 1349.351330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.351368][ T32] r4:82ac11e4 [ 1349.351388][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.351429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.351451][ T32] r4:e05e5dc0 [ 1349.351470][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.351509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.351551][ T32] r4:00000000 [ 1349.351582][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.351627][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.351650][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.351692][ T32] r5:00001000 r4:ecf01000 [ 1349.351711][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.351750][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.351806][ T32] r5:85c39b8c r4:85c39800 [ 1349.351865][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.351916][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.351937][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.351983][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.352006][ T32] r4:846ded80 [ 1349.352026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.352069][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.352091][ T32] r4:00000001 [ 1349.352110][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.352143][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.352223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.364187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.364238][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.364274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.364299][ T32] r4:84a7de40 [ 1349.364324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.364354][ T32] INFO: task kworker/1:941:6029 blocked for more than 475 seconds. [ 1349.364400][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.364429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.364451][ T32] task:kworker/1:941 state:D stack:0 pid:6029 tgid:6029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.364509][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.364576][ T32] Call trace: [ 1349.364615][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.364668][ T32] r10:829188dc r9:eca61d84 r8:00000002 r7:60000113 r6:eca61d8c r5:85879800 [ 1349.364691][ T32] r4:85879800 [ 1349.364711][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.364767][ T32] r5:85879800 r4:829188d8 [ 1349.364792][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.364858][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.364913][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 [ 1349.364937][ T32] r4:00000000 [ 1349.364957][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.365021][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.365064][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.365107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257440 [ 1349.365130][ T32] r4:00000000 [ 1349.365149][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.365194][ T32] r9:83018205 r8:85879800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1349.365235][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.365281][ T32] r5:00001000 r4:eb9ef000 [ 1349.365301][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.365340][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.365400][ T32] r5:85a4778c r4:85a47400 [ 1349.365434][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.365482][ T32] r7:ddde2d80 r6:83018200 r5:85a4778c r4:852c7f00 [ 1349.365504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.365570][ T32] r10:61c88647 r9:85879800 r8:852c7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.365602][ T32] r4:852c7f00 [ 1349.365646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.365697][ T32] r10:00000000 r9:852c7f00 r8:8027f5e8 r7:eca59e60 r6:84b99a80 r5:85879800 [ 1349.365729][ T32] r4:00000001 [ 1349.365757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.365796][ T32] Exception stack(0xeca61fb0 to 0xeca61ff8) [ 1349.365824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.365861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.365910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.365943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.365991][ T32] r4:85257200 [ 1349.366522][ T32] INFO: task kworker/1:941:6029 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.366560][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.366621][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.366813][ T32] Call trace: [ 1349.366857][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.366908][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.366932][ T32] r4:00000000 [ 1349.366953][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.367005][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.367034][ T32] 5d20: bc91b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.367064][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.367090][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.367115][ T32] r5:80000013 r4:80239bb0 [ 1349.367134][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.367173][ T32] r4:82ac11e4 [ 1349.367220][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.367268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.367291][ T32] r4:e05e5dc0 [ 1349.367310][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.367350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.367373][ T32] r4:00000000 [ 1349.367393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.367436][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.367458][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.367500][ T32] r5:00001000 r4:ecf01000 [ 1349.367520][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.367558][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.367598][ T32] r5:85c39b8c r4:85c39800 [ 1349.367618][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.367662][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.367718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.367804][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.367845][ T32] r4:846ded80 [ 1349.367870][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.367923][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.367946][ T32] r4:00000001 [ 1349.367985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.368069][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.368145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.368198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.368232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.368270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.368295][ T32] r4:84a7de40 [ 1349.368316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.368342][ T32] INFO: task kworker/1:942:6031 blocked for more than 475 seconds. [ 1349.368383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.368423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.368449][ T32] task:kworker/1:942 state:D stack:0 pid:6031 tgid:6031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.368518][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.368587][ T32] Call trace: [ 1349.368621][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.368672][ T32] r10:829188dc r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:85a26000 [ 1349.368700][ T32] r4:85a26000 [ 1349.368731][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.368778][ T32] r5:85a26000 r4:829188d8 [ 1349.368800][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.368864][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.368915][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 [ 1349.368956][ T32] r4:00000000 [ 1349.368986][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.369030][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.369071][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.369116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257580 [ 1349.369145][ T32] r4:00000000 [ 1349.369170][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.369214][ T32] r9:83018205 r8:85a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1349.369235][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.369274][ T32] r5:00001000 r4:eba67000 [ 1349.369293][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.369331][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.369427][ T32] r5:85a4838c r4:85a48000 [ 1349.369456][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.369510][ T32] r7:ddde2d80 r6:83018200 r5:85a4838c r4:8524a100 [ 1349.369559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.369611][ T32] r10:61c88647 r9:85a26000 r8:8524a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.369635][ T32] r4:8524a100 [ 1349.369672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.369723][ T32] r10:00000000 r9:8524a100 r8:8027f5e8 r7:eca59e60 r6:84b99b00 r5:85a26000 [ 1349.369749][ T32] r4:00000001 [ 1349.369768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.369809][ T32] Exception stack(0xeca69fb0 to 0xeca69ff8) [ 1349.369861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.369899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.369929][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.369962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.370033][ T32] r4:85257100 [ 1349.370416][ T32] INFO: task kworker/1:942:6031 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.370453][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.370514][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.370560][ T32] Call trace: [ 1349.370592][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.370640][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.370665][ T32] r4:00000000 [ 1349.370685][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.370728][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.370757][ T32] 5d20: bc91b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.370788][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.370814][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.370877][ T32] r5:80000013 r4:80239bb0 [ 1349.370906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.370948][ T32] r4:82ac11e4 [ 1349.370967][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.371010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.371033][ T32] r4:e05e5dc0 [ 1349.371053][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.371098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.371133][ T32] r4:00000000 [ 1349.371159][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.371205][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.371228][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.371272][ T32] r5:00001000 r4:ecf01000 [ 1349.371292][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.371333][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.371376][ T32] r5:85c39b8c r4:85c39800 [ 1349.371397][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.371444][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 1 printk messages dropped ** [ 1349.371513][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.371718][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.371757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.371807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.371855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.371887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.371910][ T32] r4:84a7de40 [ 1349.371930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.371956][ T32] INFO: task kworker/1:943:6033 blocked for more than 475 seconds. [ 1349.371999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.372037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.372087][ T32] task:kworker/1:943 state:D stack:0 pid:6033 tgid:6033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.372140][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.391653][ T32] Call trace: [ 1349.391735][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.391840][ T32] r10:829188dc r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:85a28000 [ 1349.391891][ T32] r4:85a28000 [ 1349.391918][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.391961][ T32] r5:85a28000 r4:829188d8 [ 1349.391981][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.392040][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.392091][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca71e08 [ 1349.392114][ T32] r4:00000000 [ 1349.392133][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.392521][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.392584][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.392628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257940 [ 1349.392652][ T32] r4:00000000 [ 1349.392672][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.392718][ T32] r9:83018205 r8:85a28000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.392760][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.392810][ T32] r5:00001000 r4:ebb25000 [ 1349.392839][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.392881][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.392923][ T32] r5:85a48f8c r4:85a48c00 [ 1349.392943][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.392990][ T32] r7:ddde2d80 r6:83018200 r5:85a48f8c r4:8524a000 [ 1349.393011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.393061][ T32] r10:61c88647 r9:85a28000 r8:8524a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.393084][ T32] r4:8524a000 [ 1349.393104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.393167][ T32] r10:00000000 r9:8524a000 r8:8027f5e8 r7:eca59e60 r6:84b99b80 r5:85a28000 [ 1349.393196][ T32] r4:00000001 [ 1349.393216][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.393255][ T32] Exception stack(0xeca71fb0 to 0xeca71ff8) [ 1349.393285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.393314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.393361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.393397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.393421][ T32] r4:852575c0 [ 1349.393911][ T32] INFO: task kworker/1:943:6033 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.393983][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.394061][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.394152][ T32] Call trace: [ 1349.394204][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.394256][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.394280][ T32] r4:00000000 [ 1349.394323][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.394365][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.394393][ T32] 5d20: bcd98000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.394423][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.394468][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.394497][ T32] r5:80000013 r4:80239bb0 [ 1349.394519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.394560][ T32] r4:82ac11e4 [ 1349.394580][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.394621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.394643][ T32] r4:e05e5dc0 [ 1349.394682][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.394727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.394762][ T32] r4:00000000 [ 1349.394795][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.394878][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.394905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.394974][ T32] r5:00001000 r4:ecf01000 [ 1349.394999][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.395039][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.395081][ T32] r5:85c39b8c r4:85c39800 [ 1349.395100][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.395146][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.395166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.395211][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.395261][ T32] r4:846ded80 [ 1349.395285][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.395329][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.395351][ T32] r4:00000001 [ 1349.395370][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.395429][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.395460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.395489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.395516][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.395546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.395568][ T32] r4:84a7de40 ** 1 printk messages dropped ** [ 1349.395635][ T32] INFO: task kworker/1:944:6035 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.395943][ T32] r4:85a29800 ** 2 printk messages dropped ** [ 1349.396053][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.396306][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.396523][ T32] r5:00001000 r4:ebafb000 [ 1349.396543][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.396580][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.396620][ T32] r5:85a48b8c r4:85a48800 [ 1349.396639][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.396708][ T32] r7:ddde2d80 r6:83018200 r5:85a48b8c r4:8524a180 [ 1349.396734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.396779][ T32] r10:61c88647 r9:85a29800 r8:8524a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.396802][ T32] r4:8524a180 [ 1349.396821][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.396871][ T32] r10:00000000 r9:8524a180 r8:8027f5e8 r7:eca71e60 r6:84b99c00 r5:85a29800 [ 1349.396894][ T32] r4:00000001 [ 1349.396913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.396946][ T32] Exception stack(0xeca79fb0 to 0xeca79ff8) [ 1349.396972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.396999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.397053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.397086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.397109][ T32] r4:85257700 [ 1349.397401][ T32] INFO: task kworker/1:944:6035 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.397434][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.397488][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.397601][ T32] Call trace: [ 1349.397699][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.397789][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.397817][ T32] r4:00000000 [ 1349.397874][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.397916][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.397945][ T32] 5d20: bcd98000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.398009][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.398043][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.398069][ T32] r5:80000013 r4:80239bb0 [ 1349.398124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.398209][ T32] r4:82ac11e4 [ 1349.398235][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.398280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.398302][ T32] r4:e05e5dc0 [ 1349.398321][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.398361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.398383][ T32] r4:00000000 [ 1349.398429][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.398476][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.398518][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.398564][ T32] r5:00001000 r4:ecf01000 [ 1349.398609][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.398676][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.398721][ T32] r5:85c39b8c r4:85c39800 [ 1349.398743][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.398788][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.398809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.398864][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.398888][ T32] r4:846ded80 [ 1349.398940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.398989][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.399038][ T32] r4:00000001 [ 1349.399061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.399096][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.399122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.399150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.399176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.399204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.399226][ T32] r4:84a7de40 [ 1349.399245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.399270][ T32] INFO: task kworker/1:945:6037 blocked for more than 475 seconds. [ 1349.399298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.399321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.399342][ T32] task:kworker/1:945 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.399416][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.399487][ T32] Call trace: [ 1349.399526][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.399571][ T32] r10:829188dc r9:eca81d84 r8:00000002 r7:60000013 r6:eca81d8c r5:85a28c00 [ 1349.399617][ T32] r4:85a28c00 [ 1349.399641][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.399681][ T32] r5:85a28c00 r4:829188d8 [ 1349.399726][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.399769][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.399814][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 [ 1349.399844][ T32] r4:00000000 [ 1349.399864][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.399924][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.399965][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.400005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257c00 [ 1349.400052][ T32] r4:00000000 [ 1349.400078][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.400281][ T32] r5:00001000 r4:ec4ab000 [ 1349.400305][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.400344][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.400384][ T32] r5:85a4ab8c r4:85a4a800 [ 1349.400428][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.400476][ T32] r7:ddde2d80 r6:83018200 r5:85a4ab8c r4:8524a200 ** 2 printk messages dropped ** [ 1349.400563][ T32] r4:8524a200 ** 4 printk messages dropped ** [ 1349.400733][ T32] Exception stack(0xeca81fb0 to 0xeca81ff8) ** 3 printk messages dropped ** [ 1349.400887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1349.401357][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.401674][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 4 printk messages dropped ** [ 1349.401883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1349.432544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.432622][ T32] r4:00000000 [ 1349.432649][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.432719][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.432742][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.432812][ T32] r5:00001000 r4:ecf01000 [ 1349.432856][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.432901][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.432966][ T32] r5:85c39b8c r4:85c39800 [ 1349.432992][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.433039][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.433060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.433106][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.433128][ T32] r4:846ded80 [ 1349.433148][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.433192][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.433236][ T32] r4:00000001 [ 1349.433280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.433333][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.433367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.433396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.433446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.433480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.433515][ T32] r4:84a7de40 [ 1349.433542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.433572][ T32] INFO: task kworker/1:946:6039 blocked for more than 475 seconds. [ 1349.433605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.433639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.433664][ T32] task:kworker/1:946 state:D stack:0 pid:6039 tgid:6039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.433724][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.433769][ T32] Call trace: [ 1349.433802][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.433862][ T32] r10:829188dc r9:eca89d84 r8:00000002 r7:60000013 r6:eca89d8c r5:85a2a400 [ 1349.433885][ T32] r4:85a2a400 [ 1349.433904][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.433943][ T32] r5:85a2a400 r4:829188d8 [ 1349.433963][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.434028][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.434072][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca89e08 [ 1349.434094][ T32] r4:00000000 [ 1349.434139][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.434180][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.434216][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.434256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257a80 [ 1349.434279][ T32] r4:00000000 [ 1349.434298][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.434341][ T32] r9:83018205 r8:85a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1349.434362][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.434430][ T32] r5:00001000 r4:ebb6d000 [ 1349.434454][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.434493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.434533][ T32] r5:85a4938c r4:85a49000 [ 1349.434552][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.434595][ T32] r7:ddde2d80 r6:83018200 r5:85a4938c r4:8524a280 [ 1349.434615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.434684][ T32] r10:61c88647 r9:85a2a400 r8:8524a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.434710][ T32] r4:8524a280 [ 1349.434730][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.434774][ T32] r10:00000000 r9:8524a280 r8:8027f5e8 r7:eca81e60 r6:84b99d00 r5:85a2a400 [ 1349.434796][ T32] r4:00000001 [ 1349.434814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.434854][ T32] Exception stack(0xeca89fb0 to 0xeca89ff8) [ 1349.434892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.434925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.434952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.434980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.435043][ T32] r4:85257740 [ 1349.435523][ T32] INFO: task kworker/1:946:6039 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.435556][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.435612][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.435656][ T32] Call trace: [ 1349.435699][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.435785][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.435815][ T32] r4:00000000 [ 1349.435891][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.435934][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.435962][ T32] 5d20: bd7f4000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.436016][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.436047][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.436072][ T32] r5:80000013 r4:80239bb0 [ 1349.436092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.436156][ T32] r4:82ac11e4 [ 1349.436180][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.436222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.436269][ T32] r4:e05e5dc0 [ 1349.436292][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.436333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.436355][ T32] r4:00000000 [ 1349.436374][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.436416][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.436438][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.436505][ T32] r5:00001000 r4:ecf01000 [ 1349.436528][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.436567][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.436622][ T32] r5:85c39b8c r4:85c39800 [ 1349.436646][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.436692][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.436713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.436758][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.436780][ T32] r4:846ded80 [ 1349.436825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.436882][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.436932][ T32] r4:00000001 [ 1349.436956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.436991][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.437017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.437071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.437132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.437188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.437214][ T32] r4:84a7de40 [ 1349.437235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.437259][ T32] INFO: task kworker/1:947:6041 blocked for more than 475 seconds. [ 1349.437287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.437311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.437358][ T32] task:kworker/1:947 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.437407][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.437448][ T32] Call trace: [ 1349.437492][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.437539][ T32] r10:829188dc r9:eca91d84 r8:00000002 r7:60000013 r6:eca91d8c r5:85a2b000 [ 1349.437561][ T32] r4:85a2b000 [ 1349.437581][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.437646][ T32] r5:85a2b000 r4:829188d8 [ 1349.437670][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.437708][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.437752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1349.437775][ T32] r4:00000000 [ 1349.437794][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.437865][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.437906][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.437947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257cc0 [ 1349.437987][ T32] r4:00000000 [ 1349.438050][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.438097][ T32] r9:83018205 r8:85a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1349.438129][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.438172][ T32] r5:00001000 r4:ebb97000 [ 1349.438192][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.438256][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.438302][ T32] r5:85a49b8c r4:85a49800 [ 1349.438321][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.438365][ T32] r7:ddde2d80 r6:83018200 r5:85a49b8c r4:8524a300 [ 1349.438385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.438428][ T32] r10:61c88647 r9:85a2b000 r8:8524a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.438500][ T32] r4:8524a300 [ 1349.438523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.438572][ T32] r10:00000000 r9:8524a300 r8:8027f5e8 r7:eca81e60 r6:84b99d80 r5:85a2b000 [ 1349.438595][ T32] r4:00000001 [ 1349.438614][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.438673][ T32] Exception stack(0xeca91fb0 to 0xeca91ff8) [ 1349.438723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.438755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.438807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.438883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.438909][ T32] r4:85257c40 [ 1349.439203][ T32] INFO: task kworker/1:947:6041 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.439274][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.439333][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.439377][ T32] Call trace: [ 1349.439406][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.439452][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.439489][ T32] r4:00000000 [ 1349.439513][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.439571][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.439624][ T32] 5d20: bd7f4000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.439681][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.439730][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.439798][ T32] r5:80000013 r4:80239bb0 [ 1349.439823][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.439912][ T32] r4:82ac11e4 [ 1349.439937][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.439981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.440004][ T32] r4:e05e5dc0 [ 1349.440023][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.440064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.440090][ T32] r4:00000000 [ 1349.440111][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.440155][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.440177][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.440242][ T32] r5:00001000 r4:ecf01000 [ 1349.440266][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.440306][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.440350][ T32] r5:85c39b8c r4:85c39800 [ 1349.440393][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.440443][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.440499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.440550][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.440573][ T32] r4:846ded80 [ 1349.440592][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.440635][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.440657][ T32] r4:00000001 [ 1349.440696][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.440736][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.440766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.440798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.440859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.440903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.440930][ T32] r4:84a7de40 [ 1349.440951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.440975][ T32] INFO: task kworker/1:948:6043 blocked for more than 475 seconds. [ 1349.441002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.441025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.441067][ T32] task:kworker/1:948 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.441186][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.441232][ T32] Call trace: [ 1349.441262][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.441350][ T32] r10:829188dc r9:eca99d84 r8:00000002 r7:60000113 r6:eca99d8c r5:85a2bc00 [ 1349.441376][ T32] r4:85a2bc00 [ 1349.441397][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.441458][ T32] r5:85a2bc00 r4:829188d8 [ 1349.441482][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.441525][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.441594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca99e08 [ 1349.441621][ T32] r4:00000000 [ 1349.441694][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.441735][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.441790][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.441850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257d40 [ 1349.441892][ T32] r4:00000000 [ 1349.441916][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.442014][ T32] r9:83018205 r8:85a2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.442111][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.462490][ T32] r5:00001000 r4:ebbb7000 [ 1349.462576][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.462646][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.462691][ T32] r5:85a4978c r4:85a49400 [ 1349.462712][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.462759][ T32] r7:ddde2d80 r6:83018200 r5:85a4978c r4:8524a400 [ 1349.462781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.462848][ T32] r10:61c88647 r9:85a2bc00 r8:8524a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.462877][ T32] r4:8524a400 [ 1349.462898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.462970][ T32] r10:00000000 r9:8524a400 r8:8027f5e8 r7:eca81e60 r6:84b99e00 r5:85a2bc00 [ 1349.463043][ T32] r4:00000001 [ 1349.463068][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.463106][ T32] Exception stack(0xeca99fb0 to 0xeca99ff8) [ 1349.463145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.463176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.463202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.463232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.463303][ T32] r4:85257a40 [ 1349.463787][ T32] INFO: task kworker/1:948:6043 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.463874][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.463952][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.464002][ T32] Call trace: [ 1349.464035][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.464085][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.464110][ T32] r4:00000000 [ 1349.464155][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.464215][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.464247][ T32] 5d20: bdcd3000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.464325][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.464362][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.464396][ T32] r5:80000013 r4:80239bb0 [ 1349.464465][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.464519][ T32] r4:82ac11e4 [ 1349.464552][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.464599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.464622][ T32] r4:e05e5dc0 [ 1349.464666][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.464717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.464741][ T32] r4:00000000 [ 1349.464762][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.464837][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.464866][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.464910][ T32] r5:00001000 r4:ecf01000 [ 1349.464931][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.464970][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.465012][ T32] r5:85c39b8c r4:85c39800 [ 1349.465032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.465077][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.465098][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.465144][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.465167][ T32] r4:846ded80 [ 1349.465187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.465231][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.465254][ T32] r4:00000001 [ 1349.465274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.465309][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.465335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.465363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.465391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.465424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.465461][ T32] r4:84a7de40 [ 1349.465534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.465569][ T32] INFO: task kworker/1:949:6045 blocked for more than 475 seconds. [ 1349.465620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.465650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.465671][ T32] task:kworker/1:949 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.465717][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.465788][ T32] Call trace: [ 1349.465839][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.465919][ T32] r10:829188dc r9:ecaa1d84 r8:00000002 r7:60000113 r6:ecaa1d8c r5:85a2c800 ** 2 printk messages dropped ** [ 1349.466033][ T32] r5:85a2c800 r4:829188d8 ** 3 printk messages dropped ** [ 1349.466245][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.466472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852579c0 ** 4 printk messages dropped ** [ 1349.466626][ T32] r5:00001000 r4:ebc47000 ** 1 printk messages dropped ** [ 1349.466709][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.467060][ T32] r10:00000000 r9:8524a380 r8:8027f5e8 r7:eca81e60 r6:84b99e80 r5:85a2c800 ** 5 printk messages dropped ** [ 1349.467309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.467347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.467370][ T32] r4:85257d80 [ 1349.467672][ T32] INFO: task kworker/1:949:6045 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.467718][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.467802][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.467868][ T32] Call trace: [ 1349.467899][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.467970][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.467998][ T32] r4:00000000 [ 1349.468067][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.468109][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.468138][ T32] 5d20: bdcd3000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.468168][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.468194][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.468222][ T32] r5:80000013 r4:80239bb0 [ 1349.468244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.468284][ T32] r4:82ac11e4 [ 1349.468321][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.468367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.468389][ T32] r4:e05e5dc0 [ 1349.468434][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.468504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.468557][ T32] r4:00000000 [ 1349.468613][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.468662][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.468686][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.468728][ T32] r5:00001000 r4:ecf01000 [ 1349.468749][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.468805][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.468858][ T32] r5:85c39b8c r4:85c39800 [ 1349.468879][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.468925][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.468970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.469025][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.469050][ T32] r4:846ded80 [ 1349.469070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.469114][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.469136][ T32] r4:00000001 [ 1349.469155][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.469190][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 2 printk messages dropped ** [ 1349.469316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.469563][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.469891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 [ 1349.469914][ T32] r4:00000000 [ 1349.469944][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.470007][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.470044][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.470083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525d6c0 [ 1349.470105][ T32] r4:00000000 [ 1349.470125][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.470168][ T32] r9:83018205 r8:85a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1349.470215][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.470260][ T32] r5:00001000 r4:ebc6b000 [ 1349.470282][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.470343][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.470390][ T32] r5:85a4a78c r4:85a4a400 [ 1349.470433][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.470481][ T32] r7:ddde2d80 r6:83018200 r5:85a4a78c r4:8524a080 [ 1349.470506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.470575][ T32] r10:61c88647 r9:85a2ec00 r8:8524a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.470602][ T32] r4:8524a080 [ 1349.470634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.470705][ T32] r10:00000000 r9:8524a080 r8:8027f5e8 r7:eca81e60 r6:84b99f00 r5:85a2ec00 [ 1349.470792][ T32] r4:00000001 [ 1349.470818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.470864][ T32] Exception stack(0xecaa9fb0 to 0xecaa9ff8) [ 1349.470891][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.470932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.470962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.470991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.471018][ T32] r4:85257c00 [ 1349.471325][ T32] INFO: task kworker/1:950:6047 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.471386][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.471459][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.471513][ T32] Call trace: [ 1349.471571][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.471618][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.471643][ T32] r4:00000000 [ 1349.471663][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.471699][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.471726][ T32] 5d20: bdcd3000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.471755][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.471781][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.471805][ T32] r5:80000013 r4:80239bb0 [ 1349.471824][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.471906][ T32] r4:82ac11e4 [ 1349.471931][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.471974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.471997][ T32] r4:e05e5dc0 [ 1349.472035][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.472101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.472203][ T32] r4:00000000 [ 1349.496358][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.496486][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.496518][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.496570][ T32] r5:00001000 r4:ecf01000 [ 1349.496604][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.496648][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.496692][ T32] r5:85c39b8c r4:85c39800 [ 1349.496715][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.496913][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1349.497072][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1349.497157][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 3 printk messages dropped ** [ 1349.497278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1349.497518][ T32] task:kworker/1:951 state:D stack:0 pid:6049 tgid:6049 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.497892][ T32] r4:85a2e000 ** 2 printk messages dropped ** [ 1349.498002][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.498263][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1349.498545][ T32] r9:83018205 r8:85a2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1349.498749][ T32] r5:00001000 r4:ec489000 [ 1349.498773][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.498813][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.498926][ T32] r7:ddde2d80 r6:83018200 r5:85a4a38c r4:8524a480 ** 1 printk messages dropped ** [ 1349.498991][ T32] r10:61c88647 r9:85a2e000 r8:8524a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.499014][ T32] r4:8524a480 [ 1349.499056][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.499105][ T32] r10:00000000 r9:8524a480 r8:8027f5e8 r7:eca81e60 r6:84b99f80 r5:85a2e000 [ 1349.499141][ T32] r4:00000001 [ 1349.499163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.499211][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1349.499242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.499272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.499299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.499328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.499350][ T32] r4:8525ddc0 [ 1349.499819][ T32] INFO: task kworker/1:951:6049 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.499864][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.499956][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.500054][ T32] Call trace: [ 1349.500090][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.500186][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.500214][ T32] r4:00000000 [ 1349.500235][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.500273][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.500301][ T32] 5d20: be0be000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.500330][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.500356][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.500381][ T32] r5:80000013 r4:80239bb0 [ 1349.500401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.500440][ T32] r4:82ac11e4 [ 1349.500459][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.500500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.500522][ T32] r4:e05e5dc0 [ 1349.500541][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.500580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.500604][ T32] r4:00000000 [ 1349.500646][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.500694][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.500717][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.500764][ T32] r5:00001000 r4:ecf01000 [ 1349.500842][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.500894][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.500937][ T32] r5:85c39b8c r4:85c39800 [ 1349.500982][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.501075][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.501127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.501183][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.501254][ T32] r4:846ded80 [ 1349.501322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.501372][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.501419][ T32] r4:00000001 [ 1349.501467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.501508][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.501535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.501564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.501591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.501625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.501649][ T32] r4:84a7de40 [ 1349.501669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.501694][ T32] INFO: task kworker/1:952:6051 blocked for more than 476 seconds. [ 1349.501795][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.501824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.501853][ T32] task:kworker/1:952 state:D stack:0 pid:6051 tgid:6051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.501929][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.501996][ T32] Call trace: [ 1349.502028][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.502074][ T32] r10:829188dc r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:850f6c00 [ 1349.502097][ T32] r4:850f6c00 [ 1349.502117][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.502185][ T32] r5:850f6c00 r4:829188d8 [ 1349.502271][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.518486][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.518579][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 [ 1349.518629][ T32] r4:00000000 [ 1349.518655][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.518697][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.518739][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.518781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b434c0 [ 1349.518804][ T32] r4:00000000 [ 1349.518842][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.518939][ T32] r9:83018205 r8:850f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1349.518968][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.519016][ T32] r5:00001000 r4:ec511000 [ 1349.519041][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.519086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.519179][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.519324][ T32] r4:8524a580 ** 1 printk messages dropped ** [ 1349.519433][ T32] r10:00000000 r9:8524a580 r8:8027f5e8 r7:eca81e60 r6:84785000 r5:850f6c00 ** 4 printk messages dropped ** [ 1349.519576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.520214][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1349.520437][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.520484][ T32] r4:00000000 [ 1349.520527][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.520569][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.520621][ T32] 5d20: be499000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.520656][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.520683][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.520730][ T32] r5:80000013 r4:80239bb0 [ 1349.520755][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.520795][ T32] r4:82ac11e4 [ 1349.520870][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.520918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.520941][ T32] r4:e05e5dc0 [ 1349.520961][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.521004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.521026][ T32] r4:00000000 [ 1349.521046][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.521089][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.521112][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.521155][ T32] r5:00001000 r4:ecf01000 [ 1349.521175][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.521213][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.521254][ T32] r5:85c39b8c r4:85c39800 [ 1349.521273][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.521318][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.521338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.521384][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.521421][ T32] r4:846ded80 [ 1349.521468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.521521][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.521593][ T32] r4:00000001 [ 1349.521652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.521693][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.521720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.521749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.521776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.521805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.521830][ T32] r4:84a7de40 [ 1349.521858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.521899][ T32] INFO: task kworker/1:953:6053 blocked for more than 476 seconds. [ 1349.521935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.521991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.522019][ T32] task:kworker/1:953 state:D stack:0 pid:6053 tgid:6053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.522068][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.522129][ T32] Call trace: [ 1349.522232][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.535436][ T32] r10:829188dc r9:ecabdd84 r8:00000002 r7:60000113 r6:ecabdd8c r5:850f0c00 [ 1349.535484][ T32] r4:850f0c00 [ 1349.535508][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.535568][ T32] r5:850f0c00 r4:829188d8 [ 1349.535590][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.535631][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.535675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 [ 1349.535723][ T32] r4:00000000 [ 1349.535752][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.535792][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.535860][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.535907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b431c0 [ 1349.535931][ T32] r4:00000000 [ 1349.535990][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.536042][ T32] r9:83018205 r8:850f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1349.536066][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.536111][ T32] r5:00001000 r4:ec4c3000 [ 1349.536132][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.536170][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.536211][ T32] r5:85a4af8c r4:85a4ac00 [ 1349.536232][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.536278][ T32] r7:ddde2d80 r6:83018200 r5:85a4af8c r4:8524a500 [ 1349.536300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.536345][ T32] r10:61c88647 r9:850f0c00 r8:8524a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.536368][ T32] r4:8524a500 [ 1349.536387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.536431][ T32] r10:00000000 r9:8524a500 r8:8027f5e8 r7:ecab9e60 r6:84785080 r5:850f0c00 [ 1349.536453][ T32] r4:00000001 [ 1349.536495][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.536536][ T32] Exception stack(0xecabdfb0 to 0xecabdff8) [ 1349.536590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.536627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.536656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.536697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.536723][ T32] r4:84ad0d00 [ 1349.537204][ T32] INFO: task kworker/1:953:6053 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.537241][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.537326][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.537381][ T32] Call trace: [ 1349.537412][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.537469][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.537497][ T32] r4:00000000 [ 1349.537518][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.537567][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.537617][ T32] 5d20: be763000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.537683][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.537712][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.537736][ T32] r5:80000013 r4:80239bb0 [ 1349.537757][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.537798][ T32] r4:82ac11e4 [ 1349.537823][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.537872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.537895][ T32] r4:e05e5dc0 [ 1349.537915][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.537955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.537999][ T32] r4:00000000 [ 1349.538054][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.538155][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.538182][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.538224][ T32] r5:00001000 r4:ecf01000 [ 1349.538244][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.538282][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.538371][ T32] r5:85c39b8c r4:85c39800 [ 1349.538402][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.538449][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.538469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.538515][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.538603][ T32] r4:846ded80 [ 1349.538628][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.538674][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.538701][ T32] r4:00000001 [ 1349.538723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.538757][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.538800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.538838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.538877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.538931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.538957][ T32] r4:84a7de40 [ 1349.539002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.539035][ T32] INFO: task kworker/1:954:6055 blocked for more than 476 seconds. [ 1349.539090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.539120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.539142][ T32] task:kworker/1:954 state:D stack:0 pid:6055 tgid:6055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.539187][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.539228][ T32] Call trace: [ 1349.539288][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.539334][ T32] r10:829188dc r9:ecac1d84 r8:00000002 r7:60000013 r6:ecac1d8c r5:85a2d400 [ 1349.539358][ T32] r4:85a2d400 [ 1349.539377][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.539427][ T32] r5:85a2d400 r4:829188d8 [ 1349.539451][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.539490][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.539534][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 [ 1349.539556][ T32] r4:00000000 [ 1349.539575][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.539611][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.539652][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.539694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b43440 [ 1349.539716][ T32] r4:00000000 [ 1349.539736][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.539778][ T32] r9:83018205 r8:85a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.539799][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.539846][ T32] r5:00001000 r4:ec4e7000 [ 1349.539866][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.539903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.539944][ T32] r5:85a4b78c r4:85a4b400 [ 1349.539965][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.540008][ T32] r7:ddde2d80 r6:83018200 r5:85a4b78c r4:8524a600 [ 1349.540047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.540098][ T32] r10:61c88647 r9:85a2d400 r8:8524a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.540120][ T32] r4:8524a600 [ 1349.540152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.540199][ T32] r10:00000000 r9:8524a600 r8:8027f5e8 r7:ecab9e60 r6:84785100 r5:85a2d400 [ 1349.540222][ T32] r4:00000001 [ 1349.540241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.540275][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1349.540301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.540329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.540356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.540387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.540411][ T32] r4:84b43100 [ 1349.540666][ T32] INFO: task kworker/1:954:6055 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.540699][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.540755][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.540799][ T32] Call trace: [ 1349.540830][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.540899][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.540961][ T32] r4:00000000 [ 1349.541010][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.541064][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.541197][ T32] 5d20: be763000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.541237][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.541269][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.541295][ T32] r5:80000013 r4:80239bb0 [ 1349.541315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.541353][ T32] r4:82ac11e4 [ 1349.541397][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.541443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.541466][ T32] r4:e05e5dc0 [ 1349.541490][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.541534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.541558][ T32] r4:00000000 [ 1349.541580][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.541640][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.541666][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.541743][ T32] r5:00001000 r4:ecf01000 [ 1349.541768][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.541811][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.541885][ T32] r5:85c39b8c r4:85c39800 [ 1349.541934][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.542009][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.542032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.542080][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.542104][ T32] r4:846ded80 [ 1349.542124][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.556698][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.556744][ T32] r4:00000001 [ 1349.556770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.556844][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.556878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.556909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.556961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.557019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.557046][ T32] r4:84a7de40 [ 1349.557070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.557100][ T32] INFO: task kworker/1:955:6057 blocked for more than 476 seconds. [ 1349.557133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.557157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.557179][ T32] task:kworker/1:955 state:D stack:0 pid:6057 tgid:6057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.557234][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.557334][ T32] Call trace: [ 1349.557389][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.557442][ T32] r10:829188dc r9:ecac5d84 r8:00000002 r7:60000113 r6:ecac5d8c r5:849e8000 [ 1349.557466][ T32] r4:849e8000 [ 1349.557534][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.557579][ T32] r5:849e8000 r4:829188d8 [ 1349.557601][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.557641][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.557690][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 [ 1349.557714][ T32] r4:00000000 [ 1349.557733][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.557770][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.557812][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.557874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85257f00 [ 1349.557901][ T32] r4:00000000 [ 1349.557921][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.557990][ T32] r9:83018205 r8:849e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1349.558015][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.558058][ T32] r5:00001000 r4:ec58d000 [ 1349.558104][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.558176][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.558223][ T32] r5:85a4e38c r4:85a4e000 [ 1349.558246][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.558314][ T32] r7:ddde2d80 r6:83018200 r5:85a4e38c r4:8524a700 [ 1349.558341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.558388][ T32] r10:61c88647 r9:849e8000 r8:8524a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.558411][ T32] r4:8524a700 [ 1349.558430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.558543][ T32] r10:00000000 r9:8524a700 r8:8027f5e8 r7:ecab9e60 r6:84785180 r5:849e8000 [ 1349.558644][ T32] r4:00000001 [ 1349.558669][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.558709][ T32] Exception stack(0xecac5fb0 to 0xecac5ff8) [ 1349.558736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.558766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.558793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.558821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.558880][ T32] r4:84b432c0 [ 1349.559324][ T32] INFO: task kworker/1:955:6057 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.559386][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.559485][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.559534][ T32] Call trace: [ 1349.559588][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.559641][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.559671][ T32] r4:00000000 [ 1349.559693][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.559766][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.559798][ T32] 5d20: be98a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.559830][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.559863][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.559892][ T32] r5:80000013 r4:80239bb0 [ 1349.559953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.560024][ T32] r4:82ac11e4 [ 1349.560068][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.560123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.560160][ T32] r4:e05e5dc0 [ 1349.560183][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.560225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.560248][ T32] r4:00000000 [ 1349.560268][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.560335][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.560361][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.560406][ T32] r5:00001000 r4:ecf01000 [ 1349.560545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.560590][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.560632][ T32] r5:85c39b8c r4:85c39800 [ 1349.560651][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.560722][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.560747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.560795][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.560820][ T32] r4:846ded80 [ 1349.560916][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.561015][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.561089][ T32] r4:00000001 [ 1349.561125][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.561169][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.561197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.561239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.561271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.561341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.561375][ T32] r4:84a7de40 [ 1349.561395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.561421][ T32] INFO: task kworker/1:956:6059 blocked for more than 476 seconds. [ 1349.561450][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.561497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.561523][ T32] task:kworker/1:956 state:D stack:0 pid:6059 tgid:6059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.561611][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.561756][ T32] Call trace: [ 1349.561788][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.561839][ T32] r10:829188dc r9:ec979d84 r8:00000002 r7:60000013 r6:ec979d8c r5:849e8c00 [ 1349.561864][ T32] r4:849e8c00 [ 1349.561884][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.561924][ T32] r5:849e8c00 r4:829188d8 [ 1349.561944][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.562003][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.562050][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 [ 1349.562073][ T32] r4:00000000 [ 1349.562093][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.562199][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.578328][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.578438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b43640 [ 1349.578469][ T32] r4:00000000 [ 1349.578492][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.578542][ T32] r9:83018205 r8:849e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1349.578589][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.578746][ T32] r5:00001000 r4:dfbdf000 [ 1349.578773][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.578816][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.578867][ T32] r5:85a4bb8c r4:85a4b800 [ 1349.578888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.578947][ T32] r7:ddde2d80 r6:83018200 r5:85a4bb8c r4:8524a780 [ 1349.578997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.579055][ T32] r10:61c88647 r9:849e8c00 r8:8524a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.579107][ T32] r4:8524a780 [ 1349.579131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.579202][ T32] r10:00000000 r9:8524a780 r8:8027f5e8 r7:ecac5e60 r6:84785200 r5:849e8c00 [ 1349.579228][ T32] r4:00000001 [ 1349.579248][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.579285][ T32] Exception stack(0xec979fb0 to 0xec979ff8) [ 1349.579337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.579371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.579402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.579575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.579601][ T32] r4:84b43200 [ 1349.580066][ T32] INFO: task kworker/1:956:6059 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.580128][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.580201][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.580250][ T32] Call trace: [ 1349.580306][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.580361][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.580387][ T32] r4:00000000 [ 1349.580431][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.580473][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.580503][ T32] 5d20: becc6000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.580565][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.580595][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.580657][ T32] r5:80000013 r4:80239bb0 [ 1349.580694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.580749][ T32] r4:82ac11e4 [ 1349.580773][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.580828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.580862][ T32] r4:e05e5dc0 [ 1349.580882][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.580924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.580963][ T32] r4:00000000 [ 1349.580997][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.581045][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.581095][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.581161][ T32] r5:00001000 r4:ecf01000 [ 1349.581212][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.581256][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.581298][ T32] r5:85c39b8c r4:85c39800 [ 1349.581318][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.581363][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.581385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.581430][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.581477][ T32] r4:846ded80 [ 1349.581501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.581619][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.581668][ T32] r4:00000001 [ 1349.581729][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.581769][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.581796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.581840][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.581872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.581900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.581946][ T32] r4:84a7de40 [ 1349.581987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.582018][ T32] INFO: task kworker/1:957:6061 blocked for more than 476 seconds. [ 1349.582077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.582106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.582129][ T32] task:kworker/1:957 state:D stack:0 pid:6061 tgid:6061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.596627][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.596709][ T32] Call trace: [ 1349.596752][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.596813][ T32] r10:829188dc r9:ecac9d84 r8:00000002 r7:60000013 r6:ecac9d8c r5:849e9800 [ 1349.596847][ T32] r4:849e9800 [ 1349.596869][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.596910][ T32] r5:849e9800 r4:829188d8 [ 1349.596931][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.596972][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.597016][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [ 1349.597039][ T32] r4:00000000 [ 1349.597084][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.597151][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.597250][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.597302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b43840 [ 1349.597326][ T32] r4:00000000 [ 1349.597369][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.597420][ T32] r9:83018205 r8:849e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1349.597443][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.597484][ T32] r5:00001000 r4:eaf2d000 [ 1349.597504][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.597543][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.597618][ T32] r5:85a4c38c r4:85a4c000 [ 1349.597643][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.597690][ T32] r7:ddde2d80 r6:83018200 r5:85a4c38c r4:8524a800 [ 1349.597711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.597757][ T32] r10:61c88647 r9:849e9800 r8:8524a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.597780][ T32] r4:8524a800 [ 1349.597804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.597856][ T32] r10:00000000 r9:8524a800 r8:8027f5e8 r7:ecac5e60 r6:84785280 r5:849e9800 [ 1349.597879][ T32] r4:00000001 [ 1349.597899][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.597934][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1349.597961][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.598016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.598057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.598090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.598113][ T32] r4:84b43700 [ 1349.598605][ T32] INFO: task kworker/1:957:6061 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.598644][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.598706][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.598760][ T32] Call trace: [ 1349.598792][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.598862][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.598891][ T32] r4:00000000 [ 1349.598912][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.598951][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.599003][ T32] 5d20: befa2000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.599036][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.599063][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.599086][ T32] r5:80000013 r4:80239bb0 [ 1349.599106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.599163][ T32] r4:82ac11e4 [ 1349.599188][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.599230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.599304][ T32] r4:e05e5dc0 [ 1349.599327][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.599378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.599405][ T32] r4:00000000 [ 1349.599426][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.599472][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.599495][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.599537][ T32] r5:00001000 r4:ecf01000 [ 1349.599557][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.599596][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.599650][ T32] r5:85c39b8c r4:85c39800 [ 1349.599769][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.599823][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.599917][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.599979][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.600004][ T32] r4:846ded80 [ 1349.600025][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.600070][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.600093][ T32] r4:00000001 [ 1349.600112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.600147][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.600173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.600225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.600257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.600309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.600340][ T32] r4:84a7de40 [ 1349.600364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.600417][ T32] INFO: task kworker/1:958:6063 blocked for more than 476 seconds. [ 1349.600502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.600535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.600559][ T32] task:kworker/1:958 state:D stack:0 pid:6063 tgid:6063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.600609][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.600675][ T32] Call trace: [ 1349.600711][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.600756][ T32] r10:829188dc r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:849eb000 [ 1349.600780][ T32] r4:849eb000 [ 1349.600811][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.600863][ T32] r5:849eb000 r4:829188d8 [ 1349.600886][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.600925][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.600970][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 [ 1349.601005][ T32] r4:00000000 [ 1349.601028][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.601100][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.601141][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.601218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b43940 [ 1349.601244][ T32] r4:00000000 [ 1349.601265][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.601309][ T32] r9:83018205 r8:849eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1349.601357][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.601403][ T32] r5:00001000 r4:eb511000 [ 1349.601448][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.601491][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.601532][ T32] r5:85a4cb8c r4:85a4c800 [ 1349.601553][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.601595][ T32] r7:ddde2d80 r6:83018200 r5:85a4cb8c r4:8524a880 [ 1349.601617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.601667][ T32] r10:61c88647 r9:849eb000 r8:8524a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.601715][ T32] r4:8524a880 [ 1349.601738][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.601783][ T32] r10:00000000 r9:8524a880 r8:8027f5e8 r7:ecac5e60 r6:84785300 r5:849eb000 [ 1349.601807][ T32] r4:00000001 [ 1349.601826][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.601867][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1349.601910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.601944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.601990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.602040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.602094][ T32] r4:84b43580 [ 1349.614478][ T32] INFO: task kworker/1:958:6063 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.614576][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.614712][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.614796][ T32] Call trace: [ 1349.614845][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.614923][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.614954][ T32] r4:00000000 [ 1349.614977][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.615018][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.615048][ T32] 5d20: bf150000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.615154][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.615233][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.615275][ T32] r5:80000013 r4:80239bb0 [ 1349.615299][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.615347][ T32] r4:82ac11e4 [ 1349.615380][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.615427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.615476][ T32] r4:e05e5dc0 [ 1349.615511][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.615559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.615582][ T32] r4:00000000 [ 1349.615619][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.615669][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.615693][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.615735][ T32] r5:00001000 r4:ecf01000 [ 1349.615837][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.615885][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.615929][ T32] r5:85c39b8c r4:85c39800 [ 1349.615949][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.616043][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.616069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.616142][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.616193][ T32] r4:846ded80 [ 1349.616216][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.616263][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.616285][ T32] r4:00000001 [ 1349.616337][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.616379][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.616484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.616526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.616554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.616595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.616624][ T32] r4:84a7de40 [ 1349.616646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.616724][ T32] INFO: task kworker/1:959:6065 blocked for more than 476 seconds. [ 1349.616761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.616814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.616865][ T32] task:kworker/1:959 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.616922][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.617006][ T32] Call trace: [ 1349.617054][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.617162][ T32] r10:829188dc r9:ecad9d84 r8:00000002 r7:60000113 r6:ecad9d8c r5:849ea400 [ 1349.617190][ T32] r4:849ea400 [ 1349.617211][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.617251][ T32] r5:849ea400 r4:829188d8 [ 1349.617271][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.617309][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.617355][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 [ 1349.617378][ T32] r4:00000000 [ 1349.617397][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.617447][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.617538][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.617590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b43900 [ 1349.617612][ T32] r4:00000000 [ 1349.617703][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.617758][ T32] r9:83018205 r8:849ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1349.617780][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.617821][ T32] r5:00001000 r4:eb697000 [ 1349.617847][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.617886][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.617939][ T32] r5:85a4c78c r4:85a4c400 [ 1349.617984][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.618034][ T32] r7:ddde2d80 r6:83018200 r5:85a4c78c r4:8524a900 [ 1349.618081][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.618155][ T32] r10:61c88647 r9:849ea400 r8:8524a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.618189][ T32] r4:8524a900 [ 1349.618210][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.618253][ T32] r10:00000000 r9:8524a900 r8:8027f5e8 r7:ecac5e60 r6:84785380 r5:849ea400 [ 1349.618279][ T32] r4:00000001 [ 1349.618325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.618369][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) [ 1349.618396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.618457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.618565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.618597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.618639][ T32] r4:84b439c0 [ 1349.618943][ T32] INFO: task kworker/1:959:6065 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.618978][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.619034][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.619079][ T32] Call trace: [ 1349.619110][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.619155][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.619178][ T32] r4:00000000 [ 1349.619197][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.619233][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.619261][ T32] 5d20: bf150000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.619290][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.619316][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.619347][ T32] r5:80000013 r4:80239bb0 [ 1349.619427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.619472][ T32] r4:82ac11e4 [ 1349.619492][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.619534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.619557][ T32] r4:e05e5dc0 [ 1349.619577][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.619617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.619639][ T32] r4:00000000 [ 1349.619658][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.619719][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.619746][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.619788][ T32] r5:00001000 r4:ecf01000 [ 1349.619808][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.619855][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.619896][ T32] r5:85c39b8c r4:85c39800 [ 1349.619916][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.620004][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.620030][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.620111][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.620138][ T32] r4:846ded80 [ 1349.620159][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.620228][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.620261][ T32] r4:00000001 [ 1349.620282][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.620322][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.620366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.620422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.620453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.620482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.620529][ T32] r4:84a7de40 [ 1349.620553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.620584][ T32] INFO: task kworker/1:960:6067 blocked for more than 476 seconds. [ 1349.620613][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.620637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.620658][ T32] task:kworker/1:960 state:D stack:0 pid:6067 tgid:6067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.620725][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.620777][ T32] Call trace: [ 1349.620808][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.620901][ T32] r10:829188dc r9:ecae1d84 r8:00000002 r7:60000113 r6:ecae1d8c r5:849ebc00 [ 1349.620936][ T32] r4:849ebc00 [ 1349.620981][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.621037][ T32] r5:849ebc00 r4:829188d8 [ 1349.621112][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.621156][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.621202][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 [ 1349.621225][ T32] r4:00000000 [ 1349.621244][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.621280][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.621363][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.621416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b43b40 [ 1349.621443][ T32] r4:00000000 [ 1349.621466][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.621509][ T32] r9:83018205 r8:849ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1349.621531][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.621577][ T32] r5:00001000 r4:eb7d7000 [ 1349.621599][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.621654][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.621755][ T32] r5:85a4cf8c r4:85a4cc00 [ 1349.621780][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.621843][ T32] r7:ddde2d80 r6:83018200 r5:85a4cf8c r4:8524aa00 [ 1349.621869][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.621915][ T32] r10:61c88647 r9:849ebc00 r8:8524aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.621937][ T32] r4:8524aa00 [ 1349.621956][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.622023][ T32] r10:00000000 r9:8524aa00 r8:8027f5e8 r7:ecac5e60 r6:84785400 r5:849ebc00 [ 1349.622071][ T32] r4:00000001 [ 1349.622094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.622130][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1349.622212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.643324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.643427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.643468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.643494][ T32] r4:84b43a40 [ 1349.643952][ T32] INFO: task kworker/1:960:6067 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.643989][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.644082][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.644167][ T32] Call trace: [ 1349.644468][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.644552][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.644581][ T32] r4:00000000 [ 1349.644602][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.644666][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.644699][ T32] 5d20: bf501000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.644728][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.644754][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.644782][ T32] r5:80000013 r4:80239bb0 [ 1349.644804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.644851][ T32] r4:82ac11e4 [ 1349.644885][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.644956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.644984][ T32] r4:e05e5dc0 [ 1349.645006][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.645049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.645073][ T32] r4:00000000 [ 1349.645093][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.645138][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.645161][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.645202][ T32] r5:00001000 r4:ecf01000 [ 1349.645246][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.645323][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.645387][ T32] r5:85c39b8c r4:85c39800 [ 1349.645411][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.645471][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.645496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.645544][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.645566][ T32] r4:846ded80 [ 1349.645586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.645631][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.645677][ T32] r4:00000001 [ 1349.645725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.645768][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.645796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.645825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.645899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.645935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.645957][ T32] r4:84a7de40 [ 1349.646026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.646071][ T32] INFO: task kworker/1:961:6069 blocked for more than 476 seconds. [ 1349.646104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.646141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.646182][ T32] task:kworker/1:961 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.646245][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.646288][ T32] Call trace: [ 1349.646372][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.646496][ T32] r10:829188dc r9:ecae9d84 r8:00000002 r7:60000113 r6:ecae9d8c r5:849ec800 [ 1349.646524][ T32] r4:849ec800 [ 1349.646546][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.646633][ T32] r5:849ec800 r4:829188d8 [ 1349.646674][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.646718][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.646763][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 [ 1349.646829][ T32] r4:00000000 [ 1349.646857][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.646895][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.646936][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.646979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b43d00 [ 1349.647025][ T32] r4:00000000 [ 1349.647050][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.647095][ T32] r9:83018205 r8:849ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.647120][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.647162][ T32] r5:00001000 r4:eb847000 [ 1349.647182][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.647234][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.647291][ T32] r5:85a4d78c r4:85a4d400 [ 1349.647313][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.647356][ T32] r7:ddde2d80 r6:83018200 r5:85a4d78c r4:8524a680 [ 1349.647376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.647421][ T32] r10:61c88647 r9:849ec800 r8:8524a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.647443][ T32] r4:8524a680 [ 1349.647464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.647507][ T32] r10:00000000 r9:8524a680 r8:8027f5e8 r7:ecac5e60 r6:84785480 r5:849ec800 [ 1349.647528][ T32] r4:00000001 [ 1349.647595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.647633][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1349.647660][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.647689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.647754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.647789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.647813][ T32] r4:84b43d80 [ 1349.648097][ T32] INFO: task kworker/1:961:6069 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.648132][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.648190][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.648274][ T32] Call trace: [ 1349.648310][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.648357][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.648392][ T32] r4:00000000 [ 1349.648416][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.648455][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.648483][ T32] 5d20: bf501000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.648512][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.648538][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.648562][ T32] r5:80000013 r4:80239bb0 [ 1349.648584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.648623][ T32] r4:82ac11e4 [ 1349.648643][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.648736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.648788][ T32] r4:e05e5dc0 [ 1349.648816][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.648890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.648917][ T32] r4:00000000 [ 1349.648937][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.648992][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.649025][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.649068][ T32] r5:00001000 r4:ecf01000 [ 1349.649157][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.649200][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.649242][ T32] r5:85c39b8c r4:85c39800 [ 1349.649262][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.649307][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.649351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.649400][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.649424][ T32] r4:846ded80 [ 1349.649444][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.649488][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.649509][ T32] r4:00000001 [ 1349.649572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.649619][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.649645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.649696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.649727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.649780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.649835][ T32] r4:84a7de40 [ 1349.649859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.649886][ T32] INFO: task kworker/1:962:6071 blocked for more than 476 seconds. [ 1349.649914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.649937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.649984][ T32] task:kworker/1:962 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.650058][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.650128][ T32] Call trace: [ 1349.650175][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.650228][ T32] r10:829188dc r9:ecaf1d84 r8:00000002 r7:60000113 r6:ecaf1d8c r5:849ed400 [ 1349.650253][ T32] r4:849ed400 [ 1349.650273][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.650359][ T32] r5:849ed400 r4:829188d8 [ 1349.650391][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.650842][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.651058][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1349.651654][ T32] r4:84b43a80 ** 7 printk messages dropped ** [ 1349.673990][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1349.674738][ T32] r5:00001000 r4:ecf01000 ** 9 printk messages dropped ** [ 1349.675216][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 14 printk messages dropped ** [ 1349.675980][ T32] Call trace: ** 8 printk messages dropped ** [ 1349.676300][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.676519][ T32] r9:83018205 r8:849eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1349.676581][ T32] r5:00001000 r4:ec557000 [ 1349.676600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.676637][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.676677][ T32] r5:85a4db8c r4:85a4d800 [ 1349.676698][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.676752][ T32] r7:ddde2d80 r6:83018200 r5:85a4db8c r4:8524aa80 [ 1349.676777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.676824][ T32] r10:61c88647 r9:849eec00 r8:8524aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.676867][ T32] r4:8524aa80 [ 1349.676937][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.677058][ T32] r10:00000000 r9:8524aa80 r8:8027f5e8 r7:ecac5e60 r6:84785580 r5:849eec00 [ 1349.677096][ T32] r4:00000001 [ 1349.677119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.677159][ T32] Exception stack(0xecaf9fb0 to 0xecaf9ff8) [ 1349.677187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.677221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.677249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.677278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.677300][ T32] r4:84b43e40 [ 1349.677733][ T32] INFO: task kworker/1:963:6074 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.677768][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.677842][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.677919][ T32] Call trace: [ 1349.677951][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.678020][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.678044][ T32] r4:00000000 [ 1349.678064][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1349.678213][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 15 printk messages dropped ** [ 1349.678836][ T32] r5:85c39b8c r4:85c39800 ** 9 printk messages dropped ** [ 1349.679135][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 10 printk messages dropped ** [ 1349.679505][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1349.680027][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.680269][ T32] r5:00001000 r4:ec575000 ** 7 printk messages dropped ** [ 1349.680543][ T32] r4:8524ab80 ** 8 printk messages dropped ** [ 1349.680949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1349.681783][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1349.701339][ T32] r5:00001000 r4:ecf01000 ** 9 printk messages dropped ** [ 1349.701737][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 15 printk messages dropped ** [ 1349.702953][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1349.703534][ T32] r5:00001000 r4:eaaad000 ** 2 printk messages dropped ** [ 1349.703646][ T32] r5:85a4f78c r4:85a4f400 ** 7 printk messages dropped ** [ 1349.703960][ T32] r4:00000001 [ 1349.703979][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.704015][ T32] Exception stack(0xecb09fb0 to 0xecb09ff8) [ 1349.704066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.704171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.704227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.704260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.704282][ T32] r4:84b43000 [ 1349.704752][ T32] INFO: task kworker/1:965:6078 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.704974][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.705128][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.705197][ T32] Call trace: [ 1349.705247][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.705314][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.705373][ T32] r4:00000000 [ 1349.705405][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.705457][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.705512][ T32] 5d20: bff46000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.705581][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.705619][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.705653][ T32] r5:80000013 r4:80239bb0 [ 1349.705680][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.705751][ T32] r4:82ac11e4 [ 1349.705793][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.705886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.705919][ T32] r4:e05e5dc0 [ 1349.705989][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.706059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.706094][ T32] r4:00000000 [ 1349.706121][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.706206][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.706238][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.706294][ T32] r5:00001000 r4:ecf01000 [ 1349.706320][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.706370][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.706848][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 16 printk messages dropped ** [ 1349.707529][ T32] r10:829188dc r9:ecb11d84 r8:00000002 r7:60000113 r6:ecb11d8c r5:85911800 ** 16 printk messages dropped ** [ 1349.708201][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.708307][ T32] r5:85a4e78c r4:85a4e400 ** 9 printk messages dropped ** [ 1349.708677][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) ** 11 printk messages dropped ** [ 1349.709450][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.709764][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1349.710070][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1349.710899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1349.711454][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.711922][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1349.744729][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.745811][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.746329][ T32] r4:82ac11e4 [ 1349.746376][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.746422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.746445][ T32] r4:e05e5dc0 [ 1349.746476][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.746554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.746605][ T32] r4:00000000 [ 1349.746629][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.746751][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.746803][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.746867][ T32] r5:00001000 r4:ecf01000 [ 1349.746917][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.746960][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.747004][ T32] r5:85c39b8c r4:85c39800 [ 1349.747051][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.747126][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.747152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.747201][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.747225][ T32] r4:846ded80 [ 1349.747245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.747290][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.747336][ T32] r4:00000001 [ 1349.747384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.747431][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.747459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.747506][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.747537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.747566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.747616][ T32] r4:84a7de40 [ 1349.747760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.747796][ T32] INFO: task kworker/1:968:6084 blocked for more than 476 seconds. [ 1349.747836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.747862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.747908][ T32] task:kworker/1:968 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.747971][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.748225][ T32] r5:85914800 r4:829188d8 ** 12 printk messages dropped ** [ 1349.748791][ T32] r5:00001000 r4:ec611000 [ 1349.748812][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.749087][ T32] r10:61c88647 r9:85914800 r8:8524adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1349.750074][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 14 printk messages dropped ** [ 1349.750584][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.751019][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1349.751685][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.775140][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.775552][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1349.776083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.777272][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.777298][ T32] r5:80000013 r4:80239bb0 [ 1349.777319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.777358][ T32] r4:82ac11e4 [ 1349.777379][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.777420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.777443][ T32] r4:e05e5dc0 [ 1349.777462][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.777503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.777525][ T32] r4:00000000 [ 1349.777544][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.777589][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.777613][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.777654][ T32] r5:00001000 r4:ecf01000 [ 1349.777725][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.777769][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.777816][ T32] r5:85c39b8c r4:85c39800 [ 1349.777845][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.777893][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.777914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.777960][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.778013][ T32] r4:846ded80 [ 1349.778038][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.778083][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.778132][ T32] r4:00000001 [ 1349.778170][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.778237][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.778342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.778376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.778452][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.778486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.778509][ T32] r4:84a7de40 [ 1349.778530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.778573][ T32] INFO: task kworker/1:970:6089 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.779106][ T32] r5:85915400 r4:829188d8 ** 8 printk messages dropped ** [ 1349.779424][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.779874][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.780106][ T32] r4:8524ab00 ** 9 printk messages dropped ** [ 1349.780897][ T32] r4:852475c0 ** 6 printk messages dropped ** [ 1349.781623][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1349.782062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 15 printk messages dropped ** [ 1349.801630][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1349.801906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1349.807188][ T32] r5:85916000 r4:829188d8 ** 10 printk messages dropped ** [ 1349.807677][ T32] r9:83018205 r8:85916000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 6 printk messages dropped ** [ 1349.807976][ T32] r7:ddde2d80 r6:83018200 r5:85a4ff8c r4:8524af00 ** 9 printk messages dropped ** [ 1349.808455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1349.809486][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 14 printk messages dropped ** [ 1349.810114][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.810155][ T32] r5:85c39b8c r4:85c39800 [ 1349.810175][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.810220][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1349.810264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.810317][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.810374][ T32] r4:846ded80 [ 1349.810398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.810447][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.810471][ T32] r4:00000001 [ 1349.810494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.810628][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.810660][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.810689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.810716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.810744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.810766][ T32] r4:84a7de40 [ 1349.810804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.810846][ T32] INFO: task kworker/1:972:6093 blocked for more than 476 seconds. [ 1349.810877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.810928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.810977][ T32] task:kworker/1:972 state:D stack:0 pid:6093 tgid:6093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.811028][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.811075][ T32] Call trace: [ 1349.811135][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.811181][ T32] r10:829188dc r9:ecb39d84 r8:00000002 r7:60000113 r6:ecb39d8c r5:849ee000 [ 1349.811205][ T32] r4:849ee000 [ 1349.811224][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.811263][ T32] r5:849ee000 r4:829188d8 [ 1349.811284][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.811321][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.811365][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 [ 1349.811388][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.811482][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.811990][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.826446][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1349.827832][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1349.829609][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1349.830880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1349.852824][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 ** 11 printk messages dropped ** [ 1349.854022][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.854946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1349.857044][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 15 printk messages dropped ** [ 1349.858140][ T32] r5:85c39b8c r4:85c39800 ** 7 printk messages dropped ** [ 1349.858691][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.859370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.859438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.859488][ T32] task:kworker/1:974 state:D stack:0 pid:6097 tgid:6097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.859577][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.859678][ T32] Call trace: [ 1349.859769][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.859882][ T32] r10:829188dc r9:ecb45d84 r8:00000002 r7:60000013 r6:ecb45d8c r5:85141800 [ 1349.859936][ T32] r4:85141800 [ 1349.859977][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.860055][ T32] r5:85141800 r4:829188d8 [ 1349.860098][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.860173][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.860258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1349.860303][ T32] r4:00000000 [ 1349.860345][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.860439][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.860521][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.860602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85247f00 [ 1349.860678][ T32] r4:00000000 [ 1349.860729][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.860849][ T32] r9:83018205 r8:85141800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1349.860902][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.861007][ T32] r5:00001000 r4:eb893000 [ 1349.861065][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.861142][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.861222][ T32] r5:85a50b8c r4:85a50800 [ 1349.861262][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.861345][ T32] r7:ddde2d80 r6:83018200 r5:85a50b8c r4:85532100 [ 1349.861412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.861529][ T32] r10:61c88647 r9:85141800 r8:8553212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.861583][ T32] r4:85532100 [ 1349.861622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.861708][ T32] r10:00000000 r9:85532100 r8:8027f5e8 r7:ecb39e60 r6:84785b00 r5:85141800 [ 1349.861754][ T32] r4:00000001 [ 1349.861792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.861869][ T32] Exception stack(0xecb45fb0 to 0xecb45ff8) [ 1349.861935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.862050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.862180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.892937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.893084][ T32] r4:85247a80 [ 1349.894002][ T32] INFO: task kworker/1:974:6097 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1349.894084][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.894238][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.894370][ T32] Call trace: [ 1349.894460][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1349.894568][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1349.894615][ T32] r4:00000000 [ 1349.894654][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.894727][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1349.894816][ T32] 5d20: c1774000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1349.894888][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1349.894938][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1349.894988][ T32] r5:80000013 r4:80239bb0 [ 1349.895027][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.895104][ T32] r4:82ac11e4 [ 1349.895157][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.895239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1349.895306][ T32] r4:e05e5dc0 [ 1349.895358][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.895466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1349.895521][ T32] r4:00000000 [ 1349.895582][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.895679][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1349.895722][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.895807][ T32] r5:00001000 r4:ecf01000 [ 1349.895855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.895928][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.896346][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1349.896510][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.897040][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1349.897342][ T32] task:kworker/1:975 state:D stack:0 pid:6098 tgid:6098 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1349.898190][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.898962][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.899048][ T32] r5:85a50f8c r4:85a50c00 ** 3 printk messages dropped ** [ 1349.899304][ T32] r10:61c88647 r9:85142400 r8:855320ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.899806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.901120][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1349.901670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1349.923261][ T32] r5:85c39b8c r4:85c39800 ** 5 printk messages dropped ** [ 1349.923624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.923706][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1349.923756][ T32] r4:00000001 [ 1349.923812][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.923893][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1349.923950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.924005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.924056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.924111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.924182][ T32] r4:84a7de40 [ 1349.924241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.924298][ T32] INFO: task kworker/1:976:6101 blocked for more than 476 seconds. [ 1349.924359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.924405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.924447][ T32] task:kworker/1:976 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.924625][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.924774][ T32] Call trace: [ 1349.924900][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.925006][ T32] r10:829188dc r9:ecb4dd84 r8:00000002 r7:60000013 r6:ecb4dd8c r5:85143000 [ 1349.925052][ T32] r4:85143000 [ 1349.925093][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.925192][ T32] r5:85143000 r4:829188d8 [ 1349.925249][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.925327][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.925424][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb4de08 [ 1349.925472][ T32] r4:00000000 [ 1349.925510][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.925578][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.925650][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.925726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916f00 ** 2 printk messages dropped ** [ 1349.925908][ T32] r9:83018205 r8:85143000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.925951][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.926059][ T32] r5:00001000 r4:eba81000 [ 1349.926122][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.926204][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.926309][ T32] r5:85a51f8c r4:85a51c00 [ 1349.926354][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.926438][ T32] r7:ddde2d80 r6:83018200 r5:85a51f8c r4:85532000 [ 1349.926477][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.926559][ T32] r10:61c88647 r9:85143000 r8:8553202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.926601][ T32] r4:85532000 [ 1349.926638][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.926717][ T32] r10:00000000 r9:85532000 r8:8027f5e8 r7:ecb45e60 r6:84785c00 r5:85143000 [ 1349.926760][ T32] r4:00000001 [ 1349.926797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.926866][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1349.926916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.926970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.927024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.927079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1349.928073][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1349.929008][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1349.929713][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1349.930275][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.930874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.931413][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.932048][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.963945][ T32] r5:00001000 r4:eb8fd000 ** 1 printk messages dropped ** [ 1349.964066][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.964452][ T32] r10:61c88647 r9:85143c00 r8:855321ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.965086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1349.966700][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1349.967317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1349.967993][ T32] r5:85c39b8c r4:85c39800 ** 6 printk messages dropped ** [ 1349.968532][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1349.969114][ T32] INFO: task kworker/1:978:6104 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1349.969417][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.969496][ T32] Call trace: [ 1349.969553][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1349.969650][ T32] r10:829188dc r9:ecb55d84 r8:00000002 r7:60000013 r6:ecb55d8c r5:85144800 [ 1349.969706][ T32] r4:85144800 [ 1349.969746][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1349.969818][ T32] r5:85144800 r4:829188d8 [ 1349.969889][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.970001][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.970092][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 [ 1349.970135][ T32] r4:00000000 [ 1349.970174][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1349.970242][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.970306][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.970384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524ef00 [ 1349.970430][ T32] r4:00000000 [ 1349.970469][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.970549][ T32] r9:83018205 r8:85144800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1349.970587][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.970661][ T32] r5:00001000 r4:eb9e7000 [ 1349.970744][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.970843][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.970933][ T32] r5:85a5138c r4:85a51000 [ 1349.971041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.971135][ T32] r7:ddde2d80 r6:83018200 r5:85a5138c r4:85532200 [ 1349.971226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.971325][ T32] r10:61c88647 r9:85144800 r8:8553222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.971371][ T32] r4:85532200 [ 1349.971422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.971509][ T32] r10:00000000 r9:85532200 r8:8027f5e8 r7:ecb4de60 r6:84785d00 r5:85144800 [ 1349.971556][ T32] r4:00000001 [ 1349.971593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.971659][ T32] Exception stack(0xecb55fb0 to 0xecb55ff8) [ 1349.971708][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.971852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.971912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.971968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.972009][ T32] r4:85247b00 [ 1350.003425][ T32] INFO: task kworker/1:978:6104 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.003650][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.003791][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.003913][ T32] Call trace: [ 1350.003975][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.004075][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.004122][ T32] r4:00000000 [ 1350.004162][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.004235][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.004291][ T32] 5d20: c2373000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.004346][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 3 printk messages dropped ** [ 1350.004584][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1350.004870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1350.005514][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 7 printk messages dropped ** [ 1350.006040][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 6 printk messages dropped ** [ 1350.006412][ T32] INFO: task kworker/1:979:6107 blocked for more than 476 seconds. ** 13 printk messages dropped ** [ 1350.007334][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.007803][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.007993][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.008413][ T32] r4:85532300 ** 6 printk messages dropped ** [ 1350.008822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.010114][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1350.010702][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1350.011203][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 10 printk messages dropped ** [ 1350.012052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.036493][ T32] r4:84a7de40 ** 1 printk messages dropped ** [ 1350.036597][ T32] INFO: task kworker/1:980:6110 blocked for more than 476 seconds. [ 1350.036657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.036729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.036807][ T32] task:kworker/1:980 state:D stack:0 pid:6110 tgid:6110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.036951][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.037039][ T32] Call trace: [ 1350.037103][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.037203][ T32] r10:829188dc r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:85146000 [ 1350.037252][ T32] r4:85146000 [ 1350.037313][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.037397][ T32] r5:85146000 r4:829188d8 [ 1350.037482][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.037643][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.037752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 [ 1350.037803][ T32] r4:00000000 [ 1350.037859][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.037931][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.038041][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.038123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553c000 [ 1350.038173][ T32] r4:00000000 [ 1350.038215][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.038324][ T32] r9:83018205 r8:85146000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1350.038383][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.038467][ T32] r5:00001000 r4:ebb1b000 [ 1350.038526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.038610][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.038692][ T32] r5:85a5238c r4:85a52000 [ 1350.038738][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.038829][ T32] r7:ddde2d80 r6:83018200 r5:85a5238c r4:85532380 [ 1350.038933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.039045][ T32] r10:61c88647 r9:85146000 r8:855323ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.039094][ T32] r4:85532380 [ 1350.039138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.039227][ T32] r10:00000000 r9:85532380 r8:8027f5e8 r7:eca45e60 r6:84785e80 r5:85146000 [ 1350.039273][ T32] r4:00000001 [ 1350.039316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.039393][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1350.039486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.039560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.039629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.039691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.039736][ T32] r4:84916b00 [ 1350.040628][ T32] INFO: task kworker/1:980:6110 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.040723][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.040850][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.040937][ T32] Call trace: [ 1350.040995][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.041082][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.041129][ T32] r4:00000000 [ 1350.041167][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.041237][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.041304][ T32] 5d20: c26ae000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.041364][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.041413][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.041459][ T32] r5:80000013 r4:80239bb0 [ 1350.041498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.041569][ T32] r4:82ac11e4 [ 1350.041608][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.041685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.041726][ T32] r4:e05e5dc0 [ 1350.041765][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.041870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.041921][ T32] r4:00000000 [ 1350.041960][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1350.053610][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.054261][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1350.054849][ T32] INFO: task kworker/0:498:6112 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.055506][ T32] r5:85146c00 r4:829188d8 ** 3 printk messages dropped ** [ 1350.055847][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.056217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852403c0 ** 7 printk messages dropped ** [ 1350.056783][ T32] r5:85a5838c r4:85a58000 [ 1350.056827][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.057273][ T32] r10:00000000 r9:84785f00 r8:8027f5e8 r7:ec9d1e60 r6:84785e00 r5:85146c00 ** 8 printk messages dropped ** [ 1350.058724][ T32] INFO: task kworker/0:498:6112 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 10 printk messages dropped ** [ 1350.059563][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1350.059965][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1350.060365][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1350.060890][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.061114][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.061162][ T32] r4:00000001 [ 1350.061223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.061307][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.061396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.061486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.061551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.061613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.061661][ T32] r4:84a7de40 [ 1350.061707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.061776][ T32] INFO: task kworker/1:981:6113 blocked for more than 476 seconds. [ 1350.061854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.061908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.061954][ T32] task:kworker/1:981 state:D stack:0 pid:6113 tgid:6113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.062093][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.091512][ T32] Call trace: [ 1350.091692][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.091846][ T32] r10:829188dc r9:ecb61d84 r8:00000002 r7:60000113 r6:ecb61d8c r5:85140c00 [ 1350.091926][ T32] r4:85140c00 [ 1350.092000][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.092084][ T32] r5:85140c00 r4:829188d8 [ 1350.092127][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.092692][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.092856][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 1350.092965][ T32] r4:00000000 [ 1350.093106][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.093184][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.093262][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.093339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553c3c0 [ 1350.093382][ T32] r4:00000000 [ 1350.093420][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.093928][ T32] r5:85a5278c r4:85a52400 [ 1350.094001][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.094092][ T32] r7:ddde2d80 r6:83018200 r5:85a5278c r4:85532400 ** 2 printk messages dropped ** [ 1350.094261][ T32] r4:85532400 ** 5 printk messages dropped ** [ 1350.094707][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.096192][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.096698][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 4 printk messages dropped ** [ 1350.097057][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.097144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.097194][ T32] r4:e05e5dc0 [ 1350.097235][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.097348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.097431][ T32] r4:00000000 [ 1350.097490][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.097586][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.097663][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.097751][ T32] r5:00001000 r4:ecf01000 [ 1350.097817][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.097927][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.098038][ T32] r5:85c39b8c r4:85c39800 [ 1350.098108][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.098216][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.098288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.098387][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.098464][ T32] r4:846ded80 [ 1350.098528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.098629][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.098707][ T32] r4:00000001 [ 1350.098758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.098847][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.098915][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.098975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.099030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.099145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.099198][ T32] r4:84a7de40 [ 1350.099261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.099322][ T32] INFO: task kworker/1:982:6115 blocked for more than 476 seconds. [ 1350.099382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.099429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.099467][ T32] task:kworker/1:982 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.099584][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.099661][ T32] Call trace: [ 1350.099718][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.099799][ T32] r10:829188dc r9:ecb65d84 r8:00000002 r7:60000013 r6:ecb65d8c r5:85913c00 [ 1350.099850][ T32] r4:85913c00 [ 1350.099889][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.099962][ T32] r5:85913c00 r4:829188d8 [ 1350.100002][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.100155][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 ** 12 printk messages dropped ** [ 1350.101066][ T32] r5:85a52b8c r4:85a52800 [ 1350.101105][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.101950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1350.137851][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 15 printk messages dropped ** [ 1350.139030][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.140185][ T32] r4:84a7de40 ** 9 printk messages dropped ** [ 1350.140982][ T32] r4:85aa8c00 ** 9 printk messages dropped ** [ 1350.141657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553c600 ** 11 printk messages dropped ** [ 1350.153404][ T32] r10:61c88647 r9:85aa8c00 r8:8553252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1350.155275][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.155715][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 1 printk messages dropped ** [ 1350.155822][ T32] r5:80000013 r4:80239bb0 [ 1350.155878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.155955][ T32] r4:82ac11e4 [ 1350.155995][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.156074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.156119][ T32] r4:e05e5dc0 [ 1350.156158][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.156237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.156280][ T32] r4:00000000 [ 1350.156318][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.156401][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.156443][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.156520][ T32] r5:00001000 r4:ecf01000 [ 1350.156562][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.156655][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.156744][ T32] r5:85c39b8c r4:85c39800 [ 1350.156784][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.156884][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.156925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.157009][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.157053][ T32] r4:846ded80 [ 1350.157093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.157184][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.157229][ T32] r4:00000001 [ 1350.157300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.157378][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.157429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.157485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.157540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.157596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.157639][ T32] r4:84a7de40 [ 1350.157681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.157733][ T32] INFO: task kworker/1:984:6120 blocked for more than 476 seconds. [ 1350.157811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.157872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.157914][ T32] task:kworker/1:984 state:D stack:0 pid:6120 tgid:6120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.158042][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.158151][ T32] Call trace: [ 1350.158233][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.158328][ T32] r10:829188dc r9:ecb79d84 r8:00000002 r7:60000013 r6:ecb79d8c r5:85aaa400 [ 1350.158374][ T32] r4:85aaa400 [ 1350.158415][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.158496][ T32] r5:85aaa400 r4:829188d8 [ 1350.158549][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.158627][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.158718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb79e08 [ 1350.158770][ T32] r4:00000000 [ 1350.158814][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.158904][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.158976][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.159059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553c480 [ 1350.159105][ T32] r4:00000000 [ 1350.159145][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.159251][ T32] r9:83018205 r8:85aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.159299][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.159376][ T32] r5:00001000 r4:ebc75000 [ 1350.159415][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.159488][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.159563][ T32] r5:85a5338c r4:85a53000 [ 1350.159600][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.159681][ T32] r7:ddde2d80 r6:83018200 r5:85a5338c r4:85532280 [ 1350.159720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.160065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1350.161592][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 6 printk messages dropped ** [ 1350.161958][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1350.190230][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.190764][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.191177][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1350.191582][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.207376][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1350.208367][ T32] r10:61c88647 r9:85958000 r8:8553262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1350.209895][ T32] INFO: task kworker/1:985:6121 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 10 printk messages dropped ** [ 1350.210694][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1350.211186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1350.211854][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 7 printk messages dropped ** [ 1350.223975][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 4 printk messages dropped ** [ 1350.224258][ T32] r4:84a7de40 [ 1350.224303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.224648][ T32] INFO: task kworker/1:986:6124 blocked for more than 476 seconds. [ 1350.224715][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.224853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.224902][ T32] task:kworker/1:986 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.225037][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.225207][ T32] Call trace: [ 1350.225317][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.225409][ T32] r10:829188dc r9:ecb7dd84 r8:00000002 r7:60000013 r6:ecb7dd8c r5:85958c00 [ 1350.225454][ T32] r4:85958c00 [ 1350.225493][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.225566][ T32] r5:85958c00 r4:829188d8 [ 1350.225612][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.225795][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.225903][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 [ 1350.225949][ T32] r4:00000000 [ 1350.226015][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.226089][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.226163][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.226247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553ca00 [ 1350.226336][ T32] r4:00000000 [ 1350.226387][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.226485][ T32] r9:83018205 r8:85958c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1350.226530][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.226613][ T32] r5:00001000 r4:ec4bd000 [ 1350.226655][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.226729][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.226806][ T32] r5:85a52f8c r4:85a52c00 [ 1350.226860][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.226946][ T32] r7:ddde2d80 r6:83018200 r5:85a52f8c r4:85532580 [ 1350.226987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.227073][ T32] r10:61c88647 r9:85958c00 r8:855325ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.227117][ T32] r4:85532580 [ 1350.227157][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.227317][ T32] r10:00000000 r9:85532580 r8:8027f5e8 r7:eca45e60 r6:85532780 r5:85958c00 [ 1350.227375][ T32] r4:00000001 [ 1350.227414][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.227482][ T32] Exception stack(0xecb7dfb0 to 0xecb7dff8) [ 1350.227532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.227587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.227638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.227693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.227763][ T32] r4:8553c980 [ 1350.228613][ T32] INFO: task kworker/1:986:6124 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.228694][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.228814][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.228919][ T32] Call trace: [ 1350.228987][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1350.229138][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.229461][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1350.229941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1350.230569][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 7 printk messages dropped ** [ 1350.231049][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 14 printk messages dropped ** [ 1350.232020][ T32] r4:8595e000 ** 8 printk messages dropped ** [ 1350.262031][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.263731][ T32] r5:85a53b8c r4:85a53800 [ 1350.263780][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.264226][ T32] r10:00000000 r9:85532700 r8:8027f5e8 r7:eca45e60 r6:85532880 r5:8595e000 ** 7 printk messages dropped ** [ 1350.264640][ T32] r4:8553c200 ** 3 printk messages dropped ** [ 1350.265951][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.266402][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 8 printk messages dropped ** [ 1350.266894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1350.267630][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 4 printk messages dropped ** [ 1350.268040][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.268083][ T32] r4:00000001 [ 1350.268231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.268313][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.268369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.268429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.268739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.268819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.268970][ T32] r4:84a7de40 [ 1350.269025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.269099][ T32] INFO: task kworker/1:988:6128 blocked for more than 476 seconds. [ 1350.269162][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.269210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.269249][ T32] task:kworker/1:988 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.269334][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.269413][ T32] Call trace: [ 1350.269469][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.269551][ T32] r10:829188dc r9:ecb8dd84 r8:00000002 r7:60000113 r6:ecb8dd8c r5:85aab000 [ 1350.269594][ T32] r4:85aab000 [ 1350.269632][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.269705][ T32] r5:85aab000 r4:829188d8 [ 1350.269744][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.269814][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.269906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [ 1350.269996][ T32] r4:00000000 [ 1350.270042][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.270148][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.270290][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.270374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553cd00 [ 1350.270416][ T32] r4:00000000 [ 1350.270455][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.270536][ T32] r9:83018205 r8:85aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1350.270575][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.270651][ T32] r5:00001000 r4:ec521000 [ 1350.270688][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.270757][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.270905][ T32] r5:85a53f8c r4:85a53c00 [ 1350.270973][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.271094][ T32] r7:ddde2d80 r6:83018200 r5:85a53f8c r4:85532800 [ 1350.271141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.271227][ T32] r10:61c88647 r9:85aab000 r8:8553282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.271269][ T32] r4:85532800 [ 1350.271306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.271387][ T32] r10:00000000 r9:85532800 r8:8027f5e8 r7:eca45e60 r6:85526180 r5:85aab000 [ 1350.271452][ T32] r4:00000001 [ 1350.271510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.271579][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1350.271677][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.271746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.271918][ T32] r4:8553cc40 ** 5 printk messages dropped ** [ 1350.301549][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1350.313149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 17 printk messages dropped ** [ 1350.314362][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1350.315044][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.315620][ T32] r4:8595bc00 ** 4 printk messages dropped ** [ 1350.315980][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 ** 12 printk messages dropped ** [ 1350.316924][ T32] r5:85a5878c r4:85a58400 ** 6 printk messages dropped ** [ 1350.317412][ T32] r10:00000000 r9:85532980 r8:8027f5e8 r7:eca45e60 r6:85532900 r5:8595bc00 ** 14 printk messages dropped ** [ 1350.319496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.319979][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.320690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1350.321536][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 7 printk messages dropped ** [ 1350.322093][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 4 printk messages dropped ** [ 1350.347576][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1350.348029][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.348725][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.348814][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 1350.348889][ T32] r4:00000000 [ 1350.348963][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.349047][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.349134][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.349246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85738600 [ 1350.349301][ T32] r4:00000000 [ 1350.349345][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.349480][ T32] r9:83018005 r8:8593b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.349540][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.349626][ T32] r5:00001000 r4:ec707000 [ 1350.349671][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.349753][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.349849][ T32] r5:8597838c r4:85978000 [ 1350.349913][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.350041][ T32] r7:dddced80 r6:83018000 r5:8597838c r4:85526200 [ 1350.350123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.350225][ T32] r10:61c88647 r9:8593b000 r8:8552622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.350273][ T32] r4:85526200 [ 1350.350325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.350444][ T32] r10:00000000 r9:85526200 r8:8027f5e8 r7:ec9d1e60 r6:85532a00 r5:8593b000 [ 1350.350508][ T32] r4:00000001 [ 1350.350556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.350651][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1350.350714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.350781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.350863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.350931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.350984][ T32] r4:85240340 [ 1350.351854][ T32] INFO: task kworker/0:499:6132 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.351945][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.352122][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.360530][ T32] Call trace: [ 1350.360622][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.360753][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.360806][ T32] r4:00000000 [ 1350.360871][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.360957][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.361025][ T32] 5d20: c44f6000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.361087][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.361143][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.361228][ T32] r5:80000013 r4:80239bb0 [ 1350.361341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.361451][ T32] r4:82ac11e4 [ 1350.361499][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.361592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.361678][ T32] r4:e05e5dc0 [ 1350.361758][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.361865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.361917][ T32] r4:00000000 [ 1350.361960][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.362089][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.377220][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.377518][ T32] r5:00001000 r4:ecf01000 [ 1350.377580][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.377679][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.377796][ T32] r5:85c39b8c r4:85c39800 [ 1350.377866][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.378005][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.378057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.378159][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.378210][ T32] r4:846ded80 [ 1350.378255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.378367][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.378435][ T32] r4:00000001 [ 1350.378487][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.378567][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.378632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.378697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.378759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.378821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.378891][ T32] r4:84a7de40 [ 1350.378947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.379033][ T32] INFO: task kworker/1:990:6133 blocked for more than 476 seconds. [ 1350.379104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.379161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.379210][ T32] task:kworker/1:990 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.379359][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.379452][ T32] Call trace: [ 1350.379522][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.379623][ T32] r10:829188dc r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:8593ec00 [ 1350.379673][ T32] r4:8593ec00 [ 1350.379720][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1350.380035][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 ** 7 printk messages dropped ** [ 1350.380673][ T32] r9:83018205 r8:8593ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1350.381161][ T32] r5:85a5938c r4:85a59000 [ 1350.381232][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.381741][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1350.394022][ T32] INFO: task kworker/1:990:6133 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 10 printk messages dropped ** [ 1350.395347][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 16 printk messages dropped ** [ 1350.396951][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1350.398995][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.400459][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.401247][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.401377][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.401611][ T32] r10:61c88647 r9:85828000 r8:85532bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.401657][ T32] r4:85532b80 [ 1350.401699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.401788][ T32] r10:00000000 r9:85532b80 r8:8027f5e8 r7:ec9dde60 r6:85532c80 r5:85828000 [ 1350.401853][ T32] r4:00000001 [ 1350.401906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.402018][ T32] Exception stack(0xecb91fb0 to 0xecb91ff8) [ 1350.402122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.432877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.433034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.433110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.433167][ T32] r4:8553cd40 [ 1350.434071][ T32] INFO: task kworker/1:991:6135 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.434156][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.434337][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.434470][ T32] Call trace: [ 1350.434537][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.434643][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.434695][ T32] r4:00000000 [ 1350.434746][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.434830][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.434912][ T32] 5d20: c4a5c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.434977][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.435033][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.435109][ T32] r5:80000013 r4:80239bb0 [ 1350.435182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.435283][ T32] r4:82ac11e4 [ 1350.435332][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.435436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.435490][ T32] r4:e05e5dc0 [ 1350.435548][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.435646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.435695][ T32] r4:00000000 [ 1350.435739][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.435849][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.435901][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.436021][ T32] r5:00001000 r4:ecf01000 [ 1350.436078][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.436162][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.436286][ T32] r5:85c39b8c r4:85c39800 [ 1350.436339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.436434][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.436481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.436613][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.436700][ T32] r4:846ded80 [ 1350.436750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.436851][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.436901][ T32] r4:00000001 [ 1350.436944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.437017][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.437072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.437132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.437188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.437264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.437336][ T32] r4:84a7de40 [ 1350.437387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.437449][ T32] INFO: task kworker/1:992:6137 blocked for more than 476 seconds. [ 1350.437515][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.437575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.437622][ T32] task:kworker/1:992 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.437713][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.438019][ T32] r10:829188dc r9:ecb95d84 r8:00000002 r7:60000113 r6:ecb95d8c r5:85828c00 ** 6 printk messages dropped ** [ 1350.438511][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.438891][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.439398][ T32] r5:85a59b8c r4:85a59800 [ 1350.439441][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.439527][ T32] r7:ddde2d80 r6:83018200 r5:85a59b8c r4:85532c00 ** 2 printk messages dropped ** [ 1350.439770][ T32] r4:85532c00 ** 5 printk messages dropped ** [ 1350.440188][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.441434][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.441956][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 8 printk messages dropped ** [ 1350.466542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1350.467526][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 7 printk messages dropped ** [ 1350.468321][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1350.469023][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.469926][ T32] r4:85829800 ** 4 printk messages dropped ** [ 1350.470495][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 ** 2 printk messages dropped ** [ 1350.470787][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.470887][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.470980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3b2c0 [ 1350.471112][ T32] r4:00000000 [ 1350.471165][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.471311][ T32] r9:83018205 r8:85829800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1350.471366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.471457][ T32] r5:00001000 r4:ec72b000 [ 1350.471501][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.471668][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.471763][ T32] r5:85a58f8c r4:85a58c00 [ 1350.471807][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.471907][ T32] r7:ddde2d80 r6:83018200 r5:85a58f8c r4:85532d00 [ 1350.471958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.472049][ T32] r10:61c88647 r9:85829800 r8:85532d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.472267][ T32] r4:85532d00 [ 1350.492806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.493070][ T32] r10:00000000 r9:85532d00 r8:8027f5e8 r7:ecb95e60 r6:85532e80 r5:85829800 [ 1350.493136][ T32] r4:00000001 [ 1350.493205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.493297][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1350.493363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.493423][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.493481][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.493565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.493640][ T32] r4:84b3b100 [ 1350.494563][ T32] INFO: task kworker/1:993:6139 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 1 printk messages dropped ** [ 1350.494872][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.495334][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1350.495932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1350.496727][ T32] r5:85c39b8c r4:85c39800 [ 1350.496776][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.496894][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.496958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.497059][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.497117][ T32] r4:846ded80 [ 1350.497163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.497261][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.497316][ T32] r4:00000001 [ 1350.497360][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.497430][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.497486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.497549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.497606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.497670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.497722][ T32] r4:84a7de40 [ 1350.497803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.497889][ T32] INFO: task kworker/1:994:6141 blocked for more than 477 seconds. [ 1350.497964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.498049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.498122][ T32] task:kworker/1:994 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.498222][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.498313][ T32] Call trace: [ 1350.498404][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.498501][ T32] r10:829188dc r9:ecba1d84 r8:00000002 r7:60000113 r6:ecba1d8c r5:8582b000 [ 1350.498552][ T32] r4:8582b000 [ 1350.498598][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.498703][ T32] r5:8582b000 r4:829188d8 ** 5 printk messages dropped ** [ 1350.499196][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.499992][ T32] r5:85a59f8c r4:85a59c00 ** 3 printk messages dropped ** [ 1350.500276][ T32] r10:61c88647 r9:8582b000 r8:85532e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.500836][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.502107][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1350.533666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1350.534487][ T32] r5:85c39b8c r4:85c39800 ** 6 printk messages dropped ** [ 1350.535044][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 8 printk messages dropped ** [ 1350.535675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1350.536698][ T32] r4:8582bc00 ** 4 printk messages dropped ** [ 1350.537066][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 ** 8 printk messages dropped ** [ 1350.537787][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.538156][ T32] r5:85a5a78c r4:85a5a400 ** 3 printk messages dropped ** [ 1350.538434][ T32] r10:61c88647 r9:8582bc00 r8:85532f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.539114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.540600][ T32] Call trace: ** 1 printk messages dropped ** [ 1350.540791][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.540857][ T32] r4:00000000 [ 1350.540924][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.541009][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.541091][ T32] 5d20: c546b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.541224][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.541288][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.541352][ T32] r5:80000013 r4:80239bb0 [ 1350.541397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.541484][ T32] r4:82ac11e4 [ 1350.541533][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.541626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.541696][ T32] r4:e05e5dc0 [ 1350.541755][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.541858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.541922][ T32] r4:00000000 [ 1350.541986][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.542109][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.542174][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.570104][ T32] r5:00001000 r4:ecf01000 [ 1350.570191][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.570314][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.570405][ T32] r5:85c39b8c r4:85c39800 [ 1350.570452][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.570555][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.570606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.570702][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.570752][ T32] r4:846ded80 [ 1350.570814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.570914][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.570964][ T32] r4:00000001 [ 1350.571013][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.571109][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 5 printk messages dropped ** [ 1350.571503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 15 printk messages dropped ** [ 1350.579451][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1350.580286][ T32] r5:85a5a38c r4:85a5a000 [ 1350.580334][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.580992][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) ** 6 printk messages dropped ** [ 1350.597093][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1350.599023][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 11 printk messages dropped ** [ 1350.600001][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1350.600649][ T32] INFO: task kworker/1:997:6147 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.601580][ T32] r4:85aabc00 ** 4 printk messages dropped ** [ 1350.602102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 ** 8 printk messages dropped ** [ 1350.613600][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.613960][ T32] r5:85a5ab8c r4:85a5a800 ** 3 printk messages dropped ** [ 1350.614352][ T32] r10:61c88647 r9:85aabc00 r8:85a7a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.615016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.616460][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1350.617173][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.617628][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.618212][ T32] r5:85c39b8c r4:85c39800 ** 6 printk messages dropped ** [ 1350.618714][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 7 printk messages dropped ** [ 1350.619246][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1350.619553][ T32] task:kworker/1:998 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1350.620534][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1350.621471][ T32] r5:85a4bf8c r4:85a4bc00 [ 1350.621568][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.621666][ T32] r7:ddde2d80 r6:83018200 r5:85a4bf8c r4:85a7a200 [ 1350.621744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.621873][ T32] r10:61c88647 r9:85aad400 r8:85a7a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.621958][ T32] r4:85a7a200 [ 1350.622050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.649657][ T32] r10:00000000 r9:85a7a200 r8:8027f5e8 r7:ecba5e60 r6:85526280 r5:85aad400 [ 1350.649826][ T32] r4:00000001 [ 1350.649900][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.650053][ T32] Exception stack(0xecbb1fb0 to 0xecbb1ff8) [ 1350.650119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.650183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.650243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.650312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.650368][ T32] r4:84b3b840 [ 1350.651271][ T32] INFO: task kworker/1:998:6150 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.651358][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.651524][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.651632][ T32] Call trace: [ 1350.651703][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.651803][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.651867][ T32] r4:00000000 [ 1350.651930][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.652033][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.652104][ T32] 5d20: c5c4a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.652258][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.667338][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.667437][ T32] r5:80000013 r4:80239bb0 [ 1350.667489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.667606][ T32] r4:82ac11e4 [ 1350.667652][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.667812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.667900][ T32] r4:e05e5dc0 [ 1350.667953][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.668059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.668123][ T32] r4:00000000 [ 1350.668169][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.668267][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.668341][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.668444][ T32] r5:00001000 r4:ecf01000 [ 1350.668494][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.668580][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.668707][ T32] r5:85c39b8c r4:85c39800 [ 1350.668761][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.668865][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.668914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.669011][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.669062][ T32] r4:846ded80 [ 1350.669109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.669202][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.669290][ T32] r4:00000001 [ 1350.669342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.669421][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.669480][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.669539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.669599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.669670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.669720][ T32] r4:84a7de40 [ 1350.669770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.669849][ T32] INFO: task kworker/1:999:6151 blocked for more than 477 seconds. [ 1350.669925][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1350.670406][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.670981][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1350.683994][ T32] r5:85a5af8c r4:85a5ac00 ** 1 printk messages dropped ** [ 1350.684250][ T32] r7:ddde2d80 r6:83018200 r5:85a5af8c r4:85a7a180 ** 4 printk messages dropped ** [ 1350.684806][ T32] r10:00000000 r9:85a7a180 r8:8027f5e8 r7:ecbb1e60 r6:85526380 r5:85aac800 ** 19 printk messages dropped ** [ 1350.687342][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 16 printk messages dropped ** [ 1350.688639][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1350.690106][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.690732][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.691513][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.691875][ T32] r5:85a5b38c r4:85a5b000 ** 3 printk messages dropped ** [ 1350.692232][ T32] r10:61c88647 r9:85aa9800 r8:85a7a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1350.715339][ T32] r4:84b3bc00 ** 2 printk messages dropped ** [ 1350.716487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.717051][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.717115][ T32] 5d20: c633b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.717179][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.717240][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.717308][ T32] r5:80000013 r4:80239bb0 [ 1350.717368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.717457][ T32] r4:82ac11e4 [ 1350.717506][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.717599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.717646][ T32] r4:e05e5dc0 [ 1350.717690][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.717776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.717825][ T32] r4:00000000 [ 1350.717901][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.718039][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.718100][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.718187][ T32] r5:00001000 r4:ecf01000 [ 1350.718234][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.718334][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.718439][ T32] r5:85c39b8c r4:85c39800 [ 1350.718489][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.718581][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.718714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.718821][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.718883][ T32] r4:846ded80 [ 1350.718950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.719055][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.719107][ T32] r4:00000001 [ 1350.719151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.719224][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.719280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.719389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.719458][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.719520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.719575][ T32] r4:84a7de40 [ 1350.719621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.719681][ T32] INFO: task kworker/1:1001:6155 blocked for more than 477 seconds. [ 1350.719745][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.719801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.719859][ T32] task:kworker/1:1001 state:D stack:0 pid:6155 tgid:6155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.719958][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.720043][ T32] Call trace: [ 1350.720128][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.720226][ T32] r10:829188dc r9:ecbc5d84 r8:00000002 r7:60000113 r6:ecbc5d8c r5:85aa8000 [ 1350.720278][ T32] r4:85aa8000 [ 1350.720332][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.720420][ T32] r5:85aa8000 r4:829188d8 [ 1350.720469][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.720554][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.720644][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 [ 1350.720690][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.720914][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.721652][ T32] r5:85a5b78c r4:85a5b400 [ 1350.721703][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.721805][ T32] r7:ddde2d80 r6:83018200 r5:85a5b78c r4:85a7a380 ** 2 printk messages dropped ** [ 1350.722105][ T32] r4:85a7a380 ** 9 printk messages dropped ** [ 1350.753579][ T32] r4:84b3bd40 ** 6 printk messages dropped ** [ 1350.755132][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.755492][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1350.756138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 12 printk messages dropped ** [ 1350.757132][ T32] r4:846ded80 ** 4 printk messages dropped ** [ 1350.757445][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 6 printk messages dropped ** [ 1350.758009][ T32] INFO: task kworker/1:1002:6157 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.758620][ T32] r4:85aaec00 ** 5 printk messages dropped ** [ 1350.759099][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.759428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3be80 ** 7 printk messages dropped ** [ 1350.760050][ T32] r5:85a5bb8c r4:85a5b800 [ 1350.760095][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.760595][ T32] r10:00000000 r9:85a7a400 r8:8027f5e8 r7:ecbb1e60 r6:85526500 r5:85aaec00 ** 19 printk messages dropped ** [ 1350.783507][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1350.784135][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.784893][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 15 printk messages dropped ** [ 1350.786072][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1350.787068][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd1e08 [ 1350.787122][ T32] r4:00000000 [ 1350.787167][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.787247][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.787321][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.787408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553f540 [ 1350.787487][ T32] r4:00000000 [ 1350.787539][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.787663][ T32] r9:83018205 r8:85aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.787727][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.787848][ T32] r5:00001000 r4:ec57b000 [ 1350.787896][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.787977][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.788059][ T32] r5:85a5bf8c r4:85a5bc00 [ 1350.788107][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.788243][ T32] r7:ddde2d80 r6:83018200 r5:85a5bf8c r4:85a7a480 [ 1350.788305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.788416][ T32] r10:61c88647 r9:85aae000 r8:85a7a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.788469][ T32] r4:85a7a480 [ 1350.788513][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.788607][ T32] r10:00000000 r9:85a7a480 r8:8027f5e8 r7:ecbb1e60 r6:85526580 r5:85aae000 [ 1350.788658][ T32] r4:00000001 [ 1350.788702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.788780][ T32] Exception stack(0xecbd1fb0 to 0xecbd1ff8) [ 1350.788850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.788934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.789000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.789075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.789154][ T32] r4:84b3b080 [ 1350.790062][ T32] INFO: task kworker/1:1003:6159 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.790149][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.790369][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.790474][ T32] Call trace: [ 1350.790545][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.790644][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.790703][ T32] r4:00000000 [ 1350.790752][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.790831][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.790907][ T32] 5d20: c69d1000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.790975][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.791031][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.791117][ T32] r5:80000013 r4:80239bb0 [ 1350.791189][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.791293][ T32] r4:82ac11e4 [ 1350.791344][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.791492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.791552][ T32] r4:e05e5dc0 [ 1350.791597][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.791681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.791757][ T32] r4:00000000 [ 1350.791810][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.791914][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.791966][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.792055][ T32] r5:00001000 r4:ecf01000 [ 1350.792101][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.824528][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.824703][ T32] r5:85c39b8c r4:85c39800 [ 1350.824758][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.825032][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.825519][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.826400][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.826979][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1350.827770][ T32] r9:83018205 r8:85820000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 3 printk messages dropped ** [ 1350.828141][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.828643][ T32] r4:85a7a500 ** 6 printk messages dropped ** [ 1350.829164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.830686][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.831162][ T32] 5d20: c6f69000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 9 printk messages dropped ** [ 1350.831890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 12 printk messages dropped ** [ 1350.855643][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1350.855971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.856315][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.856865][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.857329][ T32] r5:00001000 r4:ec623000 ** 1 printk messages dropped ** [ 1350.857388][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.857429][ T32] r5:85a5c38c r4:85a5c000 [ 1350.857448][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.857492][ T32] r7:ddde2d80 r6:83018200 r5:85a5c38c r4:85a7a580 [ 1350.857513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.857557][ T32] r10:61c88647 r9:85820c00 r8:85a7a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.857580][ T32] r4:85a7a580 [ 1350.857600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.857643][ T32] r10:00000000 r9:85a7a580 r8:8027f5e8 r7:ecbd9e60 r6:85526680 r5:85820c00 [ 1350.857665][ T32] r4:00000001 [ 1350.857685][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.857718][ T32] Exception stack(0xecbe1fb0 to 0xecbe1ff8) [ 1350.857745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.857773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.857800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.857830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.857859][ T32] r4:85908080 [ 1350.858601][ T32] INFO: task kworker/1:1005:6164 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.858649][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.858717][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.858767][ T32] Call trace: [ 1350.858814][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.858877][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.858902][ T32] r4:00000000 [ 1350.858955][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.859002][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.859031][ T32] 5d20: c75c2000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.859074][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.859107][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.859137][ T32] r5:80000013 r4:80239bb0 [ 1350.859159][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.859200][ T32] r4:82ac11e4 [ 1350.859269][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.859315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.859339][ T32] r4:e05e5dc0 [ 1350.859360][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.859403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.859504][ T32] r4:00000000 [ 1350.859543][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.859593][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.859633][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.859682][ T32] r5:00001000 r4:ecf01000 [ 1350.859736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.859782][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.859825][ T32] r5:85c39b8c r4:85c39800 [ 1350.859854][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.859899][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.859935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.859988][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.860012][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1350.860100][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.860300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1350.860669][ T32] r10:829188dc r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:85821800 ** 8 printk messages dropped ** [ 1350.861063][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.861475][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.861514][ T32] r5:85a5cb8c r4:85a5c800 [ 1350.861540][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.861961][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.862301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1350.883714][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.884089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 15 printk messages dropped ** [ 1350.884912][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1350.885006][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.885198][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1350.885343][ T32] task:kworker/1:1007 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.885903][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.886319][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.886433][ T32] r5:85a5d78c r4:85a5d400 [ 1350.886459][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.886505][ T32] r7:ddde2d80 r6:83018200 r5:85a5d78c r4:85a7a680 [ 1350.886526][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.886570][ T32] r10:61c88647 r9:85822400 r8:85a7a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.886592][ T32] r4:85a7a680 [ 1350.886630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.886677][ T32] r10:00000000 r9:85a7a680 r8:8027f5e8 r7:ecbe9e60 r6:85526700 r5:85822400 [ 1350.886700][ T32] r4:00000001 [ 1350.886788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.886880][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 1350.886910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.886952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.886985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.887013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.887066][ T32] r4:85908440 [ 1350.887435][ T32] INFO: task kworker/1:1007:6168 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.887473][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.887530][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.887576][ T32] Call trace: [ 1350.887607][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.887784][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.887819][ T32] r4:00000000 [ 1350.887849][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.887919][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.887952][ T32] 5d20: c7a7c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.887981][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.888007][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.888050][ T32] r5:80000013 r4:80239bb0 [ 1350.888214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.888299][ T32] r4:82ac11e4 [ 1350.888335][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.888451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.888480][ T32] r4:e05e5dc0 [ 1350.888529][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.888574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.888609][ T32] r4:00000000 [ 1350.888662][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.888720][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.888781][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.888875][ T32] r5:00001000 r4:ecf01000 [ 1350.888931][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.889252][ T32] r4:846ded80 ** 8 printk messages dropped ** [ 1350.889626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1350.890367][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf9e08 ** 8 printk messages dropped ** [ 1350.890669][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.890767][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.890946][ T32] r10:61c88647 r9:85823000 r8:85a7a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.891732][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.892166][ T32] 5d20: c7a7c000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 9 printk messages dropped ** [ 1350.913111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 12 printk messages dropped ** [ 1350.913702][ T32] r4:846ded80 ** 11 printk messages dropped ** [ 1350.914238][ T32] INFO: task kworker/1:1009:6172 blocked for more than 477 seconds. ** 15 printk messages dropped ** [ 1350.914860][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.915243][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.915287][ T32] r5:85a5d38c r4:85a5d000 ** 2 printk messages dropped ** [ 1350.915424][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1350.916481][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.916763][ T32] r4:00000000 [ 1350.916789][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.916856][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.916890][ T32] 5d20: c7e87000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.916924][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.916951][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.917005][ T32] r5:80000013 r4:80239bb0 [ 1350.917032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.917075][ T32] r4:82ac11e4 [ 1350.917098][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.917140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.917162][ T32] r4:e05e5dc0 [ 1350.917182][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.917297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.917324][ T32] r4:00000000 [ 1350.917345][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.917403][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.917429][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.917474][ T32] r5:00001000 r4:ecf01000 [ 1350.917530][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.917574][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.917616][ T32] r5:85c39b8c r4:85c39800 [ 1350.917647][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.917727][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.917843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.917896][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.917920][ T32] r4:846ded80 [ 1350.917943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.918026][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.918056][ T32] r4:00000001 [ 1350.918168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.918210][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.918237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.918265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.918293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.918320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.918343][ T32] r4:84a7de40 [ 1350.918363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.918388][ T32] INFO: task kworker/1:1010:6174 blocked for more than 477 seconds. [ 1350.918417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.918440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.918461][ T32] task:kworker/1:1010 state:D stack:0 pid:6174 tgid:6174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.918524][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.918566][ T32] Call trace: [ 1350.918596][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.918641][ T32] r10:829188dc r9:ecc09d84 r8:00000002 r7:60000113 r6:ecc09d8c r5:85826000 [ 1350.918681][ T32] r4:85826000 [ 1350.918730][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.918777][ T32] r5:85826000 r4:829188d8 [ 1350.918824][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.918875][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.918920][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 [ 1350.918943][ T32] r4:00000000 [ 1350.918963][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.919000][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.919035][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.919157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908a80 [ 1350.919207][ T32] r4:00000000 [ 1350.919232][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.919307][ T32] r9:83018205 r8:85826000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1350.919401][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.919456][ T32] r5:00001000 r4:ec819000 [ 1350.919537][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.919585][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.919628][ T32] r5:85a5db8c r4:85a5d800 [ 1350.919651][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.919696][ T32] r7:ddde2d80 r6:83018200 r5:85a5db8c r4:85a7a800 [ 1350.919716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.919760][ T32] r10:61c88647 r9:85826000 r8:85a7a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.919785][ T32] r4:85a7a800 [ 1350.919805][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.919854][ T32] r10:00000000 r9:85a7a800 r8:8027f5e8 r7:ecbf1e60 r6:85526900 r5:85826000 ** 6 printk messages dropped ** [ 1350.920127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1350.921063][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1350.921387][ T32] r4:e05e5dc0 ** 4 printk messages dropped ** [ 1350.921645][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 9 printk messages dropped ** [ 1350.944455][ T32] r4:846ded80 ** 4 printk messages dropped ** [ 1350.944633][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 3 printk messages dropped ** [ 1350.944752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.944799][ T32] r4:84a7de40 [ 1350.944828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.944893][ T32] INFO: task kworker/1:1011:6176 blocked for more than 477 seconds. [ 1350.944931][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.944956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.944977][ T32] task:kworker/1:1011 state:D stack:0 pid:6176 tgid:6176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.945056][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.945105][ T32] Call trace: [ 1350.945140][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.945218][ T32] r10:829188dc r9:ecc11d84 r8:00000002 r7:60000113 r6:ecc11d8c r5:85825400 [ 1350.945246][ T32] r4:85825400 [ 1350.945267][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.945308][ T32] r5:85825400 r4:829188d8 [ 1350.945328][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.945416][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.945466][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 [ 1350.945592][ T32] r4:00000000 [ 1350.945692][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.945736][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.945783][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.945824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908d00 [ 1350.945857][ T32] r4:00000000 [ 1350.945894][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.945946][ T32] r9:83018205 r8:85825400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1350.945992][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.946037][ T32] r5:00001000 r4:ec84d000 [ 1350.946059][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.946098][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.946139][ T32] r5:85a5e38c r4:85a5e000 [ 1350.946158][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.946203][ T32] r7:ddde2d80 r6:83018200 r5:85a5e38c r4:85a7a880 [ 1350.946223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.946267][ T32] r10:61c88647 r9:85825400 r8:85a7a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.946290][ T32] r4:85a7a880 [ 1350.946308][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.946350][ T32] r10:00000000 r9:85a7a880 r8:8027f5e8 r7:ecc09e60 r6:85526980 r5:85825400 [ 1350.946372][ T32] r4:00000001 [ 1350.946415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.946503][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1350.946533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.946562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.946588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.946618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.946639][ T32] r4:85908980 ** 1 printk messages dropped ** [ 1350.947163][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.947692][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1350.947885][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.948241][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.948296][ T32] r5:85c39b8c r4:85c39800 [ 1350.948320][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.948366][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.948391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.948438][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.948460][ T32] r4:846ded80 [ 1350.948483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.948613][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.948642][ T32] r4:00000001 [ 1350.948712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.948754][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.948781][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.948841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.948874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.948904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.948951][ T32] r4:84a7de40 [ 1350.948975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.949019][ T32] INFO: task kworker/1:1012:6178 blocked for more than 477 seconds. [ 1350.949053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.949078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.949100][ T32] task:kworker/1:1012 state:D stack:0 pid:6178 tgid:6178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.949144][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.949186][ T32] Call trace: [ 1350.949323][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1350.949373][ T32] r10:829188dc r9:ecc19d84 r8:00000002 r7:60000113 r6:ecc19d8c r5:85824800 [ 1350.949395][ T32] r4:85824800 [ 1350.949415][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1350.949465][ T32] r5:85824800 r4:829188d8 [ 1350.949489][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.949529][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.949573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 [ 1350.949605][ T32] r4:00000000 [ 1350.949628][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1350.949666][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.949891][ T32] r9:83018205 r8:85824800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 3 printk messages dropped ** [ 1350.950054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.950196][ T32] r7:ddde2d80 r6:83018200 r5:85a5df8c r4:85a7a900 ** 5 printk messages dropped ** [ 1350.950367][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.950585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.951325][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.951583][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1350.951847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 10 printk messages dropped ** [ 1350.972730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.973078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.973380][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.973670][ T32] r5:85826c00 r4:829188d8 ** 3 printk messages dropped ** [ 1350.973796][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.973987][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.974196][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.974243][ T32] r5:85a5e78c r4:85a5e400 ** 2 printk messages dropped ** [ 1350.974342][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.974695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.975292][ T32] INFO: task kworker/1:1013:6180 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1350.975332][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.975485][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.975563][ T32] Call trace: [ 1350.975596][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1350.975644][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1350.975668][ T32] r4:00000000 [ 1350.975687][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.975725][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1350.975760][ T32] 5d20: c89a2000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1350.975790][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1350.975815][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1350.975875][ T32] r5:80000013 r4:80239bb0 [ 1350.975901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.975969][ T32] r4:82ac11e4 [ 1350.975994][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.976038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1350.976061][ T32] r4:e05e5dc0 [ 1350.976080][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.976156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1350.976183][ T32] r4:00000000 [ 1350.976205][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.976250][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1350.976306][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.976377][ T32] r5:00001000 r4:ecf01000 [ 1350.976402][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.976442][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.976484][ T32] r5:85c39b8c r4:85c39800 [ 1350.976518][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.976568][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1350.976609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.976679][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.976765][ T32] r4:846ded80 [ 1350.976789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.976860][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1350.976915][ T32] r4:00000001 [ 1350.976964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.977004][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1350.977060][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.977095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.977122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.977151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.977173][ T32] r4:84a7de40 [ 1350.977203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.977256][ T32] INFO: task kworker/1:1014:6182 blocked for more than 477 seconds. [ 1350.977365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.977466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.977492][ T32] task:kworker/1:1014 state:D stack:0 pid:6182 tgid:6182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.977538][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.977621][ T32] Call trace: [ 1350.977735][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1350.977965][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.978564][ T32] r9:83018205 r8:847b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 3 printk messages dropped ** [ 1350.978685][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.978848][ T32] r7:ddde2d80 r6:83018200 r5:85a5eb8c r4:85a7aa00 ** 2 printk messages dropped ** [ 1350.978944][ T32] r4:85a7aa00 ** 6 printk messages dropped ** [ 1350.979212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.980013][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.980629][ T32] 5d20: c89a2000 ecf0d000 00000001 80239b98 7f15d000 00000001 ** 7 printk messages dropped ** [ 1350.981040][ T32] r4:e05e5dc0 ** 7 printk messages dropped ** [ 1350.981389][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.981885][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.982045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.982073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.982098][ T32] r4:84a7de40 [ 1350.982170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.003090][ T32] INFO: task kworker/1:1015:6184 blocked for more than 477 seconds. [ 1351.003185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.003261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.003292][ T32] task:kworker/1:1015 state:D stack:0 pid:6184 tgid:6184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.003383][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.003446][ T32] Call trace: [ 1351.003478][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.003560][ T32] r10:829188dc r9:ecc31d84 r8:00000002 r7:60000113 r6:ecc31d8c r5:847b8000 [ 1351.003662][ T32] r4:847b8000 [ 1351.003687][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.003730][ T32] r5:847b8000 r4:829188d8 [ 1351.003754][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.003795][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.003845][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 [ 1351.003873][ T32] r4:00000000 [ 1351.003893][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.003931][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.003970][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.004012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908fc0 [ 1351.004034][ T32] r4:00000000 [ 1351.004080][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.004156][ T32] r9:83018205 r8:847b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1351.004189][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.004232][ T32] r5:00001000 r4:ec881000 [ 1351.004278][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.004321][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.004363][ T32] r5:85a5ef8c r4:85a5ec00 [ 1351.004383][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.004430][ T32] r7:ddde2d80 r6:83018200 r5:85a5ef8c r4:85a7a300 [ 1351.004479][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.004529][ T32] r10:61c88647 r9:847b8000 r8:85a7a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.004555][ T32] r4:85a7a300 [ 1351.004576][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.004622][ T32] r10:00000000 r9:85a7a300 r8:8027f5e8 r7:ecc21e60 r6:85526b80 r5:847b8000 [ 1351.004644][ T32] r4:00000001 [ 1351.004703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.004745][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1351.004774][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.004877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.005878][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 2 printk messages dropped ** [ 1351.005989][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1351.006413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 10 printk messages dropped ** [ 1351.006909][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.007130][ T32] r4:00000001 [ 1351.007199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.007288][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.007321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.007350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.007379][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.007429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.007456][ T32] r4:84a7de40 [ 1351.007477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.007503][ T32] INFO: task kworker/1:1016:6187 blocked for more than 477 seconds. [ 1351.007582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.007611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.007632][ T32] task:kworker/1:1016 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.007677][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.007728][ T32] Call trace: [ 1351.007796][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.007852][ T32] r10:829188dc r9:ecc35d84 r8:00000002 r7:60000113 r6:ecc35d8c r5:847ba400 [ 1351.007964][ T32] r4:847ba400 [ 1351.007990][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.008036][ T32] r5:847ba400 r4:829188d8 ** 1 printk messages dropped ** [ 1351.008097][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.008478][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1351.008559][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.008641][ T32] r5:85a5f38c r4:85a5f000 ** 4 printk messages dropped ** [ 1351.008815][ T32] r4:85a7ab00 ** 4 printk messages dropped ** [ 1351.009007][ T32] Exception stack(0xecc35fb0 to 0xecc35ff8) ** 6 printk messages dropped ** [ 1351.009496][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1351.010070][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1351.010522][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.010868][ T32] r4:846ded80 ** 4 printk messages dropped ** [ 1351.011029][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 3 printk messages dropped ** [ 1351.011234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.011258][ T32] r4:84a7de40 [ 1351.011278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.011304][ T32] INFO: task kworker/1:1017:6188 blocked for more than 477 seconds. [ 1351.011419][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.011508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.011533][ T32] task:kworker/1:1017 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.011577][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.011672][ T32] Call trace: [ 1351.011704][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.011749][ T32] r10:829188dc r9:ecc39d84 r8:00000002 r7:60000013 r6:ecc39d8c r5:847bb000 [ 1351.011796][ T32] r4:847bb000 [ 1351.011820][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.011880][ T32] r5:847bb000 r4:829188d8 [ 1351.011908][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.011947][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.011992][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 [ 1351.012014][ T32] r4:00000000 [ 1351.012034][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.012109][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.045146][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.045320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f90c0 [ 1351.045374][ T32] r4:00000000 [ 1351.045421][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.045475][ T32] r9:83018205 r8:847bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1351.045546][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.045600][ T32] r5:00001000 r4:ec8cd000 [ 1351.045622][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.045660][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.045702][ T32] r5:85a5f78c r4:85a5f400 [ 1351.045722][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.045773][ T32] r7:ddde2d80 r6:83018200 r5:85a5f78c r4:85a7ab80 [ 1351.045795][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.045858][ T32] r10:61c88647 r9:847bb000 r8:85a7abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.045886][ T32] r4:85a7ab80 [ 1351.045928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.045999][ T32] r10:00000000 r9:85a7ab80 r8:8027f5e8 r7:ecc35e60 r6:85526c80 r5:847bb000 [ 1351.046024][ T32] r4:00000001 [ 1351.046044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.046082][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) [ 1351.046125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.046158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.046186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.046215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1351.046719][ T32] INFO: task kworker/1:1017:6188 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 10 printk messages dropped ** [ 1351.047237][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1351.047508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1351.048076][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.048310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.048547][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.048572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.048592][ T32] task:kworker/1:1018 state:D stack:0 pid:6190 tgid:6190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.048647][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.048714][ T32] Call trace: [ 1351.048782][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.048865][ T32] r10:829188dc r9:ecc41d84 r8:00000002 r7:60000013 r6:ecc41d8c r5:847bc800 [ 1351.048894][ T32] r4:847bc800 [ 1351.048915][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.048956][ T32] r5:847bc800 r4:829188d8 [ 1351.048976][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.049025][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.049072][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc41e08 [ 1351.049094][ T32] r4:00000000 [ 1351.049128][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.049170][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.049226][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.049270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9540 [ 1351.049294][ T32] r4:00000000 [ 1351.049315][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.049358][ T32] r9:83018205 r8:847bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1351.049379][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.049419][ T32] r5:00001000 r4:ec97d000 [ 1351.049476][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.049518][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.049569][ T32] r5:85a6038c r4:85a60000 [ 1351.049593][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.049637][ T32] r7:ddde2d80 r6:83018200 r5:85a6038c r4:85a7aa80 [ 1351.049658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.049712][ T32] r10:61c88647 r9:847bc800 r8:85a7aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.049761][ T32] r4:85a7aa80 [ 1351.049792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.049844][ T32] r10:00000000 r9:85a7aa80 r8:8027f5e8 r7:ecc39e60 r6:85526d00 r5:847bc800 [ 1351.049894][ T32] r4:00000001 [ 1351.049918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.049953][ T32] Exception stack(0xecc41fb0 to 0xecc41ff8) [ 1351.050003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.050033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.050059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.050088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.050110][ T32] r4:854f9080 [ 1351.050421][ T32] INFO: task kworker/1:1018:6190 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.050455][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.050532][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.050582][ T32] Call trace: [ 1351.050612][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.050658][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.050681][ T32] r4:00000000 [ 1351.050722][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.050769][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.050798][ T32] 5d20: c9b77000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.050846][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.050879][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.050903][ T32] r5:80000013 r4:80239bb0 [ 1351.050925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.050965][ T32] r4:82ac11e4 [ 1351.050985][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.051026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 2 printk messages dropped ** [ 1351.051122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1351.051505][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 6 printk messages dropped ** [ 1351.051703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.052031][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1351.060624][ T32] r10:829188dc r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:8582e000 ** 9 printk messages dropped ** [ 1351.061186][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1351.061472][ T32] r5:00001000 r4:ec8dd000 ** 1 printk messages dropped ** [ 1351.061601][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.061897][ T32] r4:85a7ac00 ** 5 printk messages dropped ** [ 1351.062167][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.076034][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1351.076418][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.076677][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.076970][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1351.077166][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.077467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1351.077878][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1351.078355][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1351.078697][ T32] r5:00001000 r4:dfb9d000 [ 1351.078717][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.078988][ T32] r10:61c88647 r9:8582d400 r8:85a7adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.079260][ T32] Exception stack(0xecb15fb0 to 0xecb15ff8) [ 1351.079291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.079320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.079356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.079412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.079450][ T32] r4:854f93c0 [ 1351.079758][ T32] INFO: task kworker/1:1021:6196 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.079791][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.079853][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.079924][ T32] Call trace: [ 1351.079957][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.080003][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.080046][ T32] r4:00000000 [ 1351.080071][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.080109][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.080158][ T32] 5d20: ca188000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.080191][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.080237][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.080267][ T32] r5:80000013 r4:80239bb0 [ 1351.080290][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.080329][ T32] r4:82ac11e4 [ 1351.080363][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.080428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.080454][ T32] r4:e05e5dc0 [ 1351.080496][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.080562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.080595][ T32] r4:00000000 [ 1351.080636][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.080689][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.080712][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.080768][ T32] r5:00001000 r4:ecf01000 [ 1351.080792][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.080851][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.080899][ T32] r5:85c39b8c r4:85c39800 [ 1351.080920][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.080964][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.080985][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.081050][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.081096][ T32] r4:846ded80 [ 1351.081120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.081166][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.081210][ T32] r4:00000001 [ 1351.081233][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.081268][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.081316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.081348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.081375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.081422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.081448][ T32] r4:84a7de40 [ 1351.081488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.081516][ T32] INFO: task kworker/1:1022:6198 blocked for more than 477 seconds. [ 1351.081544][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.081568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.081587][ T32] task:kworker/1:1022 state:D stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.081631][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.081671][ T32] Call trace: [ 1351.081716][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.081780][ T32] r10:829188dc r9:ecc49d84 r8:00000002 r7:60000113 r6:ecc49d8c r5:8582a400 [ 1351.081806][ T32] r4:8582a400 [ 1351.081827][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.081872][ T32] r5:8582a400 r4:829188d8 [ 1351.081892][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.081930][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.082021][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 [ 1351.082049][ T32] r4:00000000 [ 1351.082069][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.082107][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.082143][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.082246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9800 [ 1351.094772][ T32] r4:00000000 [ 1351.094833][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.094908][ T32] r9:83018205 r8:8582a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1351.094934][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.095001][ T32] r5:00001000 r4:eab9b000 [ 1351.095046][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.095090][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.095132][ T32] r5:85a60b8c r4:85a60800 ** 1 printk messages dropped ** [ 1351.095197][ T32] r7:ddde2d80 r6:83018200 r5:85a60b8c r4:85a7af00 ** 7 printk messages dropped ** [ 1351.095516][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) ** 7 printk messages dropped ** [ 1351.096296][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.096589][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1351.096943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 12 printk messages dropped ** [ 1351.097494][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 4 printk messages dropped ** [ 1351.097745][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 7 printk messages dropped ** [ 1351.098049][ T32] r4:84a7de40 [ 1351.098074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.098103][ T32] INFO: task kworker/1:1023:6200 blocked for more than 477 seconds. [ 1351.098148][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.098178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.098219][ T32] task:kworker/1:1023 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.098268][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.098311][ T32] Call trace: [ 1351.098340][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.098414][ T32] r10:829188dc r9:ecc51d84 r8:00000002 r7:60000113 r6:ecc51d8c r5:847bbc00 [ 1351.098442][ T32] r4:847bbc00 [ 1351.098464][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.098504][ T32] r5:847bbc00 r4:829188d8 [ 1351.098524][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.098582][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.098632][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [ 1351.098679][ T32] r4:00000000 [ 1351.098702][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.098774][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.098816][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.098864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f99c0 [ 1351.098933][ T32] r4:00000000 [ 1351.098961][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.099039][ T32] r9:83018205 r8:847bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.099065][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.099108][ T32] r5:00001000 r4:eb3cb000 [ 1351.099128][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.099168][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.099211][ T32] r5:85a6138c r4:85a61000 [ 1351.099230][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.099273][ T32] r7:ddde2d80 r6:83018200 r5:85a6138c r4:8598df80 [ 1351.099293][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.099337][ T32] r10:61c88647 r9:847bbc00 r8:8598dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.099359][ T32] r4:8598df80 [ 1351.099391][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.099444][ T32] r10:00000000 r9:8598df80 r8:8027f5e8 r7:ecc45e60 r6:85526d80 r5:847bbc00 [ 1351.099466][ T32] r4:00000001 [ 1351.099485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.099701][ T32] r4:854f9740 ** 2 printk messages dropped ** [ 1351.100167][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.100481][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 8 printk messages dropped ** [ 1351.100734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 10 printk messages dropped ** [ 1351.101102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.101148][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.101170][ T32] r4:846ded80 [ 1351.101190][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.101261][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.101288][ T32] r4:00000001 [ 1351.101308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.101343][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.101379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.101411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.101438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.101488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.101520][ T32] r4:84a7de40 [ 1351.101541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.101565][ T32] INFO: task kworker/1:1024:6202 blocked for more than 477 seconds. [ 1351.101593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.101615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.101636][ T32] task:kworker/1:1024 state:D stack:0 pid:6202 tgid:6202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.101679][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.101732][ T32] Call trace: [ 1351.101791][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.101850][ T32] r10:829188dc r9:ecc59d84 r8:00000002 r7:60000113 r6:ecc59d8c r5:847bd400 [ 1351.101885][ T32] r4:847bd400 [ 1351.101910][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.101987][ T32] r5:847bd400 r4:829188d8 [ 1351.102016][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.102072][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.102130][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc59e08 [ 1351.102156][ T32] r4:00000000 [ 1351.102176][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.120621][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.120756][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.120806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9ac0 [ 1351.120873][ T32] r4:00000000 [ 1351.120902][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.120951][ T32] r9:83018205 r8:847bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1351.120993][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.121063][ T32] r5:00001000 r4:eb6d1000 [ 1351.121088][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.121158][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.121209][ T32] r5:85a60f8c r4:85a60c00 [ 1351.121260][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.121335][ T32] r7:ddde2d80 r6:83018200 r5:85a60f8c r4:8590d000 [ 1351.121380][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.121459][ T32] r10:61c88647 r9:847bd400 r8:8590d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1351.121600][ T32] r10:00000000 r9:8590d000 r8:8027f5e8 r7:ecc45e60 r6:85526e00 r5:847bd400 ** 7 printk messages dropped ** [ 1351.121933][ T32] r4:854f9a00 ** 3 printk messages dropped ** [ 1351.126970][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.127203][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 9 printk messages dropped ** [ 1351.127579][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.127864][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1351.127997][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.128324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.128637][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.128918][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.129337][ T32] r5:00001000 r4:ec74d000 [ 1351.129356][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.129551][ T32] r7:dddced80 r6:83018000 r5:8473cb8c r4:85af4100 ** 7 printk messages dropped ** [ 1351.129868][ T32] Exception stack(0xecdb5fb0 to 0xecdb5ff8) ** 4 printk messages dropped ** [ 1351.130029][ T32] r4:8566e040 ** 5 printk messages dropped ** [ 1351.130636][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1351.130931][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1351.131190][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 1 printk messages dropped ** [ 1351.131254][ T32] r5:00001000 r4:ecf01000 [ 1351.131284][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.131327][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.131368][ T32] r5:85c39b8c r4:85c39800 [ 1351.131398][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.131446][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.131467][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.131513][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.131556][ T32] r4:846ded80 [ 1351.131600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.131649][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.131688][ T32] r4:00000001 [ 1351.131735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.131773][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.131809][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.131881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.131914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.131943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.131965][ T32] r4:84a7de40 [ 1351.131985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.132038][ T32] INFO: task kworker/0:501:6301 blocked for more than 477 seconds. [ 1351.132070][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.132094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.132114][ T32] task:kworker/0:501 state:D stack:0 pid:6301 tgid:6301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.132221][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.148921][ T32] Call trace: [ 1351.148999][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.149071][ T32] r10:829188dc r9:ecdc9d84 r8:00000002 r7:60000113 r6:ecdc9d8c r5:85280c00 [ 1351.149096][ T32] r4:85280c00 [ 1351.149116][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.149157][ T32] r5:85280c00 r4:829188d8 [ 1351.149191][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.149263][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.149316][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc9e08 [ 1351.149340][ T32] r4:00000000 [ 1351.149361][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.149399][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.149467][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.149513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ee00 [ 1351.149574][ T32] r4:00000000 [ 1351.149627][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.149678][ T32] r9:83018005 r8:85280c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ff000 [ 1351.149727][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.149776][ T32] r5:00001000 r4:ece13000 [ 1351.149826][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.149875][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.149939][ T32] r5:8497db8c r4:8497d800 [ 1351.149963][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.150035][ T32] r7:dddced80 r6:83018000 r5:8497db8c r4:85af4000 [ 1351.150056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.150101][ T32] r10:61c88647 r9:85280c00 r8:85af402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.150123][ T32] r4:85af4000 [ 1351.150149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.150225][ T32] r10:00000000 r9:85af4000 r8:8027f5e8 r7:ec9d1e60 r6:85af4200 r5:85280c00 [ 1351.150253][ T32] r4:00000001 [ 1351.150274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.150311][ T32] Exception stack(0xecdc9fb0 to 0xecdc9ff8) [ 1351.150341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.150370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.150396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.150448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.150475][ T32] r4:8566e340 [ 1351.150968][ T32] INFO: task kworker/0:501:6301 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.151004][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.151090][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.151141][ T32] Call trace: [ 1351.151174][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.151235][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.151283][ T32] r4:00000000 [ 1351.151307][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.151354][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.151406][ T32] 5d20: cae9c000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.151461][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.151494][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.151539][ T32] r5:80000013 r4:80239bb0 [ 1351.151563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.151604][ T32] r4:82ac11e4 [ 1351.151624][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.151973][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1351.164181][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.164422][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.164721][ T32] task:kworker/0:502 state:D stack:0 pid:6323 tgid:6323 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.165264][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.165593][ T32] r9:83018005 r8:85283c00 r7:00000000 r6:83018000 r5:00001000 r4:7f17d000 ** 1 printk messages dropped ** [ 1351.165703][ T32] r5:00001000 r4:ec9b3000 ** 4 printk messages dropped ** [ 1351.165898][ T32] r7:dddced80 r6:83018000 r5:85c3c38c r4:85af4180 ** 7 printk messages dropped ** [ 1351.166243][ T32] Exception stack(0xecc4dfb0 to 0xecc4dff8) ** 6 printk messages dropped ** [ 1351.167064][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.167558][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.167829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 9 printk messages dropped ** [ 1351.168257][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 5 printk messages dropped ** [ 1351.168501][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.168902][ T32] r4:84a7de40 ** 3 printk messages dropped ** [ 1351.169040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1351.169572][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.169920][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.170082][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.170173][ T32] r5:85c3c78c r4:85c3c400 [ 1351.170198][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.170243][ T32] r7:dddced80 r6:83018000 r5:85c3c78c r4:85af4300 [ 1351.170264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.170308][ T32] r10:61c88647 r9:85281800 r8:85af432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.170330][ T32] r4:85af4300 [ 1351.170349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.170392][ T32] r10:00000000 r9:85af4300 r8:8027f5e8 r7:ecc4de60 r6:85af4400 r5:85281800 [ 1351.170414][ T32] r4:00000001 [ 1351.170433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.170466][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1351.170494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.170572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.170604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.170664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.170690][ T32] r4:857710c0 [ 1351.171007][ T32] INFO: task kworker/0:503:6347 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.171041][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.171125][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.171178][ T32] Call trace: [ 1351.171269][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.171322][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.171346][ T32] r4:00000000 [ 1351.171367][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.171404][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.171461][ T32] 5d20: cb055000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.171525][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.171554][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.171579][ T32] r5:80000013 r4:80239bb0 [ 1351.171599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.171638][ T32] r4:82ac11e4 [ 1351.171658][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.171728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.171754][ T32] r4:e05e5dc0 [ 1351.171775][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.171829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.171862][ T32] r4:00000000 [ 1351.171884][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.171928][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.171949][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.171990][ T32] r5:00001000 r4:ecf01000 [ 1351.172009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.172068][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.172114][ T32] r5:85c39b8c r4:85c39800 [ 1351.172135][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.191886][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.191968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.192057][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.192085][ T32] r4:846ded80 [ 1351.192127][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.192867][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.192907][ T32] r4:00000001 [ 1351.192952][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.193008][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.193039][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.193088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.193123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.193154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.193193][ T32] r4:84a7de40 [ 1351.193241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.193276][ T32] INFO: task kworker/0:504:6364 blocked for more than 477 seconds. [ 1351.193309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.193353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.193400][ T32] task:kworker/0:504 state:D stack:0 pid:6364 tgid:6364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.193487][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.193558][ T32] Call trace: [ 1351.193604][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.193658][ T32] r10:829188dc r9:eceddd84 r8:00000002 r7:60000113 r6:eceddd8c r5:85284800 [ 1351.193682][ T32] r4:85284800 [ 1351.193702][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.193742][ T32] r5:85284800 r4:829188d8 ** 1 printk messages dropped ** [ 1351.193800][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.194390][ T32] r5:00001000 r4:ecf3d000 [ 1351.194422][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.194465][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.194527][ T32] r5:85c3cb8c r4:85c3c800 [ 1351.194589][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.194639][ T32] r7:dddced80 r6:83018000 r5:85c3cb8c r4:85af4380 [ 1351.194660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.194720][ T32] r10:61c88647 r9:85284800 r8:85af43ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.194752][ T32] r4:85af4380 [ 1351.194773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.194862][ T32] r10:00000000 r9:85af4380 r8:8027f5e8 r7:ecc4de60 r6:85af4480 r5:85284800 [ 1351.194913][ T32] r4:00000001 [ 1351.194978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.195017][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1351.195064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.195097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.195124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.195173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.195220][ T32] r4:85771700 [ 1351.195695][ T32] INFO: task kworker/0:504:6364 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.195752][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.195832][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.195886][ T32] Call trace: [ 1351.195942][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.195990][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.196014][ T32] r4:00000000 [ 1351.196074][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.196118][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.196147][ T32] 5d20: cb4f0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.196190][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.196219][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.196243][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1351.196304][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.196466][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.196781][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1351.197006][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.197337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.197696][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.198098][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf89e08 ** 9 printk messages dropped ** [ 1351.198542][ T32] r5:00001000 r4:ecfad000 [ 1351.198561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.198599][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.198673][ T32] r5:85c3cf8c r4:85c3cc00 [ 1351.198727][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.198777][ T32] r7:dddced80 r6:83018000 r5:85c3cf8c r4:85af4500 [ 1351.198798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.198850][ T32] r10:61c88647 r9:85280000 r8:85af452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.198885][ T32] r4:85af4500 [ 1351.198908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.198968][ T32] r10:00000000 r9:85af4500 r8:8027f5e8 r7:ecc4de60 r6:85af4600 r5:85280000 [ 1351.198994][ T32] r4:00000001 [ 1351.199014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.199092][ T32] Exception stack(0xecf89fb0 to 0xecf89ff8) [ 1351.199158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.199217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.199258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.199291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.199349][ T32] r4:875303c0 [ 1351.199695][ T32] INFO: task kworker/0:505:6384 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.199731][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.199892][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.199977][ T32] Call trace: [ 1351.200008][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.200057][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.200119][ T32] r4:00000000 [ 1351.200163][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.200205][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.200255][ T32] 5d20: cb4f0000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.200288][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.200333][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.200360][ T32] r5:80000013 r4:80239bb0 [ 1351.200381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1351.200505][ T32] r4:e05e5dc0 ** 8 printk messages dropped ** [ 1351.200820][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.201191][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 8 printk messages dropped ** [ 1351.201500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1351.201907][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1351.224913][ T32] r4:00000000 [ 1351.224934][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.225009][ T32] r9:83018005 r8:85833000 r7:00000000 r6:83018000 r5:00001000 r4:7f17f000 [ 1351.225042][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.225091][ T32] r5:00001000 r4:ecfb5000 [ 1351.225144][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.225192][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.225237][ T32] r5:85c3d38c r4:85c3d000 [ 1351.225294][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.225345][ T32] r7:dddced80 r6:83018000 r5:85c3d38c r4:85af4580 [ 1351.225370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.225417][ T32] r10:61c88647 r9:85833000 r8:85af45ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.225467][ T32] r4:85af4580 [ 1351.225494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.225540][ T32] r10:00000000 r9:85af4580 r8:8027f5e8 r7:ecc4de60 r6:8590d100 r5:85833000 [ 1351.225563][ T32] r4:00000001 [ 1351.225583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.225619][ T32] Exception stack(0xeced9fb0 to 0xeced9ff8) [ 1351.225649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.225677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.225753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.225786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.225841][ T32] r4:87530780 [ 1351.226353][ T32] INFO: task kworker/0:506:6390 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.226435][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.226510][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.226559][ T32] Call trace: [ 1351.226615][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1351.226887][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 6 printk messages dropped ** [ 1351.227197][ T32] r4:e05e5dc0 ** 8 printk messages dropped ** [ 1351.227519][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.227887][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 8 printk messages dropped ** [ 1351.228190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1351.228599][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1351.229027][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.229158][ T32] r5:00001000 r4:ece99000 [ 1351.229210][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.229395][ T32] r7:dddced80 r6:83018000 r5:87f17b8c r4:85af4700 ** 7 printk messages dropped ** [ 1351.229715][ T32] Exception stack(0xecf99fb0 to 0xecf99ff8) ** 4 printk messages dropped ** [ 1351.229906][ T32] r4:87530a00 ** 5 printk messages dropped ** [ 1351.230547][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1351.230883][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.230969][ T32] r4:e05e5dc0 ** 8 printk messages dropped ** [ 1351.231322][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.231626][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 8 printk messages dropped ** [ 1351.231970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1351.232149][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.252704][ T32] Call trace: [ 1351.252824][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.252918][ T32] r10:829188dc r9:ed03dd84 r8:00000002 r7:60000113 r6:ed03dd8c r5:85286c00 [ 1351.252945][ T32] r4:85286c00 [ 1351.252967][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.253009][ T32] r5:85286c00 r4:829188d8 [ 1351.253030][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.253091][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.253140][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed03de08 [ 1351.253165][ T32] r4:00000000 [ 1351.253185][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.253241][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.253287][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.253330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87ae3d80 [ 1351.253353][ T32] r4:00000000 [ 1351.253372][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.253429][ T32] r9:83018005 r8:85286c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [ 1351.253457][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.253522][ T32] r5:00001000 r4:ed087000 [ 1351.253547][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.253587][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.253630][ T32] r5:8872338c r4:88723000 [ 1351.253694][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.253770][ T32] r7:dddced80 r6:83018000 r5:8872338c r4:85af4680 [ 1351.253795][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.253878][ T32] r10:61c88647 r9:85286c00 r8:85af46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.253932][ T32] r4:85af4680 [ 1351.253989][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.254041][ T32] r10:00000000 r9:85af4680 r8:8027f5e8 r7:ecc4de60 r6:85af4880 r5:85286c00 [ 1351.254063][ T32] r4:00000001 [ 1351.254147][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.254188][ T32] Exception stack(0xed03dfb0 to 0xed03dff8) [ 1351.254218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.254247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.254273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.254301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.254323][ T32] r4:87530ec0 [ 1351.254812][ T32] INFO: task kworker/0:508:6421 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.254894][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.254966][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.255079][ T32] Call trace: [ 1351.255140][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.255224][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.255286][ T32] r4:00000000 [ 1351.255330][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.255372][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.255419][ T32] 5d20: cc11a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.255487][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.255516][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.255540][ T32] r5:80000013 r4:80239bb0 [ 1351.255582][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.255626][ T32] r4:82ac11e4 [ 1351.255647][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.255688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.255730][ T32] r4:e05e5dc0 [ 1351.255758][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.255818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.255851][ T32] r4:00000000 [ 1351.255871][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.255916][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.255937][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.255979][ T32] r5:00001000 r4:ecf01000 [ 1351.255999][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.256057][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.256108][ T32] r5:85c39b8c r4:85c39800 [ 1351.256128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.256174][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.256217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.256295][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.256337][ T32] r4:846ded80 [ 1351.256360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.256436][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.256465][ T32] r4:00000001 [ 1351.256487][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.256522][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.256548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.256628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.256766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.256801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.256830][ T32] r4:84a7de40 [ 1351.256862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.256938][ T32] INFO: task kworker/0:509:6434 blocked for more than 477 seconds. [ 1351.257004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.257064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.257150][ T32] task:kworker/0:509 state:D stack:0 pid:6434 tgid:6434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.257221][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.257290][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.257372][ T32] r10:829188dc r9:ed015d84 r8:00000002 r7:60000113 r6:ed015d8c r5:85286000 ** 6 printk messages dropped ** [ 1351.257578][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.257801][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.257941][ T32] r5:00001000 r4:ec681000 [ 1351.257963][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.258141][ T32] r7:dddced80 r6:83018000 r5:85c3df8c r4:85af4800 ** 5 printk messages dropped ** [ 1351.258331][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.258551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.259305][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1351.259753][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.259965][ T32] r4:e05e5dc0 ** 1 printk messages dropped ** [ 1351.260030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.260052][ T32] r4:00000000 [ 1351.260081][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.260128][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.260151][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.260192][ T32] r5:00001000 r4:ecf01000 [ 1351.260211][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.260249][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.260289][ T32] r5:85c39b8c r4:85c39800 [ 1351.260331][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.260379][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.260401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.260446][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.260498][ T32] r4:846ded80 [ 1351.260541][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.260611][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.260648][ T32] r4:00000001 [ 1351.260671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.260734][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.260765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.260794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.260820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.260858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.260901][ T32] r4:84a7de40 [ 1351.260925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.260951][ T32] INFO: task kworker/0:510:6437 blocked for more than 477 seconds. [ 1351.260979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.261002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.261043][ T32] task:kworker/0:510 state:D stack:0 pid:6437 tgid:6437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.261132][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.261209][ T32] Call trace: [ 1351.261245][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.261298][ T32] r10:829188dc r9:ecfcdd84 r8:00000002 r7:60000113 r6:ecfcdd8c r5:85282400 [ 1351.261325][ T32] r4:85282400 [ 1351.261346][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.261405][ T32] r5:85282400 r4:829188d8 [ 1351.261434][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.261474][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.261537][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfcde08 [ 1351.261563][ T32] r4:00000000 [ 1351.261603][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.261667][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.261727][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.261772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87ae3100 [ 1351.261795][ T32] r4:00000000 [ 1351.261814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.261865][ T32] r9:83018005 r8:85282400 r7:00000000 r6:83018000 r5:00001000 r4:7f1cd000 [ 1351.261886][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.261944][ T32] r5:00001000 r4:ecde9000 [ 1351.261987][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.262054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.262099][ T32] r5:88725f8c r4:88725c00 [ 1351.262121][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.289959][ T32] r7:dddced80 r6:83018000 r5:88725f8c r4:85af4980 [ 1351.290084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.290193][ T32] r10:61c88647 r9:85282400 r8:85af49ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.290222][ T32] r4:85af4980 [ 1351.290264][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.290316][ T32] r10:00000000 r9:85af4980 r8:8027f5e8 r7:ecc4de60 r6:85af4a80 r5:85282400 [ 1351.290380][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.290466][ T32] Exception stack(0xecfcdfb0 to 0xecfcdff8) ** 6 printk messages dropped ** [ 1351.291194][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.291781][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1351.292086][ T32] r4:e05e5dc0 ** 2 printk messages dropped ** [ 1351.305229][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.305513][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1351.305655][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.305818][ T32] r4:00000001 [ 1351.305843][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.305936][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.306012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.306047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.306074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.306125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.306187][ T32] r4:84a7de40 [ 1351.306215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.306249][ T32] INFO: task kworker/0:511:6438 blocked for more than 477 seconds. [ 1351.306284][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.306310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.306332][ T32] task:kworker/0:511 state:D stack:0 pid:6438 tgid:6438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.306389][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.306436][ T32] Call trace: [ 1351.306520][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.306577][ T32] r10:829188dc r9:ecf5dd84 r8:00000002 r7:60000113 r6:ecf5dd8c r5:85285400 [ 1351.306603][ T32] r4:85285400 [ 1351.306623][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.306684][ T32] r5:85285400 r4:829188d8 [ 1351.306712][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.306776][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.306855][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf5de08 [ 1351.306891][ T32] r4:00000000 [ 1351.306956][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.306997][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.307036][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.307076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916a80 [ 1351.307099][ T32] r4:00000000 [ 1351.307118][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.307161][ T32] r9:83018005 r8:85285400 r7:00000000 r6:83018000 r5:00001000 r4:7f295000 [ 1351.307203][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.307258][ T32] r5:00001000 r4:ecbfd000 [ 1351.307282][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.307321][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.307387][ T32] r5:85c3fb8c r4:85c3f800 [ 1351.307411][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.307456][ T32] r7:dddced80 r6:83018000 r5:85c3fb8c r4:85af4a00 [ 1351.307505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.307555][ T32] r10:61c88647 r9:85285400 r8:85af4a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.307578][ T32] r4:85af4a00 [ 1351.307598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.307641][ T32] r10:00000000 r9:85af4a00 r8:8027f5e8 r7:ecfcde60 r6:85af4b00 r5:85285400 [ 1351.307686][ T32] r4:00000001 [ 1351.307723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.307783][ T32] Exception stack(0xecf5dfb0 to 0xecf5dff8) [ 1351.307811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.307846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.307919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.307956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.307980][ T32] r4:87530180 [ 1351.308463][ T32] INFO: task kworker/0:511:6438 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.308498][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.308584][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.308635][ T32] Call trace: [ 1351.308666][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.308714][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.308737][ T32] r4:00000000 [ 1351.308757][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.308793][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.308851][ T32] 5d20: ccf7d000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.308897][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.308950][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.308980][ T32] r5:80000013 r4:80239bb0 [ 1351.309001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.309041][ T32] r4:82ac11e4 [ 1351.309061][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.309120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.309148][ T32] r4:e05e5dc0 [ 1351.309189][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.309235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.309257][ T32] r4:00000000 [ 1351.309288][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.309335][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.309366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.309411][ T32] r5:00001000 r4:ecf01000 [ 1351.309456][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.309498][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.309540][ T32] r5:85c39b8c r4:85c39800 [ 1351.309561][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.309606][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.309627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.309672][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.309694][ T32] r4:846ded80 [ 1351.309713][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.309757][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.309780][ T32] r4:00000001 [ 1351.309799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.309839][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.309867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.309910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.309945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.309997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.310050][ T32] r4:84a7de40 [ 1351.310075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.310102][ T32] INFO: task kworker/0:512:6445 blocked for more than 477 seconds. [ 1351.310149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.310177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.310198][ T32] task:kworker/0:512 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.310275][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.310317][ T32] Call trace: [ 1351.310348][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.310393][ T32] r10:829188dc r9:ecf79d84 r8:00000002 r7:60000113 r6:ecf79d8c r5:85913000 [ 1351.310416][ T32] r4:85913000 [ 1351.310436][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.310474][ T32] r5:85913000 r4:829188d8 [ 1351.310498][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.310738][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1351.310974][ T32] r5:00001000 r4:ed0d7000 [ 1351.311025][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.311096][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.311240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.311574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.335292][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1351.335592][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.335811][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.336066][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.336395][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1351.336798][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.337142][ T32] r4:84849800 ** 3 printk messages dropped ** [ 1351.337283][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.337690][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.337730][ T32] r5:00001000 r4:ed0df000 [ 1351.337770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.338028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.338320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.339230][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1351.339580][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.339814][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.340127][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1351.340320][ T32] r4:846ded80 ** 5 printk messages dropped ** [ 1351.340579][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.340923][ T32] task:kworker/0:514 state:D stack:0 pid:6480 tgid:6480 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.341358][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.341546][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.341702][ T32] r5:00001000 r4:ed0e7000 ** 3 printk messages dropped ** [ 1351.341896][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.342149][ T32] r4:85af4d00 [ 1351.349587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.349683][ T32] r10:00000000 r9:85af4d00 r8:8027f5e8 r7:ecf5de60 r6:85af4e80 r5:84848c00 [ 1351.349710][ T32] r4:00000001 [ 1351.349741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.349784][ T32] Exception stack(0xed091fb0 to 0xed091ff8) [ 1351.349815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.349870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.349905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.349936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.349958][ T32] r4:8564abc0 [ 1351.350464][ T32] INFO: task kworker/0:514:6480 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.350526][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.350601][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.350677][ T32] Call trace: [ 1351.350710][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.350770][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.350798][ T32] r4:00000000 [ 1351.350829][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.350891][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.350926][ T32] 5d20: cd48e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.350958][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.350984][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.351007][ T32] r5:80000013 r4:80239bb0 [ 1351.351027][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.351068][ T32] r4:82ac11e4 [ 1351.351088][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.351139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.351166][ T32] r4:e05e5dc0 [ 1351.351186][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.351228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.351251][ T32] r4:00000000 [ 1351.351280][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.351329][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.351366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.351411][ T32] r5:00001000 r4:ecf01000 [ 1351.351450][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.351494][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.351542][ T32] r5:85c39b8c r4:85c39800 [ 1351.351564][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.351619][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.351644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.351701][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.351736][ T32] r4:846ded80 [ 1351.351760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.351805][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.351827][ T32] r4:00000001 [ 1351.351877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.351932][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.351964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.352013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.352045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.352074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.352096][ T32] r4:84a7de40 [ 1351.352184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.365078][ T32] INFO: task kworker/0:515:6482 blocked for more than 477 seconds. [ 1351.365241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.365273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.365297][ T32] task:kworker/0:515 state:D stack:0 pid:6482 tgid:6482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.365412][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.365475][ T32] Call trace: [ 1351.365582][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.365690][ T32] r10:829188dc r9:ecfc9d84 r8:00000002 r7:60000113 r6:ecfc9d8c r5:8484a400 [ 1351.365721][ T32] r4:8484a400 [ 1351.365744][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.365792][ T32] r5:8484a400 r4:829188d8 [ 1351.365812][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.365858][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.365934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 [ 1351.365961][ T32] r4:00000000 [ 1351.366006][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.366045][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.366280][ T32] r5:00001000 r4:eb1dd000 [ 1351.366302][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.366414][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.366649][ T32] r4:85af4e00 ** 6 printk messages dropped ** [ 1351.366951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.367827][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.368049][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1351.368236][ T32] r4:82ac11e4 [ 1351.368265][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.368324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.368350][ T32] r4:e05e5dc0 [ 1351.368370][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.368412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.368454][ T32] r4:00000000 [ 1351.368478][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.368523][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.368546][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.368587][ T32] r5:00001000 r4:ecf01000 [ 1351.368615][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.368679][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.368733][ T32] r5:85c39b8c r4:85c39800 [ 1351.368754][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.368829][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.368865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.368913][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.369159][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1351.369403][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.369710][ T32] r4:8484b000 ** 4 printk messages dropped ** [ 1351.369908][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f1e08 ** 8 printk messages dropped ** [ 1351.370274][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.370321][ T32] r5:00001000 r4:ec9cd000 [ 1351.370343][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.370494][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.370759][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.370888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.371400][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.371639][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 2 printk messages dropped ** [ 1351.371770][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1351.372021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 5 printk messages dropped ** [ 1351.391342][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 7 printk messages dropped ** [ 1351.391718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.392029][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 6 printk messages dropped ** [ 1351.392777][ T32] INFO: task kworker/0:517:6491 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.392941][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.393110][ T32] r4:8484c800 ** 2 printk messages dropped ** [ 1351.393290][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1351.393587][ T32] r4:00000000 [ 1351.393619][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.393669][ T32] r9:83018005 r8:8484c800 r7:00000000 r6:83018000 r5:00001000 r4:7f21b000 [ 1351.393692][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.393732][ T32] r5:00001000 r4:ecf63000 [ 1351.393752][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.393831][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.393939][ T32] r5:85c3ff8c r4:85c3fc00 [ 1351.393964][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.394041][ T32] r7:dddced80 r6:83018000 r5:85c3ff8c r4:85526f00 [ 1351.394096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.394147][ T32] r10:61c88647 r9:8484c800 r8:85526f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.394170][ T32] r4:85526f00 [ 1351.394201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.394249][ T32] r10:00000000 r9:85526f00 r8:8027f5e8 r7:ecf5de60 r6:87aea000 r5:8484c800 [ 1351.394280][ T32] r4:00000001 [ 1351.394324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.394392][ T32] Exception stack(0xed10dfb0 to 0xed10dff8) [ 1351.394423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.394452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.394506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.394565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.394617][ T32] r4:8564a900 [ 1351.395117][ T32] INFO: task kworker/0:517:6491 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.395154][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.395249][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.395294][ T32] Call trace: [ 1351.395345][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.395406][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.395442][ T32] r4:00000000 [ 1351.395466][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.395505][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.395553][ T32] 5d20: cdd3f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.395586][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.395619][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.395662][ T32] r5:80000013 r4:80239bb0 [ 1351.395686][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.395727][ T32] r4:82ac11e4 [ 1351.395754][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.395808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.395840][ T32] r4:e05e5dc0 [ 1351.395871][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.395943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.395983][ T32] r4:00000000 [ 1351.396006][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.396051][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.396073][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.396119][ T32] r5:00001000 r4:ecf01000 [ 1351.396140][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.396182][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.396225][ T32] r5:85c39b8c r4:85c39800 [ 1351.396245][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.396294][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.396317][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.396418][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.396445][ T32] r4:846ded80 [ 1351.396487][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.396535][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.396558][ T32] r4:00000001 [ 1351.396618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.396701][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.396732][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.396813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.397151][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.397490][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed135e08 ** 8 printk messages dropped ** [ 1351.397861][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.397964][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1351.398201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.398902][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.399420][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1351.399686][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.400101][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.400440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.400544][ T32] INFO: task kworker/0:519:6556 blocked for more than 477 seconds. [ 1351.400582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.400609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.400631][ T32] task:kworker/0:519 state:D stack:0 pid:6556 tgid:6556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.400698][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.400740][ T32] Call trace: [ 1351.400770][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.400814][ T32] r10:829188dc r9:ed101d84 r8:00000002 r7:60000113 r6:ed101d8c r5:8484e000 [ 1351.400858][ T32] r4:8484e000 [ 1351.400883][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.400933][ T32] r5:8484e000 r4:829188d8 [ 1351.400957][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.401016][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.401066][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed101e08 [ 1351.401108][ T32] r4:00000000 [ 1351.401131][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.401169][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.401203][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.401242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f2c80 [ 1351.401273][ T32] r4:00000000 [ 1351.401298][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.401343][ T32] r9:83018005 r8:8484e000 r7:00000000 r6:83018000 r5:00001000 r4:7f285000 [ 1351.401366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.401406][ T32] r5:00001000 r4:ed2df000 [ 1351.401425][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.401462][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.401503][ T32] r5:8473e78c r4:8473e400 [ 1351.401523][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.401565][ T32] r7:dddced80 r6:83018000 r5:8473e78c r4:87aea100 [ 1351.401606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.401657][ T32] r10:61c88647 r9:8484e000 r8:87aea12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.401681][ T32] r4:87aea100 [ 1351.401720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.401766][ T32] r10:00000000 r9:87aea100 r8:8027f5e8 r7:ecf5de60 r6:87aea280 r5:8484e000 [ 1351.401790][ T32] r4:00000001 [ 1351.401810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.401872][ T32] Exception stack(0xed101fb0 to 0xed101ff8) [ 1351.401903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.401931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.401958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.402012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.402036][ T32] r4:858f2e40 [ 1351.432921][ T32] INFO: task kworker/0:519:6556 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.433019][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.433095][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.433159][ T32] Call trace: [ 1351.433213][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.433271][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.433296][ T32] r4:00000000 [ 1351.433349][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.433395][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.433426][ T32] 5d20: ce693000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.433475][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.433525][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.433554][ T32] r5:80000013 r4:80239bb0 [ 1351.433576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.433618][ T32] r4:82ac11e4 [ 1351.433639][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.433680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.433703][ T32] r4:e05e5dc0 [ 1351.433722][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.433763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.433794][ T32] r4:00000000 [ 1351.433818][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.433873][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.433895][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.434287][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.434613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.434920][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.435187][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1351.435627][ T32] r5:00001000 r4:ed2e7000 [ 1351.435656][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.435823][ T32] r7:dddced80 r6:83018000 r5:8473ef8c r4:87aea200 ** 7 printk messages dropped ** [ 1351.436086][ T32] Exception stack(0xed2b9fb0 to 0xed2b9ff8) ** 1 printk messages dropped ** [ 1351.436180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.436211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.436240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.436304][ T32] r4:858f2c40 [ 1351.436653][ T32] INFO: task kworker/0:520:6558 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.436687][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.436768][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.436824][ T32] Call trace: [ 1351.436901][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.436972][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.437002][ T32] r4:00000000 [ 1351.437024][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.437091][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.437160][ T32] 5d20: ce693000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.437233][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.437264][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.437320][ T32] r5:80000013 r4:80239bb0 [ 1351.437371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.437414][ T32] r4:82ac11e4 [ 1351.437434][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.437502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.437567][ T32] r4:e05e5dc0 [ 1351.437618][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.437662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.437719][ T32] r4:00000000 [ 1351.437788][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1351.437870][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.438333][ T32] r4:846ded80 ** 4 printk messages dropped ** [ 1351.438543][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 6 printk messages dropped ** [ 1351.438933][ T32] INFO: task kworker/0:521:6561 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.439391][ T32] r4:8484bc00 ** 4 printk messages dropped ** [ 1351.439681][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed109e08 ** 5 printk messages dropped ** [ 1351.439933][ T32] r4:00000000 [ 1351.439953][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.439995][ T32] r9:83018005 r8:8484bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f29b000 [ 1351.440039][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.440097][ T32] r5:00001000 r4:ed051000 [ 1351.440120][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.440161][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.440221][ T32] r5:8473df8c r4:8473dc00 [ 1351.440245][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.440309][ T32] r7:dddced80 r6:83018000 r5:8473df8c r4:87aea380 [ 1351.440333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.440380][ T32] r10:61c88647 r9:8484bc00 r8:87aea3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.440402][ T32] r4:87aea380 [ 1351.440421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.440464][ T32] r10:00000000 r9:87aea380 r8:8027f5e8 r7:ecf5de60 r6:87aea480 r5:8484bc00 [ 1351.440506][ T32] r4:00000001 [ 1351.440535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.440569][ T32] Exception stack(0xed109fb0 to 0xed109ff8) [ 1351.440622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.440656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.440684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.440732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.440759][ T32] r4:858f27c0 [ 1351.441080][ T32] INFO: task kworker/0:521:6561 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.441116][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.441172][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.441243][ T32] Call trace: [ 1351.441276][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.441322][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.441346][ T32] r4:00000000 [ 1351.441386][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.441427][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.441456][ T32] 5d20: ce693000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.441485][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.441531][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.441579][ T32] r5:80000013 r4:80239bb0 [ 1351.441624][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.441704][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1351.441825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1351.462596][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1351.462819][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1351.463076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.463394][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.463701][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1351.464109][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.464247][ T32] r5:00001000 r4:ecd81000 ** 2 printk messages dropped ** [ 1351.464376][ T32] r5:87ee078c r4:87ee0400 ** 4 printk messages dropped ** [ 1351.464586][ T32] r4:87aea400 ** 6 printk messages dropped ** [ 1351.464926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.465622][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.465824][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 7 printk messages dropped ** [ 1351.466128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1351.466541][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1351.466847][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.467068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.467309][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.467506][ T32] r5:847bec00 r4:829188d8 [ 1351.467526][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.467562][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.467615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e5e08 [ 1351.467641][ T32] r4:00000000 [ 1351.467690][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.467754][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.467792][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.467849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d02c0 [ 1351.467876][ T32] r4:00000000 [ 1351.467926][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.467994][ T32] r9:83018005 r8:847bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f295000 [ 1351.468024][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.468066][ T32] r5:00001000 r4:ec537000 [ 1351.468094][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.468136][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.468198][ T32] r5:849bc38c r4:849bc000 [ 1351.468227][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.468273][ T32] r7:dddced80 r6:83018000 r5:849bc38c r4:87aea500 [ 1351.468294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.468369][ T32] r10:61c88647 r9:847bec00 r8:87aea52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.468416][ T32] r4:87aea500 [ 1351.468447][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.468495][ T32] r10:00000000 r9:87aea500 r8:8027f5e8 r7:ed2f1e60 r6:87aea600 r5:847bec00 [ 1351.468537][ T32] r4:00000001 [ 1351.468561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.468616][ T32] Exception stack(0xed1e5fb0 to 0xed1e5ff8) [ 1351.468665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.468697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.468748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.468780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.468803][ T32] r4:858f2700 [ 1351.469100][ T32] INFO: task kworker/0:523:6573 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.469134][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.469220][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.469285][ T32] Call trace: [ 1351.469320][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.469368][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.469392][ T32] r4:00000000 [ 1351.469411][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.469448][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.469482][ T32] 5d20: cec3f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.469536][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.469565][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.469591][ T32] r5:80000013 r4:80239bb0 [ 1351.469633][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.469704][ T32] r4:82ac11e4 [ 1351.469779][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.469825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.469887][ T32] r4:e05e5dc0 [ 1351.469943][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.470046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.470095][ T32] r4:00000000 [ 1351.470150][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.470228][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.470254][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.470297][ T32] r5:00001000 r4:ecf01000 [ 1351.470316][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.470357][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.470401][ T32] r5:85c39b8c r4:85c39800 [ 1351.470420][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.470465][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.470486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.470531][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.470577][ T32] r4:846ded80 [ 1351.470621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.470671][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.470694][ T32] r4:00000001 [ 1351.470713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.470747][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.470774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.470802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.470828][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.470865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.470888][ T32] r4:84a7de40 [ 1351.470909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.470934][ T32] INFO: task kworker/0:524:6650 blocked for more than 477 seconds. [ 1351.470962][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.470986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.471007][ T32] task:kworker/0:524 state:D stack:0 pid:6650 tgid:6650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.471122][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.471198][ T32] Call trace: [ 1351.471313][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.471362][ T32] r10:829188dc r9:ed325d84 r8:00000002 r7:60000113 r6:ed325d8c r5:84851800 [ 1351.471387][ T32] r4:84851800 [ 1351.471428][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.471473][ T32] r5:84851800 r4:829188d8 [ 1351.471523][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.471565][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.471852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1c24c0 ** 4 printk messages dropped ** [ 1351.472005][ T32] r5:00001000 r4:ed583000 ** 2 printk messages dropped ** [ 1351.472105][ T32] r5:87ee138c r4:87ee1000 ** 1 printk messages dropped ** [ 1351.493580][ T32] r7:dddced80 r6:83018000 r5:87ee138c r4:87aea680 ** 3 printk messages dropped ** [ 1351.493886][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1351.494068][ T32] Exception stack(0xed325fb0 to 0xed325ff8) ** 2 printk messages dropped ** [ 1351.494222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.494889][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.495127][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.495301][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 3 printk messages dropped ** [ 1351.495471][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1351.495541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 4 printk messages dropped ** [ 1351.495777][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.495988][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.496309][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.496355][ T32] r4:846ded80 [ 1351.496378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.496426][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.496450][ T32] r4:00000001 [ 1351.496491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.496550][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.496599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.496653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.496683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.496731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.496759][ T32] r4:84a7de40 [ 1351.496790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.496853][ T32] INFO: task kworker/0:525:6651 blocked for more than 478 seconds. [ 1351.496892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.496917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.496939][ T32] task:kworker/0:525 state:D stack:0 pid:6651 tgid:6651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.497008][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.497069][ T32] Call trace: [ 1351.497134][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.497183][ T32] r10:829188dc r9:ed55dd84 r8:00000002 r7:60000113 r6:ed55dd8c r5:84850000 [ 1351.497206][ T32] r4:84850000 [ 1351.497226][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.497279][ T32] r5:84850000 r4:829188d8 [ 1351.497329][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.497375][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.497421][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed55de08 [ 1351.497444][ T32] r4:00000000 [ 1351.497463][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.497499][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.497533][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.497587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d06c0 [ 1351.497613][ T32] r4:00000000 [ 1351.497633][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.497677][ T32] r9:83018005 r8:84850000 r7:00000000 r6:83018000 r5:00001000 r4:7f325000 [ 1351.497698][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.497748][ T32] r5:00001000 r4:ed02d000 [ 1351.497781][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.497832][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.497909][ T32] r5:87ee0f8c r4:87ee0c00 [ 1351.497937][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.498008][ T32] r7:dddced80 r6:83018000 r5:87ee0f8c r4:87aea780 [ 1351.498030][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.498077][ T32] r10:61c88647 r9:84850000 r8:87aea7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.498100][ T32] r4:87aea780 [ 1351.498119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.498161][ T32] r10:00000000 r9:87aea780 r8:8027f5e8 r7:ed325e60 r6:87aea800 r5:84850000 [ 1351.498183][ T32] r4:00000001 [ 1351.498202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.498244][ T32] Exception stack(0xed55dfb0 to 0xed55dff8) [ 1351.498272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.498311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.498341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.498370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.498411][ T32] r4:852d0340 [ 1351.498751][ T32] INFO: task kworker/0:525:6651 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.498804][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.498876][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.498945][ T32] Call trace: [ 1351.498975][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.499022][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.499045][ T32] r4:00000000 [ 1351.499085][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.499127][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.499155][ T32] 5d20: cf153000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.499183][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.499224][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.499252][ T32] r5:80000013 r4:80239bb0 [ 1351.499273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.499326][ T32] r4:82ac11e4 [ 1351.499350][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.499434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.499461][ T32] r4:e05e5dc0 [ 1351.499480][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.499520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.499542][ T32] r4:00000000 [ 1351.499561][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.499604][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.499626][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.499666][ T32] r5:00001000 r4:ecf01000 [ 1351.499685][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.499722][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.499762][ T32] r5:85c39b8c r4:85c39800 [ 1351.499783][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.499827][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.499855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.499900][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.499933][ T32] r4:846ded80 [ 1351.499976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.500024][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.500048][ T32] r4:00000001 [ 1351.500068][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.500122][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.500152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.500219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.500250][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.500279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.500302][ T32] r4:84a7de40 [ 1351.500322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.500346][ T32] INFO: task kworker/0:526:6653 blocked for more than 478 seconds. [ 1351.500373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.500396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.500455][ T32] task:kworker/0:526 state:D stack:0 pid:6653 tgid:6653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.500504][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.500546][ T32] Call trace: [ 1351.500604][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.500653][ T32] r10:829188dc r9:ed5b9d84 r8:00000002 r7:60000113 r6:ed5b9d8c r5:84853000 [ 1351.500677][ T32] r4:84853000 [ 1351.500697][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.500750][ T32] r5:84853000 r4:829188d8 [ 1351.500773][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.500812][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.500865][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b9e08 [ 1351.500889][ T32] r4:00000000 [ 1351.500909][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.500946][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.500980][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.501021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0a00 [ 1351.501043][ T32] r4:00000000 [ 1351.501062][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.501104][ T32] r9:83018005 r8:84853000 r7:00000000 r6:83018000 r5:00001000 r4:7f335000 [ 1351.501125][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.501164][ T32] r5:00001000 r4:ed373000 [ 1351.501183][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.501221][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.501261][ T32] r5:87ee0b8c r4:87ee0800 [ 1351.501301][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.501348][ T32] r7:dddced80 r6:83018000 r5:87ee0b8c r4:87aea880 [ 1351.501398][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.501471][ T32] r10:61c88647 r9:84853000 r8:87aea8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.501520][ T32] r4:87aea880 [ 1351.501543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.501589][ T32] r10:00000000 r9:87aea880 r8:8027f5e8 r7:ed325e60 r6:87aea900 r5:84853000 [ 1351.501625][ T32] r4:00000001 [ 1351.501669][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.501711][ T32] Exception stack(0xed5b9fb0 to 0xed5b9ff8) [ 1351.501740][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.501768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.501794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.501822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.501870][ T32] r4:852d0600 [ 1351.524454][ T32] INFO: task kworker/0:526:6653 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.524543][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.524620][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.524730][ T32] Call trace: [ 1351.524799][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.524869][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.524895][ T32] r4:00000000 [ 1351.524916][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.524956][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.525013][ T32] 5d20: cf719000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.525047][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.525073][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.525127][ T32] r5:80000013 r4:80239bb0 [ 1351.525151][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.525223][ T32] r4:82ac11e4 [ 1351.525274][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.525348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.525375][ T32] r4:e05e5dc0 [ 1351.525396][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.525468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.525523][ T32] r4:00000000 [ 1351.525547][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.525596][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.525618][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.525659][ T32] r5:00001000 r4:ecf01000 [ 1351.525679][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.525717][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.525767][ T32] r5:85c39b8c r4:85c39800 [ 1351.525787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.525851][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.525877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.525925][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.525947][ T32] r4:846ded80 [ 1351.525990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.526037][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.526060][ T32] r4:00000001 [ 1351.526079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.526114][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.526139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.526168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.526194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.526223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.526246][ T32] r4:84a7de40 [ 1351.526268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.526297][ T32] INFO: task kworker/0:527:6661 blocked for more than 478 seconds. [ 1351.526350][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.526399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.526424][ T32] task:kworker/0:527 state:D stack:0 pid:6661 tgid:6661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.526470][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.526512][ T32] Call trace: [ 1351.526543][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.526587][ T32] r10:829188dc r9:ed5b5d84 r8:00000002 r7:60000113 r6:ed5b5d8c r5:84852400 [ 1351.526611][ T32] r4:84852400 [ 1351.526641][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1351.526778][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.527052][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.527137][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.527178][ T32] r5:00001000 r4:ed611000 ** 1 printk messages dropped ** [ 1351.527235][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.527565][ T32] r10:00000000 r9:87aea980 r8:8027f5e8 r7:ed325e60 r6:87aeaa80 r5:84852400 ** 8 printk messages dropped ** [ 1351.528322][ T32] INFO: task kworker/0:527:6661 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 7 printk messages dropped ** [ 1351.528686][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1351.529029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 9 printk messages dropped ** [ 1351.529455][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.529857][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.530069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.530348][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.530699][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.531169][ T32] r5:00001000 r4:ed3c5000 [ 1351.531190][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.531380][ T32] r7:dddced80 r6:83018000 r5:87ee1f8c r4:87aeaa00 ** 5 printk messages dropped ** [ 1351.531646][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.531755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.531782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.531831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.531862][ T32] r4:8c1c2b80 [ 1351.532214][ T32] INFO: task kworker/0:528:6706 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.552653][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.552755][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.552819][ T32] Call trace: [ 1351.552882][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.552974][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.553004][ T32] r4:00000000 [ 1351.553042][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.553208][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.553278][ T32] 5d20: cfe59000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.553320][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.553353][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.553396][ T32] r5:80000013 r4:80239bb0 [ 1351.553437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.553505][ T32] r4:82ac11e4 [ 1351.553542][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.553601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.553652][ T32] r4:e05e5dc0 [ 1351.553681][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.553735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.553762][ T32] r4:00000000 [ 1351.553788][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.553851][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.553884][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.553932][ T32] r5:00001000 r4:ecf01000 [ 1351.553962][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.554076][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.554133][ T32] r5:85c39b8c r4:85c39800 [ 1351.554155][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.554202][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.554224][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.554271][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.554294][ T32] r4:846ded80 [ 1351.554332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.554382][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.554405][ T32] r4:00000001 [ 1351.554424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.554458][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.554496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.554529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.554558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.554587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.554622][ T32] r4:84a7de40 [ 1351.554649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.554681][ T32] INFO: task kworker/0:529:6708 blocked for more than 478 seconds. [ 1351.554734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.554767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.554802][ T32] task:kworker/0:529 state:D stack:0 pid:6708 tgid:6708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.554909][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.554957][ T32] Call trace: [ 1351.555020][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.555070][ T32] r10:829188dc r9:ed5b1d84 r8:00000002 r7:60000113 r6:ed5b1d8c r5:84855400 [ 1351.555098][ T32] r4:84855400 [ 1351.555120][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.555160][ T32] r5:84855400 r4:829188d8 [ 1351.555180][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.555219][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.555263][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b1e08 [ 1351.555285][ T32] r4:00000000 [ 1351.555304][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.555340][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.555373][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.555418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1c2a40 [ 1351.555442][ T32] r4:00000000 [ 1351.555462][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.555511][ T32] r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7f385000 [ 1351.555563][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.555625][ T32] r5:00001000 r4:ed3f5000 [ 1351.555648][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.555686][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.555726][ T32] r5:87ee238c r4:87ee2000 [ 1351.555787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.555845][ T32] r7:dddced80 r6:83018000 r5:87ee238c r4:87aeab00 [ 1351.555868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.555912][ T32] r10:61c88647 r9:84855400 r8:87aeab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.555934][ T32] r4:87aeab00 [ 1351.555953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.555997][ T32] r10:00000000 r9:87aeab00 r8:8027f5e8 r7:ed5b5e60 r6:87aeac80 r5:84855400 [ 1351.556019][ T32] r4:00000001 [ 1351.556063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.556110][ T32] Exception stack(0xed5b1fb0 to 0xed5b1ff8) [ 1351.556147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.556179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.556205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.556234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.556279][ T32] r4:8c1c2dc0 [ 1351.556807][ T32] INFO: task kworker/0:529:6708 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.556857][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.556922][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.556969][ T32] Call trace: [ 1351.557028][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.557082][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.557114][ T32] r4:00000000 [ 1351.557136][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.557213][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.557246][ T32] 5d20: cfe59000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.557293][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.557322][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.557386][ T32] r5:80000013 r4:80239bb0 [ 1351.557440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.557483][ T32] r4:82ac11e4 [ 1351.557524][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.557571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.557614][ T32] r4:e05e5dc0 [ 1351.557640][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.557684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.557735][ T32] r4:00000000 [ 1351.557779][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.557829][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.557859][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.557901][ T32] r5:00001000 r4:ecf01000 [ 1351.557921][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.557959][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.558124][ T32] r5:85c39b8c r4:85c39800 [ 1351.558151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.558218][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.558273][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.558346][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.558373][ T32] r4:846ded80 [ 1351.558393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.558439][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.558461][ T32] r4:00000001 [ 1351.558481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.558535][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.558586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.558645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.558703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.558735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.558757][ T32] r4:84a7de40 [ 1351.558778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.558803][ T32] INFO: task kworker/0:530:6710 blocked for more than 478 seconds. [ 1351.558832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.558868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.558909][ T32] task:kworker/0:530 state:D stack:0 pid:6710 tgid:6710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.559008][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.559084][ T32] Call trace: [ 1351.559155][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.559236][ T32] r10:829188dc r9:ed66dd84 r8:00000002 r7:60000113 r6:ed66dd8c r5:84856000 [ 1351.559290][ T32] r4:84856000 [ 1351.559340][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.559383][ T32] r5:84856000 r4:829188d8 [ 1351.559441][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.559511][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.559559][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed66de08 [ 1351.559583][ T32] r4:00000000 [ 1351.559602][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.559639][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.559674][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.559713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1c2cc0 [ 1351.559777][ T32] r4:00000000 [ 1351.559801][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.559871][ T32] r9:83018005 r8:84856000 r7:00000000 r6:83018000 r5:00001000 r4:7f387000 [ 1351.559919][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.559966][ T32] r5:00001000 r4:ed5e1000 [ 1351.559986][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.560052][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.560128][ T32] r5:87ee278c r4:87ee2400 [ 1351.560177][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.560224][ T32] r7:dddced80 r6:83018000 r5:87ee278c r4:87aeac00 [ 1351.560275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.560345][ T32] r10:61c88647 r9:84856000 r8:87aeac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.560373][ T32] r4:87aeac00 [ 1351.560393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.560437][ T32] r10:00000000 r9:87aeac00 r8:8027f5e8 r7:ed5b5e60 r6:87aead80 r5:84856000 [ 1351.560459][ T32] r4:00000001 [ 1351.560478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.560511][ T32] Exception stack(0xed66dfb0 to 0xed66dff8) [ 1351.560538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.560567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.560606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.560660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.560714][ T32] r4:8c1c2f40 [ 1351.561020][ T32] INFO: task kworker/0:530:6710 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.561054][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.561167][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.561220][ T32] Call trace: [ 1351.561275][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.561354][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.561392][ T32] r4:00000000 [ 1351.561413][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.561487][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.561555][ T32] 5d20: cfe59000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.561608][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.561638][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.561692][ T32] r5:80000013 r4:80239bb0 [ 1351.561744][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.561787][ T32] r4:82ac11e4 [ 1351.561807][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.561855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.561878][ T32] r4:e05e5dc0 [ 1351.561928][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.562005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.562035][ T32] r4:00000000 [ 1351.562068][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.562126][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.562203][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.586339][ T32] r5:00001000 r4:ecf01000 [ 1351.586385][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.586454][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.586522][ T32] r5:85c39b8c r4:85c39800 [ 1351.586549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.586618][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.586651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.586699][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.586723][ T32] r4:846ded80 [ 1351.586752][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.586826][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.586887][ T32] r4:00000001 [ 1351.586950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.587018][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.587077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.587144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.587176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.587206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.587230][ T32] r4:84a7de40 [ 1351.587253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.587283][ T32] INFO: task kworker/0:531:6711 blocked for more than 478 seconds. [ 1351.587315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.587368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.587396][ T32] task:kworker/0:531 state:D stack:0 pid:6711 tgid:6711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.587458][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.587569][ T32] Call trace: [ 1351.587616][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.587669][ T32] r10:829188dc r9:ed671d84 r8:00000002 r7:60000113 r6:ed671d8c r5:84853c00 [ 1351.587693][ T32] r4:84853c00 [ 1351.587719][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.587785][ T32] r5:84853c00 r4:829188d8 [ 1351.587807][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.587855][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.587901][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed671e08 [ 1351.587924][ T32] r4:00000000 [ 1351.587950][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.587989][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.588027][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.588068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1c2500 [ 1351.588139][ T32] r4:00000000 [ 1351.588186][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.588257][ T32] r9:83018005 r8:84853c00 r7:00000000 r6:83018000 r5:00001000 r4:7f389000 [ 1351.588306][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.588351][ T32] r5:00001000 r4:ed5f9000 [ 1351.588371][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.588408][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.588449][ T32] r5:87ee1b8c r4:87ee1800 [ 1351.588490][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.588562][ T32] r7:dddced80 r6:83018000 r5:87ee1b8c r4:87aead00 [ 1351.588619][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.588709][ T32] r10:61c88647 r9:84853c00 r8:87aead2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.588744][ T32] r4:87aead00 [ 1351.588764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.588808][ T32] r10:00000000 r9:87aead00 r8:8027f5e8 r7:ed5b5e60 r6:87aeae80 r5:84853c00 [ 1351.588849][ T32] r4:00000001 [ 1351.588873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.588929][ T32] Exception stack(0xed671fb0 to 0xed671ff8) [ 1351.588988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.589035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.589064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.589098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.589121][ T32] r4:8c1c2a80 [ 1351.589626][ T32] INFO: task kworker/0:531:6711 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.589679][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.589757][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.589849][ T32] Call trace: [ 1351.589882][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.590002][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.590064][ T32] r4:00000000 [ 1351.590091][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.590134][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.590183][ T32] 5d20: d0329000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.590217][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.590243][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.590267][ T32] r5:80000013 r4:80239bb0 [ 1351.590308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.590352][ T32] r4:82ac11e4 [ 1351.590373][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.590434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.590461][ T32] r4:e05e5dc0 [ 1351.590480][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.590543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.590574][ T32] r4:00000000 [ 1351.590615][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.590664][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.590687][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.590748][ T32] r5:00001000 r4:ecf01000 [ 1351.590786][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.590841][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.590885][ T32] r5:85c39b8c r4:85c39800 [ 1351.590905][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.590949][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.590970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.591016][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.591039][ T32] r4:846ded80 [ 1351.591079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.591163][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.591197][ T32] r4:00000001 [ 1351.591220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.591267][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.591317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.591350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.591377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.591434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.591461][ T32] r4:84a7de40 [ 1351.591496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.591525][ T32] INFO: task kworker/0:532:6713 blocked for more than 478 seconds. [ 1351.591593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.591642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.591701][ T32] task:kworker/0:532 state:D stack:0 pid:6713 tgid:6713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.591757][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.591818][ T32] Call trace: [ 1351.591860][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.591907][ T32] r10:829188dc r9:ed675d84 r8:00000002 r7:60000113 r6:ed675d8c r5:84850c00 [ 1351.591929][ T32] r4:84850c00 [ 1351.591948][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.591987][ T32] r5:84850c00 r4:829188d8 [ 1351.592007][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.592046][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.592167][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed675e08 [ 1351.608649][ T32] r4:00000000 [ 1351.608719][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.608805][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.608881][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.608958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1cf640 ** 1 printk messages dropped ** [ 1351.609007][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.609128][ T32] r5:00001000 r4:ed725000 [ 1351.609150][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.609210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.609259][ T32] r5:87ee2f8c r4:87ee2c00 [ 1351.609281][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.609328][ T32] r7:dddced80 r6:83018000 r5:87ee2f8c r4:87aeae00 [ 1351.609348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.609413][ T32] r10:61c88647 r9:84850c00 r8:87aeae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.609450][ T32] r4:87aeae00 [ 1351.609501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.609560][ T32] r10:00000000 r9:87aeae00 r8:8027f5e8 r7:ed5b5e60 r6:87aeaf80 r5:84850c00 [ 1351.609583][ T32] r4:00000001 [ 1351.609603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.609639][ T32] Exception stack(0xed675fb0 to 0xed675ff8) [ 1351.609670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.609719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.609751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.609800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.609828][ T32] r4:8c1c2dc0 [ 1351.610369][ T32] INFO: task kworker/0:532:6713 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.610430][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.610545][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.610609][ T32] Call trace: [ 1351.610643][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.610690][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.610714][ T32] r4:00000000 [ 1351.610758][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.610862][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.610906][ T32] 5d20: d07d1000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.610939][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.610982][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.611010][ T32] r5:80000013 r4:80239bb0 [ 1351.611032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.611073][ T32] r4:82ac11e4 [ 1351.611114][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.611160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.611184][ T32] r4:e05e5dc0 [ 1351.611203][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.611243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.611285][ T32] r4:00000000 [ 1351.611316][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.611381][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.611408][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.611470][ T32] r5:00001000 r4:ecf01000 [ 1351.611494][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.611534][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.611575][ T32] r5:85c39b8c r4:85c39800 [ 1351.611616][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.611666][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.611708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.611759][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.611802][ T32] r4:846ded80 [ 1351.611826][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.611879][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.611923][ T32] r4:00000001 [ 1351.611966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.612006][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.612035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.612063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.612090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.612182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.625290][ T32] r4:84a7de40 [ 1351.625363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.625413][ T32] INFO: task kworker/0:533:6723 blocked for more than 478 seconds. [ 1351.625450][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.625475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.625497][ T32] task:kworker/0:533 state:D stack:0 pid:6723 tgid:6723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.625585][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.625668][ T32] Call trace: [ 1351.625708][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.625771][ T32] r10:829188dc r9:ed679d84 r8:00000002 r7:60000113 r6:ed679d8c r5:84854800 [ 1351.625795][ T32] r4:84854800 [ 1351.625815][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.625863][ T32] r5:84854800 r4:829188d8 [ 1351.625883][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.625923][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.625997][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed679e08 [ 1351.626037][ T32] r4:00000000 [ 1351.626073][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.626142][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.626224][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.626306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c0f7440 [ 1351.626338][ T32] r4:00000000 [ 1351.626360][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.626415][ T32] r9:83018005 r8:84854800 r7:00000000 r6:83018000 r5:00001000 r4:7f3b1000 [ 1351.626441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.626485][ T32] r5:00001000 r4:ed6bd000 [ 1351.626506][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.626544][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.626585][ T32] r5:8ace978c r4:8ace9400 [ 1351.626625][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.626681][ T32] r7:dddced80 r6:83018000 r5:8ace978c r4:8c1cc100 [ 1351.626703][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.626780][ T32] r10:61c88647 r9:84854800 r8:8c1cc12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.626811][ T32] r4:8c1cc100 [ 1351.626832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.626884][ T32] r10:00000000 r9:8c1cc100 r8:8027f5e8 r7:ed675e60 r6:8c1cc080 r5:84854800 [ 1351.626907][ T32] r4:00000001 [ 1351.626926][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.626961][ T32] Exception stack(0xed679fb0 to 0xed679ff8) [ 1351.626989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.627017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.627056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.627093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.627117][ T32] r4:8c1cf040 [ 1351.627595][ T32] INFO: task kworker/0:533:6723 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.627629][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.627688][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.627776][ T32] Call trace: [ 1351.627809][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.627862][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.627886][ T32] r4:00000000 [ 1351.627907][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.627964][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.627997][ T32] 5d20: d0b1e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.628028][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.628055][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.628079][ T32] r5:80000013 r4:80239bb0 [ 1351.628099][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.628139][ T32] r4:82ac11e4 [ 1351.628159][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.628200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.628222][ T32] r4:e05e5dc0 [ 1351.628241][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.628280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.628314][ T32] r4:00000000 [ 1351.628357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.628412][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.628446][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.628491][ T32] r5:00001000 r4:ecf01000 [ 1351.628512][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.628550][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.628591][ T32] r5:85c39b8c r4:85c39800 [ 1351.628612][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.628658][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.628679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.628725][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.628752][ T32] r4:846ded80 [ 1351.628778][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.628842][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.628895][ T32] r4:00000001 [ 1351.628919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.628956][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.629003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.629041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.629068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.629114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.629156][ T32] r4:84a7de40 [ 1351.629232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.629271][ T32] INFO: task kworker/0:534:6740 blocked for more than 478 seconds. [ 1351.629321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.629349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.629370][ T32] task:kworker/0:534 state:D stack:0 pid:6740 tgid:6740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.629416][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.629471][ T32] Call trace: [ 1351.629507][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.629574][ T32] r10:829188dc r9:ed699d84 r8:00000002 r7:60000113 r6:ed699d8c r5:85580000 [ 1351.629605][ T32] r4:85580000 [ 1351.629626][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.629666][ T32] r5:85580000 r4:829188d8 [ 1351.629685][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.629723][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.629767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed699e08 [ 1351.629789][ T32] r4:00000000 [ 1351.629827][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.629898][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.629949][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.630031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1cf400 [ 1351.630055][ T32] r4:00000000 [ 1351.630076][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.630173][ T32] r9:83018005 r8:85580000 r7:00000000 r6:83018000 r5:00001000 r4:7f3b7000 [ 1351.630230][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.630297][ T32] r5:00001000 r4:ed6d9000 [ 1351.630323][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.630363][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.630404][ T32] r5:87ee338c r4:87ee3000 [ 1351.630451][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.630509][ T32] r7:dddced80 r6:83018000 r5:87ee338c r4:8c1cc000 [ 1351.630554][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.630609][ T32] r10:61c88647 r9:85580000 r8:8c1cc02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.630632][ T32] r4:8c1cc000 [ 1351.630651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.630698][ T32] r10:00000000 r9:8c1cc000 r8:8027f5e8 r7:ed675e60 r6:8c1cc180 r5:85580000 [ 1351.630722][ T32] r4:00000001 [ 1351.630741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.630801][ T32] Exception stack(0xed699fb0 to 0xed699ff8) [ 1351.630905][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.630967][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.631002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.631032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.631089][ T32] r4:8c1cf180 [ 1351.631402][ T32] INFO: task kworker/0:534:6740 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.631436][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.631494][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.631541][ T32] Call trace: [ 1351.631572][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.631619][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.631643][ T32] r4:00000000 [ 1351.631674][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.631724][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.631829][ T32] 5d20: d0b1e000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.631895][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.631980][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.632033][ T32] r5:80000013 r4:80239bb0 [ 1351.632058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.632105][ T32] r4:82ac11e4 [ 1351.632125][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.632216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.646701][ T32] r4:e05e5dc0 [ 1351.646750][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.646824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.646881][ T32] r4:00000000 [ 1351.646904][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.646956][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.646991][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.647042][ T32] r5:00001000 r4:ecf01000 ** 1 printk messages dropped ** [ 1351.647107][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.647451][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.647663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1351.648197][ T32] r4:85580c00 ** 1 printk messages dropped ** [ 1351.648273][ T32] r5:85580c00 r4:829188d8 [ 1351.648298][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.648340][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.648385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c5e08 [ 1351.648408][ T32] r4:00000000 [ 1351.648436][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.648477][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.648513][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.648554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1cf580 [ 1351.648577][ T32] r4:00000000 [ 1351.648597][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.648667][ T32] r9:83018005 r8:85580c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3b9000 [ 1351.648692][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.648736][ T32] r5:00001000 r4:ed6e5000 [ 1351.648776][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.648819][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.648888][ T32] r5:87ee378c r4:87ee3400 [ 1351.648934][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.648987][ T32] r7:dddced80 r6:83018000 r5:87ee378c r4:8c1cc200 [ 1351.649009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.649055][ T32] r10:61c88647 r9:85580c00 r8:8c1cc22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.649091][ T32] r4:8c1cc200 [ 1351.649114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.649179][ T32] r10:00000000 r9:8c1cc200 r8:8027f5e8 r7:ed675e60 r6:8c1cc300 r5:85580c00 [ 1351.649211][ T32] r4:00000001 [ 1351.649241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.649291][ T32] Exception stack(0xed6c5fb0 to 0xed6c5ff8) [ 1351.649321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.649351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.649386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.649419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.649442][ T32] r4:8c1cf440 [ 1351.649916][ T32] INFO: task kworker/0:535:6741 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.649951][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.650060][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.650133][ T32] Call trace: [ 1351.650185][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.650270][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.650297][ T32] r4:00000000 [ 1351.650333][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.650406][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.650439][ T32] 5d20: d0d55000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.650488][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.650518][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.650563][ T32] r5:80000013 r4:80239bb0 [ 1351.650587][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.650629][ T32] r4:82ac11e4 [ 1351.650649][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.650691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.650712][ T32] r4:e05e5dc0 [ 1351.650731][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.650799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.650826][ T32] r4:00000000 [ 1351.650854][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.650899][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.650922][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.650963][ T32] r5:00001000 r4:ecf01000 [ 1351.651003][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.651046][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.651107][ T32] r5:85c39b8c r4:85c39800 [ 1351.651132][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.651179][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.651221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.651296][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.651337][ T32] r4:846ded80 [ 1351.651360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.651414][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.651442][ T32] r4:00000001 [ 1351.651463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.651499][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.651526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.651555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.651601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.651643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.651669][ T32] r4:84a7de40 [ 1351.651689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.651713][ T32] INFO: task kworker/0:536:6746 blocked for more than 478 seconds. [ 1351.651741][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.651764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.651785][ T32] task:kworker/0:536 state:D stack:0 pid:6746 tgid:6746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.652060][ T32] r5:85581800 r4:829188d8 ** 5 printk messages dropped ** [ 1351.668446][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.668856][ T32] r5:00001000 r4:edcb5000 [ 1351.668891][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.669079][ T32] r7:dddced80 r6:83018000 r5:87eed38c r4:8c1cc280 ** 5 printk messages dropped ** [ 1351.669292][ T32] r4:00000001 [ 1351.669313][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.669350][ T32] Exception stack(0xed6e1fb0 to 0xed6e1ff8) [ 1351.669381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.669411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.669440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.669469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.669491][ T32] r4:8c1cf240 [ 1351.670058][ T32] INFO: task kworker/0:536:6746 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.670142][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.670231][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.670295][ T32] Call trace: [ 1351.670365][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.670414][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.670439][ T32] r4:00000000 [ 1351.670458][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.670518][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.670574][ T32] 5d20: d11f5000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.670612][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.670638][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.670686][ T32] r5:80000013 r4:80239bb0 [ 1351.670710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.670750][ T32] r4:82ac11e4 [ 1351.670770][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.670810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.670858][ T32] r4:e05e5dc0 [ 1351.670883][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.670925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.670949][ T32] r4:00000000 [ 1351.670968][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.671013][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.671034][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.671075][ T32] r5:00001000 r4:ecf01000 [ 1351.671099][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.671159][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.671248][ T32] r5:85c39b8c r4:85c39800 [ 1351.671274][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.671321][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.671342][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.671405][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.671432][ T32] r4:846ded80 [ 1351.671453][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.671521][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.671567][ T32] r4:00000001 [ 1351.671591][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.671628][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.671672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.671727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.671763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.671792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.671825][ T32] r4:84a7de40 [ 1351.671857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.671886][ T32] INFO: task kworker/0:537:6752 blocked for more than 478 seconds. [ 1351.671939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.671973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.672004][ T32] task:kworker/0:537 state:D stack:0 pid:6752 tgid:6752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.672075][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.672123][ T32] Call trace: [ 1351.672154][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.672220][ T32] r10:829188dc r9:ed701d84 r8:00000002 r7:60000113 r6:ed701d8c r5:85582400 [ 1351.672307][ T32] r4:85582400 [ 1351.683051][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.683196][ T32] r5:85582400 r4:829188d8 [ 1351.683275][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.683368][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.683504][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed701e08 [ 1351.683643][ T32] r4:00000000 [ 1351.683693][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.683772][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1351.683954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1cffc0 ** 4 printk messages dropped ** [ 1351.684405][ T32] r5:00001000 r4:ed605000 [ 1351.684448][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.684558][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.684681][ T32] r5:849bd38c r4:849bd000 [ 1351.684732][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.684826][ T32] r7:dddced80 r6:83018000 r5:849bd38c r4:8c1cc380 [ 1351.684887][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.685110][ T32] r4:8c1cc380 ** 2 printk messages dropped ** [ 1351.685432][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.685679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.685889][ T32] r4:8c1cf440 ** 1 printk messages dropped ** [ 1351.686922][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.687710][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 1 printk messages dropped ** [ 1351.687867][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.687925][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.687978][ T32] r5:80000013 r4:80239bb0 [ 1351.688146][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.688259][ T32] r4:82ac11e4 [ 1351.688309][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.688398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.688448][ T32] r4:e05e5dc0 [ 1351.688491][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.688578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.688670][ T32] r4:00000000 [ 1351.688720][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.688809][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.688864][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.688980][ T32] r5:00001000 r4:ecf01000 [ 1351.689030][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.689197][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.689290][ T32] r5:85c39b8c r4:85c39800 [ 1351.689334][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.689427][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.689511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.689696][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.689785][ T32] r4:846ded80 [ 1351.689886][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.690012][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.690065][ T32] r4:00000001 [ 1351.690110][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.690202][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.690349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.690416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.690475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.690534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.690584][ T32] r4:84a7de40 [ 1351.690669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.690735][ T32] INFO: task kworker/0:538:6766 blocked for more than 478 seconds. [ 1351.690802][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.690960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.691028][ T32] task:kworker/0:538 state:D stack:0 pid:6766 tgid:6766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.691125][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.691276][ T32] Call trace: [ 1351.691359][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.691458][ T32] r10:829188dc r9:ed76dd84 r8:00000002 r7:60000113 r6:ed76dd8c r5:85584800 [ 1351.691538][ T32] r4:85584800 [ 1351.691587][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.691697][ T32] r5:85584800 r4:829188d8 [ 1351.691746][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.691829][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.692171][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed76de08 [ 1351.723596][ T32] r4:00000000 [ 1351.723691][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.723847][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.723940][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.724034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1cfa00 [ 1351.724085][ T32] r4:00000000 [ 1351.724132][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1351.724322][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.724421][ T32] r5:00001000 r4:ed681000 [ 1351.724470][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.724551][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.724633][ T32] r5:849bcf8c r4:849bcc00 [ 1351.724678][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.724928][ T32] r10:61c88647 r9:85584800 r8:8c1cc4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.725345][ T32] Exception stack(0xed76dfb0 to 0xed76dff8) ** 2 printk messages dropped ** [ 1351.725675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.727710][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1351.728343][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.728650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1351.729604][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.730194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.730667][ T32] task:kworker/0:539 state:D stack:0 pid:6768 tgid:6768 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.731870][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.752754][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.752905][ T32] r5:00001000 r4:ed8ed000 ** 3 printk messages dropped ** [ 1351.753099][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1351.753286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.753331][ T32] r10:00000000 r9:8c1cc680 r8:8027f5e8 r7:ed6e1e60 r6:8c1cc780 r5:85583c00 [ 1351.753353][ T32] r4:00000001 [ 1351.753372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.753409][ T32] Exception stack(0xed67dfb0 to 0xed67dff8) [ 1351.753439][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.753488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.753542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.753574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.753597][ T32] r4:8c1cf940 [ 1351.754133][ T32] INFO: task kworker/0:539:6768 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.754176][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.754249][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.754297][ T32] Call trace: [ 1351.754358][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.754411][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.754435][ T32] r4:00000000 [ 1351.754455][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.754492][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.754520][ T32] 5d20: d1bee000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.754549][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.754595][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.754626][ T32] r5:80000013 r4:80239bb0 [ 1351.754647][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.754686][ T32] r4:82ac11e4 [ 1351.754706][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.754756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.754782][ T32] r4:e05e5dc0 [ 1351.754802][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.754851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.754884][ T32] r4:00000000 [ 1351.754908][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.754952][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.754974][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.755015][ T32] r5:00001000 r4:ecf01000 [ 1351.755034][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.755072][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.755139][ T32] r5:85c39b8c r4:85c39800 [ 1351.755164][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.755232][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.755267][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.755316][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.755338][ T32] r4:846ded80 [ 1351.755358][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.755401][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.755423][ T32] r4:00000001 [ 1351.755442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.755476][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.755535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.755588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.755618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.755659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.755684][ T32] r4:84a7de40 [ 1351.755727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1351.755909][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.756252][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.756733][ T32] r5:00001000 r4:ed779000 [ 1351.756757][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.756867][ T32] r5:849bcb8c r4:849bc800 ** 3 printk messages dropped ** [ 1351.757048][ T32] r10:61c88647 r9:85585400 r8:8c1cc82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1351.757435][ T32] r4:8c1d9380 ** 5 printk messages dropped ** [ 1351.758075][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1351.758437][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.758610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 11 printk messages dropped ** [ 1351.759122][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.759468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.759723][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.759769][ T32] Call trace: [ 1351.759833][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.759892][ T32] r10:829188dc r9:ed965d84 r8:00000002 r7:60000113 r6:ed965d8c r5:85586c00 [ 1351.759937][ T32] r4:85586c00 [ 1351.759961][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.760015][ T32] r5:85586c00 r4:829188d8 [ 1351.760039][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.760078][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.760123][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed965e08 [ 1351.760155][ T32] r4:00000000 [ 1351.760210][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.760253][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.760309][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.760397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846cba40 [ 1351.760424][ T32] r4:00000000 [ 1351.760445][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.760509][ T32] r9:83018005 r8:85586c00 r7:00000000 r6:83018000 r5:00001000 r4:7f44f000 [ 1351.760534][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.760597][ T32] r5:00001000 r4:ed791000 [ 1351.760620][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.760660][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.760721][ T32] r5:8473ff8c r4:8473fc00 [ 1351.760746][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.760811][ T32] r7:dddced80 r6:83018000 r5:8473ff8c r4:8c1cc880 [ 1351.760855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.760905][ T32] r10:61c88647 r9:85586c00 r8:8c1cc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.760949][ T32] r4:8c1cc880 [ 1351.760971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.761029][ T32] r10:00000000 r9:8c1cc880 r8:8027f5e8 r7:ed6e1e60 r6:8c1cc980 r5:85586c00 [ 1351.761076][ T32] r4:00000001 [ 1351.761099][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.761134][ T32] Exception stack(0xed965fb0 to 0xed965ff8) [ 1351.761160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.761190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.761227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.761259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.761281][ T32] r4:846cb6c0 [ 1351.761592][ T32] INFO: task kworker/0:541:6837 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.761658][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.761734][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.761798][ T32] Call trace: [ 1351.761832][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.761885][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.761908][ T32] r4:00000000 [ 1351.761952][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.762056][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.762094][ T32] 5d20: d1bee000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.762134][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.786164][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.786266][ T32] r5:80000013 r4:80239bb0 [ 1351.786316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.786404][ T32] r4:82ac11e4 [ 1351.786451][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.786798][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1351.787088][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.787459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.787818][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.788151][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.788575][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.788690][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.789060][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.789228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.790083][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1351.790456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 13 printk messages dropped ** [ 1351.791008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.791354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.791678][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.792138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda25e08 ** 2 printk messages dropped ** [ 1351.808682][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.808800][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.808858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846befc0 [ 1351.808884][ T32] r4:00000000 [ 1351.808915][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.808967][ T32] r9:83018005 r8:855a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f4b5000 [ 1351.808989][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.809053][ T32] r5:00001000 r4:ed693000 [ 1351.809079][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.809119][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.809170][ T32] r5:87eec78c r4:87eec400 [ 1351.809194][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.809242][ T32] r7:dddced80 r6:83018000 r5:87eec78c r4:8c1ccc00 [ 1351.809285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.809357][ T32] r10:61c88647 r9:855a8c00 r8:8c1ccc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.809438][ T32] r4:8c1ccc00 [ 1351.809462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.809508][ T32] r10:00000000 r9:8c1ccc00 r8:8027f5e8 r7:ed6e1e60 r6:8c1ccc80 r5:855a8c00 [ 1351.809530][ T32] r4:00000001 [ 1351.809549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.809585][ T32] Exception stack(0xeda25fb0 to 0xeda25ff8) [ 1351.809616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.809645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.809673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.809701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.809723][ T32] r4:846e3640 [ 1351.810241][ T32] INFO: task kworker/0:543:6877 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.810292][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.810368][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.810416][ T32] Call trace: [ 1351.810447][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.810494][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.810528][ T32] r4:00000000 [ 1351.810567][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.810608][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.810637][ T32] 5d20: d261a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.810665][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.810692][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.810715][ T32] r5:80000013 r4:80239bb0 [ 1351.810736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.810775][ T32] r4:82ac11e4 [ 1351.810805][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.810884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.810922][ T32] r4:e05e5dc0 [ 1351.810944][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.810997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.811023][ T32] r4:00000000 [ 1351.811064][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.811112][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.811136][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.811177][ T32] r5:00001000 r4:ecf01000 [ 1351.811205][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.811247][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.811318][ T32] r5:85c39b8c r4:85c39800 [ 1351.811343][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.811413][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.811459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.811509][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.811532][ T32] r4:846ded80 [ 1351.811581][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.811631][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.811683][ T32] r4:00000001 [ 1351.811707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1351.811798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.812108][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.823516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edad9e08 ** 9 printk messages dropped ** [ 1351.823963][ T32] r5:00001000 r4:edcb7000 [ 1351.823989][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.824271][ T32] r10:61c88647 r9:855ab000 r8:8c1ccbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.824293][ T32] r4:8c1ccb80 [ 1351.824313][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.824437][ T32] r10:00000000 r9:8c1ccb80 r8:8027f5e8 r7:ed6e1e60 r6:8c1ccd00 r5:855ab000 [ 1351.824521][ T32] r4:00000001 [ 1351.824546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.824584][ T32] Exception stack(0xedad9fb0 to 0xedad9ff8) [ 1351.824615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.824670][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.824702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.824756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.824782][ T32] r4:85801300 [ 1351.825271][ T32] INFO: task kworker/0:544:6904 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.825310][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.825408][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.825525][ T32] Call trace: [ 1351.825564][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.825612][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.825636][ T32] r4:00000000 [ 1351.825656][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.825746][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.825854][ T32] 5d20: d261a000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.825947][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.826056][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.826084][ T32] r5:80000013 r4:80239bb0 [ 1351.826106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.826187][ T32] r4:82ac11e4 [ 1351.826311][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.826357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.826423][ T32] r4:e05e5dc0 [ 1351.826447][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.826517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.826547][ T32] r4:00000000 [ 1351.826569][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.826614][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.826636][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.826678][ T32] r5:00001000 r4:ecf01000 [ 1351.826698][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.826735][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.826777][ T32] r5:85c39b8c r4:85c39800 [ 1351.826797][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.826842][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.826871][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.826917][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1351.827035][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 9 printk messages dropped ** [ 1351.827447][ T32] INFO: task kworker/0:545:6982 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.828114][ T32] r5:855ad400 r4:829188d8 [ 1351.828138][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.828177][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.828220][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edcf5e08 [ 1351.828242][ T32] r4:00000000 [ 1351.828277][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.828318][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.828354][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.828394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a1740 [ 1351.828417][ T32] r4:00000000 [ 1351.828437][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.828521][ T32] r9:83018005 r8:855ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f5bb000 [ 1351.828708][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.828755][ T32] r5:00001000 r4:edc47000 [ 1351.828833][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.828882][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.828924][ T32] r5:8e03ef8c r4:8e03ec00 [ 1351.828943][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.828985][ T32] r7:dddced80 r6:83018000 r5:8e03ef8c r4:8c1ccd80 [ 1351.829041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.829092][ T32] r10:61c88647 r9:855ad400 r8:8c1ccdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.829273][ T32] r4:8c1ccd80 ** 1 printk messages dropped ** [ 1351.829368][ T32] r10:00000000 r9:8c1ccd80 r8:8027f5e8 r7:edad9e60 r6:8c1cce00 r5:855ad400 ** 8 printk messages dropped ** [ 1351.829896][ T32] INFO: task kworker/0:545:6982 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 10 printk messages dropped ** [ 1351.830588][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1351.831133][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.831494][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.831890][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.832232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1351.861144][ T32] r4:855aec00 ** 4 printk messages dropped ** [ 1351.861455][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede15e08 ** 9 printk messages dropped ** [ 1351.862070][ T32] r5:00001000 r4:ede2b000 ** 1 printk messages dropped ** [ 1351.872496][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.872851][ T32] r10:00000000 r9:8c1cce80 r8:8027f5e8 r7:edad9e60 r6:8c1ccf00 r5:855aec00 ** 9 printk messages dropped ** [ 1351.873679][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.874395][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1351.874457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.874481][ T32] r4:e05e5dc0 [ 1351.874529][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.874579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.874603][ T32] r4:00000000 [ 1351.874623][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.874668][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.874770][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.874817][ T32] r5:00001000 r4:ecf01000 [ 1351.874837][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.874882][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.874923][ T32] r5:85c39b8c r4:85c39800 [ 1351.874944][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.875000][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.875077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.875173][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.875286][ T32] r4:846ded80 [ 1351.875310][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.875357][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.875406][ T32] r4:00000001 [ 1351.875430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.875465][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.875491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.875519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.875547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.875575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.875596][ T32] r4:84a7de40 [ 1351.875617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.875656][ T32] INFO: task kworker/0:547:7060 blocked for more than 478 seconds. [ 1351.875793][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.875870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.875896][ T32] task:kworker/0:547 state:D stack:0 pid:7060 tgid:7060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.875943][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.876003][ T32] Call trace: [ 1351.876042][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.876119][ T32] r10:829188dc r9:ede21d84 r8:00000002 r7:60000113 r6:ede21d8c r5:855abc00 [ 1351.876146][ T32] r4:855abc00 [ 1351.876167][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.876206][ T32] r5:855abc00 r4:829188d8 [ 1351.876355][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.876400][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.876577][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede21e08 [ 1351.876604][ T32] r4:00000000 [ 1351.876641][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.876682][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.876717][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.876782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:90024080 [ 1351.876810][ T32] r4:00000000 [ 1351.876831][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.876881][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f5e1000 [ 1351.876905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.876947][ T32] r5:00001000 r4:edd2b000 [ 1351.876966][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.877030][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.877076][ T32] r5:87ef478c r4:87ef4400 [ 1351.877096][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.877138][ T32] r7:dddced80 r6:83018000 r5:87ef478c r4:8c1ccf80 [ 1351.877164][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.877229][ T32] r10:61c88647 r9:855abc00 r8:8c1ccfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.877266][ T32] r4:8c1ccf80 [ 1351.877311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1351.877410][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.877707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.878509][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.878706][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1351.879092][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.879113][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.879154][ T32] r5:00001000 r4:ecf01000 [ 1351.879173][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.879291][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.879390][ T32] r5:85c39b8c r4:85c39800 [ 1351.879443][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.879491][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.879542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.879600][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.879625][ T32] r4:846ded80 [ 1351.879644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.879689][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.879712][ T32] r4:00000001 [ 1351.879747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.879785][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.879812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.879866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.879898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.879953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.880034][ T32] r4:84a7de40 [ 1351.880068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.880124][ T32] INFO: task kworker/0:548:7067 blocked for more than 478 seconds. [ 1351.880182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.880220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.880251][ T32] task:kworker/0:548 state:D stack:0 pid:7067 tgid:7067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.880297][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.880391][ T32] Call trace: [ 1351.880427][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1351.880572][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.880652][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede25e08 [ 1351.880700][ T32] r4:00000000 [ 1351.880750][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.880806][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.880853][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.880931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:89b69840 [ 1351.880958][ T32] r4:00000000 [ 1351.880981][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.881042][ T32] r9:83018005 r8:855ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f7a7000 [ 1351.881070][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.881116][ T32] r5:00001000 r4:ecf15000 [ 1351.881137][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.881177][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.881217][ T32] r5:847cc38c r4:847cc000 [ 1351.881237][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.881279][ T32] r7:dddced80 r6:83018000 r5:847cc38c r4:8c1cc600 [ 1351.881300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.881346][ T32] r10:61c88647 r9:855ac800 r8:8c1cc62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.881370][ T32] r4:8c1cc600 [ 1351.881389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.881431][ T32] r10:00000000 r9:8c1cc600 r8:8027f5e8 r7:ede15e60 r6:8c1cc580 r5:855ac800 [ 1351.881508][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.881676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.908095][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.908286][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 11 printk messages dropped ** [ 1351.908719][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 9 printk messages dropped ** [ 1351.909140][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1351.909412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.909863][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.910363][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.910855][ T32] r5:00001000 r4:edee3000 ** 1 printk messages dropped ** [ 1351.910918][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1351.911177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1351.912025][ T32] INFO: task kworker/0:549:7073 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 9 printk messages dropped ** [ 1351.918892][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 2 printk messages dropped ** [ 1351.919033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.919097][ T32] r4:82ac11e4 [ 1351.919121][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.919164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.919208][ T32] r4:e05e5dc0 [ 1351.919231][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.919305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.919331][ T32] r4:00000000 [ 1351.919352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.919397][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.919419][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.919461][ T32] r5:00001000 r4:ecf01000 [ 1351.919481][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.919519][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.919560][ T32] r5:85c39b8c r4:85c39800 [ 1351.919580][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.919624][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.919655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.919704][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.919748][ T32] r4:846ded80 [ 1351.919771][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.919817][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.919863][ T32] r4:00000001 [ 1351.919888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.919923][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.919950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.919978][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.920047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.920079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.920123][ T32] r4:84a7de40 [ 1351.920150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.920180][ T32] INFO: task kworker/0:550:7092 blocked for more than 478 seconds. [ 1351.920222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.920249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.920292][ T32] task:kworker/0:550 state:D stack:0 pid:7092 tgid:7092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.920353][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.920446][ T32] Call trace: [ 1351.920488][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.920558][ T32] r10:829188dc r9:edeedd84 r8:00000002 r7:60000013 r6:edeedd8c r5:855aa400 [ 1351.920605][ T32] r4:855aa400 [ 1351.920658][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.920702][ T32] r5:855aa400 r4:829188d8 [ 1351.920723][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.920782][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.920838][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edeede08 ** 2 printk messages dropped ** [ 1351.920944][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.921257][ T32] r5:00001000 r4:ed17d000 [ 1351.921276][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.921392][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.921728][ T32] Exception stack(0xedeedfb0 to 0xedeedff8) ** 5 printk messages dropped ** [ 1351.928927][ T32] INFO: task kworker/0:550:7092 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 9 printk messages dropped ** [ 1351.929483][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 12 printk messages dropped ** [ 1351.929933][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.930283][ T32] r4:846ded80 ** 4 printk messages dropped ** [ 1351.930454][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1351.930699][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.931102][ T32] r4:855a9800 ** 4 printk messages dropped ** [ 1351.931312][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 ** 5 printk messages dropped ** [ 1351.931485][ T32] r4:00000000 [ 1351.931504][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.931547][ T32] r9:83018005 r8:855a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f7a9000 [ 1351.931569][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.931651][ T32] r5:00001000 r4:ecf2d000 [ 1351.931695][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.931739][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.931780][ T32] r5:87ef838c r4:87ef8000 [ 1351.931799][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.931851][ T32] r7:dddced80 r6:83018000 r5:87ef838c r4:85658200 [ 1351.931913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.931962][ T32] r10:61c88647 r9:855a9800 r8:8565822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.931985][ T32] r4:85658200 [ 1351.932004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.932047][ T32] r10:00000000 r9:85658200 r8:8027f5e8 r7:edeede60 r6:85658300 r5:855a9800 [ 1351.932069][ T32] r4:00000001 [ 1351.932108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.932146][ T32] Exception stack(0xecda1fb0 to 0xecda1ff8) [ 1351.932172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.944902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.945002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.945040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.945064][ T32] r4:89b697c0 [ 1351.945563][ T32] INFO: task kworker/0:551:7315 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.945619][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.945739][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.945831][ T32] Call trace: [ 1351.945901][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.945955][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.946004][ T32] r4:00000000 [ 1351.946026][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.946079][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.946111][ T32] 5d20: d3863000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.946141][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.946166][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.946189][ T32] r5:80000013 r4:80239bb0 [ 1351.946209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.946260][ T32] r4:82ac11e4 [ 1351.946284][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.946326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.946349][ T32] r4:e05e5dc0 [ 1351.946368][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.946408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.946430][ T32] r4:00000000 [ 1351.946450][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.946494][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.946536][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.946582][ T32] r5:00001000 r4:ecf01000 [ 1351.946603][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.946641][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.946682][ T32] r5:85c39b8c r4:85c39800 [ 1351.946702][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.946768][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.946794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.946906][ T32] r4:846ded80 ** 2 printk messages dropped ** [ 1351.947048][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.947284][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1351.947502][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.947820][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1351.948347][ T32] r5:00001000 r4:ecf71000 [ 1351.948367][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.948465][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.948508][ T32] r7:dddced80 r6:83018000 r5:87ef878c r4:85658280 [ 1351.948529][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.948574][ T32] r10:61c88647 r9:855a8000 r8:856582ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.948596][ T32] r4:85658280 [ 1351.948614][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.948678][ T32] r10:00000000 r9:85658280 r8:8027f5e8 r7:edeede60 r6:85658380 r5:855a8000 [ 1351.948726][ T32] r4:00000001 [ 1351.948749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.948784][ T32] Exception stack(0xed231fb0 to 0xed231ff8) [ 1351.948811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.948847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.948874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.948902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.948939][ T32] r4:89b69d00 [ 1351.949272][ T32] INFO: task kworker/0:552:7318 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.949315][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.949398][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.949468][ T32] Call trace: [ 1351.949532][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.949602][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.949630][ T32] r4:00000000 [ 1351.949670][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.949712][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.949741][ T32] 5d20: d3863000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.949800][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.949854][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.949881][ T32] r5:80000013 r4:80239bb0 [ 1351.949902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.949962][ T32] r4:82ac11e4 [ 1351.950002][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.950068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.950116][ T32] r4:e05e5dc0 [ 1351.950139][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.950182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.950204][ T32] r4:00000000 [ 1351.950223][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.950275][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 2 printk messages dropped ** [ 1351.950375][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.950778][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1351.951048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.951321][ T32] task:kworker/0:553 state:D stack:0 pid:7320 tgid:7320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.951400][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.951466][ T32] Call trace: [ 1351.951524][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1351.951591][ T32] r10:829188dc r9:ed24dd84 r8:00000002 r7:60000013 r6:ed24dd8c r5:85586000 [ 1351.951638][ T32] r4:85586000 [ 1351.951662][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1351.951722][ T32] r5:85586000 r4:829188d8 [ 1351.951746][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.951785][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.951877][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed24de08 [ 1351.951903][ T32] r4:00000000 [ 1351.951943][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1351.951984][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.952019][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.952059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:89b69e40 [ 1351.952082][ T32] r4:00000000 [ 1351.952101][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.952245][ T32] r9:83018005 r8:85586000 r7:00000000 r6:83018000 r5:00001000 r4:7f7ad000 [ 1351.975172][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.975269][ T32] r5:00001000 r4:ecf8d000 [ 1351.975403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.975449][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.975504][ T32] r5:87ef8f8c r4:87ef8c00 [ 1351.975528][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.975574][ T32] r7:dddced80 r6:83018000 r5:87ef8f8c r4:85658400 [ 1351.975597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.975642][ T32] r10:61c88647 r9:85586000 r8:8565842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.975665][ T32] r4:85658400 [ 1351.975685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.975729][ T32] r10:00000000 r9:85658400 r8:8027f5e8 r7:edeede60 r6:85658480 r5:85586000 [ 1351.975757][ T32] r4:00000001 [ 1351.975777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1351.975882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.976795][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.977190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1351.977933][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.978502][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1351.978791][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.979091][ T32] r4:85ab0000 ** 5 printk messages dropped ** [ 1351.979289][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.979574][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.979685][ T32] r5:00001000 r4:ecffd000 ** 4 printk messages dropped ** [ 1351.979853][ T32] r7:dddced80 r6:83018000 r5:87ef8b8c r4:85658500 ** 5 printk messages dropped ** [ 1351.980218][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.980459][ T32] r4:89b69dc0 [ 1351.980769][ T32] INFO: task kworker/0:554:7322 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1351.980802][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.980870][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.980915][ T32] Call trace: [ 1351.980945][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1351.980990][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1351.981013][ T32] r4:00000000 [ 1351.981033][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.981069][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1351.981119][ T32] 5d20: d3ce8000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1351.981163][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1351.981210][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1351.981237][ T32] r5:80000013 r4:80239bb0 [ 1351.981258][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.981297][ T32] r4:82ac11e4 [ 1351.981317][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.981358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1351.981380][ T32] r4:e05e5dc0 [ 1351.981399][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.981440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1351.981462][ T32] r4:00000000 [ 1351.981481][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.981522][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1351.981544][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.981585][ T32] r5:00001000 r4:ecf01000 [ 1351.981614][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.981656][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.981696][ T32] r5:85c39b8c r4:85c39800 [ 1351.981735][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.981784][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1351.981850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.981902][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.981958][ T32] r4:846ded80 [ 1351.982003][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.982048][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1351.982092][ T32] r4:00000001 [ 1351.982115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.982200][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1351.997042][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.997097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.997127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.997195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.997227][ T32] r4:84a7de40 ** 2 printk messages dropped ** [ 1351.997330][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.997681][ T32] r4:85ab0c00 ** 5 printk messages dropped ** [ 1351.997929][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.998237][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.998279][ T32] r5:00001000 r4:ed021000 [ 1351.998299][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.998444][ T32] r7:dddced80 r6:83018000 r5:87ef938c r4:85658580 ** 9 printk messages dropped ** [ 1351.998806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.999809][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1352.000416][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.000626][ T32] r4:00000000 [ 1352.000646][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.000690][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.000712][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.000753][ T32] r5:00001000 r4:ecf01000 [ 1352.000772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.000810][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.000862][ T32] r5:85c39b8c r4:85c39800 [ 1352.000883][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.000927][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.000948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.000993][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.001078][ T32] r4:846ded80 [ 1352.001121][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.001255][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.001282][ T32] r4:00000001 [ 1352.001516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.001555][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.001595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.001626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.001653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.001681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.001703][ T32] r4:84a7de40 [ 1352.001739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.001768][ T32] INFO: task kworker/0:556:7326 blocked for more than 478 seconds. [ 1352.001810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.001852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.001875][ T32] task:kworker/0:556 state:D stack:0 pid:7326 tgid:7326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.001920][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.001962][ T32] Call trace: [ 1352.002030][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.002076][ T32] r10:829188dc r9:ed259d84 r8:00000002 r7:60000013 r6:ed259d8c r5:85ab1800 [ 1352.002099][ T32] r4:85ab1800 [ 1352.002119][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.019123][ T32] r5:85ab1800 r4:829188d8 [ 1352.019203][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.019271][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.019411][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.019856][ T32] r5:00001000 r4:ed0cd000 [ 1352.019881][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.019961][ T32] r5:87ef978c r4:87ef9400 ** 3 printk messages dropped ** [ 1352.020105][ T32] r10:61c88647 r9:85ab1800 r8:856586ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.021130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1352.021996][ T32] r4:00000000 [ 1352.022020][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.022058][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.022088][ T32] 5d20: d448b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.022149][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.030447][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.030495][ T32] r5:80000013 r4:80239bb0 [ 1352.030542][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.030604][ T32] r4:82ac11e4 [ 1352.030625][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.030668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.030691][ T32] r4:e05e5dc0 [ 1352.030732][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.030799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.030832][ T32] r4:00000000 [ 1352.030878][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.030929][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.030951][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.030996][ T32] r5:00001000 r4:ecf01000 [ 1352.031017][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.031054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.031095][ T32] r5:85c39b8c r4:85c39800 [ 1352.031115][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.031160][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.031202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.031252][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.031296][ T32] r4:846ded80 [ 1352.031342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1352.031489][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1352.031836][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.042608][ T32] r4:85ab2400 ** 3 printk messages dropped ** [ 1352.042756][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.043267][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.043313][ T32] r5:00001000 r4:ed129000 [ 1352.043334][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.043572][ T32] r7:dddced80 r6:83018000 r5:87ef9b8c r4:85658780 ** 7 printk messages dropped ** [ 1352.043800][ T32] Exception stack(0xed0b1fb0 to 0xed0b1ff8) ** 6 printk messages dropped ** [ 1352.044609][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.045063][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.045088][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.045111][ T32] r5:80000013 r4:80239bb0 [ 1352.045132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.045172][ T32] r4:82ac11e4 [ 1352.045214][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.045259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.045318][ T32] r4:e05e5dc0 [ 1352.045341][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.045383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.045404][ T32] r4:00000000 [ 1352.045425][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.045498][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.045523][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.045566][ T32] r5:00001000 r4:ecf01000 [ 1352.045585][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.045642][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.045687][ T32] r5:85c39b8c r4:85c39800 [ 1352.045718][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.045790][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.045816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.045868][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.046056][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1352.046371][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.046645][ T32] r4:85ab3000 ** 4 printk messages dropped ** [ 1352.046836][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed25de08 ** 9 printk messages dropped ** [ 1352.047150][ T32] r5:00001000 r4:ed15d000 [ 1352.047173][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.047212][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.047409][ T32] r10:61c88647 r9:85ab3000 r8:8565892c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.047635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.048355][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1352.048639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1352.049076][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1352.049305][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1352.049529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.049800][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.050255][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed275e08 ** 8 printk messages dropped ** [ 1352.050641][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.050800][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.051164][ T32] r10:00000000 r9:85658980 r8:8027f5e8 r7:edeede60 r6:8590d700 r5:85832400 ** 7 printk messages dropped ** [ 1352.051483][ T32] r4:857386c0 [ 1352.051792][ T32] INFO: task kworker/0:559:7333 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.051834][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.051916][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.051962][ T32] Call trace: [ 1352.052005][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.052057][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.052103][ T32] r4:00000000 [ 1352.052181][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.076988][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.077050][ T32] 5d20: d4b52000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.077083][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.077109][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.077158][ T32] r5:80000013 r4:80239bb0 [ 1352.077207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.077275][ T32] r4:82ac11e4 [ 1352.077326][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.077379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.077403][ T32] r4:e05e5dc0 [ 1352.077433][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.077481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.077506][ T32] r4:00000000 [ 1352.077546][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.077597][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.077619][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.077698][ T32] r5:00001000 r4:ecf01000 [ 1352.077723][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.077763][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.077830][ T32] r5:85c39b8c r4:85c39800 [ 1352.077856][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.077904][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.077925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.078034][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.078097][ T32] r4:846ded80 [ 1352.078124][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.078173][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.078195][ T32] r4:00000001 [ 1352.078235][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.078296][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.078326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.078355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.078404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.078445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.078470][ T32] r4:84a7de40 [ 1352.078496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.078558][ T32] INFO: task kworker/0:560:7334 blocked for more than 478 seconds. [ 1352.078596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.078641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.078694][ T32] task:kworker/0:560 state:D stack:0 pid:7334 tgid:7334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.078757][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.078985][ T32] r4:85835400 ** 7 printk messages dropped ** [ 1352.079281][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.079558][ T32] r5:00001000 r4:ed195000 [ 1352.079577][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.079671][ T32] r5:87efab8c r4:87efa800 ** 4 printk messages dropped ** [ 1352.079910][ T32] r4:85658b00 ** 6 printk messages dropped ** [ 1352.080148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.081029][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1352.081452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 11 printk messages dropped ** [ 1352.081911][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.095061][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.095376][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1352.095639][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.096083][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed331e08 [ 1352.096125][ T32] r4:00000000 [ 1352.096149][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.096188][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.096249][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.096295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9600 [ 1352.096318][ T32] r4:00000000 [ 1352.096338][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.096383][ T32] r9:83018005 r8:85830c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7bf000 [ 1352.096425][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.096471][ T32] r5:00001000 r4:ed1ad000 [ 1352.096492][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.096531][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.096572][ T32] r5:87efaf8c r4:87efac00 [ 1352.096638][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.096694][ T32] r7:dddced80 r6:83018000 r5:87efaf8c r4:85658a80 [ 1352.096717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.096763][ T32] r10:61c88647 r9:85830c00 r8:85658aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.096787][ T32] r4:85658a80 [ 1352.096807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.096856][ T32] r10:00000000 r9:85658a80 r8:8027f5e8 r7:ed275e60 r6:8590d600 r5:85830c00 [ 1352.096909][ T32] r4:00000001 [ 1352.096951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.096989][ T32] Exception stack(0xed331fb0 to 0xed331ff8) [ 1352.097091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.097123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.097150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.097178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.097202][ T32] r4:85af9080 [ 1352.097676][ T32] INFO: task kworker/0:561:7336 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.097710][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.097767][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.097812][ T32] Call trace: [ 1352.097848][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.097894][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.097918][ T32] r4:00000000 [ 1352.097937][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.097997][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.098027][ T32] 5d20: d5097000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.098060][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.098118][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.098175][ T32] r5:80000013 r4:80239bb0 [ 1352.098248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.098354][ T32] r4:82ac11e4 [ 1352.098404][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.098471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.098502][ T32] r4:e05e5dc0 [ 1352.098524][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.098589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.098617][ T32] r4:00000000 [ 1352.098657][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.098737][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.098772][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.098885][ T32] r5:00001000 r4:ecf01000 [ 1352.098935][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.099000][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.099430][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1352.099760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.100239][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.100702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed335e08 ** 9 printk messages dropped ** [ 1352.101326][ T32] r5:00001000 r4:ed1c5000 [ 1352.101369][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.101732][ T32] r10:61c88647 r9:85836000 r8:85658c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1352.125615][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1352.126480][ T32] r4:e05e5dc0 ** 7 printk messages dropped ** [ 1352.126851][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.127047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.127092][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.127114][ T32] r4:846ded80 [ 1352.127155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.127226][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.127272][ T32] r4:00000001 [ 1352.127296][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.127352][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.127383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.127411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.127469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.127503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.127577][ T32] r4:84a7de40 [ 1352.127602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.127644][ T32] INFO: task kworker/0:563:7340 blocked for more than 478 seconds. [ 1352.127702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.127766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.127804][ T32] task:kworker/0:563 state:D stack:0 pid:7340 tgid:7340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.127882][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.127931][ T32] Call trace: [ 1352.127985][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.128052][ T32] r10:829188dc r9:ed339d84 r8:00000002 r7:60000013 r6:ed339d8c r5:85830000 [ 1352.128078][ T32] r4:85830000 [ 1352.128100][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.128180][ T32] r5:85830000 r4:829188d8 [ 1352.128205][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.128247][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.128291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed339e08 [ 1352.128313][ T32] r4:00000000 [ 1352.128353][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.128394][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.128453][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.128498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9a80 [ 1352.128521][ T32] r4:00000000 [ 1352.128542][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.128586][ T32] r9:83018005 r8:85830000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1352.128608][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.128649][ T32] r5:00001000 r4:ed1db000 [ 1352.128668][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.128706][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.128746][ T32] r5:87efb78c r4:87efb400 [ 1352.128807][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.128862][ T32] r7:dddced80 r6:83018000 r5:87efb78c r4:85658c80 [ 1352.128885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.129119][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.129383][ T32] r4:85af9700 ** 5 printk messages dropped ** [ 1352.130027][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1352.130330][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1352.130561][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1352.130918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.131274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.131648][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.132016][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed33de08 ** 8 printk messages dropped ** [ 1352.155911][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.156067][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.156161][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.156231][ T32] r7:dddced80 r6:83018000 r5:87efbb8c r4:85658d00 [ 1352.156300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.156359][ T32] r10:61c88647 r9:85836c00 r8:85658d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.156383][ T32] r4:85658d00 [ 1352.156402][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.156447][ T32] r10:00000000 r9:85658d00 r8:8027f5e8 r7:ed275e60 r6:8590d900 r5:85836c00 [ 1352.156470][ T32] r4:00000001 [ 1352.156489][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.156525][ T32] Exception stack(0xed33dfb0 to 0xed33dff8) [ 1352.156555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.156583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.156610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.156638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.156660][ T32] r4:85af93c0 [ 1352.157157][ T32] INFO: task kworker/0:564:7342 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.157197][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.157317][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.157370][ T32] Call trace: [ 1352.157483][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.157556][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.157598][ T32] r4:00000000 [ 1352.157673][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.157716][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.157747][ T32] 5d20: d5bf9000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.157776][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.157812][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.157851][ T32] r5:80000013 r4:80239bb0 [ 1352.157873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.157935][ T32] r4:82ac11e4 [ 1352.157959][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.158078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.158105][ T32] r4:e05e5dc0 [ 1352.158140][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.158184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.158229][ T32] r4:00000000 [ 1352.158252][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.158297][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.158320][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.158382][ T32] r5:00001000 r4:ecf01000 [ 1352.158423][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.158485][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.158596][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 ** 5 printk messages dropped ** [ 1352.158831][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.159092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.159425][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1352.159952][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.160226][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.160382][ T32] r5:00001000 r4:ed223000 [ 1352.160426][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.160553][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.160964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.161805][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1352.162115][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.169576][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.169855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1352.170203][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1352.170469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.170811][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.171163][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.171525][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.171565][ T32] r5:00001000 r4:ed267000 [ 1352.171584][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.171644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.171690][ T32] r5:8752038c r4:87520000 [ 1352.171719][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.171766][ T32] r7:dddced80 r6:83018000 r5:8752038c r4:85658e00 [ 1352.171808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.171873][ T32] r10:61c88647 r9:85833c00 r8:85658e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.171919][ T32] r4:85658e00 [ 1352.171942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.171986][ T32] r10:00000000 r9:85658e00 r8:8027f5e8 r7:ed275e60 r6:8590da00 r5:85833c00 [ 1352.172008][ T32] r4:00000001 [ 1352.172028][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.172091][ T32] Exception stack(0xed345fb0 to 0xed345ff8) [ 1352.172122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.184836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.184932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.184969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.184994][ T32] r4:85af9980 [ 1352.185478][ T32] INFO: task kworker/0:566:7346 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.185515][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.185632][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.185762][ T32] Call trace: [ 1352.185822][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.185885][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.185910][ T32] r4:00000000 [ 1352.185931][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.186002][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.186056][ T32] 5d20: d5f80000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.186098][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.186128][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.186153][ T32] r5:80000013 r4:80239bb0 [ 1352.186174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.186216][ T32] r4:82ac11e4 [ 1352.186236][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.186277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.186300][ T32] r4:e05e5dc0 [ 1352.186319][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.186359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.186381][ T32] r4:00000000 [ 1352.186400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.186444][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.186466][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.186507][ T32] r5:00001000 r4:ecf01000 [ 1352.186527][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.186564][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.186615][ T32] r5:85c39b8c r4:85c39800 [ 1352.186639][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.186686][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.186707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.186752][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.186774][ T32] r4:846ded80 [ 1352.186793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.186865][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.186891][ T32] r4:00000001 [ 1352.186912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.186948][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.186974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.187022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.187053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.187102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.187127][ T32] r4:84a7de40 [ 1352.187149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.187199][ T32] INFO: task kworker/0:567:7349 blocked for more than 478 seconds. [ 1352.187276][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1352.187339][ T32] task:kworker/0:567 state:D stack:0 pid:7349 tgid:7349 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.187729][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7d5e08 ** 9 printk messages dropped ** [ 1352.188133][ T32] r5:00001000 r4:ed293000 [ 1352.188153][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.188330][ T32] r7:dddced80 r6:83018000 r5:8752078c r4:85658d80 ** 5 printk messages dropped ** [ 1352.188610][ T32] r4:00000001 [ 1352.188633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.188669][ T32] Exception stack(0xed7d5fb0 to 0xed7d5ff8) [ 1352.188697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.188748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.188778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.188807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.188836][ T32] r4:85af9900 [ 1352.189153][ T32] INFO: task kworker/0:567:7349 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.189185][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.189255][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.189300][ T32] Call trace: [ 1352.189341][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.189394][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.189443][ T32] r4:00000000 [ 1352.189468][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.189509][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.189538][ T32] 5d20: d5f80000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.189567][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.189592][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.189615][ T32] r5:80000013 r4:80239bb0 [ 1352.189635][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.189675][ T32] r4:82ac11e4 [ 1352.189694][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.189735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.189757][ T32] r4:e05e5dc0 [ 1352.189786][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.189873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 4 printk messages dropped ** [ 1352.190180][ T32] r5:00001000 r4:ecf01000 ** 5 printk messages dropped ** [ 1352.190457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.190782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.190983][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.191026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.191073][ T32] task:kworker/0:568 state:D stack:0 pid:7351 tgid:7351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.191132][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.191202][ T32] Call trace: [ 1352.191280][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.191329][ T32] r10:829188dc r9:ed839d84 r8:00000002 r7:60000013 r6:ed839d8c r5:85a3a400 [ 1352.191352][ T32] r4:85a3a400 [ 1352.191393][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.191456][ T32] r5:85a3a400 r4:829188d8 [ 1352.191501][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.191564][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.191612][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed839e08 [ 1352.191635][ T32] r4:00000000 [ 1352.191653][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.191690][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.191747][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.191792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af93c0 [ 1352.191855][ T32] r4:00000000 [ 1352.191881][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.191926][ T32] r9:83018005 r8:85a3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f7cb000 [ 1352.191949][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.191990][ T32] r5:00001000 r4:ed2ab000 [ 1352.192009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.192047][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.192111][ T32] r5:87520f8c r4:87520c00 [ 1352.192171][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.213068][ T32] r7:dddced80 r6:83018000 r5:87520f8c r4:85658f00 [ 1352.213127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.213219][ T32] r10:61c88647 r9:85a3a400 r8:85658f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.213274][ T32] r4:85658f00 [ 1352.213319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.213417][ T32] r10:00000000 r9:85658f00 r8:8027f5e8 r7:ed275e60 r6:8590db00 r5:85a3a400 [ 1352.213464][ T32] r4:00000001 [ 1352.213486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.213525][ T32] Exception stack(0xed839fb0 to 0xed839ff8) [ 1352.213577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.213611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.213638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.213692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.213719][ T32] r4:85af9640 [ 1352.214565][ T32] INFO: task kworker/0:568:7351 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.214679][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.214789][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.214867][ T32] Call trace: ** 1 printk messages dropped ** [ 1352.215036][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 7 printk messages dropped ** [ 1352.215391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1352.215997][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1352.216464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.217094][ T32] r4:84a7de40 ** 4 printk messages dropped ** [ 1352.217254][ T32] task:kworker/0:569 state:D stack:0 pid:7353 tgid:7353 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.217810][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1352.217895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af9b80 [ 1352.217917][ T32] r4:00000000 [ 1352.217937][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.218027][ T32] r9:83018005 r8:85a38000 r7:00000000 r6:83018000 r5:00001000 r4:7f7cf000 [ 1352.218054][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.218100][ T32] r5:00001000 r4:ed35f000 [ 1352.218120][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.218158][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.218198][ T32] r5:8752178c r4:87521400 [ 1352.218218][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.218285][ T32] r7:dddced80 r6:83018000 r5:8752178c r4:85658f80 [ 1352.218312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.218359][ T32] r10:61c88647 r9:85a38000 r8:85658fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.218391][ T32] r4:85658f80 [ 1352.218413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.218456][ T32] r10:00000000 r9:85658f80 r8:8027f5e8 r7:ed275e60 r6:8590db80 r5:85a38000 [ 1352.218478][ T32] r4:00000001 [ 1352.218517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.218556][ T32] Exception stack(0xed83dfb0 to 0xed83dff8) [ 1352.218598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.218630][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.218657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.218686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.218734][ T32] r4:85af9700 [ 1352.219080][ T32] INFO: task kworker/0:569:7353 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.219129][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.219223][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.219273][ T32] Call trace: [ 1352.219317][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.219409][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.219469][ T32] r4:00000000 [ 1352.219535][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.219623][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.219689][ T32] 5d20: d627b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.219756][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.219812][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.219875][ T32] r5:80000013 r4:80239bb0 [ 1352.219924][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.220011][ T32] r4:82ac11e4 [ 1352.220058][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1352.220416][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 7 printk messages dropped ** [ 1352.220962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.221567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.221950][ T32] task:kworker/0:570 state:D stack:0 pid:7354 tgid:7354 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.241595][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.242104][ T32] r5:00001000 r4:ed3a7000 [ 1352.242128][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.256174][ T32] r7:dddced80 r6:83018000 r5:8752238c r4:85658100 ** 7 printk messages dropped ** [ 1352.256576][ T32] Exception stack(0xed875fb0 to 0xed875ff8) ** 5 printk messages dropped ** [ 1352.257736][ T32] INFO: task kworker/0:570:7354 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 7 printk messages dropped ** [ 1352.258364][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 7 printk messages dropped ** [ 1352.258862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 10 printk messages dropped ** [ 1352.259417][ T32] r5:85c39b8c r4:85c39800 ** 3 printk messages dropped ** [ 1352.259706][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.260051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.260255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.260318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.260366][ T32] task:kworker/0:571 state:D stack:0 pid:7356 tgid:7356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.260473][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.260534][ T32] Call trace: [ 1352.260640][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.260689][ T32] r10:829188dc r9:ed88dd84 r8:00000002 r7:60000013 r6:ed88dd8c r5:85a3bc00 [ 1352.260731][ T32] r4:85a3bc00 [ 1352.260761][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.260802][ T32] r5:85a3bc00 r4:829188d8 [ 1352.260862][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.260946][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.261040][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed88de08 [ 1352.261087][ T32] r4:00000000 [ 1352.261149][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.261246][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.261337][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.261391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d5480 [ 1352.261416][ T32] r4:00000000 [ 1352.261436][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.261520][ T32] r9:83018005 r8:85a3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f7d1000 [ 1352.261595][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.261685][ T32] r5:00001000 r4:ed377000 [ 1352.261726][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.261810][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.261906][ T32] r5:87521b8c r4:87521800 [ 1352.261950][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.262067][ T32] r7:dddced80 r6:83018000 r5:87521b8c r4:9053c100 [ 1352.271174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.271363][ T32] r10:61c88647 r9:85a3bc00 r8:9053c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.271451][ T32] r4:9053c100 [ 1352.271480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.271550][ T32] r10:00000000 r9:9053c100 r8:8027f5e8 r7:ed875e60 r6:8590dc80 r5:85a3bc00 [ 1352.271578][ T32] r4:00000001 [ 1352.271599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.271663][ T32] Exception stack(0xed88dfb0 to 0xed88dff8) [ 1352.271707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.271740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.271767][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.271796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.271818][ T32] r4:8564a0c0 [ 1352.272685][ T32] INFO: task kworker/0:571:7356 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.272764][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.272886][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.272971][ T32] Call trace: [ 1352.273006][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.273058][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.273086][ T32] r4:00000000 [ 1352.273107][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.273186][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.273273][ T32] 5d20: d6b24000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.273310][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.273339][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.273368][ T32] r5:80000013 r4:80239bb0 [ 1352.273389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.273470][ T32] r4:82ac11e4 [ 1352.273517][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.273606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.273659][ T32] r4:e05e5dc0 [ 1352.273706][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.273802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.273860][ T32] r4:00000000 [ 1352.273923][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.274054][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.274110][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.274202][ T32] r5:00001000 r4:ecf01000 [ 1352.274247][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.274350][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.274441][ T32] r5:85c39b8c r4:85c39800 [ 1352.274484][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.274595][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.274667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.274776][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.274823][ T32] r4:846ded80 [ 1352.274854][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1352.275029][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1352.275363][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.275859][ T32] r4:85a3c800 ** 3 printk messages dropped ** [ 1352.276156][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.276673][ T32] r9:83018005 r8:85a3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f7d3000 ** 1 printk messages dropped ** [ 1352.276736][ T32] r5:00001000 r4:ed38f000 ** 2 printk messages dropped ** [ 1352.276941][ T32] r5:8752138c r4:87521000 ** 4 printk messages dropped ** [ 1352.277175][ T32] r4:9053c080 ** 4 printk messages dropped ** [ 1352.277361][ T32] Exception stack(0xed899fb0 to 0xed899ff8) ** 1 printk messages dropped ** [ 1352.277441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.277496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.277545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.277597][ T32] r4:846d54c0 [ 1352.278033][ T32] INFO: task kworker/0:572:7358 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.278082][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.278145][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.278234][ T32] Call trace: [ 1352.278265][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.278311][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.278334][ T32] r4:00000000 [ 1352.278354][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.278411][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.278443][ T32] 5d20: d6b24000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.278487][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.278517][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.278541][ T32] r5:80000013 r4:80239bb0 [ 1352.278562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.278614][ T32] r4:82ac11e4 [ 1352.278658][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.278705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.278737][ T32] r4:e05e5dc0 [ 1352.278759][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.278835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.278863][ T32] r4:00000000 [ 1352.278885][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.278930][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.278982][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.279028][ T32] r5:00001000 r4:ecf01000 [ 1352.279048][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.279086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.279127][ T32] r5:85c39b8c r4:85c39800 [ 1352.279147][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.279192][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.279223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.279283][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.279306][ T32] r4:846ded80 [ 1352.279335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.279414][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 16 printk messages dropped ** [ 1352.280021][ T32] r10:829188dc r9:ed8a1d84 r8:00000002 r7:60000113 r6:ed8a1d8c r5:85a3d400 ** 8 printk messages dropped ** [ 1352.280304][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.280550][ T32] r5:00001000 r4:ed3bf000 [ 1352.280570][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.280607][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.280813][ T32] r10:61c88647 r9:85a3d400 r8:9053c1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.281136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.281806][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1352.314324][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.314990][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.315471][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.316049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1352.316740][ T32] INFO: task kworker/0:574:7362 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.317374][ T32] r4:85a3e000 ** 4 printk messages dropped ** [ 1352.317800][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8b1e08 ** 9 printk messages dropped ** [ 1352.318643][ T32] r5:00001000 r4:ed40b000 [ 1352.318699][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.318936][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.319723][ T32] Exception stack(0xed8b1fb0 to 0xed8b1ff8) ** 6 printk messages dropped ** [ 1352.321354][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.347872][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1352.348294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 10 printk messages dropped ** [ 1352.349179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.349285][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.349342][ T32] r4:846ded80 [ 1352.349393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.349491][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.349547][ T32] r4:00000001 [ 1352.349617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.349707][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.349771][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.349845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.349910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.350011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.350094][ T32] r4:84a7de40 [ 1352.350168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.350261][ T32] INFO: task kworker/0:575:7364 blocked for more than 478 seconds. [ 1352.350340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.350399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.350462][ T32] task:kworker/0:575 state:D stack:0 pid:7364 tgid:7364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.350591][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.350694][ T32] Call trace: [ 1352.350772][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.350891][ T32] r10:829188dc r9:ed91dd84 r8:00000002 r7:60000013 r6:ed91dd8c r5:85a3ec00 [ 1352.350987][ T32] r4:85a3ec00 [ 1352.351052][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.351143][ T32] r5:85a3ec00 r4:829188d8 [ 1352.351191][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.351275][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.351364][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed91de08 [ 1352.351409][ T32] r4:00000000 [ 1352.351462][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.351535][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.351597][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.351671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e3600 [ 1352.351749][ T32] r4:00000000 [ 1352.351837][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.351925][ T32] r9:83018005 r8:85a3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f7d9000 [ 1352.351967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.352042][ T32] r5:00001000 r4:ed3d7000 [ 1352.352110][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.363867][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.364038][ T32] r5:87522b8c r4:87522800 [ 1352.364096][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.364209][ T32] r7:dddced80 r6:83018000 r5:87522b8c r4:9053c200 [ 1352.364264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.364404][ T32] r10:61c88647 r9:85a3ec00 r8:9053c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.364469][ T32] r4:9053c200 [ 1352.364621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.364719][ T32] r10:00000000 r9:9053c200 r8:8027f5e8 r7:ed8b1e60 r6:8590de80 r5:85a3ec00 [ 1352.364832][ T32] r4:00000001 [ 1352.364892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.364978][ T32] Exception stack(0xed91dfb0 to 0xed91dff8) [ 1352.365104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.365189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.365252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.365347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.365449][ T32] r4:846e31c0 [ 1352.366373][ T32] INFO: task kworker/0:575:7364 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.366477][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.366645][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.366755][ T32] Call trace: [ 1352.366848][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.366950][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.367000][ T32] r4:00000000 [ 1352.367040][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.367125][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.367206][ T32] 5d20: d72a2000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.367280][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.367358][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.367424][ T32] r5:80000013 r4:80239bb0 [ 1352.367474][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.367567][ T32] r4:82ac11e4 [ 1352.367620][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.367712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 5 printk messages dropped ** [ 1352.368188][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 12 printk messages dropped ** [ 1352.369244][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1352.369910][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1352.370877][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1352.371819][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.395215][ T32] r5:8752378c r4:87523400 ** 1 printk messages dropped ** [ 1352.395514][ T32] r7:dddced80 r6:83018000 r5:8752378c r4:9053c300 [ 1352.395568][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.395671][ T32] r10:61c88647 r9:85a39800 r8:9053c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.395753][ T32] r4:9053c300 [ 1352.395837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.395951][ T32] r10:00000000 r9:9053c300 r8:8027f5e8 r7:ed8b1e60 r6:8590df00 r5:85a39800 [ 1352.396025][ T32] r4:00000001 [ 1352.396124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.396217][ T32] Exception stack(0xed929fb0 to 0xed929ff8) [ 1352.396280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.396336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.396386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.396441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.396488][ T32] r4:846e3580 [ 1352.397303][ T32] INFO: task kworker/0:576:7366 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.397409][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.397563][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.397755][ T32] Call trace: [ 1352.397865][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.398001][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.398065][ T32] r4:00000000 [ 1352.398107][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.398191][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.398247][ T32] 5d20: d7580000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.398302][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.398372][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.398433][ T32] r5:80000013 r4:80239bb0 [ 1352.398511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.398609][ T32] r4:82ac11e4 [ 1352.398646][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.398737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.398764][ T32] r4:e05e5dc0 [ 1352.398784][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.398871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.398905][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.399083][ T32] r5:00001000 r4:ecf01000 ** 8 printk messages dropped ** [ 1352.399442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1352.400159][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.400823][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.401139][ T32] r5:00001000 r4:ed47b000 ** 3 printk messages dropped ** [ 1352.401294][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1352.424407][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.425204][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 11 printk messages dropped ** [ 1352.426218][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.426298][ T32] r5:00001000 r4:ecf01000 [ 1352.426378][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.426462][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.426551][ T32] r5:85c39b8c r4:85c39800 [ 1352.426594][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.426679][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.426722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.426824][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.426891][ T32] r4:846ded80 [ 1352.426937][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.427031][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.427080][ T32] r4:00000001 [ 1352.427127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.427226][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.427290][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.427369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.427440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.427502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.427558][ T32] r4:84a7de40 [ 1352.427609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.427669][ T32] INFO: task kworker/0:578:7372 blocked for more than 478 seconds. [ 1352.427767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.427841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.427890][ T32] task:kworker/0:578 state:D stack:0 pid:7372 tgid:7372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.428024][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.428136][ T32] Call trace: [ 1352.428210][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.428326][ T32] r10:829188dc r9:ed931d84 r8:00000002 r7:60000113 r6:ed931d8c r5:84a30000 [ 1352.428384][ T32] r4:84a30000 [ 1352.428434][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.428557][ T32] r5:84a30000 r4:829188d8 [ 1352.428612][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.428702][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.428805][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed931e08 [ 1352.428871][ T32] r4:00000000 [ 1352.428920][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.429005][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.429105][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.429255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e3f40 ** 2 printk messages dropped ** [ 1352.429488][ T32] r9:83018005 r8:84a30000 r7:00000000 r6:83018000 r5:00001000 r4:7f7e1000 ** 1 printk messages dropped ** [ 1352.429647][ T32] r5:00001000 r4:ed42b000 ** 6 printk messages dropped ** [ 1352.430302][ T32] r10:61c88647 r9:84a30000 r8:9053c2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1352.432172][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.460734][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1352.461423][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1352.474688][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 9 printk messages dropped ** [ 1352.475088][ T32] task:kworker/0:579 state:D stack:0 pid:7373 tgid:7373 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1352.476262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e39c0 ** 5 printk messages dropped ** [ 1352.476635][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.476972][ T32] r7:dddced80 r6:83018000 r5:87523f8c r4:9053c480 [ 1352.477056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.477150][ T32] r10:61c88647 r9:84a30c00 r8:9053c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.477196][ T32] r4:9053c480 [ 1352.477238][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.477332][ T32] r10:00000000 r9:9053c480 r8:8027f5e8 r7:ed261e60 r6:8590d580 r5:84a30c00 [ 1352.477407][ T32] r4:00000001 [ 1352.477471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.477549][ T32] Exception stack(0xed941fb0 to 0xed941ff8) [ 1352.477612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.477675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.477750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.477847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.477910][ T32] r4:846e3ec0 [ 1352.478737][ T32] INFO: task kworker/0:579:7373 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.478876][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.479058][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.479167][ T32] Call trace: [ 1352.479236][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.479338][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.479426][ T32] r4:00000000 [ 1352.479528][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.479616][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.479676][ T32] 5d20: d7e41000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.479738][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.479790][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.479818][ T32] r5:80000013 r4:80239bb0 [ 1352.479848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.479914][ T32] r4:82ac11e4 [ 1352.479940][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.480043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.480070][ T32] r4:e05e5dc0 [ 1352.480105][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.480149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.480171][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.480314][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1352.480891][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.481422][ T32] r4:84a31800 ** 7 printk messages dropped ** [ 1352.481715][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.481960][ T32] r5:00001000 r4:ed539000 ** 3 printk messages dropped ** [ 1352.482180][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1352.507179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1352.508275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1352.509119][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1352.509631][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.510017][ T32] r4:84a32400 [ 1352.510060][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.510105][ T32] r5:84a32400 r4:829188d8 [ 1352.510127][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.510167][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.510212][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed955e08 [ 1352.510234][ T32] r4:00000000 [ 1352.510253][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.510331][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.510371][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.510412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e3880 [ 1352.510434][ T32] r4:00000000 [ 1352.510454][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.510518][ T32] r9:83018005 r8:84a32400 r7:00000000 r6:83018000 r5:00001000 r4:7f7e7000 [ 1352.510543][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.510615][ T32] r5:00001000 r4:ed4b7000 [ 1352.510639][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.510679][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.510720][ T32] r5:8752438c r4:87524000 [ 1352.510739][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.510784][ T32] r7:dddced80 r6:83018000 r5:8752438c r4:9053c580 [ 1352.510805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.510864][ T32] r10:61c88647 r9:84a32400 r8:9053c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.510887][ T32] r4:9053c580 [ 1352.510927][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.510996][ T32] r10:00000000 r9:9053c580 r8:8027f5e8 r7:ed94de60 r6:8590d480 r5:84a32400 [ 1352.511022][ T32] r4:00000001 [ 1352.511042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.511086][ T32] Exception stack(0xed955fb0 to 0xed955ff8) [ 1352.511120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.511169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.511221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.511252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.511275][ T32] r4:846e3e80 [ 1352.511646][ T32] INFO: task kworker/0:581:7377 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.511683][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.511769][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.511815][ T32] Call trace: [ 1352.511882][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.511934][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.511978][ T32] r4:00000000 [ 1352.512002][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.512040][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.512078][ T32] 5d20: d82d2000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.512131][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.520231][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.520379][ T32] r5:80000013 r4:80239bb0 [ 1352.520435][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.520555][ T32] r4:82ac11e4 [ 1352.520606][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1352.520788][ T32] r4:e05e5dc0 ** 7 printk messages dropped ** [ 1352.521615][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.535262][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1352.535704][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.536221][ T32] r4:84a33000 ** 5 printk messages dropped ** [ 1352.536619][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.537033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.537290][ T32] r5:00001000 r4:ed511000 ** 3 printk messages dropped ** [ 1352.537689][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1352.538621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.540223][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1352.540824][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1352.541356][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1352.553784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.554263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.554557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.554941][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.555405][ T32] r5:00001000 r4:ed625000 [ 1352.555449][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.555506][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.555551][ T32] r5:87525b8c r4:87525800 [ 1352.555581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.555651][ T32] r7:dddced80 r6:83018000 r5:87525b8c r4:9053c500 [ 1352.555675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.555721][ T32] r10:61c88647 r9:84a33c00 r8:9053c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.555759][ T32] r4:9053c500 [ 1352.555806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.555891][ T32] r10:00000000 r9:9053c500 r8:8027f5e8 r7:ed94de60 r6:8590d380 r5:84a33c00 [ 1352.555941][ T32] r4:00000001 [ 1352.556007][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.556094][ T32] Exception stack(0xed95dfb0 to 0xed95dff8) [ 1352.556155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.556229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.556300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.556382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.556436][ T32] r4:87530980 [ 1352.557251][ T32] INFO: task kworker/0:583:7382 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.557345][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.557488][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.557594][ T32] Call trace: [ 1352.557753][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.557874][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.557939][ T32] r4:00000000 [ 1352.558016][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.558099][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.558163][ T32] 5d20: d863b000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.558244][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.558319][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.558385][ T32] r5:80000013 r4:80239bb0 [ 1352.558437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.558523][ T32] r4:82ac11e4 [ 1352.558572][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.558630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.558678][ T32] r4:e05e5dc0 [ 1352.558702][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.558744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.558780][ T32] r4:00000000 [ 1352.558803][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.558864][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.558921][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.558967][ T32] r5:00001000 r4:ecf01000 [ 1352.559008][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.559050][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.559103][ T32] r5:85c39b8c r4:85c39800 [ 1352.559146][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.559196][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.559247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.559297][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.559320][ T32] r4:846ded80 [ 1352.559340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.559399][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.559435][ T32] r4:00000001 [ 1352.559457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.559492][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.559519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.559548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.559574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.559633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.559660][ T32] r4:84a7de40 [ 1352.559681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.559707][ T32] INFO: task kworker/0:584:7383 blocked for more than 479 seconds. [ 1352.559758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.559785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.559815][ T32] task:kworker/0:584 state:D stack:0 pid:7383 tgid:7383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.559920][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.560005][ T32] Call trace: [ 1352.560050][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.560099][ T32] r10:829188dc r9:ed969d84 r8:00000002 r7:60000013 r6:ed969d8c r5:84a34800 [ 1352.560121][ T32] r4:84a34800 [ 1352.560152][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.560195][ T32] r5:84a34800 r4:829188d8 [ 1352.560215][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.560253][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.560320][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed969e08 [ 1352.560365][ T32] r4:00000000 [ 1352.560388][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.560445][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.560492][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.560538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1d9040 [ 1352.560561][ T32] r4:00000000 [ 1352.560601][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.560648][ T32] r9:83018005 r8:84a34800 r7:00000000 r6:83018000 r5:00001000 r4:7f7ed000 [ 1352.560670][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.560709][ T32] r5:00001000 r4:ed5c1000 [ 1352.560738][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.560780][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.560851][ T32] r5:8752538c r4:87525000 [ 1352.560876][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.560923][ T32] r7:dddced80 r6:83018000 r5:8752538c r4:9053c600 [ 1352.560944][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.561034][ T32] r4:9053c600 ** 4 printk messages dropped ** [ 1352.561225][ T32] Exception stack(0xed969fb0 to 0xed969ff8) ** 2 printk messages dropped ** [ 1352.561305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.561788][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.561868][ T32] Call trace: [ 1352.561928][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.562023][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.562061][ T32] r4:00000000 [ 1352.562084][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.562203][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.584383][ T32] 5d20: d8b86000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.584471][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.584528][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.584582][ T32] r5:80000013 r4:80239bb0 [ 1352.584609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.584670][ T32] r4:82ac11e4 [ 1352.584715][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.584785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.584813][ T32] r4:e05e5dc0 [ 1352.584841][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.584885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.584929][ T32] r4:00000000 [ 1352.584955][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.585090][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.585138][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.585189][ T32] r5:00001000 r4:ecf01000 [ 1352.585221][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.585284][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.585351][ T32] r5:85c39b8c r4:85c39800 [ 1352.585375][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.585446][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.585471][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.585518][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.585606][ T32] r4:846ded80 [ 1352.585653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.585727][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.585759][ T32] r4:00000001 [ 1352.585780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.585847][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.585879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.585951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.586001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.586185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.586243][ T32] r4:84a7de40 [ 1352.586277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.586319][ T32] INFO: task kworker/0:585:7385 blocked for more than 479 seconds. [ 1352.586353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.586378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.586486][ T32] task:kworker/0:585 state:D stack:0 pid:7385 tgid:7385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.586550][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.586644][ T32] Call trace: [ 1352.586753][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.586807][ T32] r10:829188dc r9:ed96dd84 r8:00000002 r7:60000013 r6:ed96dd8c r5:84a35400 [ 1352.586850][ T32] r4:84a35400 [ 1352.586982][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.587038][ T32] r5:84a35400 r4:829188d8 [ 1352.587114][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.587158][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.587249][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed96de08 [ 1352.587284][ T32] r4:00000000 [ 1352.587374][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.587416][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.587451][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.587494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1d9400 [ 1352.587538][ T32] r4:00000000 [ 1352.587562][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.587607][ T32] r9:83018005 r8:84a35400 r7:00000000 r6:83018000 r5:00001000 r4:7f7ef000 [ 1352.587629][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.587669][ T32] r5:00001000 r4:ed5d5000 [ 1352.587688][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.587726][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.587788][ T32] r5:87524f8c r4:87524c00 [ 1352.587809][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.587860][ T32] r7:dddced80 r6:83018000 r5:87524f8c r4:9053c700 [ 1352.587969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.588051][ T32] r10:61c88647 r9:84a35400 r8:9053c72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.588099][ T32] r4:9053c700 [ 1352.588142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.588201][ T32] r10:00000000 r9:9053c700 r8:8027f5e8 r7:ed95de60 r6:8590d280 r5:84a35400 [ 1352.588239][ T32] r4:00000001 [ 1352.588258][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.588293][ T32] Exception stack(0xed96dfb0 to 0xed96dff8) [ 1352.588320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.588349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.588375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.588489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.588515][ T32] r4:8c1d91c0 [ 1352.588988][ T32] INFO: task kworker/0:585:7385 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.589024][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.589096][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.589146][ T32] Call trace: [ 1352.589176][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.589222][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.589256][ T32] r4:00000000 [ 1352.589280][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.589318][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.589369][ T32] 5d20: d8b86000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.589411][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.589440][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.589464][ T32] r5:80000013 r4:80239bb0 [ 1352.589493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.589557][ T32] r4:82ac11e4 [ 1352.589647][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.589693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.589737][ T32] r4:e05e5dc0 [ 1352.589764][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.589806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.589851][ T32] r4:00000000 [ 1352.589883][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.589929][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.589997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.590056][ T32] r5:00001000 r4:ecf01000 [ 1352.590079][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.590148][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.590215][ T32] r5:85c39b8c r4:85c39800 [ 1352.590240][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.590306][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.590353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.590446][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.590496][ T32] r4:846ded80 [ 1352.590519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.590715][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.590764][ T32] r4:00000001 [ 1352.590787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.590822][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.590893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.590925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.590994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.591049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.591096][ T32] r4:84a7de40 [ 1352.591120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.591145][ T32] INFO: task kworker/0:586:7387 blocked for more than 479 seconds. [ 1352.591173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.591197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.591218][ T32] task:kworker/0:586 state:D stack:0 pid:7387 tgid:7387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.591305][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.591351][ T32] Call trace: [ 1352.591465][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.591525][ T32] r10:829188dc r9:ed971d84 r8:00000002 r7:60000013 r6:ed971d8c r5:84a36000 [ 1352.591561][ T32] r4:84a36000 [ 1352.591583][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.591623][ T32] r5:84a36000 r4:829188d8 [ 1352.591665][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.591719][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.591766][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed971e08 [ 1352.591788][ T32] r4:00000000 [ 1352.591807][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.591873][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.591935][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.591979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1d96c0 ** 4 printk messages dropped ** [ 1352.612630][ T32] r5:00001000 r4:ed5fd000 [ 1352.612703][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.612785][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.613077][ T32] r10:61c88647 r9:84a36000 r8:9053c82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.613510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.614281][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.614641][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 5 printk messages dropped ** [ 1352.614876][ T32] r4:82ac11e4 [ 1352.614923][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1352.615142][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.615366][ T32] r5:00001000 r4:ecf01000 ** 3 printk messages dropped ** [ 1352.615513][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.615758][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 6 printk messages dropped ** [ 1352.616055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1352.616486][ T32] r10:829188dc r9:ed979d84 r8:00000002 r7:60000113 r6:ed979d8c r5:85650000 ** 8 printk messages dropped ** [ 1352.616926][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.617225][ T32] r5:00001000 r4:ed631000 [ 1352.617248][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.617604][ T32] r7:dddced80 r6:83018000 r5:8752638c r4:9053c880 ** 9 printk messages dropped ** [ 1352.618179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.618262][ T32] r4:8c1d94c0 [ 1352.618548][ T32] INFO: task kworker/0:587:7390 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.618602][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.618687][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.618820][ T32] Call trace: [ 1352.618952][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.619003][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.619027][ T32] r4:00000000 [ 1352.619068][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.619111][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.619140][ T32] 5d20: d8fca000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.619169][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.619214][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.619261][ T32] r5:80000013 r4:80239bb0 [ 1352.619354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.619397][ T32] r4:82ac11e4 [ 1352.619418][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.619458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.619481][ T32] r4:e05e5dc0 [ 1352.619500][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.619562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.619613][ T32] r4:00000000 [ 1352.619651][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.619698][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.619762][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.619869][ T32] r5:00001000 r4:ecf01000 [ 1352.619894][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.619934][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.619975][ T32] r5:85c39b8c r4:85c39800 [ 1352.619995][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.620040][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.620061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.620106][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.620130][ T32] r4:846ded80 [ 1352.620159][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.620208][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.620294][ T32] r4:00000001 [ 1352.620318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.620353][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.620380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.620429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.620460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.620488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.620531][ T32] r4:84a7de40 [ 1352.620577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.620607][ T32] INFO: task kworker/0:588:7392 blocked for more than 479 seconds. [ 1352.620636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.620660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.620681][ T32] task:kworker/0:588 state:D stack:0 pid:7392 tgid:7392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.620727][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.620811][ T32] Call trace: [ 1352.620882][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.620949][ T32] r10:829188dc r9:ed9c9d84 r8:00000002 r7:60000013 r6:ed9c9d8c r5:85651800 [ 1352.621020][ T32] r4:85651800 [ 1352.621044][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.621112][ T32] r5:85651800 r4:829188d8 [ 1352.621137][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.621176][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.621220][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9c9e08 [ 1352.621242][ T32] r4:00000000 [ 1352.621261][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.621298][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.621363][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.621409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1d9b40 [ 1352.621432][ T32] r4:00000000 [ 1352.621452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.621524][ T32] r9:83018005 r8:85651800 r7:00000000 r6:83018000 r5:00001000 r4:7f7f7000 [ 1352.621549][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.621615][ T32] r5:00001000 r4:ed63f000 [ 1352.621639][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.621678][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.621751][ T32] r5:8752678c r4:87526400 [ 1352.621775][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.621865][ T32] r7:dddced80 r6:83018000 r5:8752678c r4:9053c780 [ 1352.621954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.622024][ T32] r10:61c88647 r9:85651800 r8:9053c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.622047][ T32] r4:9053c780 [ 1352.622078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.622175][ T32] r10:00000000 r9:9053c780 r8:8027f5e8 r7:ed979e60 r6:9053a100 r5:85651800 [ 1352.646945][ T32] r4:00000001 [ 1352.646989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.647050][ T32] Exception stack(0xed9c9fb0 to 0xed9c9ff8) [ 1352.647103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.647138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.647165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.647195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.647294][ T32] r4:8c1d9280 [ 1352.647786][ T32] INFO: task kworker/0:588:7392 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.647873][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.647994][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.648069][ T32] Call trace: [ 1352.648107][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.648180][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.648229][ T32] r4:00000000 [ 1352.648253][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.648335][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 8 printk messages dropped ** [ 1352.648709][ T32] r4:e05e5dc0 ** 12 printk messages dropped ** [ 1352.649266][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1352.649873][ T32] task:kworker/0:589 state:D stack:0 pid:7393 tgid:7393 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1352.650775][ T32] r5:00001000 r4:ed65b000 ** 4 printk messages dropped ** [ 1352.651062][ T32] r7:dddced80 r6:83018000 r5:87526b8c r4:9053c980 ** 13 printk messages dropped ** [ 1352.651916][ T32] INFO: task kworker/0:589:7393 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 15 printk messages dropped ** [ 1352.669434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.669478][ T32] r4:e05e5dc0 [ 1352.669502][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.669566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.669592][ T32] r4:00000000 [ 1352.669622][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.669671][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.669716][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.669764][ T32] r5:00001000 r4:ecf01000 [ 1352.669786][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.669875][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.670011][ T32] r5:85c39b8c r4:85c39800 [ 1352.670039][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.670110][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.670134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.670205][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.670276][ T32] r4:846ded80 [ 1352.670315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.670363][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.670386][ T32] r4:00000001 [ 1352.670406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.670461][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.670491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.670520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.670546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.670617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.670664][ T32] r4:84a7de40 [ 1352.670692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.670743][ T32] INFO: task kworker/0:590:7396 blocked for more than 479 seconds. [ 1352.670820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.670880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.670906][ T32] task:kworker/0:590 state:D stack:0 pid:7396 tgid:7396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.670985][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.671079][ T32] Call trace: [ 1352.671138][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.671187][ T32] r10:829188dc r9:eda09d84 r8:00000002 r7:60000013 r6:eda09d8c r5:85653000 [ 1352.671210][ T32] r4:85653000 [ 1352.671251][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.671401][ T32] r5:85653000 r4:829188d8 [ 1352.671426][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.671466][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.671510][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda09e08 ** 6 printk messages dropped ** [ 1352.671899][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.672003][ T32] r5:00001000 r4:ed805000 [ 1352.672045][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.685132][ T32] r10:61c88647 r9:85653000 r8:9053ca2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.685580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1352.686533][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.686855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.687402][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1352.687704][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.688136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1352.688680][ T32] r4:85650c00 ** 3 printk messages dropped ** [ 1352.688853][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.688898][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda0de08 [ 1352.688920][ T32] r4:00000000 [ 1352.688960][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.689001][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.689080][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.689126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1d9fc0 [ 1352.689150][ T32] r4:00000000 [ 1352.689204][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.689252][ T32] r9:83018005 r8:85650c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7fb000 [ 1352.689273][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.689313][ T32] r5:00001000 r4:ed669000 [ 1352.689353][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.689396][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.689437][ T32] r5:87526f8c r4:87526c00 [ 1352.689469][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.689562][ T32] r7:dddced80 r6:83018000 r5:87526f8c r4:9053ca80 [ 1352.689596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.689646][ T32] r10:61c88647 r9:85650c00 r8:9053caac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.689838][ T32] Exception stack(0xeda0dfb0 to 0xeda0dff8) ** 5 printk messages dropped ** [ 1352.690402][ T32] INFO: task kworker/0:591:7397 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 9 printk messages dropped ** [ 1352.690953][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 9 printk messages dropped ** [ 1352.691441][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.691670][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1352.692048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.717780][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1352.718152][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.718537][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.719081][ T32] r5:00001000 r4:ed74d000 [ 1352.719107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.719316][ T32] r7:dddced80 r6:83018000 r5:8752738c r4:9053c900 ** 9 printk messages dropped ** [ 1352.719653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.720629][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.720793][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1352.721225][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.721522][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.721595][ T32] r5:85c39b8c r4:85c39800 [ 1352.721625][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.721671][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.721774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.721829][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.721878][ T32] r4:846ded80 [ 1352.721902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.721989][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.722021][ T32] r4:00000001 [ 1352.722042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.722100][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.722130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.722159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.722186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.729997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.730092][ T32] r4:84a7de40 [ 1352.730124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.730155][ T32] INFO: task kworker/0:593:7404 blocked for more than 479 seconds. [ 1352.730186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.730210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.730253][ T32] task:kworker/0:593 state:D stack:0 pid:7404 tgid:7404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.730313][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.730623][ T32] Call trace: [ 1352.730723][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.730777][ T32] r10:829188dc r9:eda05d84 r8:00000002 r7:60000013 r6:eda05d8c r5:85655400 [ 1352.730800][ T32] r4:85655400 [ 1352.730890][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.730956][ T32] r5:85655400 r4:829188d8 [ 1352.731004][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.731048][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.731113][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda05e08 [ 1352.731224][ T32] r4:00000000 [ 1352.731247][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.731286][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.731346][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.731520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8c1d9780 [ 1352.731546][ T32] r4:00000000 [ 1352.731566][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.731612][ T32] r9:83018005 r8:85655400 r7:00000000 r6:83018000 r5:00001000 r4:7f805000 [ 1352.731720][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.731765][ T32] r5:00001000 r4:ed799000 [ 1352.731786][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.731825][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.731916][ T32] r5:8752778c r4:87527400 [ 1352.732027][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.732120][ T32] r7:dddced80 r6:83018000 r5:8752778c r4:9053cb00 [ 1352.732146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.732207][ T32] r10:61c88647 r9:85655400 r8:9053cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.745235][ T32] r4:9053cb00 [ 1352.745344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.745417][ T32] r10:00000000 r9:9053cb00 r8:8027f5e8 r7:eda09e60 r6:9053a400 r5:85655400 [ 1352.745442][ T32] r4:00000001 [ 1352.745476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.745589][ T32] Exception stack(0xeda05fb0 to 0xeda05ff8) [ 1352.745623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.745652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.745680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.745730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.745763][ T32] r4:8c1d9e80 [ 1352.746256][ T32] INFO: task kworker/0:593:7404 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.746338][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.746424][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.746565][ T32] Call trace: [ 1352.746659][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.746714][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.746738][ T32] r4:00000000 [ 1352.746758][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1352.746928][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 8 printk messages dropped ** [ 1352.747232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 ** 10 printk messages dropped ** [ 1352.747792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.748268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.748513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.748538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.748559][ T32] task:kworker/0:594 state:D stack:0 pid:7406 tgid:7406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.748629][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.748692][ T32] Call trace: [ 1352.748727][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.748800][ T32] r10:829188dc r9:eda19d84 r8:00000002 r7:60000113 r6:eda19d8c r5:85656c00 [ 1352.748833][ T32] r4:85656c00 [ 1352.748854][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.748894][ T32] r5:85656c00 r4:829188d8 [ 1352.748914][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.748973][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.749022][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda19e08 [ 1352.749067][ T32] r4:00000000 [ 1352.749151][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.749192][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.749228][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.749279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f9d80 [ 1352.749306][ T32] r4:00000000 [ 1352.749326][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.749371][ T32] r9:83018005 r8:85656c00 r7:00000000 r6:83018000 r5:00001000 r4:7f809000 [ 1352.749423][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.749468][ T32] r5:00001000 r4:ed7c9000 [ 1352.749488][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.749527][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.749589][ T32] r5:87527b8c r4:87527800 [ 1352.749613][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.749742][ T32] r7:dddced80 r6:83018000 r5:87527b8c r4:9053cc80 [ 1352.749766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.749812][ T32] r10:61c88647 r9:85656c00 r8:9053ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.749842][ T32] r4:9053cc80 [ 1352.749862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.749904][ T32] r10:00000000 r9:9053cc80 r8:8027f5e8 r7:eda09e60 r6:9053a380 r5:85656c00 [ 1352.749986][ T32] r4:00000001 [ 1352.750012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.750086][ T32] Exception stack(0xeda19fb0 to 0xeda19ff8) [ 1352.750137][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.750192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.750223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.750253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.750275][ T32] r4:8c1d9e80 [ 1352.750569][ T32] INFO: task kworker/0:594:7406 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.750610][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.750761][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.750851][ T32] Call trace: [ 1352.750887][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.750957][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.751009][ T32] r4:00000000 [ 1352.751032][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.751072][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.751100][ T32] 5d20: da5da000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.751152][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.751181][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.751216][ T32] r5:80000013 r4:80239bb0 [ 1352.751240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.751280][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1352.751362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 8 printk messages dropped ** [ 1352.751816][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1352.774494][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.774903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1352.775289][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.775767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda29e08 ** 9 printk messages dropped ** [ 1352.776508][ T32] r5:00001000 r4:ed7ed000 [ 1352.776529][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.776567][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.776825][ T32] r10:61c88647 r9:84a36c00 r8:9053cd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.777315][ T32] r4:8c1d9dc0 ** 2 printk messages dropped ** [ 1352.777939][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.778433][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 9 printk messages dropped ** [ 1352.779124][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.779557][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.779643][ T32] r5:85c39b8c r4:85c39800 [ 1352.779667][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.779714][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.779735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.779781][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.779862][ T32] r4:846ded80 [ 1352.779887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.779932][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.779955][ T32] r4:00000001 [ 1352.779974][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.780007][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.780033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.780126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.780164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.780193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.780248][ T32] r4:84a7de40 [ 1352.780272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.780299][ T32] INFO: task kworker/0:596:7411 blocked for more than 479 seconds. [ 1352.780328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.780351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.780372][ T32] task:kworker/0:596 state:D stack:0 pid:7411 tgid:7411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.780486][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.780565][ T32] Call trace: [ 1352.780615][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.780663][ T32] r10:829188dc r9:eda31d84 r8:00000002 r7:60000113 r6:eda31d8c r5:85656000 [ 1352.780729][ T32] r4:85656000 [ 1352.780753][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.780814][ T32] r5:85656000 r4:829188d8 [ 1352.780861][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.780947][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.781017][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda31e08 [ 1352.781065][ T32] r4:00000000 [ 1352.781096][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.781157][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.781196][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.781525][ T32] r5:00001000 r4:ed869000 [ 1352.781545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.781650][ T32] r5:87528b8c r4:87528800 ** 3 printk messages dropped ** [ 1352.781861][ T32] r10:61c88647 r9:85656000 r8:9053cdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.796779][ T32] r4:846d5180 ** 2 printk messages dropped ** [ 1352.797398][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.797552][ T32] Call trace: [ 1352.797626][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.797683][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.797730][ T32] r4:00000000 [ 1352.797754][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.797794][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.797823][ T32] 5d20: dab19000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.797885][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.797940][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.797993][ T32] r5:80000013 r4:80239bb0 [ 1352.798019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.798065][ T32] r4:82ac11e4 [ 1352.798085][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.798149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.798176][ T32] r4:e05e5dc0 [ 1352.798221][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.798275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.798298][ T32] r4:00000000 [ 1352.798317][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.798362][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.798407][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.798454][ T32] r5:00001000 r4:ecf01000 [ 1352.798507][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.798551][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.798593][ T32] r5:85c39b8c r4:85c39800 [ 1352.798628][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.798679][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.798723][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.798775][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.798798][ T32] r4:846ded80 [ 1352.798846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.798897][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.798920][ T32] r4:00000001 [ 1352.798960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.799165][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.799284][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.799366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.799691][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.799842][ T32] Call trace: [ 1352.799880][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.799927][ T32] r10:829188dc r9:ed265d84 r8:00000002 r7:60000113 r6:ed265d8c r5:85ab6c00 [ 1352.799962][ T32] r4:85ab6c00 [ 1352.800070][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.800215][ T32] r5:85ab6c00 r4:829188d8 [ 1352.800303][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.800349][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.800395][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed265e08 [ 1352.800427][ T32] r4:00000000 [ 1352.800450][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.800510][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.800581][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.800627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:90532000 ** 4 printk messages dropped ** [ 1352.800796][ T32] r5:00001000 r4:ed81d000 [ 1352.800851][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.800982][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.801371][ T32] Exception stack(0xed265fb0 to 0xed265ff8) ** 7 printk messages dropped ** [ 1352.802115][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.819391][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 11 printk messages dropped ** [ 1352.819860][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1352.820249][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.820780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1352.821177][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.821643][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1352.835956][ T32] r5:00001000 r4:ed911000 [ 1352.835979][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.836174][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.836654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.837565][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1352.838078][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.838333][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.838517][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.838812][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.838999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.839053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.839149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.839175][ T32] r4:84a7de40 [ 1352.839198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.839238][ T32] INFO: task kworker/0:599:7418 blocked for more than 479 seconds. [ 1352.839271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.839296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.839338][ T32] task:kworker/0:599 state:D stack:0 pid:7418 tgid:7418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.839411][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.839455][ T32] Call trace: [ 1352.839484][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.839551][ T32] r10:829188dc r9:eda65d84 r8:00000002 r7:60000113 r6:eda65d8c r5:85ab5400 [ 1352.839579][ T32] r4:85ab5400 [ 1352.839623][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.839666][ T32] r5:85ab5400 r4:829188d8 [ 1352.839687][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.839726][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.839792][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda65e08 [ 1352.839852][ T32] r4:00000000 [ 1352.839898][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.839939][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.839974][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.840036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:90532440 [ 1352.840063][ T32] r4:00000000 [ 1352.840084][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.840128][ T32] r9:83018005 r8:85ab5400 r7:00000000 r6:83018000 r5:00001000 r4:7f813000 [ 1352.840148][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.840189][ T32] r5:00001000 r4:ed8a5000 [ 1352.840209][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.840247][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.840309][ T32] r5:87528f8c r4:87528c00 [ 1352.840354][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.840402][ T32] r7:dddced80 r6:83018000 r5:87528f8c r4:9053cf80 [ 1352.840422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.840490][ T32] r10:61c88647 r9:85ab5400 r8:9053cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.840539][ T32] r4:9053cf80 [ 1352.840562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.840618][ T32] r10:00000000 r9:9053cf80 r8:8027f5e8 r7:eda35e60 r6:9053cc00 r5:85ab5400 [ 1352.840664][ T32] r4:00000001 [ 1352.840687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.840743][ T32] Exception stack(0xeda65fb0 to 0xeda65ff8) [ 1352.840773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.840801][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.840835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.840866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.840887][ T32] r4:905324c0 [ 1352.841191][ T32] INFO: task kworker/0:599:7418 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.841228][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.841314][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.841428][ T32] Call trace: [ 1352.841504][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.841600][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.841649][ T32] r4:00000000 [ 1352.841673][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.841711][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) ** 1 printk messages dropped ** [ 1352.841790][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 9 printk messages dropped ** [ 1352.857023][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.857405][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.857809][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.858067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1352.858785][ T32] r4:85ab3c00 ** 2 printk messages dropped ** [ 1352.858872][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1352.859416][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.859565][ T32] r5:00001000 r4:ed8c9000 ** 3 printk messages dropped ** [ 1352.859737][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.860067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.860948][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 8 printk messages dropped ** [ 1352.861191][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1352.861510][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 9 printk messages dropped ** [ 1352.861907][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1352.862193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.879094][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.879375][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.879514][ T32] r4:00000000 [ 1352.879538][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.879577][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.879615][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.879656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:90532a40 [ 1352.879678][ T32] r4:00000000 [ 1352.879698][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.879745][ T32] r9:83018005 r8:85ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f781000 [ 1352.879789][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.879841][ T32] r5:00001000 r4:df9b6000 [ 1352.879883][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.879957][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.880003][ T32] r5:87529f8c r4:87529c00 [ 1352.880045][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.880116][ T32] r7:dddced80 r6:83018000 r5:87529f8c r4:90528000 [ 1352.880141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.880188][ T32] r10:61c88647 r9:85ab4800 r8:9052802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.880240][ T32] r4:90528000 [ 1352.880263][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.880309][ T32] r10:00000000 r9:90528000 r8:8027f5e8 r7:eda35e60 r6:90528200 r5:85ab4800 [ 1352.880332][ T32] r4:00000001 [ 1352.880368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.880411][ T32] Exception stack(0xeda89fb0 to 0xeda89ff8) [ 1352.880439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.880467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.880515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.880558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.880584][ T32] r4:90532380 [ 1352.881094][ T32] INFO: task kworker/0:601:7422 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.881133][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.881218][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.881265][ T32] Call trace: [ 1352.881296][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.881364][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.881393][ T32] r4:00000000 [ 1352.881414][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.881501][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.881533][ T32] 5d20: db9d1000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.881562][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.881587][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.881611][ T32] r5:80000013 r4:80239bb0 [ 1352.881632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.881671][ T32] r4:82ac11e4 [ 1352.881712][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.881767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.881792][ T32] r4:e05e5dc0 [ 1352.881812][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.881859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.881911][ T32] r4:00000000 [ 1352.881956][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.882035][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.882061][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.882105][ T32] r5:00001000 r4:ecf01000 [ 1352.882160][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.888045][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.888124][ T32] r5:85c39b8c r4:85c39800 [ 1352.888147][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.888196][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.888218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.888265][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.888288][ T32] r4:846ded80 ** 1 printk messages dropped ** [ 1352.888353][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 ** 10 printk messages dropped ** [ 1352.888711][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.889043][ T32] r4:8d578000 ** 5 printk messages dropped ** [ 1352.889231][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.889423][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.889581][ T32] r5:00001000 r4:ed961000 ** 3 printk messages dropped ** [ 1352.889723][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.890179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.891060][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 10 printk messages dropped ** [ 1352.891580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 11 printk messages dropped ** [ 1352.892087][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.904824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.905069][ T32] task:kworker/0:603 state:D stack:0 pid:7426 tgid:7426 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.905483][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.905527][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda91e08 [ 1352.905549][ T32] r4:00000000 [ 1352.905590][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.905651][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.905695][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.905736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:90532cc0 [ 1352.905764][ T32] r4:00000000 [ 1352.905785][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.905850][ T32] r9:83018005 r8:8d578c00 r7:00000000 r6:83018000 r5:00001000 r4:7f783000 [ 1352.905877][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.905918][ T32] r5:00001000 r4:dfa87000 [ 1352.905938][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.906025][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.906072][ T32] r5:8752a78c r4:8752a400 [ 1352.906108][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.906156][ T32] r7:dddced80 r6:83018000 r5:8752a78c r4:90528300 [ 1352.906197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.906246][ T32] r10:61c88647 r9:8d578c00 r8:9052832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.906310][ T32] r4:90528300 [ 1352.906347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.906415][ T32] r10:00000000 r9:90528300 r8:8027f5e8 r7:eda89e60 r6:90528380 r5:8d578c00 [ 1352.906442][ T32] r4:00000001 [ 1352.906461][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.906523][ T32] Exception stack(0xeda91fb0 to 0xeda91ff8) [ 1352.906585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.906626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.906653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.906744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.906770][ T32] r4:90532780 [ 1352.907240][ T32] INFO: task kworker/0:603:7426 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.907299][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.907383][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.907430][ T32] Call trace: [ 1352.907501][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.907577][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.907622][ T32] r4:00000000 [ 1352.907708][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.907773][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.907816][ T32] 5d20: dbe12000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.907867][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.907905][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.907935][ T32] r5:80000013 r4:80239bb0 [ 1352.907957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.908019][ T32] r4:82ac11e4 [ 1352.908043][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.908086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.908109][ T32] r4:e05e5dc0 [ 1352.908129][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.908190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.908217][ T32] r4:00000000 [ 1352.908237][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.908281][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.908302][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.908344][ T32] r5:00001000 r4:ecf01000 [ 1352.908384][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.908427][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.908469][ T32] r5:85c39b8c r4:85c39800 [ 1352.908512][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.908561][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.908601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.908651][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.908674][ T32] r4:846ded80 [ 1352.908693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.908737][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.908793][ T32] r4:00000001 [ 1352.908844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.908884][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.908911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.908940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.908967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.909061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.909088][ T32] r4:84a7de40 [ 1352.909109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.909156][ T32] INFO: task kworker/0:604:7427 blocked for more than 479 seconds. [ 1352.909188][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1352.909343][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.909703][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.910152][ T32] r5:00001000 r4:ecc8d000 [ 1352.910172][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.910352][ T32] r7:dddced80 r6:83018000 r5:8752ab8c r4:90528400 ** 7 printk messages dropped ** [ 1352.910699][ T32] Exception stack(0xedaa1fb0 to 0xedaa1ff8) ** 1 printk messages dropped ** [ 1352.910835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.910867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.910945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.910971][ T32] r4:90532a80 [ 1352.911258][ T32] INFO: task kworker/0:604:7427 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.911292][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.911495][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.911557][ T32] Call trace: [ 1352.911614][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1352.911662][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.911728][ T32] r4:00000000 [ 1352.911752][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.911790][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.911818][ T32] 5d20: dbe12000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.911860][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.911886][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.911910][ T32] r5:80000013 r4:80239bb0 [ 1352.911941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.911985][ T32] r4:82ac11e4 [ 1352.912027][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.912099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.912184][ T32] r4:e05e5dc0 [ 1352.935269][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.935416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.935450][ T32] r4:00000000 [ 1352.935497][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.935551][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.935573][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.935628][ T32] r5:00001000 r4:ecf01000 [ 1352.935652][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.935714][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.935767][ T32] r5:85c39b8c r4:85c39800 [ 1352.935787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.935851][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.935876][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.935923][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.935945][ T32] r4:846ded80 [ 1352.935964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.936008][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.936040][ T32] r4:00000001 [ 1352.936064][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.936123][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.936157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.936187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.936213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.936263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.936298][ T32] r4:84a7de40 [ 1352.936346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.936381][ T32] INFO: task kworker/0:605:7430 blocked for more than 479 seconds. [ 1352.936415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.936440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.936485][ T32] task:kworker/0:605 state:D stack:0 pid:7430 tgid:7430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.936550][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.936638][ T32] Call trace: [ 1352.936693][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.936743][ T32] r10:829188dc r9:ed0b5d84 r8:00000002 r7:60000013 r6:ed0b5d8c r5:8d57a400 [ 1352.936766][ T32] r4:8d57a400 [ 1352.936786][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.936824][ T32] r5:8d57a400 r4:829188d8 [ 1352.936874][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.936918][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.936962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b5e08 ** 3 printk messages dropped ** [ 1352.937174][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.937418][ T32] r5:00001000 r4:ecc13000 [ 1352.937439][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.937478][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.937542][ T32] r5:8752a38c r4:8752a000 [ 1352.937648][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.937743][ T32] r7:dddced80 r6:83018000 r5:8752a38c r4:90528500 ** 5 printk messages dropped ** [ 1352.937931][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1352.938036][ T32] Exception stack(0xed0b5fb0 to 0xed0b5ff8) ** 2 printk messages dropped ** [ 1352.938171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.938789][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.939370][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1352.939654][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.939953][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.940290][ T32] r4:00000001 [ 1352.940319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.940378][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.940408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.940438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.940464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.940514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.940540][ T32] r4:84a7de40 [ 1352.940562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.940593][ T32] INFO: task kworker/0:606:7432 blocked for more than 479 seconds. [ 1352.940645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.940674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.940714][ T32] task:kworker/0:606 state:D stack:0 pid:7432 tgid:7432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.940814][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.940940][ T32] Call trace: [ 1352.941019][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.941178][ T32] r10:829188dc r9:ed0bdd84 r8:00000002 r7:60000113 r6:ed0bdd8c r5:8d57b000 [ 1352.941228][ T32] r4:8d57b000 [ 1352.941253][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.941294][ T32] r5:8d57b000 r4:829188d8 [ 1352.941315][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.941353][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.941419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0bde08 [ 1352.941446][ T32] r4:00000000 [ 1352.941468][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1352.941529][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.941567][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.941608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:91a2f2c0 [ 1352.941673][ T32] r4:00000000 [ 1352.941698][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.941743][ T32] r9:83018005 r8:8d57b000 r7:00000000 r6:83018000 r5:00001000 r4:7f78d000 [ 1352.941764][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.941805][ T32] r5:00001000 r4:ecd25000 [ 1352.941825][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.941871][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.942173][ T32] r10:61c88647 r9:8d57b000 r8:9052862c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.965024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.965791][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.966006][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 2 printk messages dropped ** [ 1352.966119][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.966147][ T32] 5d20: dca1f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.966176][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.966226][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.966254][ T32] r5:80000013 r4:80239bb0 [ 1352.966275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.966349][ T32] r4:82ac11e4 [ 1352.966377][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.966455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.966481][ T32] r4:e05e5dc0 [ 1352.966502][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.966544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.966567][ T32] r4:00000000 [ 1352.966608][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.966679][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.966724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.966781][ T32] r5:00001000 r4:ecf01000 [ 1352.966805][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.966864][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.966911][ T32] r5:85c39b8c r4:85c39800 [ 1352.966932][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.966977][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.966997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.967042][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.967085][ T32] r4:846ded80 [ 1352.967127][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.967194][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.967222][ T32] r4:00000001 [ 1352.967266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.967304][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.967354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.967510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.967543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.967572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.967594][ T32] r4:84a7de40 [ 1352.967615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.967697][ T32] INFO: task kworker/0:607:7433 blocked for more than 479 seconds. [ 1352.967765][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.967817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.967845][ T32] task:kworker/0:607 state:D stack:0 pid:7433 tgid:7433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.967938][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.967984][ T32] Call trace: [ 1352.968123][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1352.968172][ T32] r10:829188dc r9:ed0b9d84 r8:00000002 r7:60000113 r6:ed0b9d8c r5:8d57bc00 [ 1352.968217][ T32] r4:8d57bc00 [ 1352.968241][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1352.968280][ T32] r5:8d57bc00 r4:829188d8 [ 1352.968323][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.968394][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.968443][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b9e08 ** 2 printk messages dropped ** [ 1352.968548][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.968852][ T32] r5:00001000 r4:eccb1000 [ 1352.968871][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.968978][ T32] r5:8752b38c r4:8752b000 ** 3 printk messages dropped ** [ 1352.969109][ T32] r10:61c88647 r9:8d57bc00 r8:905286ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1352.969794][ T32] INFO: task kworker/0:607:7433 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 4 printk messages dropped ** [ 1352.970327][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1352.970351][ T32] r4:00000000 [ 1352.970371][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.970409][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1352.970437][ T32] 5d20: dca1f000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1352.970465][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1352.970491][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1352.970515][ T32] r5:80000013 r4:80239bb0 [ 1352.970562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.970606][ T32] r4:82ac11e4 [ 1352.970626][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.970694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1352.970777][ T32] r4:e05e5dc0 [ 1352.970800][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.970850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1352.970883][ T32] r4:00000000 [ 1352.970912][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.970988][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1352.971015][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.971059][ T32] r5:00001000 r4:ecf01000 [ 1352.971079][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.971126][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.971173][ T32] r5:85c39b8c r4:85c39800 [ 1352.971193][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.971248][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1352.971296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.971379][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.971406][ T32] r4:846ded80 [ 1352.971427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.971471][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1352.971493][ T32] r4:00000001 [ 1352.971517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.971553][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1352.971582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.971647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.971706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.971754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.971812][ T32] r4:84a7de40 [ 1352.971875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.971920][ T32] INFO: task kworker/0:608:7435 blocked for more than 479 seconds. ** 2 printk messages dropped ** [ 1352.971998][ T32] task:kworker/0:608 state:D stack:0 pid:7435 tgid:7435 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.984755][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.984939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:91a2f000 ** 4 printk messages dropped ** [ 1352.985261][ T32] r5:00001000 r4:ecd0b000 [ 1352.985281][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.985420][ T32] r5:8752af8c r4:8752ac00 ** 3 printk messages dropped ** [ 1352.985714][ T32] r10:61c88647 r9:8d57c800 r8:905287ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1352.986878][ T32] INFO: task kworker/0:608:7435 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 10 printk messages dropped ** [ 1352.987730][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1352.988043][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.988325][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1352.988657][ T32] r4:846ded80 ** 4 printk messages dropped ** [ 1352.988838][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) ** 7 printk messages dropped ** [ 1352.989299][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.989808][ T32] r4:8d57d400 ** 4 printk messages dropped ** [ 1352.990117][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0c5e08 ** 9 printk messages dropped ** [ 1352.990634][ T32] r5:00001000 r4:ecd9b000 [ 1352.990658][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.990699][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.990740][ T32] r5:8752bf8c r4:8752bc00 [ 1352.990856][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.990916][ T32] r7:dddced80 r6:83018000 r5:8752bf8c r4:90528880 [ 1352.991024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.991117][ T32] r10:61c88647 r9:8d57d400 r8:905288ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.991161][ T32] r4:90528880 [ 1352.991213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.991261][ T32] r10:00000000 r9:90528880 r8:8027f5e8 r7:ed0bde60 r6:90528a00 r5:8d57d400 [ 1352.991285][ T32] r4:00000001 [ 1352.991327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.991371][ T32] Exception stack(0xed0c5fb0 to 0xed0c5ff8) [ 1352.991400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.991442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.991545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.991606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.991631][ T32] r4:91a2f240 [ 1352.991910][ T32] INFO: task kworker/0:609:7438 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1352.991943][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.992104][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.012667][ T32] Call trace: [ 1353.012783][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1353.012891][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1353.012923][ T32] r4:00000000 [ 1353.012946][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.012989][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.013023][ T32] 5d20: dcd88000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.013054][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.013154][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.013284][ T32] r5:80000013 r4:80239bb0 [ 1353.013384][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.013474][ T32] r4:82ac11e4 [ 1353.013556][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.013603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.013652][ T32] r4:e05e5dc0 [ 1353.013737][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.013809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.013838][ T32] r4:00000000 [ 1353.013858][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.013918][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.013949][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.014035][ T32] r5:00001000 r4:ecf01000 [ 1353.014078][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1353.014534][ T32] r4:846ded80 ** 9 printk messages dropped ** [ 1353.015201][ T32] r4:84a7de40 ** 5 printk messages dropped ** [ 1353.015557][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.016024][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1353.016620][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.016689][ T32] r5:00001000 r4:ecd49000 [ 1353.016713][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.016753][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.016794][ T32] r5:8752bb8c r4:8752b800 [ 1353.016814][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.016864][ T32] r7:dddced80 r6:83018000 r5:8752bb8c r4:90528980 [ 1353.016885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.016929][ T32] r10:61c88647 r9:8d57e000 r8:905289ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.016951][ T32] r4:90528980 [ 1353.016970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.017012][ T32] r10:00000000 r9:90528980 r8:8027f5e8 r7:ed0c5e60 r6:90528a80 r5:8d57e000 ** 2 printk messages dropped ** [ 1353.017194][ T32] Exception stack(0xed0fdfb0 to 0xed0fdff8) ** 5 printk messages dropped ** [ 1353.017944][ T32] INFO: task kworker/0:610:7439 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 4 printk messages dropped ** [ 1353.018301][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 ** 4 printk messages dropped ** [ 1353.018465][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 4 printk messages dropped ** [ 1353.018645][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1353.019307][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1353.019738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1353.020581][ T32] r4:8d57ec00 ** 5 printk messages dropped ** [ 1353.020951][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.021203][ T32] r9:83018005 r8:8d57ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f793000 ** 1 printk messages dropped ** [ 1353.021267][ T32] r5:00001000 r4:ecdb9000 [ 1353.021287][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.021336][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.021470][ T32] r5:92ee438c r4:92ee4000 [ 1353.021494][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.021539][ T32] r7:dddced80 r6:83018000 r5:92ee438c r4:90528b00 [ 1353.021560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.021607][ T32] r10:61c88647 r9:8d57ec00 r8:90528b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.021629][ T32] r4:90528b00 [ 1353.021648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.021690][ T32] r10:00000000 r9:90528b00 r8:8027f5e8 r7:ed0c5e60 r6:90528c00 r5:8d57ec00 [ 1353.021805][ T32] r4:00000001 [ 1353.021893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.021931][ T32] Exception stack(0xed111fb0 to 0xed111ff8) [ 1353.021958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.022014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.022069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.022215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.056053][ T32] r4:91a2f400 [ 1353.056642][ T32] INFO: task kworker/0:611:7441 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1353.056708][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.056825][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.056896][ T32] Call trace: [ 1353.056962][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1353.057048][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1353.057129][ T32] r4:00000000 [ 1353.057156][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.057226][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.057260][ T32] 5d20: dd4b9000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.057290][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.057343][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.057376][ T32] r5:80000013 r4:80239bb0 [ 1353.057398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.057525][ T32] r4:82ac11e4 [ 1353.057576][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.057706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.057763][ T32] r4:e05e5dc0 [ 1353.057794][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.057872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.057899][ T32] r4:00000000 [ 1353.057920][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.057990][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.058017][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.058060][ T32] r5:00001000 r4:ecf01000 [ 1353.058080][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.058118][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.058187][ T32] r5:85c39b8c r4:85c39800 [ 1353.058218][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1353.058406][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1353.058799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.059179][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.059634][ T32] r5:851d8000 r4:829188d8 ** 5 printk messages dropped ** [ 1353.059816][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1353.060133][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.060260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1353.061038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.061064][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.061092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.061189][ T32] r4:91a2f580 [ 1353.061478][ T32] INFO: task kworker/0:612:7443 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1353.061512][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.061569][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.061702][ T32] Call trace: [ 1353.061800][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1353.061857][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1353.061882][ T32] r4:00000000 [ 1353.061902][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.061990][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.062103][ T32] 5d20: dd4b9000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.062245][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.069370][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.069459][ T32] r5:80000013 r4:80239bb0 [ 1353.069488][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.069548][ T32] r4:82ac11e4 [ 1353.069574][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.069618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.069642][ T32] r4:e05e5dc0 [ 1353.069703][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.069750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.069816][ T32] r4:00000000 [ 1353.069850][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.069897][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.069920][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.069965][ T32] r5:00001000 r4:ecf01000 [ 1353.070041][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.070113][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1353.070542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1353.071206][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1353.071725][ T32] r5:851d8c00 r4:829188d8 ** 7 printk messages dropped ** [ 1353.072096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:91a2f680 ** 4 printk messages dropped ** [ 1353.087406][ T32] r5:00001000 r4:ecdfb000 ** 2 printk messages dropped ** [ 1353.087537][ T32] r5:92ee4b8c r4:92ee4800 ** 5 printk messages dropped ** [ 1353.087727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1353.088575][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1353.089161][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1353.089384][ T32] r4:e05e5dc0 ** 6 printk messages dropped ** [ 1353.089675][ T32] r5:00001000 r4:ecf01000 ** 6 printk messages dropped ** [ 1353.089992][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1353.090405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1353.091156][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed141e08 ** 9 printk messages dropped ** [ 1353.091601][ T32] r5:00001000 r4:ed0cb000 ** 3 printk messages dropped ** [ 1353.091805][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1353.105704][ T32] INFO: task kworker/0:614:7448 is blocked on a mutex likely owned by task kworker/1:153:3802. ** 15 printk messages dropped ** [ 1353.106497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 ** 15 printk messages dropped ** [ 1353.107177][ T32] r4:846ded80 ** 7 printk messages dropped ** [ 1353.107498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1353.108103][ T32] r5:851da400 r4:829188d8 ** 3 printk messages dropped ** [ 1353.108236][ T32] r4:00000000 [ 1353.108254][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1353.108291][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1353.108328][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.108385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:91a2fc40 [ 1353.108410][ T32] r4:00000000 [ 1353.108461][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.108522][ T32] r9:83018005 r8:851da400 r7:00000000 r6:83018000 r5:00001000 r4:7f799000 [ 1353.108547][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.108589][ T32] r5:00001000 r4:ece45000 [ 1353.108610][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.108648][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.108689][ T32] r5:92ee4f8c r4:92ee4c00 [ 1353.108708][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.108752][ T32] r7:dddced80 r6:83018000 r5:92ee4f8c r4:90528f00 [ 1353.108773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.108864][ T32] r10:61c88647 r9:851da400 r8:90528f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.108891][ T32] r4:90528f00 [ 1353.108911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.108955][ T32] r10:00000000 r9:90528f00 r8:8027f5e8 r7:ed141e60 r6:90528f80 r5:851da400 [ 1353.108978][ T32] r4:00000001 [ 1353.108998][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.109032][ T32] Exception stack(0xed151fb0 to 0xed151ff8) [ 1353.109133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.109167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.109194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.109223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.109256][ T32] r4:91a2f900 [ 1353.109555][ T32] INFO: task kworker/0:615:7449 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1353.109607][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.109698][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.109747][ T32] Call trace: [ 1353.109779][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1353.109831][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1353.109874][ T32] r4:00000000 [ 1353.109898][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.109936][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.110026][ T32] 5d20: dd827000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.110062][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.110100][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.110128][ T32] r5:80000013 r4:80239bb0 [ 1353.110151][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.110192][ T32] r4:82ac11e4 [ 1353.110212][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.110253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.110275][ T32] r4:e05e5dc0 [ 1353.110381][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.110428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.110453][ T32] r4:00000000 [ 1353.110474][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.110517][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.110538][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.110605][ T32] r5:00001000 r4:ecf01000 [ 1353.110630][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.110670][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.110711][ T32] r5:85c39b8c r4:85c39800 [ 1353.110785][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.110865][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1353.110903][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.110954][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.110994][ T32] r4:846ded80 [ 1353.111018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.111063][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1353.111086][ T32] r4:00000001 [ 1353.111106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.111140][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1353.111181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.111213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.111240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.111268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.111290][ T32] r4:84a7de40 [ 1353.111310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.111361][ T32] INFO: task kworker/0:616:7451 blocked for more than 479 seconds. [ 1353.111393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.111418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.111457][ T32] task:kworker/0:616 state:D stack:0 pid:7451 tgid:7451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.111572][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.111672][ T32] Call trace: [ 1353.111709][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1353.111756][ T32] r10:829188dc r9:ed165d84 r8:00000002 r7:60000013 r6:ed165d8c r5:851db000 [ 1353.111779][ T32] r4:851db000 [ 1353.111798][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1353.111843][ T32] r5:851db000 r4:829188d8 [ 1353.111876][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.111920][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.111964][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed165e08 [ 1353.111986][ T32] r4:00000000 [ 1353.112006][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1353.112043][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1353.112077][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.112136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:91a2fdc0 [ 1353.130742][ T32] r4:00000000 [ 1353.130842][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.130919][ T32] r9:83018005 r8:851db000 r7:00000000 r6:83018000 r5:00001000 r4:7f79b000 [ 1353.130972][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.131027][ T32] r5:00001000 r4:ece5d000 [ 1353.131087][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.131165][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.131214][ T32] r5:92ee538c r4:92ee5000 [ 1353.131290][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.131342][ T32] r7:dddced80 r6:83018000 r5:92ee538c r4:87af7100 [ 1353.131415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.131466][ T32] r10:61c88647 r9:851db000 r8:87af712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.131515][ T32] r4:87af7100 [ 1353.131539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.131584][ T32] r10:00000000 r9:87af7100 r8:8027f5e8 r7:ed141e60 r6:87af7080 r5:851db000 [ 1353.131608][ T32] r4:00000001 [ 1353.131628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.131664][ T32] Exception stack(0xed165fb0 to 0xed165ff8) [ 1353.131693][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.131750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.131781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.131810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.131839][ T32] r4:91a2fb80 [ 1353.136885][ T32] INFO: task kworker/0:616:7451 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1353.137028][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.137115][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.137208][ T32] Call trace: [ 1353.137245][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1353.137329][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1353.137358][ T32] r4:00000000 [ 1353.137390][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.137434][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.137491][ T32] 5d20: ddbc8000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.137524][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.137568][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.137601][ T32] r5:80000013 r4:80239bb0 [ 1353.137623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.137666][ T32] r4:82ac11e4 [ 1353.137686][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.137729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.137752][ T32] r4:e05e5dc0 [ 1353.137772][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.137813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.137845][ T32] r4:00000000 [ 1353.137876][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.137922][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.137944][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.138040][ T32] r5:00001000 r4:ecf01000 [ 1353.138093][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.138187][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.138234][ T32] r5:85c39b8c r4:85c39800 [ 1353.138258][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.138305][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1353.138326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.138373][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.138408][ T32] r4:846ded80 [ 1353.138433][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.138529][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1353.138557][ T32] r4:00000001 [ 1353.138579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.138642][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1353.138673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.138778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.138810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.138878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.138904][ T32] r4:84a7de40 [ 1353.138928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.138989][ T32] INFO: task kworker/0:617:7453 blocked for more than 479 seconds. [ 1353.139030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.139057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.139106][ T32] task:kworker/0:617 state:D stack:0 pid:7453 tgid:7453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.139259][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.139306][ T32] Call trace: [ 1353.139339][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1353.139385][ T32] r10:829188dc r9:ed169d84 r8:00000002 r7:60000013 r6:ed169d8c r5:851dbc00 [ 1353.139447][ T32] r4:851dbc00 [ 1353.139472][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1353.139513][ T32] r5:851dbc00 r4:829188d8 [ 1353.139534][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.139573][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.139670][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed169e08 ** 2 printk messages dropped ** [ 1353.139769][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1353.139967][ T32] r9:83018005 r8:851dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f79d000 ** 1 printk messages dropped ** [ 1353.140041][ T32] r5:00001000 r4:ececb000 [ 1353.140065][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.140130][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.140205][ T32] r5:92ee578c r4:92ee5400 [ 1353.140254][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.140302][ T32] r7:dddced80 r6:83018000 r5:92ee578c r4:87af7000 ** 1 printk messages dropped ** [ 1353.140397][ T32] r10:61c88647 r9:851dbc00 r8:87af702c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1353.140840][ T32] Exception stack(0xed169fb0 to 0xed169ff8) ** 2 printk messages dropped ** [ 1353.141163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1353.141645][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1353.141878][ T32] r4:00000000 [ 1353.141899][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.141938][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.141991][ T32] 5d20: ddbc8000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.142026][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.142053][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.142078][ T32] r5:80000013 r4:80239bb0 [ 1353.142110][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.162730][ T32] r4:82ac11e4 [ 1353.162818][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.162896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.162921][ T32] r4:e05e5dc0 [ 1353.162942][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.162985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.163008][ T32] r4:00000000 [ 1353.163027][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.163075][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.163097][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.163142][ T32] r5:00001000 r4:ecf01000 [ 1353.163162][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.163200][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.163243][ T32] r5:85c39b8c r4:85c39800 [ 1353.163262][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.163308][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1353.163329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.163374][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.163396][ T32] r4:846ded80 [ 1353.163416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.163459][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1353.163482][ T32] r4:00000001 [ 1353.163501][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.163536][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1353.163664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.163727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.163757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.163788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.163811][ T32] r4:84a7de40 [ 1353.163846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.163879][ T32] INFO: task kworker/0:618:7455 blocked for more than 479 seconds. [ 1353.163912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.163938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.163961][ T32] task:kworker/0:618 state:D stack:0 pid:7455 tgid:7455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.164018][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.164070][ T32] Call trace: [ 1353.164103][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1353.164152][ T32] r10:829188dc r9:ed16dd84 r8:00000002 r7:60000113 r6:ed16dd8c r5:851dc800 [ 1353.164175][ T32] r4:851dc800 [ 1353.164195][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1353.164234][ T32] r5:851dc800 r4:829188d8 [ 1353.164254][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.164292][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.164336][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed16de08 [ 1353.164358][ T32] r4:00000000 [ 1353.164378][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1353.164414][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1353.164451][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.164492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ef480 [ 1353.164515][ T32] r4:00000000 [ 1353.164534][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.164579][ T32] r9:83018005 r8:851dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f79f000 [ 1353.164602][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.164643][ T32] r5:00001000 r4:ecefb000 [ 1353.164663][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.164701][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.164782][ T32] r5:92ee5b8c r4:92ee5800 [ 1353.164808][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.164864][ T32] r7:dddced80 r6:83018000 r5:92ee5b8c r4:87af7180 [ 1353.164885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.164931][ T32] r10:61c88647 r9:851dc800 r8:87af71ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.164981][ T32] r4:87af7180 [ 1353.165006][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.165052][ T32] r10:00000000 r9:87af7180 r8:8027f5e8 r7:ed141e60 r6:87af7300 r5:851dc800 [ 1353.165101][ T32] r4:00000001 [ 1353.165125][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.165164][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) [ 1353.165236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.165270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.165302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.165345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.165436][ T32] r4:91a2fe80 [ 1353.165935][ T32] INFO: task kworker/0:618:7455 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1353.165995][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.166073][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.166225][ T32] Call trace: [ 1353.166259][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1353.166309][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1353.166350][ T32] r4:00000000 [ 1353.166374][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.166414][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.166456][ T32] 5d20: ddf70000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.166495][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.166573][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.166601][ T32] r5:80000013 r4:80239bb0 [ 1353.166649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.166692][ T32] r4:82ac11e4 [ 1353.166712][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.166808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.166841][ T32] r4:e05e5dc0 [ 1353.166861][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.166931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.167009][ T32] r4:00000000 [ 1353.167033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.167078][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.167100][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.167141][ T32] r5:00001000 r4:ecf01000 [ 1353.167161][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.167200][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.167242][ T32] r5:85c39b8c r4:85c39800 [ 1353.167274][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.167322][ T32] r7:ddde2d80 r6:83018200 r5:85c39b8c r4:846ded80 [ 1353.167370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.167424][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.167449][ T32] r4:846ded80 [ 1353.167521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.167572][ T32] r10:00000000 r9:846ded80 r8:8027f5e8 r7:e0571e60 r6:84ab3480 r5:84a3e000 [ 1353.167597][ T32] r4:00000001 [ 1353.167616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.167664][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1353.167695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.167723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.167778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.167819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.167865][ T32] r4:84a7de40 [ 1353.167939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.167968][ T32] INFO: task kworker/0:619:7457 blocked for more than 479 seconds. [ 1353.167999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.168023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.168123][ T32] task:kworker/0:619 state:D stack:0 pid:7457 tgid:7457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.168285][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.168332][ T32] Call trace: [ 1353.168445][ T32] [<81a61294>] (__schedule) from [<81a6221c>] (schedule+0x2c/0x130) [ 1353.168495][ T32] r10:829188dc r9:edac9d84 r8:00000002 r7:60000113 r6:edac9d8c r5:851dd400 [ 1353.168518][ T32] r4:851dd400 [ 1353.168539][ T32] [<81a621f0>] (schedule) from [<81a62604>] (schedule_preempt_disabled+0x18/0x24) [ 1353.168580][ T32] r5:851dd400 r4:829188d8 [ 1353.168600][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.168639][ T32] [<81a649e8>] (__mutex_lock.constprop.0) from [<81a651b4>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.168682][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edac9e08 [ 1353.168705][ T32] r4:00000000 [ 1353.168751][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1353.168818][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1353.168864][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.168907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87af4080 [ 1353.168935][ T32] r4:00000000 [ 1353.168957][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.169002][ T32] r9:83018005 r8:851dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f7a1000 [ 1353.169103][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.169149][ T32] r5:00001000 r4:ecf37000 [ 1353.169169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.169207][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.169248][ T32] r5:92ee5f8c r4:92ee5c00 [ 1353.169321][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.169370][ T32] r7:dddced80 r6:83018000 r5:92ee5f8c r4:87af7280 [ 1353.169391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.169436][ T32] r10:61c88647 r9:851dd400 r8:87af72ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.169458][ T32] r4:87af7280 [ 1353.169477][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.169542][ T32] r10:00000000 r9:87af7280 r8:8027f5e8 r7:ed141e60 r6:87af7400 r5:851dd400 [ 1353.169569][ T32] r4:00000001 [ 1353.169588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.169647][ T32] Exception stack(0xedac9fb0 to 0xedac9ff8) [ 1353.169678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.169707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.169733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.169761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.169811][ T32] r4:846e3180 [ 1353.170144][ T32] INFO: task kworker/0:619:7457 is blocked on a mutex likely owned by task kworker/1:153:3802. [ 1353.170192][ T32] task:kworker/1:153 state:R running task stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.170354][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.170407][ T32] Call trace: [ 1353.170437][ T32] [<81a61294>] (__schedule) from [<81a62650>] (preempt_schedule_irq+0x40/0xa8) [ 1353.170484][ T32] r10:82ac11c4 r9:84a3e000 r8:80200be4 r7:e05e5d5c r6:ffffffff r5:84a3e000 [ 1353.170537][ T32] r4:00000000 [ 1353.170589][ T32] [<81a62610>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.170713][ T32] Exception stack(0xe05e5d28 to 0xe05e5d70) [ 1353.170745][ T32] 5d20: ddf70000 ecf0d000 00000001 80239b98 7f15d000 00000001 [ 1353.170808][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 [ 1353.170863][ T32] 5d60: 80230ad4 80239bb0 80000013 ffffffff [ 1353.170893][ T32] r5:80000013 r4:80239bb0 [ 1353.170915][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.170964][ T32] r4:82ac11e4 [ 1353.170985][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.171052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05e5dc0 r5:e05e5e08 [ 1353.171085][ T32] r4:e05e5dc0 [ 1353.171110][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.171151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695940 [ 1353.171195][ T32] r4:00000000 [ 1353.171218][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.171263][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 [ 1353.171326][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.171373][ T32] r5:00001000 r4:ecf01000 [ 1353.171393][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1353.171482][ T32] r5:85c39b8c r4:85c39800 ** 4 printk messages dropped ** [ 1353.171637][ T32] r4:846ded80 ** 6 printk messages dropped ** [ 1353.171880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.194516][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.194942][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1353.195425][ T32] r5:00001000 r4:ecf7d000 [ 1353.195445][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.195483][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1353.195693][ T32] r10:61c88647 r9:851de000 r8:87af73ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1353.195994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1353.196830][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.197207][ T32] 5d40: 82ac05a0 7f15d000 ecf0d000 8280c930 82ac11c4 e05e5da4 e05e5da8 e05e5d78 ** 11 printk messages dropped ** [ 1353.197595][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f15d000 ** 8 printk messages dropped ** [ 1353.197951][ T32] r10:61c88647 r9:84a3e000 r8:846dedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1353.198307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.198668][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.199195][ T32] [<81a625ec>] (schedule_preempt_disabled) from [<81a64ce8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1353.199279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edad1e08 [ 1353.199301][ T32] r4:00000000 [ 1353.199319][ T32] [<81a651a0>] (__mutex_lock_slowpath) from [<81a651f4>] (mutex_lock+0x3c/0x40) [ 1353.199368][ T32] [<81a651b8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1353.199513][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.199607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87af4480 [ 1353.199634][ T32] r4:00000000 [ 1353.199661][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.199708][ T32] r9:83018005 r8:851dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f7a5000 [ 1353.199730][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.199770][ T32] r5:00001000 r4:ecffb000 [ 1353.199790][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.199969][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.200017][ T32] r5:92ee638c r4:92ee6000 [ 1353.200037][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.200150][ T32] r7:dddced80 r6:83018000 r5:92ee638c r4:87af7480 [ 1353.200175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.200223][ T32] r10:61c88647 r9:851dec00 r8:87af74ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.200246][ T32] r4:87af7480 [ 1353.200442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.200558][ T32] r10:00000000 r9:87af7480 r8:8027f5e8 r7:ed141e60 r6:87af7580 r5:851dec00 [ 1353.200594][ T32] r4:00000001 VM DIAGNOSIS: 16:40:50 Registers: info registers vcpu 0 CPU#0 R00=84404c40 R01=00000033 R02=ebbd7000 R03=ebbd7018 R04=8324a059 R05=84404c40 R06=80a67a94 R07=8324a059 R08=80a67a94 R09=00000061 R10=0000033a R11=ebbede24 R12=00000002 R13=ebbede18 R14=8295a5f4 R15=80a67aa4 PSR=80070093 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=00000001 R01=8225af54 R02=00000000 R03=81a5ef78 R04=00000006 R05=828f8d88 R06=00000000 R07=828f8d80 R08=83251800 R09=00000028 R10=828f8d88 R11=df8e1d9c R12=df8e1da0 R13=df8e1d90 R14=80340364 R15=81a5ef88 PSR=80000193 N--- A S svc32 s00=7e861928 s01=76fa8150 d00=76fa81507e861928 s02=00000001 s03=76f9ca88 d01=76f9ca8800000001 s04=fffc0100 s05=fffc0100 d02=fffc0100fffc0100 s06=00000001 s07=00000000 d03=0000000000000001 s08=c0300c00 s09=c0300c03 d04=c0300c03c0300c00 s10=08040201 s11=80402010 d05=8040201008040201 s12=08040201 s13=80402010 d06=8040201008040201 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